File Investigation Report
DF1.EXE
Cloaked MalwarePC Cleanup in 3 Easy Steps
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Associated Malware Groups
The unsafe files using this name are associated with the malware groups:
- Cloaked Malware
- Malicious Software
File Behavior
DF1.EXE has been seen to perform the following behavior:
- The Process is packed and/or encrypted using a software packing process
- This process creates other processes on disk
- Executes a Process
- This Process Deletes Other Processes From Disk
- Writes to another Process's Virtual Memory (Process Hijacking)
- Registers a Dynamic Link Library File
- Enables a COM Object/Server on the Local Machine
- Adds products to the system registry
- Executes Processes stored in Temporary Folders
- Can communicate with other computer systems using HTTP protocols
- Terminates Processes
- This Process sends MIME Email
- This Process can access Web Mail Servers
- Adds a Registry Key (RUN) to auto start Programs on system start up
- Changes the Internet Explorer Search Page
- Adds a Registry Key (RUNONCE) to auto start Programs on system start up
DF1.EXE has been the subject of the following behavior:
- Created as a process on disk
- Deleted as a process from disk
- Executed as a Process
- Executed by Internet Explorer
- Has code inserted into its Virtual Memory space by other programs
- Terminated as a Process
- Copied to multiple locations on the system
- Registered as a Dynamic Link Library File
- Enabled as a COM Object/Server on the Local Machine
Country Of Origin
The filename DF1.EXE was first seen on May 31 2007 in the following geographical regions of the Prevx community:
- Europe on May 31 2007
- Pakistan on May 31 2007
- on Oct 28 2007
- The United States on Oct 28 2007
- Chile on Jan 14 2009
File Name Aliases
DF1.EXE can also use the following file names:
- AHU6BM0Z.EXE
- BG4OQ2PW.EXE
- HOST.EXE
- SKGXMUEG.EXE
- VEMKPQF4.EXE
- WA6WJK2A.EXE
- X7LEJVY2.EXE
- XQ0F6OA5.EXE
- XY8KXNEI.EXE
- Y0T4FQRE.EXE
- ZJ3Z6S6R.EXE
- SVCHOST.EXE
- RAVMON.EXE
- KWZNNTES.EXE
- URDVXC.EXE
- DHHZ4GR4.EXE
- EIXN1PXM.EXE
- 7ZIPFREE_8675[n].EXE
- 0DES27SW.EXE
- 7ZIPFREE_8675.EXE
- DC1.EXE
- 2RPAQQMM.EXE
- 3I6OGT57.EXE
- 3QJNFJM0.EXE
- 3SZMZTT8.EXE
- 5T9AKAC5.EXE
- 6WNT8JNV.EXE
- DD30.EXE
- DG2.EXE
- DD2.EXE
- DI2.EXE
- DR1.EXE
- DQ1.EXE
- DN1.EXE
- DM1.EXE
- DL2.EXE
- DL1.EXE
- DK1.EXE
- DJ1.EXE
- DI1.EXE
- DH1.EXE
- DG1.EXE
- DE1.EXE
Filesizes
The following file size has been seen:
- 151,040 bytes
- 1,970,176 bytes
- 2,825,712 bytes
- 49,242 bytes
- 63,488 bytes
- 4,553,848 bytes
File Type
The filename DF1.EXE refers to many versions of an executable program.
Website Activity
One or more files with the name DF1.EXE interacts with the following web sites and pages. Web addresses have been deliberately modified to prevent unintentional use.
- TCP:216.148.217.210:139 Port:15
- TCP:216.148.217.210:445 Port:15
- TCP:216.148.64.133:139 Port:19
- TCP:216.148.64.133:445 Port:19
- TCP:216.148.49.154:139 Port:22
- TCP:216.148.49.154:445 Port:22
- TCP:216.148.61.105:139 Port:24
- TCP:216.148.61.105:445 Port:24
- TCP:216.148.213.68:139 Port:24
- TCP:216.148.213.68:445 Port:24
- Port 25 IP:216.148.244.115
- Port 25 IP:216.148.200.236
- Port 25 IP:216.148.129.133
- TCP:216.148.70.98:139 Port:15
- TCP:216.148.70.98:445 Port:15
- TCP:216.148.120.50:139 Port:15
- TCP:216.148.120.50:445 Port:15
- TCP:216.148.66.200:139 Port:17
- TCP:216.148.66.200:445 Port:17
- TCP:216.148.65.66:139 Port:17
- TCP:216.148.65.66:445 Port:17
- TCP:216.148.49.149:139 Port:17
- TCP:216.148.49.149:445 Port:17
- TCP:216.148.201.43:139 Port:20
- TCP:216.148.201.43:445 Port:20
- TCP:216.148.120.89:139 Port:24
- TCP:216.148.120.89:445 Port:24
- TCP:216.148.50.34:139 Port:28
- TCP:216.148.50.34:445 Port:28
- TCP:216.148.49.79:139 Port:16
- TCP:216.148.49.79:445 Port:16
- TCP:216.148.220.37:139 Port:18
- TCP:216.148.220.37:445 Port:18
- TCP:216.148.218.142:139 Port:18
- TCP:216.148.218.142:445 Port:18
- TCP:216.148.50.67:139 Port:28
- TCP:216.148.50.67:445 Port:28
- TCP:216.148.66.212:139 Port:28
- TCP:216.148.66.212:445 Port:28
- TCP:216.148.50.50:139 Port:29
- TCP:216.148.50.50:445 Port:29
- TCP:216.148.129.158:139 Port:24
- TCP:216.148.129.158:445 Port:24
- TCP:216.148.49.248:139 Port:26
- TCP:216.148.49.248:445 Port:26
- TCP:216.148.120.216:139 Port:26
- TCP:216.148.120.216:445 Port:26
- TCP:216.148.200.191:139 Port:30
- TCP:216.148.200.191:445 Port:30
- TCP:216.148.252.11:139 Port:30
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