e864b1c8ece683a22afaf28d6636a1b2a889afede3bfe8a1026e3399959c783d

Analysis

max time kernel
140s
max time network
120s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
07/04/2024, 11:56

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General

Target
$PLUGINSDIR/SelfDel.dll
Size 4KB
Sample240407-n362lscb71
SHA256 281c39b733579e031c62bdd247b41543ece1fe3bd6eda26fc8ad474b10f33101
MD5 7cff7fe2caea5184d98c147e7e263132
SHA1 21f39d3d0dd5f7198d67ef30e95d10ae3460093e
SHA512 fb1161b8571d1d0c67e2df0d571b08f5e7a73f81409aed847344154d02406910629181bcce4e18e998ec472f51a6a1b40d956a010abdd10e850413aafa87808a
SSDEEP 48:CzHDh3jgWMynQfXKsJ3eAn67wN4VDm0pmoZSeJY8JTaCILFoyTFS7lWsaEaSueq:S18WMynkXKOOATEVUPnS7s9TShqTM
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 3 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral7/memory/1940-0-0x0000000075080000-0x0000000075089000-memory.dmp	acprotect
behavioral7/memory/1940-2-0x0000000075060000-0x0000000075069000-memory.dmp	acprotect
behavioral7/memory/1940-4-0x0000000075060000-0x0000000075069000-memory.dmp	acprotect

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral7/memory/1940-0-0x0000000075080000-0x0000000075089000-memory.dmp	upx
behavioral7/memory/1940-2-0x0000000075060000-0x0000000075069000-memory.dmp	upx
behavioral7/memory/1940-4-0x0000000075060000-0x0000000075069000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3068	1940	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2208 wrote to memory of 1940	2208	rundll32.exe	28
PID 2208 wrote to memory of 1940	2208	rundll32.exe	28
PID 2208 wrote to memory of 1940	2208	rundll32.exe	28
PID 2208 wrote to memory of 1940	2208	rundll32.exe	28
PID 2208 wrote to memory of 1940	2208	rundll32.exe	28
PID 2208 wrote to memory of 1940	2208	rundll32.exe	28
PID 2208 wrote to memory of 1940	2208	rundll32.exe	28
PID 1940 wrote to memory of 3068	1940	rundll32.exe	29
PID 1940 wrote to memory of 3068	1940	rundll32.exe	29
PID 1940 wrote to memory of 3068	1940	rundll32.exe	29
PID 1940 wrote to memory of 3068	1940	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SelfDel.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2208
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SelfDel.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1940
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1940 -s 220
    3⤵
    - Program crash
    PID:3068

Network

MITRE ATT&CK Matrix

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Downloads

memory/1940-0-0x0000000075080000-0x0000000075089000-memory.dmp

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memory/1940-1-0x0000000075080000-0x0000000075089000-memory.dmp

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memory/1940-2-0x0000000075060000-0x0000000075069000-memory.dmp

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memory/1940-3-0x0000000075070000-0x0000000075079000-memory.dmp

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memory/1940-4-0x0000000075060000-0x0000000075069000-memory.dmp

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memory/1940-5-0x0000000075080000-0x0000000075089000-memory.dmp

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memory/1940-7-0x0000000075080000-0x0000000075089000-memory.dmp

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

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