a213e0faf45cabad343b34a05a65ef437bed06fdf392a01a25b28def670a70e2

Analysis

max time kernel
140s
max time network
121s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
02/04/2024, 20:52

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General

Target
$PLUGINSDIR/SelfDel.dll
Size 5KB
Sample240402-zn2dcsdc51
SHA256 d115bce0a787b4f895e700efe943695c8f1087782807d91d831f6015b0f98774
MD5 e5786e8703d651bc8bd4bfecf46d3844
SHA1 fee5aa4b325deecbf69ccb6eadd89bd5ae59723f
SHA512 d14ad43a01db19428cd8ccd2fe101750860933409b5be2eb85a3e400efcd37b1b6425ce84e87a7fe46ecabc7b91c4b450259e624c178b86e194ba7da97957ba3
SSDEEP 96:NdekHUj5z13cPopei+Ml9PNDFbS7xg+TScrQ5:NdeuU9xcPopr+M9FbSS+TSE
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral31/memory/1680-3-0x0000000074570000-0x0000000074579000-memory.dmp	acprotect

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral31/memory/1680-3-0x0000000074570000-0x0000000074579000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2168	1680	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2860 wrote to memory of 1680	2860	rundll32.exe	28
PID 2860 wrote to memory of 1680	2860	rundll32.exe	28
PID 2860 wrote to memory of 1680	2860	rundll32.exe	28
PID 2860 wrote to memory of 1680	2860	rundll32.exe	28
PID 2860 wrote to memory of 1680	2860	rundll32.exe	28
PID 2860 wrote to memory of 1680	2860	rundll32.exe	28
PID 2860 wrote to memory of 1680	2860	rundll32.exe	28
PID 1680 wrote to memory of 2168	1680	rundll32.exe	29
PID 1680 wrote to memory of 2168	1680	rundll32.exe	29
PID 1680 wrote to memory of 2168	1680	rundll32.exe	29
PID 1680 wrote to memory of 2168	1680	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:2860
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SelfDel.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1680
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1680 -s 220
    3⤵
    - Program crash
    PID:2168

Network

MITRE ATT&CK Matrix

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Downloads

memory/1680-0-0x0000000074790000-0x0000000074799000-memory.dmp

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memory/1680-1-0x0000000074560000-0x0000000074569000-memory.dmp

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memory/1680-2-0x0000000074790000-0x0000000074799000-memory.dmp

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memory/1680-3-0x0000000074570000-0x0000000074579000-memory.dmp

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memory/1680-7-0x0000000074560000-0x0000000074569000-memory.dmp

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memory/1680-6-0x0000000074790000-0x0000000074799000-memory.dmp

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memory/1680-8-0x0000000074790000-0x0000000074799000-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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