05b3347fcddf440da243f5fc417202d7eb2ac56f66c69f77d8385a33be55c595

Analysis

max time kernel
140s
max time network
118s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
12/06/2024, 22:27

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General

Target
$PLUGINSDIR/extra.dll
Size 32KB
Sample240612-2db2tswhnk
SHA256 cb6be9cbec2d166d3625ed511408ae0264581e03a9c8e0d1e895002025f6a9f3
MD5 ab83fde15027576dd5cdcf98e51e16a4
SHA1 7ff782eac9ef49875e7b922f5aedcbaf796b808f
SHA512 74317a5149b3f81e5e592a9bb4633a1ddeea49340c4996dda5d3487b1317b8e4623b0421215b02992b0e775c0f39b5f63a4c36602c3deb0155f80a7bd0282420
SSDEEP 768:SBVqOWmlI4xwVr7ukQCl2JU/0O4ohdiNpfIJfcN2Bh:SBqmlEJu4y402hdivfIJf
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral3/memory/2376-0-0x00000000750B0000-0x00000000750C8000-memory.dmp	upx
behavioral3/memory/2376-3-0x00000000750B0000-0x00000000750C8000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
820	2376	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 2376	2036	rundll32.exe	28
PID 2036 wrote to memory of 2376	2036	rundll32.exe	28
PID 2036 wrote to memory of 2376	2036	rundll32.exe	28
PID 2036 wrote to memory of 2376	2036	rundll32.exe	28
PID 2036 wrote to memory of 2376	2036	rundll32.exe	28
PID 2036 wrote to memory of 2376	2036	rundll32.exe	28
PID 2036 wrote to memory of 2376	2036	rundll32.exe	28
PID 2376 wrote to memory of 820	2376	rundll32.exe	29
PID 2376 wrote to memory of 820	2376	rundll32.exe	29
PID 2376 wrote to memory of 820	2376	rundll32.exe	29
PID 2376 wrote to memory of 820	2376	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\extra.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\extra.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2376
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 244
    3⤵
    - Program crash
    PID:820

Network

MITRE ATT&CK Matrix

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Downloads

memory/2376-2-0x00000000750A0000-0x00000000750B8000-memory.dmp

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memory/2376-1-0x0000000075070000-0x0000000075088000-memory.dmp

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memory/2376-0-0x00000000750B0000-0x00000000750C8000-memory.dmp

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memory/2376-3-0x00000000750B0000-0x00000000750C8000-memory.dmp

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memory/2376-5-0x0000000075070000-0x0000000075088000-memory.dmp

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memory/2376-6-0x00000000750A0000-0x00000000750B8000-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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Downloads