e791985263b2df4b00652a69f4d6ac925dd2e7a069b9cc30ccb6fc5c813ec44b | Triage

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
29-02-2024 03:10

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General

Target

$PLUGINSDIR/CABSetup.dll
Size

17KB
MD5

971a2e4b537d8b3f0bf5699c4b086192
SHA1

72c062e122288b8c015cd1cd806bef4a22530b60
SHA256

82f78bcf453ef5bc4383dbb586bcdb7db7b79877ca79991f8b83c9284b6eeedc
SHA512

2269002046c774112201a4ebb86638e554c11fa3ef2ba2f48266b5427b64fc35e66a94a1dc45c085f713aaf2852ac55a40876ff6bd0fe8625dce9eac05ace657
SSDEEP

384:1+euflfDS/VtTPYCfdW/QJCG0wNXB9SNCNLH:1+eufdpYg4JCwnSENLH

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4428	3316	WerFault.exe	48

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2748 wrote to memory of 3316	2748	rundll32.exe	48
PID 2748 wrote to memory of 3316	2748	rundll32.exe	48
PID 2748 wrote to memory of 3316	2748	rundll32.exe	48

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CABSetup.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CABSetup.dll,#1
  2⤵
  PID:3316
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3316 -s 600
    3⤵
    - Program crash
    PID:4428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3316 -ip 3316
1⤵
PID:1948

Network

MITRE ATT&CK Matrix

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