c7632a1bbe82c3d2ae9146a0289bc2080d03878dd89fd1d9e9503a9e57af43c4 | Triage

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
01-07-2024 04:35

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General

Target

1792EL4.4?/zlibwapi.dll
Size

71KB
MD5

91a4eeb39ed3054f558795cfcdb13fa8
SHA1

614b4afb945d697ad19560b32af6b686d4171034
SHA256

0d38360003865e84a2842c337d7c440c8ab4c41809cc87b8758df6d852c02afc
SHA512

164d6b5c0869b95e625a36811681ffa037cff1585deff6f2223eb8efcd3b71d5b7c9ac06f41401c43e1394e8e15d255e78b0a081e3fe4b6035f700fdfb0578ab
SSDEEP

1536:EyLPKNqRLWqtQMTkL6/nToIfAIOjIOZodL:E3NNqtJkL6PTBf2FadL

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2788 2168 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2812 wrote to memory of 2168	2812	rundll32.exe	rundll32.exe
PID 2812 wrote to memory of 2168	2812	rundll32.exe	rundll32.exe
PID 2812 wrote to memory of 2168	2812	rundll32.exe	rundll32.exe
PID 2812 wrote to memory of 2168	2812	rundll32.exe	rundll32.exe
PID 2812 wrote to memory of 2168	2812	rundll32.exe	rundll32.exe
PID 2812 wrote to memory of 2168	2812	rundll32.exe	rundll32.exe
PID 2812 wrote to memory of 2168	2812	rundll32.exe	rundll32.exe
PID 2168 wrote to memory of 2788	2168	rundll32.exe	WerFault.exe
PID 2168 wrote to memory of 2788	2168	rundll32.exe	WerFault.exe
PID 2168 wrote to memory of 2788	2168	rundll32.exe	WerFault.exe
PID 2168 wrote to memory of 2788	2168	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1792EL4.4_\zlibwapi.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2812

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1792EL4.4_\zlibwapi.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2168

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2168 -s 224
3⤵
- Program crash
PID:2788

MITRE ATT&CK Matrix

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