842d0663926d5baf42cfa46ccca5e0d69e0ef109d07da57ea45e3ab43c4a305e | Triage

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
27-05-2024 02:40

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General

Target

Program/XLUserS.dll
Size

10KB
MD5

298a55f67d833bb4098c207585f61e8d
SHA1

0ccba896919d490af86b39a7b331bd0eae335429
SHA256

6172aab4af8168637ece72bc6464166f144538beb425952e4085cbbe28a033ca
SHA512

b64b0a0df7e9da31d237adea48d0feb93796cb1d5a1a01deb71cb13dd218bfaa8a991e0ccde396198c7d55d066eabf277ff1c4e32db80641bccfd679611c8a41
SSDEEP

192:zzF86tZDWrepiJLEqUErRtdD4fUuMZwt2h8sIGO2x9:zh8TLLweSfUuM0GOC

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2392 1228 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1792 wrote to memory of 1228	1792	rundll32.exe	rundll32.exe
PID 1792 wrote to memory of 1228	1792	rundll32.exe	rundll32.exe
PID 1792 wrote to memory of 1228	1792	rundll32.exe	rundll32.exe
PID 1792 wrote to memory of 1228	1792	rundll32.exe	rundll32.exe
PID 1792 wrote to memory of 1228	1792	rundll32.exe	rundll32.exe
PID 1792 wrote to memory of 1228	1792	rundll32.exe	rundll32.exe
PID 1792 wrote to memory of 1228	1792	rundll32.exe	rundll32.exe
PID 1228 wrote to memory of 2392	1228	rundll32.exe	WerFault.exe
PID 1228 wrote to memory of 2392	1228	rundll32.exe	WerFault.exe
PID 1228 wrote to memory of 2392	1228	rundll32.exe	WerFault.exe
PID 1228 wrote to memory of 2392	1228	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Program\XLUserS.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1792

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Program\XLUserS.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1228 -s 224
3⤵
- Program crash
PID:2392

MITRE ATT&CK Matrix

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