830220dea8d36ecb2e820ddf7b5d247ffe9567c58a64059f6235b41d4ada56e3 | Triage

Analysis

max time kernel
40s
max time network
42s
platform
windows7_x64
resource
win7-20220414-en
submitted
26-04-2022 13:57

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General

Target

876-57-0x0000000010000000-0x000000001008F000-memory.dll
Size

572KB
MD5

554eebabc5b83d7182a1a7cb783079b5
SHA1

508f549207ef50bea7ed035490b73ee5e74837eb
SHA256

830220dea8d36ecb2e820ddf7b5d247ffe9567c58a64059f6235b41d4ada56e3
SHA512

11d7d2d3b4bfa97768358d05304ea5ec43c2690cdc43737cf59b4548a468b792498428ae46e76f0d5c90c332d0cc0fabe300924faf47d5498b7657d9251fb3f4

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1984 912 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1056 wrote to memory of 912	1056	rundll32.exe	rundll32.exe
PID 1056 wrote to memory of 912	1056	rundll32.exe	rundll32.exe
PID 1056 wrote to memory of 912	1056	rundll32.exe	rundll32.exe
PID 1056 wrote to memory of 912	1056	rundll32.exe	rundll32.exe
PID 1056 wrote to memory of 912	1056	rundll32.exe	rundll32.exe
PID 1056 wrote to memory of 912	1056	rundll32.exe	rundll32.exe
PID 1056 wrote to memory of 912	1056	rundll32.exe	rundll32.exe
PID 912 wrote to memory of 1984	912	rundll32.exe	WerFault.exe
PID 912 wrote to memory of 1984	912	rundll32.exe	WerFault.exe
PID 912 wrote to memory of 1984	912	rundll32.exe	WerFault.exe
PID 912 wrote to memory of 1984	912	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\876-57-0x0000000010000000-0x000000001008F000-memory.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1056

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\876-57-0x0000000010000000-0x000000001008F000-memory.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 912 -s 196
3⤵
- Program crash
PID:1984

MITRE ATT&CK Matrix

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Downloads

memory/912-54-0x0000000000000000-mapping.dmp

Download
memory/912-55-0x00000000764C1000-0x00000000764C3000-memory.dmp

Filesize
8KB

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memory/1984-56-0x0000000000000000-mapping.dmp

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