872c55aef294c74b873d93aaf47fc6f728127544fea91c6993c5db6a8121aeb0

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2024 11:18

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General

Target

872c55aef294c74b873d93aaf47fc6f728127544fea91c6993c5db6a8121aeb0.dll
Size

554KB
MD5

7b49edf77c1334596ab14f0a615dd2c6
SHA1

d256000de7c6e63a54539e4378235b03ef26c97d
SHA256

872c55aef294c74b873d93aaf47fc6f728127544fea91c6993c5db6a8121aeb0
SHA512

5844389756cbd845b0ea1bf8a59b704f08541d68a5e94cfd2995ffe9c26a8def47c604228b3019dfd1ef8e422616bd543481d8229cd9b766695412a885cf29e4
SSDEEP

12288:mDjh0rBxn4G67eoLMUN8O/eRwJzjWvJ9sSiFd31ZJ2vJE2YM3nkTbSgJ88888882:Tn27exUN8O/eRwJzjWvJ9sSiFd31ZJ28

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4092	1600	WerFault.exe	82

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4312 wrote to memory of 1600	4312	rundll32.exe	82
PID 4312 wrote to memory of 1600	4312	rundll32.exe	82
PID 4312 wrote to memory of 1600	4312	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\872c55aef294c74b873d93aaf47fc6f728127544fea91c6993c5db6a8121aeb0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4312
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\872c55aef294c74b873d93aaf47fc6f728127544fea91c6993c5db6a8121aeb0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1600
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1600 -s 636
    3⤵
    - Program crash
    PID:4092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1600 -ip 1600
1⤵
PID:2688

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1600-0-0x0000000000400000-0x0000000000494000-memory.dmp

Filesize
592KB

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