f859c3a644806fe157f111ebd649102c6ce5c6a6c5612b6b86d0484509b6258f

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11/03/2025, 01:44

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General

Target

f859c3a644806fe157f111ebd649102c6ce5c6a6c5612b6b86d0484509b6258f.dll
Size

195KB
MD5

a35bec80a2f90ab98cac64dd7f34d9e3
SHA1

bc166451d59084542cc022923ef6bd65972b734b
SHA256

f859c3a644806fe157f111ebd649102c6ce5c6a6c5612b6b86d0484509b6258f
SHA512

118382f1b53d7b08e6dac140e49211910ac7a0ea0d451e48b4e28c4e909b4dae1d7a608e032de0427e42a528712b8c49d535d3db1e57c61d64b0f3409701d876
SSDEEP

3072:a/OAJfleMyWZoskV7W70SqWiyeSSHdOaHW0jt5vUH:vQlSVi76aS9f20jXvUH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2404	2548	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 2480 wrote to memory of 2548	2480	rundll32.exe	30
PID 2480 wrote to memory of 2548	2480	rundll32.exe	30
PID 2480 wrote to memory of 2548	2480	rundll32.exe	30
PID 2480 wrote to memory of 2548	2480	rundll32.exe	30
PID 2480 wrote to memory of 2548	2480	rundll32.exe	30
PID 2480 wrote to memory of 2548	2480	rundll32.exe	30
PID 2480 wrote to memory of 2548	2480	rundll32.exe	30
PID 2548 wrote to memory of 2404	2548	rundll32.exe	31
PID 2548 wrote to memory of 2404	2548	rundll32.exe	31
PID 2548 wrote to memory of 2404	2548	rundll32.exe	31
PID 2548 wrote to memory of 2404	2548	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f859c3a644806fe157f111ebd649102c6ce5c6a6c5612b6b86d0484509b6258f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2480
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f859c3a644806fe157f111ebd649102c6ce5c6a6c5612b6b86d0484509b6258f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2548
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2548 -s 272
    3⤵
    - Program crash
    PID:2404

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

Windows 7 deprecation

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