77a92a629047573bc0f9838e2f475317c72a7f52a5c7d811eb82a008ca38aa6a

Analysis

max time kernel
140s
max time network
18s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
23/07/2024, 17:35

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General

Target

$PLUGINSDIR/UserInfo.dll
Size

4KB
MD5

042e03684bac9855095838cecab7f4eb
SHA1

aafbdd2cee36a4b54dcb3250e4b5406c4a1c3737
SHA256

f253c07d4e02afaa6842c177262a5f6415e1c26123017f14af527c0825854732
SHA512

d38b5c3e3f7d0a26ffbc949be4bd15a93710f1d67412fd55fd8e655d4fc0762265cc1d3655c66b19497855a2ece984f94fcec97a848d0418768f81cdad392de5
SSDEEP

48:6W8vKKgq/Ykxz3UyobKhowfQZ7ZdgYqO:p8vVp/Yk/obOMlJ

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1072	2504	WerFault.exe	29

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 1068 wrote to memory of 2504	1068	rundll32.exe	29
PID 1068 wrote to memory of 2504	1068	rundll32.exe	29
PID 1068 wrote to memory of 2504	1068	rundll32.exe	29
PID 1068 wrote to memory of 2504	1068	rundll32.exe	29
PID 1068 wrote to memory of 2504	1068	rundll32.exe	29
PID 1068 wrote to memory of 2504	1068	rundll32.exe	29
PID 1068 wrote to memory of 2504	1068	rundll32.exe	29
PID 2504 wrote to memory of 1072	2504	rundll32.exe	30
PID 2504 wrote to memory of 1072	2504	rundll32.exe	30
PID 2504 wrote to memory of 1072	2504	rundll32.exe	30
PID 2504 wrote to memory of 1072	2504	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1068
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2504
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2504 -s 224
    3⤵
    - Program crash
    PID:1072

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/2504-0-0x0000000063E80000-0x0000000063E86000-memory.dmp

Filesize
24KB

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