57f98ac65382eafa1de20409e13181e3ff915ba5f9a04c91276b476eef94f18e

Analysis

max time kernel
10s
max time network
16s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
25-07-2024 22:36

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General

Target

$PLUGINSDIR/UserInfo.dll
Size

4KB
MD5

1e8e11f465afdabe97f529705786b368
SHA1

ea42bed65df6618c5f5648567d81f3935e70a2a0
SHA256

7d099352c82612ab27ddfd7310c1aa049b58128fb04ea6ea55816a40a6f6487b
SHA512

16566a8c1738e26962139aae893629098dc759e4ac87df3e8eb9819df4e0e422421836bb1e4240377e00fb2f4408ce40f40eee413d0f6dd2f3a4e27a52d49a0b

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1792	2140	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 3012 wrote to memory of 2140	3012	rundll32.exe	29
PID 3012 wrote to memory of 2140	3012	rundll32.exe	29
PID 3012 wrote to memory of 2140	3012	rundll32.exe	29
PID 3012 wrote to memory of 2140	3012	rundll32.exe	29
PID 3012 wrote to memory of 2140	3012	rundll32.exe	29
PID 3012 wrote to memory of 2140	3012	rundll32.exe	29
PID 3012 wrote to memory of 2140	3012	rundll32.exe	29
PID 2140 wrote to memory of 1792	2140	rundll32.exe	30
PID 2140 wrote to memory of 1792	2140	rundll32.exe	30
PID 2140 wrote to memory of 1792	2140	rundll32.exe	30
PID 2140 wrote to memory of 1792	2140	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:3012
- 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:2140
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2140 -s 228
    3⤵
    - Program crash
    PID:1792

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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