3b616cb0beaacffb53884b5ba0453312d2577db598d2a877a3b251125fb281a1

Analysis

max time kernel
93s
max time network
95s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
06-10-2024 13:49

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General

Target

$PLUGINSDIR/StdUtils.dll
Size

99KB
MD5

98a4efba4e4b566dc3d93d2d9bfcab58
SHA1

8c54ae9fcec30b2beea8b6af4ead0a76d634a536
SHA256

e2ad7736209d62909a356248fce8e554093339b18ef3e6a989a3c278f177ad48
SHA512

2dbc9a71e666ebf782607d3ca108fd47aa6bce1d0ac2a19183cc5187dd342307b64cb88906369784518922a54ac20f408d5a58f77c0ed410e2ccf98e4e9e39a0
SSDEEP

1536:Lyy+HcFWrX52XWcS15c4DBVOw/bEQvWt6uouMw5m0mhdBu4NpBTvO7Fvo6mVS6oN:Oy+8ozImcSNd1YHbMbC

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4092	3464	WerFault.exe	78

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 2672 wrote to memory of 3464	2672	rundll32.exe	78
PID 2672 wrote to memory of 3464	2672	rundll32.exe	78
PID 2672 wrote to memory of 3464	2672	rundll32.exe	78

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StdUtils.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2672
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StdUtils.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3464
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3464 -s 520
    3⤵
    - Program crash
    PID:4092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3464 -ip 3464
1⤵
PID:3708

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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