4e7982c1a982141773e2a47f43d0212c6e966457a4f96f7d05f5476d3e18a9af

Resubmissions

30-10-2024 19:47

241030-yhpxpszgrm 7

30-10-2024 19:45

241030-ygfyeaypby 7

Analysis

max time kernel
434s
max time network
458s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
30-10-2024 19:45

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General

Target

$PLUGINSDIR/CheckProVs.dll
Size

18KB
MD5

5422e399fabd3a344e8dcc807a48637e
SHA1

59b0830698b15993671eb0dd43020041c351deb8
SHA256

64e6aad5d6628bc743196a42e28df3f8dc71cdf0d2ad4c250bab872d2a3991c7
SHA512

9d102954e0d7bb7e69219a14158e410c18adb85d1cca9e269f3955d3fc5e61b23872313b78d16cd6488eaac0f835b233356152575bf130f8ec91e0d481aa1493
SSDEEP

384:qJqUuDf+bOQNnPV5By6ki2/iAV1/wfT3ir2WSx7bLFMGO:q8UA+bfndbd26H3iPmbLFJO

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2064	1332	WerFault.exe	79

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 2736 wrote to memory of 1332	2736	rundll32.exe	79
PID 2736 wrote to memory of 1332	2736	rundll32.exe	79
PID 2736 wrote to memory of 1332	2736	rundll32.exe	79

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CheckProVs.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2736
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CheckProVs.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1332
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1332 -s 452
    3⤵
    - Program crash
    PID:2064

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1332 -ip 1332
1⤵
PID:3916

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

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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