a2f4a9e8c476f700b17cc068984f351c25e9f32c0d31eb8653ff9ad3e6f95f23

Analysis

max time kernel
92s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01-09-2024 23:31

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General

Target

$PLUGINSDIR/CityHash.dll
Size

53KB
MD5

2021acc65fa998daa98131e20c4605be
SHA1

2e8407cfe3b1a9d839ea391cfc423e8df8d8a390
SHA256

c299a0a71bf57eb241868158b4fcfe839d15d5ba607e1bdc5499fdf67b334a14
SHA512

cb96d3547bab778cbe94076be6765ed2ae07e183e4888d6c380f240b8c6708662a3b2b6b2294e38c48bc91bf2cc5fc7cfcd3afe63775151ba2fe34b06ce38948
SSDEEP

768:jfXngOuwVTROMOZbPg9ao/wxsfJM3JuNUgo3BDGFo+EA3:j/hPVTRBO9NJYMMnomoy3

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1992	3276	WerFault.exe	83

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 3992 wrote to memory of 3276	3992	rundll32.exe	83
PID 3992 wrote to memory of 3276	3992	rundll32.exe	83
PID 3992 wrote to memory of 3276	3992	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CityHash.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3992
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CityHash.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3276
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3276 -s 600
    3⤵
    - Program crash
    PID:1992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3276 -ip 3276
1⤵
PID:2280

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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