bd73f27673d98e8d9fb20bec3ef0dd4456e33eefead3839a68c2228a5c1686ab

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03-12-2024 09:57

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

883eff06ac96966270731e4e22817e11
SHA1

523c87c98236cbc04430e87ec19b977595092ac8
SHA256

44e5dfd551b38e886214bd6b9c8ee913c4c4d1f085a6575d97c3e892b925da82
SHA512

60333253342476911c84bbc1d9bf8a29f811207787fdd6107dce8d2b6e031669303f28133ffc811971ed7792087fe90fb1faabc0af4e91c298ba51e28109a390
SSDEEP

96:UPDYcJ+nx4vVp76JX7zBlkCg21Fxz4THxtrqw1at0JgwLEjo+OB3yUVCdl/wNj+l:UPtkuWJX7zB3kGwfy0nyUVsxCjOMb1u

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2120	1568	WerFault.exe	30

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 2156 wrote to memory of 1568	2156	rundll32.exe	30
PID 2156 wrote to memory of 1568	2156	rundll32.exe	30
PID 2156 wrote to memory of 1568	2156	rundll32.exe	30
PID 2156 wrote to memory of 1568	2156	rundll32.exe	30
PID 2156 wrote to memory of 1568	2156	rundll32.exe	30
PID 2156 wrote to memory of 1568	2156	rundll32.exe	30
PID 2156 wrote to memory of 1568	2156	rundll32.exe	30
PID 1568 wrote to memory of 2120	1568	rundll32.exe	31
PID 1568 wrote to memory of 2120	1568	rundll32.exe	31
PID 1568 wrote to memory of 2120	1568	rundll32.exe	31
PID 1568 wrote to memory of 2120	1568	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1568
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1568 -s 224
    3⤵
    - Program crash
    PID:2120

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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