cfc09cd2a2109a174ccbc346779f2e19316be4601173e2e85c3e4314cc139017

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
26/08/2024, 03:58

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

fccff8cb7a1067e23fd2e2b63971a8e1
SHA1

30e2a9e137c1223a78a0f7b0bf96a1c361976d91
SHA256

6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e
SHA512

f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c
SSDEEP

192:xPtkiQJr7V9r3HcU17S8g1w5xzWxy6j2V7i77blbTc4v:g7VpNo8gmOyRsVc4

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2320	2100	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 2296 wrote to memory of 2100	2296	rundll32.exe	30
PID 2296 wrote to memory of 2100	2296	rundll32.exe	30
PID 2296 wrote to memory of 2100	2296	rundll32.exe	30
PID 2296 wrote to memory of 2100	2296	rundll32.exe	30
PID 2296 wrote to memory of 2100	2296	rundll32.exe	30
PID 2296 wrote to memory of 2100	2296	rundll32.exe	30
PID 2296 wrote to memory of 2100	2296	rundll32.exe	30
PID 2100 wrote to memory of 2320	2100	rundll32.exe	31
PID 2100 wrote to memory of 2320	2100	rundll32.exe	31
PID 2100 wrote to memory of 2320	2100	rundll32.exe	31
PID 2100 wrote to memory of 2320	2100	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:2296
- 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:2100
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2100 -s 220
    3⤵
    - Program crash
    PID:2320

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

Windows 7 deprecation

Loading Replay Monitor...