2ae166f7a476be2f7e635be4972a151d591319798105b4ab7153898bbd025cbe

Analysis

max time kernel
117s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
02/09/2024, 01:27

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

$PLUGINSDIR/UAC.dll
Size

14KB
MD5

4814167aa1c7ec892e84907094646faa
SHA1

a57a5ecbdfa9a8777a3c587f1acb02b783afc5ee
SHA256

32dd7269abf5a0e5db888e307d9df313e87cef4f1b597965a9d8e00934658822
SHA512

fb1f35e393997ecd2301f371892b59574ee6b666095c3a435336160481f6ef7ed5635c90ce5d2cf88e5ef4a5affb46cb841b7d17e7981bd6e998531193f5d067
SSDEEP

384:3A7q72y8XYDSDJe7H+KXKKK2KRKuKZrjVo787foI7:3sygyraXjQ7Zl99

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1064	1820	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 1820	2156	rundll32.exe	30
PID 2156 wrote to memory of 1820	2156	rundll32.exe	30
PID 2156 wrote to memory of 1820	2156	rundll32.exe	30
PID 2156 wrote to memory of 1820	2156	rundll32.exe	30
PID 2156 wrote to memory of 1820	2156	rundll32.exe	30
PID 2156 wrote to memory of 1820	2156	rundll32.exe	30
PID 2156 wrote to memory of 1820	2156	rundll32.exe	30
PID 1820 wrote to memory of 1064	1820	rundll32.exe	31
PID 1820 wrote to memory of 1064	1820	rundll32.exe	31
PID 1820 wrote to memory of 1064	1820	rundll32.exe	31
PID 1820 wrote to memory of 1064	1820	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UAC.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UAC.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1820
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1820 -s 224
    3⤵
    - Program crash
    PID:1064

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...