ec1693018b38ac8f2be71eaea9cbdb6bcb8911de5e56f9f69d8e06f1fec995f4

Analysis

max time kernel
94s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19/09/2024, 16:27

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General

Target

$PLUGINSDIR/UAC.dll
Size

13KB
MD5

07841403d5371183c4eaa5cab50663fb
SHA1

b0cee6e01502fdd2ee775922051333d626c63906
SHA256

3a18cf504265ab2267e1545106217767877fa9db6e2b5dd0a3a761dead33a99b
SHA512

436c1932d4ff56a11673beac5416ac0f2c7e90e5b993b3b8c8f589069d655da40c3ed514b99291ddf06aad66b0a634896daac19adf459ff791dccf3234af0e05
SSDEEP

192:sQNEcPshjd/dVaWnYPSZWrR6CM6CjVWsqCDLjJO/FEg98ZH:sQvshxFVaeYPoWH0VWsqCHQ/FEg9w

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
396	2844	WerFault.exe	82

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 2188 wrote to memory of 2844	2188	rundll32.exe	82
PID 2188 wrote to memory of 2844	2188	rundll32.exe	82
PID 2188 wrote to memory of 2844	2188	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UAC.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2188
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UAC.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2844
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2844 -s 624
    3⤵
    - Program crash
    PID:396

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2844 -ip 2844
1⤵
PID:1852

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

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