759d950e1ebe7b6914dd31c15868f08869fb1bdffd47825caee0e50dbfce2929

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21/09/2024, 22:41

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General

Target

$PLUGINSDIR/UAC.dll
Size

18KB
MD5

113c5f02686d865bc9e8332350274fd1
SHA1

4fa4414666f8091e327adb4d81a98a0d6e2e254a
SHA256

0d21041a1b5cd9f9968fc1d457c78a802c9c5a23f375327e833501b65bcd095d
SHA512

e190d1ee50c0b2446b14f0d9994a0ce58f5dbd2aa5d579f11b3a342da1d4abf0f833a0415d3817636b237930f314be54e4c85b4db4a9b4a3e532980ea9c91284
SSDEEP

192:5cdcpry0igQ1Ii1rzn6U4gbfW6irWP+vOg7XRSEi+OPLjte86jugnincl0Nr90Og:WqVibvTh4qnFP+OPEzinclP+

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2648	2748	WerFault.exe	31

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 628 wrote to memory of 2748	628	rundll32.exe	31
PID 628 wrote to memory of 2748	628	rundll32.exe	31
PID 628 wrote to memory of 2748	628	rundll32.exe	31
PID 628 wrote to memory of 2748	628	rundll32.exe	31
PID 628 wrote to memory of 2748	628	rundll32.exe	31
PID 628 wrote to memory of 2748	628	rundll32.exe	31
PID 628 wrote to memory of 2748	628	rundll32.exe	31
PID 2748 wrote to memory of 2648	2748	rundll32.exe	32
PID 2748 wrote to memory of 2648	2748	rundll32.exe	32
PID 2748 wrote to memory of 2648	2748	rundll32.exe	32
PID 2748 wrote to memory of 2648	2748	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UAC.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:628
- 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:2748
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2748 -s 224
    3⤵
    - Program crash
    PID:2648

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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