4299adaab46fdd85bb752d10ee9ca6e2aa01f914865a7c2a118605f6642ab44b

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
06/09/2024, 09:38

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General

Target

$PLUGINSDIR/acrdrab.dll
Size

153KB
MD5

5bcc5a4dd64964a80f07e705ae2349b0
SHA1

80d0cfc282898f50356462d4b6ce5911c3ff819e
SHA256

9effc44af32a8a9b30eaf70c81542af61ea29ddf866db31b065a743efbe96000
SHA512

77dd14f1b51b769305e977500057af62d0dac7bd388ac71a3a70652f0a624e24477d49586108bfb865abdd86bb9c663c45fc98f8f50ff32e8e58c92a4d2070e4
SSDEEP

1536:G/V9aesQygRR4g8y5W/EEZsu0hsiKQhiivZ1DDfbK/vgXg8XmzGachAMXCt5+X+U:G8YaGa1IrC/4Xg8+G/m8+aG/Ps376h

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2840	2752	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 3012 wrote to memory of 2752	3012	rundll32.exe	31
PID 3012 wrote to memory of 2752	3012	rundll32.exe	31
PID 3012 wrote to memory of 2752	3012	rundll32.exe	31
PID 3012 wrote to memory of 2752	3012	rundll32.exe	31
PID 3012 wrote to memory of 2752	3012	rundll32.exe	31
PID 3012 wrote to memory of 2752	3012	rundll32.exe	31
PID 3012 wrote to memory of 2752	3012	rundll32.exe	31
PID 2752 wrote to memory of 2840	2752	rundll32.exe	32
PID 2752 wrote to memory of 2840	2752	rundll32.exe	32
PID 2752 wrote to memory of 2840	2752	rundll32.exe	32
PID 2752 wrote to memory of 2840	2752	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\acrdrab.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3012
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\acrdrab.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2752
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2752 -s 220
    3⤵
    - Program crash
    PID:2840

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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