74dd331228ae7266640da7645cf7dd68793c1f0f0f7f5231e6c82cf94038571a

Analysis

max time kernel
143s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20/08/2024, 16:07

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General

Target

$PLUGINSDIR/InstallOptions.dll
Size

28KB
MD5

b6dc3eca7cd55452c7d85d5dba9e5b54
SHA1

21d2a3fb21e4057d0016688d177666c5c3e9e74b
SHA256

4aab43ce0a225627e1990ab3b0601a359cc8fb4e760587d462f0f4de70a3ba10
SHA512

b206c2ed34955cbd7e79d1a0d62f62630bd2f5aaa38538818137aaa09ae592f1d4d75e6c6b8cbec3c2736d3f97a5e2b925f97f2e21637406dc419889a4b00e89
SSDEEP

384:Khd3M5Zc0zjJZfJUB6hH7PHgM8lYkvLziNe8Efux14J6aAI5dq26NwQdu:OMA0PPJUw7/ZUvSNeZmSIabqsb

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3744	1764	WerFault.exe	84

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 1428 wrote to memory of 1764	1428	rundll32.exe	84
PID 1428 wrote to memory of 1764	1428	rundll32.exe	84
PID 1428 wrote to memory of 1764	1428	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1428
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1764
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 636
    3⤵
    - Program crash
    PID:3744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1764 -ip 1764
1⤵
PID:3948

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

Replay Monitor

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Downloads

memory/1764-0-0x0000000075210000-0x0000000075223000-memory.dmp

Filesize
76KB

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