69215f0ca8f7849a7bd7b4fcbb13efecdef2f191dea1f27f294bf24c867598b7

Analysis

max time kernel
81s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-10-2024 16:25

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General

Target

$PLUGINSDIR/System.dll
Size

10KB
MD5

bf01b2d04e8fad306ba2f364cfc4edfa
SHA1

58f42b45ca9fc1818c4498ecd8bac088d20f2b18
SHA256

d3f9c99e0c1c9acd81a1b33bc3dbd305140def90d10485c253cf1d455f0dc903
SHA512

30ca1663d659c5efac7fed3d1aaba81c47d5d5fda77f30f021124c882b858732e17f917bfd0aa3ee7b269fad86e75b1b9388d8f916e7a4e2c9961669f2c772e7
SSDEEP

192:aO6dJA/ruAFEiUdWWE6hE5RYUdJfbub1angMO:vKAFERdlxhGRYUzqZan

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2336	2164	WerFault.exe	29

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 1120 wrote to memory of 2164	1120	rundll32.exe	29
PID 1120 wrote to memory of 2164	1120	rundll32.exe	29
PID 1120 wrote to memory of 2164	1120	rundll32.exe	29
PID 1120 wrote to memory of 2164	1120	rundll32.exe	29
PID 1120 wrote to memory of 2164	1120	rundll32.exe	29
PID 1120 wrote to memory of 2164	1120	rundll32.exe	29
PID 1120 wrote to memory of 2164	1120	rundll32.exe	29
PID 2164 wrote to memory of 2336	2164	rundll32.exe	30
PID 2164 wrote to memory of 2336	2164	rundll32.exe	30
PID 2164 wrote to memory of 2336	2164	rundll32.exe	30
PID 2164 wrote to memory of 2336	2164	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1120
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2164
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2164 -s 228
    3⤵
    - Program crash
    PID:2336

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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