b012918f1665341591305c28869478e58fb32f45f7a410a0f79cf42148c29e20

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
07-01-2025 11:57

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General

Target

DARF32CB.dll
Size

132KB
MD5

b1897a6e8ce670483c568ef2d44690d0
SHA1

5e25afba6d4f7b2f45da0bc91c8b5c821013a8b2
SHA256

16c37cd7a01698940b0f501588dcca2fa37c36b88640c6e1dcd8083ada297031
SHA512

fbc488a890bccf8682749bec38e2a9b26d03506341ee4048a6c32ceb4fe9485ef7aff7ed4fd225996413e9713872ebde31a9fc0c895d4b1eb186e79420ad9bda
SSDEEP

1536:5+pRG5qxIu5udYF8Lrkj17lJo8Gf6EIf6zyDGtxbjw0NR:Gz1uWFZJop6EIfOyDqTR

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1268	2584	WerFault.exe	30

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 2568 wrote to memory of 2584	2568	rundll32.exe	30
PID 2568 wrote to memory of 2584	2568	rundll32.exe	30
PID 2568 wrote to memory of 2584	2568	rundll32.exe	30
PID 2568 wrote to memory of 2584	2568	rundll32.exe	30
PID 2568 wrote to memory of 2584	2568	rundll32.exe	30
PID 2568 wrote to memory of 2584	2568	rundll32.exe	30
PID 2568 wrote to memory of 2584	2568	rundll32.exe	30
PID 2584 wrote to memory of 1268	2584	rundll32.exe	31
PID 2584 wrote to memory of 1268	2584	rundll32.exe	31
PID 2584 wrote to memory of 1268	2584	rundll32.exe	31
PID 2584 wrote to memory of 1268	2584	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\DARF32CB.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2568
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\DARF32CB.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2584
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2584 -s 248
    3⤵
    - Program crash
    PID:1268

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/2584-0-0x00000000001F0000-0x0000000000215000-memory.dmp

Filesize
148KB

Download
memory/2584-1-0x00000000001F0000-0x0000000000215000-memory.dmp

Filesize
148KB

Download