39411e7d803dffb5a2fc857726502a559e69646de2cac6d14514d32d52718db6

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20250207-en
resource tags

arch:x64arch:x86image:win7-20250207-enlocale:en-usos:windows7-x64system
submitted
03/03/2025, 22:08

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General

Target

39411e7d803dffb5a2fc857726502a559e69646de2cac6d14514d32d52718db6.dll
Size

76KB
MD5

33ec67e2a7ba6ecff8baa8205681d205
SHA1

dc25262fe1af46615ffc915aa8b9dd86ff1b9b71
SHA256

39411e7d803dffb5a2fc857726502a559e69646de2cac6d14514d32d52718db6
SHA512

f8eece3e14d002369568e429ebeb84600b0d067622691e0c7bcb1580aa815e877e30967b6103e9ffc68b3c9e5b6dcbcec53eaa254958e4c6c791ee03f1f97de5
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZEE6Bi:c8y93KQjy7G55riF1cMo03yE6o

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/688-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/688-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/688-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2508	688	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 AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	688	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2164 wrote to memory of 688	2164	rundll32.exe	30
PID 2164 wrote to memory of 688	2164	rundll32.exe	30
PID 2164 wrote to memory of 688	2164	rundll32.exe	30
PID 2164 wrote to memory of 688	2164	rundll32.exe	30
PID 2164 wrote to memory of 688	2164	rundll32.exe	30
PID 2164 wrote to memory of 688	2164	rundll32.exe	30
PID 2164 wrote to memory of 688	2164	rundll32.exe	30
PID 688 wrote to memory of 2508	688	rundll32.exe	31
PID 688 wrote to memory of 2508	688	rundll32.exe	31
PID 688 wrote to memory of 2508	688	rundll32.exe	31
PID 688 wrote to memory of 2508	688	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\39411e7d803dffb5a2fc857726502a559e69646de2cac6d14514d32d52718db6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2164
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\39411e7d803dffb5a2fc857726502a559e69646de2cac6d14514d32d52718db6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:688
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 688 -s 328
    3⤵
    - Program crash
    PID:2508

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/688-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/688-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/688-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download