c8fae003e3e2af16511a8bfa16b2a9f9be9b36d05e0262c49f289a258e29e1d0

Analysis

max time kernel
91s
max time network
92s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
02/02/2025, 10:49

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General

Target

c8fae003e3e2af16511a8bfa16b2a9f9be9b36d05e0262c49f289a258e29e1d0.dll
Size

76KB
MD5

e78a8005fa5cbd3c6acd40d27e389d24
SHA1

aa7550971d9c82cf1137509c8bccdad146c7adf0
SHA256

c8fae003e3e2af16511a8bfa16b2a9f9be9b36d05e0262c49f289a258e29e1d0
SHA512

93f55128fb71ec8e1ccaaa33822e58d95f532b6b7c3d07a535711bb28b2cc34cee784747e4078bb0b6f5beade98706ae45bd426127661083a7afb4bfda9e08f9
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z4g:c8y93KQjy7G55riF1cMo03F

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4556-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4556-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2752	4556	WerFault.exe	83

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	4556	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2088 wrote to memory of 4556	2088	rundll32.exe	83
PID 2088 wrote to memory of 4556	2088	rundll32.exe	83
PID 2088 wrote to memory of 4556	2088	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c8fae003e3e2af16511a8bfa16b2a9f9be9b36d05e0262c49f289a258e29e1d0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2088
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c8fae003e3e2af16511a8bfa16b2a9f9be9b36d05e0262c49f289a258e29e1d0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4556
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4556 -s 700
    3⤵
    - Program crash
    PID:2752

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4556 -ip 4556
1⤵
PID:4660

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/4556-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4556-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download