3151f8bc0e71ab736150b2ac047d781d00116423c46a2842cc469725224821bc

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12-10-2024 12:45

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General

Target

3151f8bc0e71ab736150b2ac047d781d00116423c46a2842cc469725224821bcN.dll
Size

76KB
MD5

7fa14c74d00065453157f750c33b1fa0
SHA1

4bc244c11bfd5b921b6334ecbd33ba2f41c7370b
SHA256

3151f8bc0e71ab736150b2ac047d781d00116423c46a2842cc469725224821bc
SHA512

be4497b6aaa6c5ebe63e816bbe05a7f405cf488a88ced429da598b3611e0bfb7ad8cb357808562792f8155df16e86ae57ea63c2f96bbb44ef0a3c91e1bc6ea17
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZuKTx:c8y93KQjy7G55riF1cMo03Zx

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/3872-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3872-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3112	3872	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	3872	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5076 wrote to memory of 3872	5076	rundll32.exe	83
PID 5076 wrote to memory of 3872	5076	rundll32.exe	83
PID 5076 wrote to memory of 3872	5076	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3151f8bc0e71ab736150b2ac047d781d00116423c46a2842cc469725224821bcN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5076
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3151f8bc0e71ab736150b2ac047d781d00116423c46a2842cc469725224821bcN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3872
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3872 -s 704
    3⤵
    - Program crash
    PID:3112

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3872 -ip 3872
1⤵
PID:2936

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/3872-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/3872-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download