3eb6033b1b566b1305b0f6b9ffec92745098d90cbb313641f12d0aa493a28235

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26-12-2024 04:11

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General

Target

3eb6033b1b566b1305b0f6b9ffec92745098d90cbb313641f12d0aa493a28235.dll
Size

76KB
MD5

f0a4e81b8fa33e2d9e0a7f4fee208cfa
SHA1

aa7f27242aa3be44e3276adadb3ff3cc7485ecd8
SHA256

3eb6033b1b566b1305b0f6b9ffec92745098d90cbb313641f12d0aa493a28235
SHA512

d89628f180608b317154e07c1c0cb0a923235f33d14daf595a022a2bc28e8d6eae970b0c6eed3ea65369393c49bb188f1fbfec4406da16af0de4839b4879cf24
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZM4:c8y93KQjy7G55riF1cMo03x

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/4060-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4060-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4940	4060	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	4060	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2004 wrote to memory of 4060	2004	rundll32.exe	83
PID 2004 wrote to memory of 4060	2004	rundll32.exe	83
PID 2004 wrote to memory of 4060	2004	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3eb6033b1b566b1305b0f6b9ffec92745098d90cbb313641f12d0aa493a28235.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2004
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3eb6033b1b566b1305b0f6b9ffec92745098d90cbb313641f12d0aa493a28235.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4060
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4060 -s 704
    3⤵
    - Program crash
    PID:4940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4060 -ip 4060
1⤵
PID:1040

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/4060-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4060-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download