5e4f7a1a175078fa7eecd2e8c2db6728663a65243e4c098be96a63af803a5b66

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-12-2024 02:02

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General

Target

5e4f7a1a175078fa7eecd2e8c2db6728663a65243e4c098be96a63af803a5b66N.dll
Size

76KB
MD5

6bb5a4e223a8718067fa79736f9b71d0
SHA1

a4f3a158720c515293d3ac73d25749737cc8c023
SHA256

5e4f7a1a175078fa7eecd2e8c2db6728663a65243e4c098be96a63af803a5b66
SHA512

808004942b6744a55e598e378491515e07722364440e303a6b15e970283f018bb665bb56aeb3a5776f5319b8c8c6ae10a0085110babc566dfa5166bdeb3589b7
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zsq3VDyTo3:c8y93KQjy7G55riF1cMo03Dloa

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/3960-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3960-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4496	3960	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	3960	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1404 wrote to memory of 3960	1404	rundll32.exe	83
PID 1404 wrote to memory of 3960	1404	rundll32.exe	83
PID 1404 wrote to memory of 3960	1404	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5e4f7a1a175078fa7eecd2e8c2db6728663a65243e4c098be96a63af803a5b66N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1404
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5e4f7a1a175078fa7eecd2e8c2db6728663a65243e4c098be96a63af803a5b66N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3960
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3960 -s 700
    3⤵
    - Program crash
    PID:4496

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3960 -ip 3960
1⤵
PID:4536

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/3960-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/3960-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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