1b6fd92105d1ceb886ed6fac80869fb5c1bb92f99a0d7a319651ed1c495e0a1f

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
04/01/2025, 14:17

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General

Target

1b6fd92105d1ceb886ed6fac80869fb5c1bb92f99a0d7a319651ed1c495e0a1fN.dll
Size

76KB
MD5

de2043d9202f0043ade8b2ba04e08470
SHA1

3b980365aa6f2bc9484e413e24af70893e797f4c
SHA256

1b6fd92105d1ceb886ed6fac80869fb5c1bb92f99a0d7a319651ed1c495e0a1f
SHA512

ed0644ac22e617de717eab674d33edc5a161ccc4685ee93976752e6d442ea6349fcc63a645ce5cdf71c2cc04ef3c811d681cfe9a15039e6db527df37083ee55c
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZrQKhWGR31:c8y93KQjy7G55riF1cMo03Scpd1

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/3672-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3672-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3420	3672	WerFault.exe	82

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	3672	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 640 wrote to memory of 3672	640	rundll32.exe	82
PID 640 wrote to memory of 3672	640	rundll32.exe	82
PID 640 wrote to memory of 3672	640	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1b6fd92105d1ceb886ed6fac80869fb5c1bb92f99a0d7a319651ed1c495e0a1fN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:640
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1b6fd92105d1ceb886ed6fac80869fb5c1bb92f99a0d7a319651ed1c495e0a1fN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3672
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3672 -s 708
    3⤵
    - Program crash
    PID:3420

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3672 -ip 3672
1⤵
PID:768

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/3672-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/3672-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download