a608d5381b29abf4ab673b85f5a8b99d34d92adc4d6394f2253972e2edd2238e

Analysis

max time kernel
93s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20-12-2024 01:01

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General

Target

a608d5381b29abf4ab673b85f5a8b99d34d92adc4d6394f2253972e2edd2238eN.dll
Size

76KB
MD5

edf92495f87048db98aea26b35635330
SHA1

2d9b964e7c303b8335d625e872a33cbdd2f8e8a6
SHA256

a608d5381b29abf4ab673b85f5a8b99d34d92adc4d6394f2253972e2edd2238e
SHA512

a684f31c4581e562538f14a0ed454ff34d3400aeec695ff08e7fb1b7bcbeb0e83ae4c077c06858a7ec38d6524af801ec6273eaa0316aeff0db54e5993ef05722
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZgEEbbhvNF:c8y93KQjy7G55riF1cMo03ehvNF

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/4492-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4492-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
216	4492	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	4492	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5096 wrote to memory of 4492	5096	rundll32.exe	82
PID 5096 wrote to memory of 4492	5096	rundll32.exe	82
PID 5096 wrote to memory of 4492	5096	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a608d5381b29abf4ab673b85f5a8b99d34d92adc4d6394f2253972e2edd2238eN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5096
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a608d5381b29abf4ab673b85f5a8b99d34d92adc4d6394f2253972e2edd2238eN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4492
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4492 -s 704
    3⤵
    - Program crash
    PID:216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4492 -ip 4492
1⤵
PID:4728

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/4492-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4492-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download