3929a3a2bbe2c7115502ed69deb812f551dcb44432ac367010b278a01364f26c

Analysis

max time kernel
94s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20/11/2024, 21:53

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General

Target

3929a3a2bbe2c7115502ed69deb812f551dcb44432ac367010b278a01364f26c.dll
Size

76KB
MD5

69ecf15ffc8228d56b1d78441b0c9423
SHA1

c8705949f088e623021f28858f8fcdd532ac495a
SHA256

3929a3a2bbe2c7115502ed69deb812f551dcb44432ac367010b278a01364f26c
SHA512

024d9019a368be2372013bb4d5ac5ec645d7a62e58b156b1483967513921964184cce4dc0cc40c550667c1d3220d56ce99d154227168f4827fc5c8484d5c77f1
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZeXVpx+:c8y93KQjy7G55riF1cMo030VD+

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/4388-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4388-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5016	4388	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	4388	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4760 wrote to memory of 4388	4760	rundll32.exe	82
PID 4760 wrote to memory of 4388	4760	rundll32.exe	82
PID 4760 wrote to memory of 4388	4760	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3929a3a2bbe2c7115502ed69deb812f551dcb44432ac367010b278a01364f26c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4760
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3929a3a2bbe2c7115502ed69deb812f551dcb44432ac367010b278a01364f26c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4388
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4388 -s 704
    3⤵
    - Program crash
    PID:5016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4388 -ip 4388
1⤵
PID:4504

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

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Downloads

memory/4388-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4388-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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