8a25f462a8f3f437018847a4da34ebef4f29c8ed484ddd11e3e1a4c17033aeff

Analysis

max time kernel
16s
max time network
17s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17-12-2024 21:09

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General

Target

8a25f462a8f3f437018847a4da34ebef4f29c8ed484ddd11e3e1a4c17033aeff.dll
Size

76KB
MD5

30a9ff5e50d34aade002dd61d3222a99
SHA1

4d206f5aae9f8e54589aa8c60e3ff90f39086cfc
SHA256

8a25f462a8f3f437018847a4da34ebef4f29c8ed484ddd11e3e1a4c17033aeff
SHA512

8def5320dbf7e94bb80b9bef097a9c554e980b607f3233e077adf4ce863b2e74c04f4a7257307e4f255f6e71e091bce7dd41b9b01e7307da886f61fb544f0599
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z8M7Bc:c8y93KQjy7G55riF1cMo036

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/3004-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/3004-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/3004-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1776	3004	WerFault.exe	30

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	3004	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3000 wrote to memory of 3004	3000	rundll32.exe	30
PID 3000 wrote to memory of 3004	3000	rundll32.exe	30
PID 3000 wrote to memory of 3004	3000	rundll32.exe	30
PID 3000 wrote to memory of 3004	3000	rundll32.exe	30
PID 3000 wrote to memory of 3004	3000	rundll32.exe	30
PID 3000 wrote to memory of 3004	3000	rundll32.exe	30
PID 3000 wrote to memory of 3004	3000	rundll32.exe	30
PID 3004 wrote to memory of 1776	3004	rundll32.exe	31
PID 3004 wrote to memory of 1776	3004	rundll32.exe	31
PID 3004 wrote to memory of 1776	3004	rundll32.exe	31
PID 3004 wrote to memory of 1776	3004	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8a25f462a8f3f437018847a4da34ebef4f29c8ed484ddd11e3e1a4c17033aeff.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3000
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8a25f462a8f3f437018847a4da34ebef4f29c8ed484ddd11e3e1a4c17033aeff.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3004
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3004 -s 332
    3⤵
    - Program crash
    PID:1776

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/3004-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3004-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3004-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3004-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download