a8ae9d7f7b0167153b6563abfa4bd0debc9b5d3df1c49d62224257f2ef8f3683

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
31-12-2024 11:05

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General

Target

a8ae9d7f7b0167153b6563abfa4bd0debc9b5d3df1c49d62224257f2ef8f3683N.dll
Size

76KB
MD5

603488464458ed88c1e176ceae3ecdd0
SHA1

c1dbddd55098f0302159ab42126a71d566ce1f23
SHA256

a8ae9d7f7b0167153b6563abfa4bd0debc9b5d3df1c49d62224257f2ef8f3683
SHA512

c22761d574e3c1640a8fa3ec7b41c797020643c43d3af5af3d6b651d41949bf641d957a731ff605f3e994ea22e4b218475af788d9c3af664e2ae30c724391981
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zr6ZGmMNUAm:c8y93KQjy7G55riF1cMo03tkMNUAm

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/756-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/756-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2516	756	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	756	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4392 wrote to memory of 756	4392	rundll32.exe	82
PID 4392 wrote to memory of 756	4392	rundll32.exe	82
PID 4392 wrote to memory of 756	4392	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a8ae9d7f7b0167153b6563abfa4bd0debc9b5d3df1c49d62224257f2ef8f3683N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4392
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a8ae9d7f7b0167153b6563abfa4bd0debc9b5d3df1c49d62224257f2ef8f3683N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:756
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 756 -s 712
    3⤵
    - Program crash
    PID:2516

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 756 -ip 756
1⤵
PID:1072

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/756-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/756-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download