a8586305a72f9c4c504a56d3871d2715b1fc01d90991b9315656dcc79c224b63

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-01-2025 08:30

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

a8586305a72f9c4c504a56d3871d2715b1fc01d90991b9315656dcc79c224b63.dll
Size

76KB
MD5

69d72ea862d5f6af30c7aa2ce085fcc5
SHA1

4c10898cf754eb8141a7acce1214a157646e0479
SHA256

a8586305a72f9c4c504a56d3871d2715b1fc01d90991b9315656dcc79c224b63
SHA512

dd362963492881e31775323d3daf828ed348bf5de1b1651694a37d5f147f783b7849587b51c0990447cd099f9af4272028dd4ed89e60d723623ba42f96cf0c85
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zkmro:c8y93KQjy7G55riF1cMo03Vro

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/3968-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3968-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3124	3968	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	3968	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4240 wrote to memory of 3968	4240	rundll32.exe	82
PID 4240 wrote to memory of 3968	4240	rundll32.exe	82
PID 4240 wrote to memory of 3968	4240	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a8586305a72f9c4c504a56d3871d2715b1fc01d90991b9315656dcc79c224b63.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4240
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a8586305a72f9c4c504a56d3871d2715b1fc01d90991b9315656dcc79c224b63.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3968
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3968 -s 712
    3⤵
    - Program crash
    PID:3124

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 3968 -ip 3968
1⤵
PID:716

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

Loading Replay Monitor...

Downloads

memory/3968-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3968-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download