a8586305a72f9c4c504a56d3871d2715b1fc01d90991b9315656dcc79c224b63

Analysis

max time kernel
149s
max time network
155s
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 08:24

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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/1236-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1236-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4508	1236	WerFault.exe	83

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	1236	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5056 wrote to memory of 1236	5056	rundll32.exe	83
PID 5056 wrote to memory of 1236	5056	rundll32.exe	83
PID 5056 wrote to memory of 1236	5056	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a8586305a72f9c4c504a56d3871d2715b1fc01d90991b9315656dcc79c224b63.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5056
- 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:1236
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1236 -s 712
    3⤵
    - Program crash
    PID:4508

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1236 -ip 1236
1⤵
PID:228

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/1236-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/1236-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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