532441724bf642aff5935ec0fc87d06576eca90f8a64efc4ffdd30fa48472943

Analysis

max time kernel
95s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-12-2024 06:35

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General

Target

532441724bf642aff5935ec0fc87d06576eca90f8a64efc4ffdd30fa48472943.dll
Size

76KB
MD5

ec06ecc3ef39efa6fd550d4ea2efbe5e
SHA1

7986691a55fe1bb699442d38481db0d6fddcbb60
SHA256

532441724bf642aff5935ec0fc87d06576eca90f8a64efc4ffdd30fa48472943
SHA512

b5908789bba9e1d331250dc07fa8993d3f28c020c2d214cc1f86f0fb34af32759421518463d4e4129f77c201479e74970cb9163a5ee1a0c9fd799c85daf35091
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Znf5zaJs:c8y93KQjy7G55riF1cMo03xf5ss

Score

8^/10

discovery persistence privilege_escalation upx

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2352-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2352-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4536	2352	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	2352	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4452 wrote to memory of 2352	4452	rundll32.exe	83
PID 4452 wrote to memory of 2352	4452	rundll32.exe	83
PID 4452 wrote to memory of 2352	4452	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\532441724bf642aff5935ec0fc87d06576eca90f8a64efc4ffdd30fa48472943.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4452
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\532441724bf642aff5935ec0fc87d06576eca90f8a64efc4ffdd30fa48472943.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2352
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 712
    3⤵
    - Program crash
    PID:4536

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2352 -ip 2352
1⤵
PID:4384

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

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/2352-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2352-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download