de5cb507b06411bc53152bf3774163c553b1c68142180f688a6a9a02cfb22d67

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
19-12-2024 09:08

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

de5cb507b06411bc53152bf3774163c553b1c68142180f688a6a9a02cfb22d67.dll
Size

76KB
MD5

3c5796be149e67a685159f018b31914e
SHA1

937be2fc5fcc6311c11f9a8824c18dcaeef4cef0
SHA256

de5cb507b06411bc53152bf3774163c553b1c68142180f688a6a9a02cfb22d67
SHA512

22054e1ea81760ac8be3c3965ff8ae51f4287a10a59ee20b3b8090ae1675a1489b202932c131e7eff48aff0d79ad918e8275c4c8c0339f5b929a2f927f00f827
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZrL:c8y93KQjy7G55riF1cMo03BL

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/740-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/740-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4264	740	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	740	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 60 wrote to memory of 740	60	rundll32.exe	83
PID 60 wrote to memory of 740	60	rundll32.exe	83
PID 60 wrote to memory of 740	60	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\de5cb507b06411bc53152bf3774163c553b1c68142180f688a6a9a02cfb22d67.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:60
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\de5cb507b06411bc53152bf3774163c553b1c68142180f688a6a9a02cfb22d67.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:740
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 740 -s 712
    3⤵
    - Program crash
    PID:4264

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 740 -ip 740
1⤵
PID:3264

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

Loading Replay Monitor...

Downloads

memory/740-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/740-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download