f263deaea0477a11c1828bfadc1ecfce5c9c5559cc7498a2d2de49dd97b6a53a

Analysis

max time kernel
94s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20-12-2024 09:09

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General

Target

f263deaea0477a11c1828bfadc1ecfce5c9c5559cc7498a2d2de49dd97b6a53a.dll
Size

76KB
MD5

ed8013eb4806bf9492d3c261dd857e13
SHA1

c8fc76a53028e65465d7f144dd485a43a15805a1
SHA256

f263deaea0477a11c1828bfadc1ecfce5c9c5559cc7498a2d2de49dd97b6a53a
SHA512

4d24b0d8fdd471acd58af516d1c5c3c49f573cdb9014a27e0185e29b7af4b0761d174155f17582d441a449ab8b693d35ea8476f9183038f7be82ae192cd7d9ec
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZngQK:c8y93KQjy7G55riF1cMo03U

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/4608-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4608-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4868	4608	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	4608	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 636 wrote to memory of 4608	636	rundll32.exe	82
PID 636 wrote to memory of 4608	636	rundll32.exe	82
PID 636 wrote to memory of 4608	636	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f263deaea0477a11c1828bfadc1ecfce5c9c5559cc7498a2d2de49dd97b6a53a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:636
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f263deaea0477a11c1828bfadc1ecfce5c9c5559cc7498a2d2de49dd97b6a53a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4608
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4608 -s 712
    3⤵
    - Program crash
    PID:4868

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4608 -ip 4608
1⤵
PID:1904

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/4608-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4608-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download