3ddd51053f46a69b65532608dd93c4fc538f11d88290a1be23bc788cb4140133

Analysis

max time kernel
93s
max time network
94s
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 04:50

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General

Target

3ddd51053f46a69b65532608dd93c4fc538f11d88290a1be23bc788cb4140133N.dll
Size

76KB
MD5

5876a2e4fe80063dd1ba653067a6a020
SHA1

f8382efb74eec6cba5c7e973547b644efe3991b1
SHA256

3ddd51053f46a69b65532608dd93c4fc538f11d88290a1be23bc788cb4140133
SHA512

c737dc8001a32f41ecfa4aebc52da5df3cb16e0728849fb30d4cc96fc9e8db56b882c84961891cfe4839135f234a85e356799c2413f2c740a69ba78f8f138a66
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZCHPsggcDAn:c8y93KQjy7G55riF1cMo03MHEoDk

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/844-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/844-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2240	844	WerFault.exe	84

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	844	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 404 wrote to memory of 844	404	rundll32.exe	84
PID 404 wrote to memory of 844	404	rundll32.exe	84
PID 404 wrote to memory of 844	404	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3ddd51053f46a69b65532608dd93c4fc538f11d88290a1be23bc788cb4140133N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:404
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3ddd51053f46a69b65532608dd93c4fc538f11d88290a1be23bc788cb4140133N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:844
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 844 -s 704
    3⤵
    - Program crash
    PID:2240

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 844 -ip 844
1⤵
PID:4364

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/844-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/844-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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