89886ced9c76a0b6ee2fea1cc9ad02495614c587396284a76be0b467be16b0ac

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
04/01/2025, 05:19

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General

Target

89886ced9c76a0b6ee2fea1cc9ad02495614c587396284a76be0b467be16b0acN.dll
Size

76KB
MD5

cf16ba7b3aa3dc5d4ec149ead478b8c0
SHA1

bdb8300e98219604c53f67ecec5bf9de9bf4c55c
SHA256

89886ced9c76a0b6ee2fea1cc9ad02495614c587396284a76be0b467be16b0ac
SHA512

60ed7c631c0c7f00e3acb85b9a727dd8e7aef61449625c18ccaee7f034b54a9ff3001669c90f2337127a01bcc8bdeca6ea4442c274c1f657a9f18a6b9d82fbe2
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZyZsM:c8y93KQjy7G55riF1cMo03EZsM

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/3124-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3124-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3436	3124	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	3124	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2340 wrote to memory of 3124	2340	rundll32.exe	82
PID 2340 wrote to memory of 3124	2340	rundll32.exe	82
PID 2340 wrote to memory of 3124	2340	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\89886ced9c76a0b6ee2fea1cc9ad02495614c587396284a76be0b467be16b0acN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2340
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\89886ced9c76a0b6ee2fea1cc9ad02495614c587396284a76be0b467be16b0acN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3124
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3124 -s 712
    3⤵
    - Program crash
    PID:3436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3124 -ip 3124
1⤵
PID:1988

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/3124-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/3124-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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