92a4e90d10c4fe8b136d657a499b5940a5a0b3a49acaa1732a3f67acbda4919d

Analysis

max time kernel
94s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25/01/2025, 08:16

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General

Target

92a4e90d10c4fe8b136d657a499b5940a5a0b3a49acaa1732a3f67acbda4919d.dll
Size

76KB
MD5

15cc9b72571bbae81209d0ae0ce602ff
SHA1

44169add2f0c18a28d7fcb579c61261655014d9b
SHA256

92a4e90d10c4fe8b136d657a499b5940a5a0b3a49acaa1732a3f67acbda4919d
SHA512

acd1b42295b083bdaecaa28ac9d2d3107cc4a41c6432d7684422a2afc6fa32988f0b71425443a173319e6e935f4535568fc0b9e3e1fb58bc3c2e06ef69bdbd89
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZpgyF:c8y93KQjy7G55riF1cMo03Pg4

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/1496-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1496-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2988	1496	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	1496	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 920 wrote to memory of 1496	920	rundll32.exe	82
PID 920 wrote to memory of 1496	920	rundll32.exe	82
PID 920 wrote to memory of 1496	920	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\92a4e90d10c4fe8b136d657a499b5940a5a0b3a49acaa1732a3f67acbda4919d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:920
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\92a4e90d10c4fe8b136d657a499b5940a5a0b3a49acaa1732a3f67acbda4919d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1496
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1496 -s 712
    3⤵
    - Program crash
    PID:2988

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1496 -ip 1496
1⤵
PID:4036

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/1496-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/1496-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download