36c187740551cf60b898640fe317fa230f88197eab1e502c6def517119b2fa91

Analysis

max time kernel
94s
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
02-02-2025 02:32

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General

Target

36c187740551cf60b898640fe317fa230f88197eab1e502c6def517119b2fa91.dll
Size

76KB
MD5

4efc0e92d8416d52ace1d071cff86760
SHA1

29e1e002f082d1a5200d3a1ad106b0523242ca2e
SHA256

36c187740551cf60b898640fe317fa230f88197eab1e502c6def517119b2fa91
SHA512

65910f298099b3a9307a9dcd026a97371118592053a6ba493835be127a31d752036823035379597a79d0c535e5fade14b27cb9c2cf3fd9b1e2457fd8b34c8cf6
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z24GtY4:c8y93KQjy7G55riF1cMo03848V

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/1228-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1228-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4644	1228	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	1228	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4416 wrote to memory of 1228	4416	rundll32.exe	82
PID 4416 wrote to memory of 1228	4416	rundll32.exe	82
PID 4416 wrote to memory of 1228	4416	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\36c187740551cf60b898640fe317fa230f88197eab1e502c6def517119b2fa91.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4416
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\36c187740551cf60b898640fe317fa230f88197eab1e502c6def517119b2fa91.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1228
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1228 -s 700
    3⤵
    - Program crash
    PID:4644

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1228 -ip 1228
1⤵
PID:1680

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/1228-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/1228-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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