4e601c0040daac31dc7aa2f3ce46ecfb3cf5357686a5f4fffc842fb56b0d1e5b

Analysis

max time kernel
95s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2024 23:35

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General

Target

4e601c0040daac31dc7aa2f3ce46ecfb3cf5357686a5f4fffc842fb56b0d1e5b.dll
Size

76KB
MD5

d78081c6003aa63f33122910d803ecbf
SHA1

63d95635a5bfe158d6a8a7c74118d8bca41fe908
SHA256

4e601c0040daac31dc7aa2f3ce46ecfb3cf5357686a5f4fffc842fb56b0d1e5b
SHA512

da45f5bca2a4d0c24ba8a68d55e5e73d50138f129aa96ec837cf5d9ddcef45c71b6e2cda6017ce18ad985d83e16183535a836fd4e6e7f8ebf74f48579d13cf86
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z33lk:c8y93KQjy7G55riF1cMo03R3m

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

Processes:

resource	yara_rule
behavioral2/memory/5024-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/5024-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4260 5024 WerFault.exe rundll32.exe
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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

rundll32.exe

description pid process

Token: SeDebugPrivilege 5024 rundll32.exe

pid	pid_target	process	target process
4260	5024	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

description	pid	process
Token: SeDebugPrivilege	5024	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 4452 wrote to memory of 5024	4452	rundll32.exe	rundll32.exe
PID 4452 wrote to memory of 5024	4452	rundll32.exe	rundll32.exe
PID 4452 wrote to memory of 5024	4452	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4e601c0040daac31dc7aa2f3ce46ecfb3cf5357686a5f4fffc842fb56b0d1e5b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4452
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4e601c0040daac31dc7aa2f3ce46ecfb3cf5357686a5f4fffc842fb56b0d1e5b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:5024
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5024 -s 692
    3⤵
    - Program crash
    PID:4260

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 5024 -ip 5024
1⤵
PID:1844

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/5024-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/5024-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download