b88a48915becc98820c61c0b13b02127486aea6219ad493c6fc6f8cb2f2b7a9e

Analysis

max time kernel
92s
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
17-12-2024 19:44

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General

Target

b88a48915becc98820c61c0b13b02127486aea6219ad493c6fc6f8cb2f2b7a9eN.dll
Size

76KB
MD5

0a0d4de0af5f39551858ecec90f599a0
SHA1

926099a84a5b65291dc5c904845ac7bf2365bc56
SHA256

b88a48915becc98820c61c0b13b02127486aea6219ad493c6fc6f8cb2f2b7a9e
SHA512

105af328c78aeabe62025ceed40c38e37b0182064d8fb73abea9a60a7638a8aecf0609694c82c011aa74228311609c2ee61055588985e710914d65f4d8d543fe
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z8M7Bc:c8y93KQjy7G55riF1cMo036

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3100-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3100-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2044	3100	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	3100	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 880 wrote to memory of 3100	880	rundll32.exe	82
PID 880 wrote to memory of 3100	880	rundll32.exe	82
PID 880 wrote to memory of 3100	880	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b88a48915becc98820c61c0b13b02127486aea6219ad493c6fc6f8cb2f2b7a9eN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:880
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b88a48915becc98820c61c0b13b02127486aea6219ad493c6fc6f8cb2f2b7a9eN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3100
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3100 -s 704
    3⤵
    - Program crash
    PID:2044

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3100 -ip 3100
1⤵
PID:3532

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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/3100-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3100-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download