a76c2dbe8ec020f18d230ac5aa82901f95864fd2d3c6b488f53edc21f185d632

Analysis

max time kernel
95s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26-01-2025 02:36

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General

Target

a76c2dbe8ec020f18d230ac5aa82901f95864fd2d3c6b488f53edc21f185d632.dll
Size

76KB
MD5

c53ad18a19c41b98a7ea2a6ab4a9785e
SHA1

57b978bfaabea5dde9550721f3c2839598a3b97a
SHA256

a76c2dbe8ec020f18d230ac5aa82901f95864fd2d3c6b488f53edc21f185d632
SHA512

e2c24487f31fbe29e7a9df1df462b2600685dfbbde6fb361e75434abc4764875a622b6ae95201397d4c41cfcdba2aa584a7b689e98c5d95c5a1c90c30ea076d5
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z1JBawjpaic:c8y93KQjy7G55riF1cMo035vjpaF

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/4948-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4948-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4384	4948	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	4948	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4120 wrote to memory of 4948	4120	rundll32.exe	82
PID 4120 wrote to memory of 4948	4120	rundll32.exe	82
PID 4120 wrote to memory of 4948	4120	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a76c2dbe8ec020f18d230ac5aa82901f95864fd2d3c6b488f53edc21f185d632.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4120
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a76c2dbe8ec020f18d230ac5aa82901f95864fd2d3c6b488f53edc21f185d632.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4948
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4948 -s 692
    3⤵
    - Program crash
    PID:4384

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4948 -ip 4948
1⤵
PID:2848

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/4948-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4948-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download