7f3c1182072f26c0dc563d47e167e4737768218ad9a1e44c0ce82005f46d0ed2

Analysis

max time kernel
95s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
13/09/2024, 10:32

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General

Target
7f3c1182072f26c0dc563d47e167e4737768218ad9a1e44c0ce82005f46d0ed2.dll
Size 76KB
Sample240913-mk7praycke
SHA256 7f3c1182072f26c0dc563d47e167e4737768218ad9a1e44c0ce82005f46d0ed2
MD5 1669fe7f8e19af85442ab1fa280b0e60
SHA1 7853d3a235300c5a68fe4371df0fdea240ee5f99
SHA512 b33a66291156a0706512229b36d52bf7f7d0be58c1c49ba0f6f1bb985713ae388319f49fe94021bf59c165fbe1f091efa699a588b9b5bf08b4ad0ae9e8b4a36e
SSDEEP 1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZcfGhoxgdE1:c8y93KQjy7G55riF1cMo03uf+E1
MD5 SHA1 SHA512 SSDEEP

Score

7^/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/1232-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1232-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5072	1232	WerFault.exe	83

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	1232	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2396 wrote to memory of 1232	2396	rundll32.exe	83
PID 2396 wrote to memory of 1232	2396	rundll32.exe	83
PID 2396 wrote to memory of 1232	2396	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7f3c1182072f26c0dc563d47e167e4737768218ad9a1e44c0ce82005f46d0ed2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2396
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7f3c1182072f26c0dc563d47e167e4737768218ad9a1e44c0ce82005f46d0ed2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1232
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1232 -s 704
    3⤵
    - Program crash
    PID:5072

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 1232 -ip 1232
1⤵
PID:4716

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/1232-0-0x0000000010000000-0x0000000010030000-memory.dmp

Download

memory/1232-2-0x0000000010000000-0x0000000010030000-memory.dmp