48a39a7f6b932d0320fbd3ae01b115b45fbed26766499968039c66dbc1034770

Analysis

max time kernel
117s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
17/08/2024, 18:18

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General

Target
04adc70493a767e200374c2966141ba0N.dll
Size 76KB
Sample240817-wxt4vszbjg
SHA256 48a39a7f6b932d0320fbd3ae01b115b45fbed26766499968039c66dbc1034770
MD5 04adc70493a767e200374c2966141ba0
SHA1 af0dff4c97cc9dc99ad402be5d2fdb653f99db7e
SHA512 b70c75a1c19b4e793aaeb928f3b6d1d870f186b16a7c65dda935a6b9ec06a9a5313b1579433aefd0de1d01f869220bde029709da5579b80d2b969262e56daa61
SSDEEP 1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZaWSGhFW:c8y93KQjy7G55riF1cMo033NW
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/2516-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2516-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3560	2516	WerFault.exe	84

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	2516	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1512 wrote to memory of 2516	1512	rundll32.exe	84
PID 1512 wrote to memory of 2516	1512	rundll32.exe	84
PID 1512 wrote to memory of 2516	1512	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\04adc70493a767e200374c2966141ba0N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1512
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\04adc70493a767e200374c2966141ba0N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2516
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2516 -s 712
    3⤵
    - Program crash
    PID:3560

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 2516 -ip 2516
1⤵
PID:712

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

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Downloads

memory/2516-0-0x0000000010000000-0x0000000010030000-memory.dmp

Download

memory/2516-1-0x0000000010000000-0x0000000010030000-memory.dmp