b29cdd7a02da73af979f3b2085385aa6d68c276a38a36bd74e94876878fc8835

Analysis

max time kernel
95s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 23:20

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General

Target

b29cdd7a02da73af979f3b2085385aa6d68c276a38a36bd74e94876878fc8835.dll
Size

76KB
MD5

c772043a4617d74a925522152c9e08fc
SHA1

bf42d7e671616b6d4ea3c6052c2c0ee7fa9dd372
SHA256

b29cdd7a02da73af979f3b2085385aa6d68c276a38a36bd74e94876878fc8835
SHA512

79ac3aceb0a824cdd58f9bf49a14d5fe7c194bc0f89e0e5be0b70746c22bedccd2c59bbe490d08d860133085503d1c72b1c29718601f582641b38f72eb2c3f16
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZVjKeytoB5kdnQEY:c8y93KQjy7G55riF1cMo03PL5kdnQf

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/1360-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1360-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1736	1360	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	1360	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 916 wrote to memory of 1360	916	rundll32.exe	83
PID 916 wrote to memory of 1360	916	rundll32.exe	83
PID 916 wrote to memory of 1360	916	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b29cdd7a02da73af979f3b2085385aa6d68c276a38a36bd74e94876878fc8835.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:916
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b29cdd7a02da73af979f3b2085385aa6d68c276a38a36bd74e94876878fc8835.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1360
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1360 -s 704
    3⤵
    - Program crash
    PID:1736

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1360 -ip 1360
1⤵
PID:3880

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/1360-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/1360-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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