b9049f76f84a49ecefab5d8f9e8b6eafae9805144bb48246b43aeb594f2d41d4

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02/01/2025, 03:53

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General

Target

b9049f76f84a49ecefab5d8f9e8b6eafae9805144bb48246b43aeb594f2d41d4.dll
Size

76KB
MD5

44ba550430f7c8a702c5b1004fefa5d3
SHA1

3552483c724ab90811f7d0b6072991cfd92194bb
SHA256

b9049f76f84a49ecefab5d8f9e8b6eafae9805144bb48246b43aeb594f2d41d4
SHA512

ad56074079cf809770a28c82f12601eefb093ea9992cbe8610521d5af6754345502cc83ce13a34b46c9c3c9c1cd30ce761b64d999ede298049ae5f2e9965114f
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZvnqMK1jhg:c8y93KQjy7G55riF1cMo03AMKjK

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/3160-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3160-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
916	3160	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	3160	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3956 wrote to memory of 3160	3956	rundll32.exe	82
PID 3956 wrote to memory of 3160	3956	rundll32.exe	82
PID 3956 wrote to memory of 3160	3956	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b9049f76f84a49ecefab5d8f9e8b6eafae9805144bb48246b43aeb594f2d41d4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3956
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b9049f76f84a49ecefab5d8f9e8b6eafae9805144bb48246b43aeb594f2d41d4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3160
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3160 -s 692
    3⤵
    - Program crash
    PID:916

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3160 -ip 3160
1⤵
PID:2160

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/3160-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3160-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download