603a90b5453c8f3d3297b624d5fe8e56107729846f18a5cc6a30dfd405eabfa2

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
30/09/2024, 00:33

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General

Target

603a90b5453c8f3d3297b624d5fe8e56107729846f18a5cc6a30dfd405eabfa2N.dll
Size

76KB
MD5

34690ee96db511b413b53e5ada6d0ca0
SHA1

bc5d34bb6dbfd105354322add6b479899317b4ee
SHA256

603a90b5453c8f3d3297b624d5fe8e56107729846f18a5cc6a30dfd405eabfa2
SHA512

391ce8264b149b194c492a2d08815570ddd6cf67a528396beec6052dfa811c71716fdfa99cfc29a01a0d316d212fff33483fdd6156a468b58b7b2d13d0ab6f73
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZzD3Xrhxq2:c8y93KQjy7G55riF1cMo03lD3lxq2

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/4988-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4988-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2800	4988	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	4988	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1588 wrote to memory of 4988	1588	rundll32.exe	82
PID 1588 wrote to memory of 4988	1588	rundll32.exe	82
PID 1588 wrote to memory of 4988	1588	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\603a90b5453c8f3d3297b624d5fe8e56107729846f18a5cc6a30dfd405eabfa2N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1588
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\603a90b5453c8f3d3297b624d5fe8e56107729846f18a5cc6a30dfd405eabfa2N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4988
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4988 -s 704
    3⤵
    - Program crash
    PID:2800

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4988 -ip 4988
1⤵
PID:4576

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/4988-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4988-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download