74d3b739bb8d1c0b64610b55f95cd88cfc1ba1d8f796ca595b16f915636ea02e

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17-12-2024 03:42

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General

Target

74d3b739bb8d1c0b64610b55f95cd88cfc1ba1d8f796ca595b16f915636ea02e.dll
Size

76KB
MD5

0672bee8ea9ebaa01845a8b4756e379e
SHA1

26791d22ac2d5f0730194277d3c92ef75763b955
SHA256

74d3b739bb8d1c0b64610b55f95cd88cfc1ba1d8f796ca595b16f915636ea02e
SHA512

7154b5be075c1ed245394f574176625ee00fe19c1ab50fa502d5b72b4890b6a8d94d2d02726f51a883cc7a9a579758a76de3c0e0802771ac6f3efc29fd9d0db2
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z7n:c8y93KQjy7G55riF1cMo03hn

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/2844-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2844-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2700	2844	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	2844	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2708 wrote to memory of 2844	2708	rundll32.exe	82
PID 2708 wrote to memory of 2844	2708	rundll32.exe	82
PID 2708 wrote to memory of 2844	2708	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\74d3b739bb8d1c0b64610b55f95cd88cfc1ba1d8f796ca595b16f915636ea02e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2708
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\74d3b739bb8d1c0b64610b55f95cd88cfc1ba1d8f796ca595b16f915636ea02e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2844
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2844 -s 672
    3⤵
    - Program crash
    PID:2700

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2844 -ip 2844
1⤵
PID:1984

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/2844-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2844-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download