0c52fcb3ba6e7949d8e9e9202d3db4304d9f1e3f74eaef974aaca57676dc365e

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
26/12/2024, 04:18

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General

Target

0c52fcb3ba6e7949d8e9e9202d3db4304d9f1e3f74eaef974aaca57676dc365eN.dll
Size

76KB
MD5

fd16962c93b541470639e10241086c20
SHA1

74b4397ef6478846fe6409005d8c97cc1972aadb
SHA256

0c52fcb3ba6e7949d8e9e9202d3db4304d9f1e3f74eaef974aaca57676dc365e
SHA512

5d2e4a28ef43ca06b8e693646ee46e735e7c74315cfee4c74b0af8ae4f155936ed8605cfd1be8a9128a69944789d2635f9140580f13a29284377bfb67c273734
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZmdkZdiu:c8y93KQjy7G55riF1cMo03kkZdp

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/3044-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3044-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3988	3044	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	3044	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5096 wrote to memory of 3044	5096	rundll32.exe	82
PID 5096 wrote to memory of 3044	5096	rundll32.exe	82
PID 5096 wrote to memory of 3044	5096	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0c52fcb3ba6e7949d8e9e9202d3db4304d9f1e3f74eaef974aaca57676dc365eN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5096
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\0c52fcb3ba6e7949d8e9e9202d3db4304d9f1e3f74eaef974aaca57676dc365eN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3044
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3044 -s 704
    3⤵
    - Program crash
    PID:3988

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3044 -ip 3044
1⤵
PID:3552

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/3044-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/3044-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download