3dca1cd801a086ff684bc0c47aa9bd86cd128f39e0f40454fca09f61de391da0

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29-12-2024 21:54

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General

Target

3dca1cd801a086ff684bc0c47aa9bd86cd128f39e0f40454fca09f61de391da0.dll
Size

76KB
MD5

6a7a730ef7eaba8a4bfe4be18a80747a
SHA1

225c15aff7ce3c6c80db0eaf148c5e56fc7567de
SHA256

3dca1cd801a086ff684bc0c47aa9bd86cd128f39e0f40454fca09f61de391da0
SHA512

da427fc63c8cc102f5ac801c1adbff84191222517424199008818073a32ffe504913cefa5cbb01a1e05be78ec45fa42a4fac4c819fda14fc24884add21591359
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZK20Yel:c8y93KQjy7G55riF1cMo03I201

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/4716-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4716-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2112	4716	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	4716	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2816 wrote to memory of 4716	2816	rundll32.exe	83
PID 2816 wrote to memory of 4716	2816	rundll32.exe	83
PID 2816 wrote to memory of 4716	2816	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3dca1cd801a086ff684bc0c47aa9bd86cd128f39e0f40454fca09f61de391da0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2816
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3dca1cd801a086ff684bc0c47aa9bd86cd128f39e0f40454fca09f61de391da0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4716
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4716 -s 712
    3⤵
    - Program crash
    PID:2112

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4716 -ip 4716
1⤵
PID:4784

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/4716-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4716-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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