3ed5cc39fcf5946cfd1356ea656bbbdfebbb1fb7fe48aecd523bab9fc8fd355a

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
27/05/2024, 21:21

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General

Target

3ed5cc39fcf5946cfd1356ea656bbbdfebbb1fb7fe48aecd523bab9fc8fd355a.dll
Size

76KB
MD5

3d00c44045e688be1c79c04e0e8ee821
SHA1

290ddad9b372a339f5d79dc8a3e0a7281a223702
SHA256

3ed5cc39fcf5946cfd1356ea656bbbdfebbb1fb7fe48aecd523bab9fc8fd355a
SHA512

a3fcbf2a776ad7b480dc535c09c5d0877f11d8ad9d966317638c8b13d3fb359a71dfb3aaea1404b8ea2603d924dfede6eb29c9cba1713049d51a25cfa502bd49
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z65jV94K:c8y93KQjy7G55riF1cMo03+v

Score

9^/10

persistence upx

Malware Config

Signatures

UPX dump on OEP (original entry point) 2 IoCs

resource	yara_rule
behavioral2/memory/908-0-0x0000000010000000-0x0000000010030000-memory.dmp	UPX
behavioral2/memory/908-1-0x0000000010000000-0x0000000010030000-memory.dmp	UPX

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1547.001

Modify Registry
T1112

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/908-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/908-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1900	908	WerFault.exe	82

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	908	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1600 wrote to memory of 908	1600	rundll32.exe	82
PID 1600 wrote to memory of 908	1600	rundll32.exe	82
PID 1600 wrote to memory of 908	1600	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3ed5cc39fcf5946cfd1356ea656bbbdfebbb1fb7fe48aecd523bab9fc8fd355a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1600
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3ed5cc39fcf5946cfd1356ea656bbbdfebbb1fb7fe48aecd523bab9fc8fd355a.dll,#1
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:908
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 908 -s 716
    3⤵
    - Program crash
    PID:1900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 908 -ip 908
1⤵
PID:2400

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/908-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/908-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download