acb79cc5a928cf5167508d22fba259f0163d5b6a14c77815e38082ac845e373a

Analysis

max time kernel
141s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
09/07/2024, 19:45

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General

Target

31b9722d0f7b9e0f09d5dc6c2d04fe61_JaffaCakes118.exe
Size

459KB
MD5

31b9722d0f7b9e0f09d5dc6c2d04fe61
SHA1

27e0f8785cef87483468bcba42da31abfe6e805a
SHA256

acb79cc5a928cf5167508d22fba259f0163d5b6a14c77815e38082ac845e373a
SHA512

4c8ce6ce22d1587b4611ccdeb13588fed556ffe4807e1d2cc757f753438eb63ddb9aa1201c1dcfde909e4f908b3354c3345d2b3c589a3e8758422690eca9a021
SSDEEP

12288:cG3dvqr2+FVlhlMln0hOVZ2OdIsQUl7F:33VqpruleOVzSwl

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
968	System.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\system.exe = "C:\\PROGRA~1\\MCI\\System.exe"	31b9722d0f7b9e0f09d5dc6c2d04fe61_JaffaCakes118.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	\??\c:\Program Files\MCI\System.exe	31b9722d0f7b9e0f09d5dc6c2d04fe61_JaffaCakes118.exe
File created	\??\c:\Program Files\MCI\System.exe	31b9722d0f7b9e0f09d5dc6c2d04fe61_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3456 wrote to memory of 968	3456	31b9722d0f7b9e0f09d5dc6c2d04fe61_JaffaCakes118.exe	82
PID 3456 wrote to memory of 968	3456	31b9722d0f7b9e0f09d5dc6c2d04fe61_JaffaCakes118.exe	82
PID 3456 wrote to memory of 968	3456	31b9722d0f7b9e0f09d5dc6c2d04fe61_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\31b9722d0f7b9e0f09d5dc6c2d04fe61_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\31b9722d0f7b9e0f09d5dc6c2d04fe61_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:3456
- C:\Program Files\Mci\System.exe
  "C:\Program Files\Mci\System.exe"
  2⤵
  - Executes dropped EXE
  PID:968

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

C:\Program Files\MCI\System.exe

Filesize
459KB

MD5
31b9722d0f7b9e0f09d5dc6c2d04fe61

SHA1
27e0f8785cef87483468bcba42da31abfe6e805a

SHA256
acb79cc5a928cf5167508d22fba259f0163d5b6a14c77815e38082ac845e373a

SHA512
4c8ce6ce22d1587b4611ccdeb13588fed556ffe4807e1d2cc757f753438eb63ddb9aa1201c1dcfde909e4f908b3354c3345d2b3c589a3e8758422690eca9a021

Download Submit
memory/968-5-0x0000000002110000-0x0000000002111000-memory.dmp

Filesize
4KB

Download
memory/968-7-0x0000000000400000-0x0000000000496000-memory.dmp

Filesize
600KB

Download
memory/968-9-0x0000000002110000-0x0000000002111000-memory.dmp

Filesize
4KB

Download
memory/3456-0-0x0000000000790000-0x0000000000791000-memory.dmp

Filesize
4KB

Download
memory/3456-6-0x0000000000400000-0x0000000000496000-memory.dmp

Filesize
600KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads