94bfb0baa4242a018b005d39f9fb087d33288326eea9304fb46e1baf89edd57f

Analysis

max time kernel
140s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
19/07/2024, 01:33

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General

Target

59ec7f8dbc160479d14631fd9b889e91_JaffaCakes118.exe
Size

125KB
MD5

59ec7f8dbc160479d14631fd9b889e91
SHA1

374ba71c07dd27bf83ebded8e7835187cd6bca9e
SHA256

94bfb0baa4242a018b005d39f9fb087d33288326eea9304fb46e1baf89edd57f
SHA512

2650a31674c3b3daec75a58bd8bc7e8b37390eeee4872e50778fc1fdce894606f4118ba90748a9b3e258b763a8b9a492d9ef5e9d5f53ac4bac54b218d8998c64
SSDEEP

1536:pFj/8jwlIyL5Z1PrU/n5SgR9t1J+MPp7R5WY0C5DQy9cH:rj/B1LxYn5Sgft/R59WH

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3660	dtjwogaa.exe

Loads dropped DLL 1 IoCs

pid	Process
3660	dtjwogaa.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 = "C:\\Windows\\system32\\system.exe"	dtjwogaa.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\dtjwogaa.exe	59ec7f8dbc160479d14631fd9b889e91_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
740	59ec7f8dbc160479d14631fd9b889e91_JaffaCakes118.exe
740	59ec7f8dbc160479d14631fd9b889e91_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
740	59ec7f8dbc160479d14631fd9b889e91_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 740 wrote to memory of 2660	740	59ec7f8dbc160479d14631fd9b889e91_JaffaCakes118.exe	86
PID 740 wrote to memory of 2660	740	59ec7f8dbc160479d14631fd9b889e91_JaffaCakes118.exe	86
PID 740 wrote to memory of 2660	740	59ec7f8dbc160479d14631fd9b889e91_JaffaCakes118.exe	86
PID 2660 wrote to memory of 3660	2660	cmd.exe	88
PID 2660 wrote to memory of 3660	2660	cmd.exe	88
PID 2660 wrote to memory of 3660	2660	cmd.exe	88

C:\Users\Admin\AppData\Local\Temp\59ec7f8dbc160479d14631fd9b889e91_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\59ec7f8dbc160479d14631fd9b889e91_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:740
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\system32\dtjwogaa.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2660
- - C:\Windows\SysWOW64\dtjwogaa.exe
    C:\Windows\system32\dtjwogaa.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Adds Run key to start application
    PID:3660

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:\Users\Admin\AppData\Local\Temp\9C21.tmp

Filesize
4.3MB

MD5
6c7cdd25c2cb0073306eb22aebfc663f

SHA1
a1eba8ab49272b9852fe6a543677e8af36271248

SHA256
58280e3572333f97a7cf9f33e8d31dc26a98b6535965ebd0bde82249fc9bf705

SHA512
17344e07b9e9b2cd6ae4237d7f310732462f9cbb8656883607d7a1a4090e869265f92a6da1718dee50b1375b91583de60c6bd9e7e8db6b6e45e33f4b894365d6

Download Submit
C:\Windows\SysWOW64\dtjwogaa.exe

Filesize
47KB

MD5
d0ef1152b9960e49d190c9ab56bd6c8d

SHA1
a8ab176d1b7e264d2ca54ace0fac8c9248b3d87e

SHA256
87a85d94b9f84a0542c03c9cebdbd8291e35e9558dc3d147967778d77ff02258

SHA512
fec93b254aa4b1ec55d96f1be37dc9341d5267a2e27f8d27d3775abfa6e138ebbc9d77717b8091a301847e686ee5f9a2f793bab1aa8b68dcdd8ca613b25ad328

Download Submit
memory/740-1-0x0000000000100000-0x0000000000122000-memory.dmp

Filesize
136KB

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