b37f3335febc2c42bd8bdbdbf594e55b113d1b1dad510b85bf302efb747c7b4a

Analysis

max time kernel
135s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29-08-2024 14:41

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General

Target

c9066075af479151ff6a4b48b4a318bc_JaffaCakes118.exe
Size

73KB
MD5

c9066075af479151ff6a4b48b4a318bc
SHA1

cebc95bd98bf6e44af3bbfdb83e51eb3bf01b010
SHA256

b37f3335febc2c42bd8bdbdbf594e55b113d1b1dad510b85bf302efb747c7b4a
SHA512

1d3ad0489d6af406566bc7ed9130f1728c28750789ae5d2591a4cbf5517fd1658bef3116f08eda762b8992ce801b5b57f1d387a042a3deea32d1a393755bc9e6
SSDEEP

1536:xy0fk9SqxfnLRvovrnz2GtCswK/NO4eSRtUsLZ:PfkFtgz2GksJchSRtPd

Score

8^/10

discovery persistence

Malware Config

Signatures

Boot or Logon Autostart Execution: Active Setup 2 TTPs 6 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{F8B9E5C0-4DCC-CFCF-ABA5-00401D608516}	kdja.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{F8B9E5C0-4DCC-CFCF-ABA5-00401D608516}\StubPath = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Programs\\Administrative Tools\\Recycle Bin\\kdja.exe"	kdja.exe
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Active Setup\Installed Components	kdja.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{F8B9E5C0-4DCC-CFCF-ABA5-00401D608516}	kdja.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{F8B9E5C0-4DCC-CFCF-ABA5-00401D608516}\StubPath = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Programs\\Administrative Tools\\Recycle Bin\\kdja.exe"	kdja.exe
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Active Setup\Installed Components	kdja.exe

Deletes itself 1 IoCs

pid	Process
780	kdja.exe

Executes dropped EXE 2 IoCs

pid	Process
780	kdja.exe
228	kdja.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Administrative Tools\Recycle Bin\Desktop.ini	c9066075af479151ff6a4b48b4a318bc_JaffaCakes118.exe
File opened for modification	C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Administrative Tools\Recycle Bin\Desktop.ini	c9066075af479151ff6a4b48b4a318bc_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	c9066075af479151ff6a4b48b4a318bc_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	kdja.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	kdja.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1116 wrote to memory of 780	1116	c9066075af479151ff6a4b48b4a318bc_JaffaCakes118.exe	84
PID 1116 wrote to memory of 780	1116	c9066075af479151ff6a4b48b4a318bc_JaffaCakes118.exe	84
PID 1116 wrote to memory of 780	1116	c9066075af479151ff6a4b48b4a318bc_JaffaCakes118.exe	84
PID 780 wrote to memory of 228	780	kdja.exe	88
PID 780 wrote to memory of 228	780	kdja.exe	88
PID 780 wrote to memory of 228	780	kdja.exe	88

C:\Users\Admin\AppData\Local\Temp\c9066075af479151ff6a4b48b4a318bc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c9066075af479151ff6a4b48b4a318bc_JaffaCakes118.exe"
1⤵
- Drops desktop.ini file(s)
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1116
- C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Administrative Tools\Recycle Bin\kdja.exe
  "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Administrative Tools\Recycle Bin\kdja.exe" C:\Users\Admin\AppData\Local\Temp\c9066075af479151ff6a4b48b4a318bc_JaffaCakes118.exe
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:780
- - C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Administrative Tools\Recycle Bin\kdja.exe
    "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Administrative Tools\Recycle Bin\kdja.exe" cl
    3⤵
    - Boot or Logon Autostart Execution: Active Setup
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:228

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Administrative Tools\Recycle Bin\kdja.exe

Filesize
73KB

MD5
c9066075af479151ff6a4b48b4a318bc

SHA1
cebc95bd98bf6e44af3bbfdb83e51eb3bf01b010

SHA256
b37f3335febc2c42bd8bdbdbf594e55b113d1b1dad510b85bf302efb747c7b4a

SHA512
1d3ad0489d6af406566bc7ed9130f1728c28750789ae5d2591a4cbf5517fd1658bef3116f08eda762b8992ce801b5b57f1d387a042a3deea32d1a393755bc9e6

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads