2caff6051358b42f559c6caaf93164c62c68d4b1e669c7f6ce4aa5ce13ea2158

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
17/08/2024, 09:53

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General

Target

a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
Size

420KB
MD5

a215893e76013497b5f9d7e5a4f9b341
SHA1

12b0015c07d2284709353ac9c3e97bcfa8c5cda8
SHA256

2caff6051358b42f559c6caaf93164c62c68d4b1e669c7f6ce4aa5ce13ea2158
SHA512

0b4c3631046b8233fbde060368824a4b711c447cf80aea05123c4093bb74928f491bd68e8f1fae770cc208ce3cf233106de234c76777499f91d0fef761dc6be2
SSDEEP

12288:zwNoQNPKmi5sfUU51pXaFMj1zl/lMxo/lo7CceO86A:cHNPKqfd/lRNceT

Score

10^/10

discovery evasion persistence

Malware Config

Signatures

Modifies firewall policy service 3 TTPs 4 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Local\Temp\a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe:*:Enabled:Windows Services"	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
3776	Rundls32.exe
2112	Rundls32.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\Windows Services = "Rundls32.exe"	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 264 set thread context of 4736	264	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe	84
PID 3776 set thread context of 2112	3776	Rundls32.exe	89

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Rundls32.exe	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
File opened for modification	C:\Windows\Rundls32.exe	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Rundls32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Rundls32.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2112	Rundls32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
264	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
3776	Rundls32.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 264 wrote to memory of 4736	264	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe	84
PID 264 wrote to memory of 4736	264	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe	84
PID 264 wrote to memory of 4736	264	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe	84
PID 264 wrote to memory of 4736	264	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe	84
PID 264 wrote to memory of 4736	264	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe	84
PID 264 wrote to memory of 4736	264	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe	84
PID 264 wrote to memory of 4736	264	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe	84
PID 264 wrote to memory of 4736	264	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe	84
PID 4736 wrote to memory of 3776	4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe	87
PID 4736 wrote to memory of 3776	4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe	87
PID 4736 wrote to memory of 3776	4736	a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe	87
PID 3776 wrote to memory of 2112	3776	Rundls32.exe	89
PID 3776 wrote to memory of 2112	3776	Rundls32.exe	89
PID 3776 wrote to memory of 2112	3776	Rundls32.exe	89
PID 3776 wrote to memory of 2112	3776	Rundls32.exe	89
PID 3776 wrote to memory of 2112	3776	Rundls32.exe	89
PID 3776 wrote to memory of 2112	3776	Rundls32.exe	89
PID 3776 wrote to memory of 2112	3776	Rundls32.exe	89
PID 3776 wrote to memory of 2112	3776	Rundls32.exe	89
PID 2112 wrote to memory of 3432	2112	Rundls32.exe	56
PID 2112 wrote to memory of 3432	2112	Rundls32.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3432
- C:\Users\Admin\AppData\Local\Temp\a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:264
- - C:\Users\Admin\AppData\Local\Temp\a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
    C:\Users\Admin\AppData\Local\Temp\a215893e76013497b5f9d7e5a4f9b341_JaffaCakes118.exe
    3⤵
    - Modifies firewall policy service
    - Adds Run key to start application
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:4736
  - - C:\Windows\Rundls32.exe
      "C:\Windows\Rundls32.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:3776
    - - C:\Windows\Rundls32.exe
        
        C:\Windows\Rundls32.exe
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of FindShellTrayWindow
        Suspicious use of WriteProcessMemory
        
        PID:2112

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

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

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

C:\Windows\Rundls32.exe

Filesize
420KB

MD5
a215893e76013497b5f9d7e5a4f9b341

SHA1
12b0015c07d2284709353ac9c3e97bcfa8c5cda8

SHA256
2caff6051358b42f559c6caaf93164c62c68d4b1e669c7f6ce4aa5ce13ea2158

SHA512
0b4c3631046b8233fbde060368824a4b711c447cf80aea05123c4093bb74928f491bd68e8f1fae770cc208ce3cf233106de234c76777499f91d0fef761dc6be2

Download Submit
memory/2112-26-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2112-27-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2112-35-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2112-34-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2112-20-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2112-22-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2112-23-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2112-24-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2112-33-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2112-25-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2112-32-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2112-28-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2112-29-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2112-30-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/2112-31-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/4736-19-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/4736-5-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/4736-2-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/4736-4-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download