4f7bab60cdd8b4623e470eaa8bfebfd840e069c834a953025b49289d7277a071

Analysis

max time kernel
150s
max time network
123s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
27/06/2024, 08:56

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General

Target

15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe
Size

85KB
MD5

15664ff00b7a6496d48d633b7812ab94
SHA1

cb3ebedbe023ca5884d552f67d9a3f409b0fdc50
SHA256

4f7bab60cdd8b4623e470eaa8bfebfd840e069c834a953025b49289d7277a071
SHA512

680771d2017e8f7118c46d679bf8ea65241855d2e8c7e40dce3c2740d90d03704b0e937ee05e51819788d5662eb26c7830fc490f65bac6c51fc7a8a1afa3e7a3
SSDEEP

1536:CAi7V6+EZFCttj4E56r+Ov4DVwMXZ7sRIMrHWTaWr7UlTn5YjYpeeO6T:CAi7U1kuE5yXEDPa27UnYspFv

Score

8^/10

persistence

Malware Config

Signatures

Server Software Component: Terminal Services DLL 1 TTPs 2 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\AppMgmt\Parameters\ServiceDll = "C:\\Progra~1\\%Program Files%\\uninstall.lnk"	laass.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\AppMgmt\Parameters\ServiceDll = "C:\\Progra~1\\%Program Files%\\uninstall.lnk"	rundll32.exe

Deletes itself 1 IoCs

pid	Process
2832	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2700	laass.exe

Loads dropped DLL 4 IoCs

pid	Process
2164	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe
2164	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe
2720	rundll32.exe
2700	laass.exe

Adds Run key to start application 2 TTPs 2 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\ = "file:c:\\windows\\362.VBS"	laass.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ = "file:c:\\windows\\362.VBS"	rundll32.exe

Drops file in Program Files directory 7 IoCs

description	ioc	Process
File opened for modification	\??\c:\Program Files\%Program Files%	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe
File created	C:\Progra~1\%Program Files%\laass.exe	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe
File created	C:\Progra~1\%Program Files%\363.VBS	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe
File created	C:\Progra~1\%Program Files%\Cest.bat	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe
File created	C:\Progra~1\%Program Files%\~	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe
File created	C:\Progra~1\%Program Files%\uninstall.lnk	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe
File opened for modification	C:\Progra~1\%Program Files%\uninstall.lnk	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\windows\best.bat	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe
File created	C:\windows\362.vbs	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2164	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe
2164	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe
2164	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe
2164	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe
2164	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe
2700	laass.exe
2700	laass.exe
2700	laass.exe
2700	laass.exe
2700	laass.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe
2700	laass.exe
2720	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
2720	rundll32.exe
2700	laass.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2164	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2164 wrote to memory of 2700	2164	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe	28
PID 2164 wrote to memory of 2700	2164	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe	28
PID 2164 wrote to memory of 2700	2164	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe	28
PID 2164 wrote to memory of 2700	2164	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe	28
PID 2164 wrote to memory of 2720	2164	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe	29
PID 2164 wrote to memory of 2720	2164	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe	29
PID 2164 wrote to memory of 2720	2164	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe	29
PID 2164 wrote to memory of 2720	2164	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe	29
PID 2164 wrote to memory of 2720	2164	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe	29
PID 2164 wrote to memory of 2720	2164	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe	29
PID 2164 wrote to memory of 2720	2164	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe	29
PID 2164 wrote to memory of 2832	2164	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe	30
PID 2164 wrote to memory of 2832	2164	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe	30
PID 2164 wrote to memory of 2832	2164	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe	30
PID 2164 wrote to memory of 2832	2164	15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\15664ff00b7a6496d48d633b7812ab94_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2164
- C:\Program Files\%Program Files%\laass.exe
  "C:\Program Files\%Program Files%\laass.exe" uninstall.lnk main
  2⤵
  - Server Software Component: Terminal Services DLL
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2700
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\System32\rundll32.exe" uninstall.lnk main
  2⤵
  - Server Software Component: Terminal Services DLL
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2720
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\15664F~1.EXE > nul & rd c:\%Progr~1 > nul
  2⤵
  - Deletes itself
  PID:2832

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

Server Software Component

T1505

Terminal Services DLL

T1505.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files\%Program Files%\laass.exe

Filesize
9KB

MD5
359c541c07a39ab11bb45aad29b2d2ce

SHA1
3c4f277f184ae306a4d0efe1bcb9e03ecabbb9b7

SHA256
6e2378348ebebf5b301744fedb0be396ef4e7e92ad94877da79eed9eb46850d5

SHA512
768050272dd4875a4c2a6a96f6337334c05d1512dfc0cc9ceee883a7c701de5e2e90872a6f9029de5b528b74c07cb8aa61c10f9f9e834f8021e9759136fcfbff

Download Submit
\??\c:\ntldr.sys

Filesize
88B

MD5
a78667573d9a9ceb25a0d4e1a7a2db8b

SHA1
9a4a9cf44d39df2a24f86fc332cb3782eef8876d

SHA256
49a93525279882890cb85cb794dfebd8fdc1f10fe0127d016ff1fc864a65167a

SHA512
67276d58e5e98e5cfc1853a4b405390f8d9cad8171dc75b99878a8d5e7ddfbef7694fa5be5e50b733b0986301fef6a73171fef2c7b63d2473ba4a2dc105a5d18

Download Submit
memory/2164-8-0x0000000000401000-0x00000000012E5000-memory.dmp

Filesize
14.9MB

Download
memory/2164-0-0x0000000000400000-0x00000000012FA123-memory.dmp

Filesize
15.0MB

Download
memory/2164-21-0x0000000000400000-0x00000000012FA123-memory.dmp

Filesize
15.0MB

Download
memory/2164-26-0x0000000000401000-0x00000000012E5000-memory.dmp

Filesize
14.9MB

Download
memory/2720-24-0x0000000010000000-0x0000000010027000-memory.dmp

Filesize
156KB

Download