e68d5d264a241ced282a08ed93093f431d8729ed05afcea783d9ac2df9e5254b

Analysis

max time kernel
137s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19/08/2024, 06:15

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General

Target

a9e8707de69b9b5b2d5392548b7f0db5_JaffaCakes118.exe
Size

28KB
MD5

a9e8707de69b9b5b2d5392548b7f0db5
SHA1

db02c0609517bc38620e8be67ccd95d4e38a8d65
SHA256

e68d5d264a241ced282a08ed93093f431d8729ed05afcea783d9ac2df9e5254b
SHA512

e03f2e7574ea4a6d1b5cc107a0e68b5d2f4ed705a3d0cd071afe37f6fef1ff8e4ad87ea6e27fd082af8fc2ff92e9571a5be8fe3635b392e125513059a42134ea
SSDEEP

192:fKEKezSuGsdbqDsuiT53udFKC5Ggl3YYM4DI0c7Xx+JQMdcdQdyrtmdiq:CEBSBsisuicfXTDI0cQJZdeiyraiq

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3628	services.exe

Adds Run key to start application 2 TTPs 4 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\Runservices\services = "C:\\Windows\\services.exe"	services.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Runservices\services = "C:\\Windows\\services.exe"	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\services = "C:\\Windows\\services.exe"	services.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\services = "C:\\Windows\\services.exe"	services.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	a9e8707de69b9b5b2d5392548b7f0db5_JaffaCakes118.exe
File opened for modification	C:\Windows\services.exe	a9e8707de69b9b5b2d5392548b7f0db5_JaffaCakes118.exe
File opened for modification	C:\Windows\services.exe	services.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	a9e8707de69b9b5b2d5392548b7f0db5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Applications\iexplore.exe\shell\open\command	services.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2168	a9e8707de69b9b5b2d5392548b7f0db5_JaffaCakes118.exe
2168	a9e8707de69b9b5b2d5392548b7f0db5_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2168	a9e8707de69b9b5b2d5392548b7f0db5_JaffaCakes118.exe
3628	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2168 wrote to memory of 3628	2168	a9e8707de69b9b5b2d5392548b7f0db5_JaffaCakes118.exe	84
PID 2168 wrote to memory of 3628	2168	a9e8707de69b9b5b2d5392548b7f0db5_JaffaCakes118.exe	84
PID 2168 wrote to memory of 3628	2168	a9e8707de69b9b5b2d5392548b7f0db5_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\a9e8707de69b9b5b2d5392548b7f0db5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a9e8707de69b9b5b2d5392548b7f0db5_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2168
- C:\Windows\services.exe
  C:\Windows\services.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of SetWindowsHookEx
  PID:3628

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\services.exe

Filesize
28KB

MD5
a9e8707de69b9b5b2d5392548b7f0db5

SHA1
db02c0609517bc38620e8be67ccd95d4e38a8d65

SHA256
e68d5d264a241ced282a08ed93093f431d8729ed05afcea783d9ac2df9e5254b

SHA512
e03f2e7574ea4a6d1b5cc107a0e68b5d2f4ed705a3d0cd071afe37f6fef1ff8e4ad87ea6e27fd082af8fc2ff92e9571a5be8fe3635b392e125513059a42134ea

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