5a2af5ce6274774f9398d044d8267ebd7835f145cdbd1fece14d6e557e4300fb

Analysis

max time kernel
109s
max time network
111s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
30-09-2024 13:12

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General

Target

0181c95d96bae22e9947ee2f42439361_JaffaCakes118.exe
Size

19KB
MD5

0181c95d96bae22e9947ee2f42439361
SHA1

cb20411c0761fed5c27a034c46b22f2fcbf76acb
SHA256

5a2af5ce6274774f9398d044d8267ebd7835f145cdbd1fece14d6e557e4300fb
SHA512

9bad50991b673f104603f30c738b577dadc4eafbc5efa4be3792bfa7d72915bd994ae3e9987cad00f1fca1845f858d36bb46bd463a45181ba17f3590dc84f3ee
SSDEEP

384:tPDMqsrJ0aFwsfy78v0lALcXVj+krat1AJd6fmlUDb4WUUzsUeHFlHWY:trMlSyNxcEAVK51ids4WUUxe72Y

Score

8^/10

discovery persistence privilege_escalation

Malware Config

Signatures

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\drivers\HBKernel.sys	0181c95d96bae22e9947ee2f42439361_JaffaCakes118.exe

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

Deletes itself 1 IoCs

pid	Process
4860	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
4860	rundll32.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\HBService = "C:\\Windows\\system32\\explore.exe"	0181c95d96bae22e9947ee2f42439361_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\SelfDel.dll	0181c95d96bae22e9947ee2f42439361_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\Update.dat	0181c95d96bae22e9947ee2f42439361_JaffaCakes118.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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0181c95d96bae22e9947ee2f42439361_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3836	0181c95d96bae22e9947ee2f42439361_JaffaCakes118.exe
3836	0181c95d96bae22e9947ee2f42439361_JaffaCakes118.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
656	Process not Found

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3836 wrote to memory of 4860	3836	0181c95d96bae22e9947ee2f42439361_JaffaCakes118.exe	82
PID 3836 wrote to memory of 4860	3836	0181c95d96bae22e9947ee2f42439361_JaffaCakes118.exe	82
PID 3836 wrote to memory of 4860	3836	0181c95d96bae22e9947ee2f42439361_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\0181c95d96bae22e9947ee2f42439361_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0181c95d96bae22e9947ee2f42439361_JaffaCakes118.exe"
1⤵
- Drops file in Drivers directory
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3836
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Windows\system32\SelfDel.dll,MagicDelete C:\Users\Admin\AppData\Local\Temp\0181c95d96bae22e9947ee2f42439361_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:4860

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

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

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

Replay Monitor

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Downloads

C:\Windows\SysWOW64\SelfDel.dll

Filesize
3KB

MD5
16fddb8ac4d11916c6920260593ddded

SHA1
058ef57237f2898e77a3e65b8b3ded1371a831cd

SHA256
1500f761104965c6ba4d4e8cdc3524347f6b189fc95178569a37a1fa870a2eae

SHA512
41cfb9ff0455477b0025cfad30c99fe030ba49fcf836d959af8893cdd363429feccac3d9322986ae2b45201367b88ccae42dccd4bb36251a70644ea2ea222243

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