6a5d66b2ff7e34c58bb0aa563fd3dbecfca7e89b0c448250f743ca0af37416e3

Analysis

max time kernel
147s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
20/04/2024, 12:25

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General

Target

fcc450e4dfe6fd24979e3ce1435e0f86_JaffaCakes118.exe
Size

14KB
MD5

fcc450e4dfe6fd24979e3ce1435e0f86
SHA1

3bcab62e5399c8c01e3e306f6f3a3ece0f660861
SHA256

6a5d66b2ff7e34c58bb0aa563fd3dbecfca7e89b0c448250f743ca0af37416e3
SHA512

65a5187e0d633a1e4967cefa5393938a74ea6b2fcd16ccaf73245e8d4351e5e51f1da77323c4a8baa1705833428185bea01059658681458bad707c9ec0b36a76
SSDEEP

384:rQfmASZvaMA/5527wYMnhsXfaBKWMgq0f8PRJdYnXi+F708:rqyZiMAxYw5nhsXpgq68PzdYnXDo8

Score

10^/10

persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 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\ShellServiceObjectDelayLoad\adsntzt.dll = "{00010001-0001-0001-0001-00010001BB15}"	fcc450e4dfe6fd24979e3ce1435e0f86_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
4496	fcc450e4dfe6fd24979e3ce1435e0f86_JaffaCakes118.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\adsntzt.tmp	fcc450e4dfe6fd24979e3ce1435e0f86_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\adsntzt.tmp	fcc450e4dfe6fd24979e3ce1435e0f86_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\adsntzt.nls	fcc450e4dfe6fd24979e3ce1435e0f86_JaffaCakes118.exe

Modifies registry class 4 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{00010001-0001-0001-0001-00010001BB15}\InProcServer32\ThreadingModel = "Apartment"	fcc450e4dfe6fd24979e3ce1435e0f86_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{00010001-0001-0001-0001-00010001BB15}	fcc450e4dfe6fd24979e3ce1435e0f86_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{00010001-0001-0001-0001-00010001BB15}\InProcServer32	fcc450e4dfe6fd24979e3ce1435e0f86_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{00010001-0001-0001-0001-00010001BB15}\InProcServer32\ = "C:\\Windows\\SysWow64\\adsntzt.dll"	fcc450e4dfe6fd24979e3ce1435e0f86_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4496	fcc450e4dfe6fd24979e3ce1435e0f86_JaffaCakes118.exe
4496	fcc450e4dfe6fd24979e3ce1435e0f86_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
4496	fcc450e4dfe6fd24979e3ce1435e0f86_JaffaCakes118.exe
4496	fcc450e4dfe6fd24979e3ce1435e0f86_JaffaCakes118.exe
4496	fcc450e4dfe6fd24979e3ce1435e0f86_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4496 wrote to memory of 4588	4496	fcc450e4dfe6fd24979e3ce1435e0f86_JaffaCakes118.exe	98
PID 4496 wrote to memory of 4588	4496	fcc450e4dfe6fd24979e3ce1435e0f86_JaffaCakes118.exe	98
PID 4496 wrote to memory of 4588	4496	fcc450e4dfe6fd24979e3ce1435e0f86_JaffaCakes118.exe	98

C:\Users\Admin\AppData\Local\Temp\fcc450e4dfe6fd24979e3ce1435e0f86_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fcc450e4dfe6fd24979e3ce1435e0f86_JaffaCakes118.exe"
1⤵
- Adds autorun key to be loaded by Explorer.exe on startup
- Loads dropped DLL
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4496
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\A46E.tmp.bat
  2⤵
  PID:4588

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\A46E.tmp.bat

Filesize
207B

MD5
ac0d04501624a33864efa14be369a87e

SHA1
7ac2721e2111dbcbeef649878e10dbd1e31fdee6

SHA256
276e6b2354de87fd6fd118377dea311958b78e6eb62edb21c75f6aea0013066b

SHA512
5b8ba459a249984281c89a8d2606be10911cf34d634af8679c4a4eda88fdfea91142526ab703cbc8f408c7b8627d75a07ddf3be2b1a019f32efefb58eef11196

Download Submit
C:\Windows\SysWOW64\adsntzt.tmp

Filesize
775KB

MD5
9348a0f1fe9996644cfdba3ce90a3487

SHA1
dba20f05e3cb6f16bc856798b44bb71173389ff7

SHA256
6869ff7cffbfe2f278f3aedab942b2bee2559f9fceac9aa5c20a5b86c56ca4a5

SHA512
cb9dbe3f1989391bae34621905c177a32beacee06a976a8114ceb3241feac2e12ed70ff2cc95b005fe04765fd585a6372785645f51cfbbb85c646ff9e295faa6

Download Submit
memory/4496-13-0x0000000020000000-0x000000002000A000-memory.dmp

Filesize
40KB

Download
memory/4496-17-0x0000000020000000-0x000000002000A000-memory.dmp

Filesize
40KB

Download