7b048c70b522428453b8266cf9891d0196fc845d3c016abc2de2c97bcdbe33df

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
27/06/2024, 22:50

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General

Target

17d2a67a718e6fa775f27cf17be51b2e_JaffaCakes118.exe
Size

16KB
MD5

17d2a67a718e6fa775f27cf17be51b2e
SHA1

ce9a63cbfa82d2cb04a1f684a473d8d83ab5b8e1
SHA256

7b048c70b522428453b8266cf9891d0196fc845d3c016abc2de2c97bcdbe33df
SHA512

6c3e8601841a99b3f4f222909d0f83bf8c2339997776c87ced1a27dcfee71627a1b2f1ef93401585ecea183f691f766d2e81226e29bb0bd632ed3563512424a3
SSDEEP

384:qjqYAq6Xbp/axFPAiMQDN8OZcSszKA0H9cBgYtigAeM8:4qD2PAbyOOOLzKtHQxtigzN

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\fbqyorvy.dll = "{9E8287B0-0F3A-48ae-99C5-A6E0AAC36BC5}"	17d2a67a718e6fa775f27cf17be51b2e_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
2572	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
2856	17d2a67a718e6fa775f27cf17be51b2e_JaffaCakes118.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\fbqyorvy.nls	17d2a67a718e6fa775f27cf17be51b2e_JaffaCakes118.exe

Modifies registry class 4 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9E8287B0-0F3A-48ae-99C5-A6E0AAC36BC5}	17d2a67a718e6fa775f27cf17be51b2e_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9E8287B0-0F3A-48ae-99C5-A6E0AAC36BC5}\InProcServer32	17d2a67a718e6fa775f27cf17be51b2e_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9E8287B0-0F3A-48ae-99C5-A6E0AAC36BC5}\InProcServer32\ = "C:\\Windows\\SysWow64\\fbqyorvy.dll"	17d2a67a718e6fa775f27cf17be51b2e_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9E8287B0-0F3A-48ae-99C5-A6E0AAC36BC5}\InProcServer32\ThreadingModel = "Apartment"	17d2a67a718e6fa775f27cf17be51b2e_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2856	17d2a67a718e6fa775f27cf17be51b2e_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2856	17d2a67a718e6fa775f27cf17be51b2e_JaffaCakes118.exe
2856	17d2a67a718e6fa775f27cf17be51b2e_JaffaCakes118.exe
2856	17d2a67a718e6fa775f27cf17be51b2e_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 2572	2856	17d2a67a718e6fa775f27cf17be51b2e_JaffaCakes118.exe	28
PID 2856 wrote to memory of 2572	2856	17d2a67a718e6fa775f27cf17be51b2e_JaffaCakes118.exe	28
PID 2856 wrote to memory of 2572	2856	17d2a67a718e6fa775f27cf17be51b2e_JaffaCakes118.exe	28
PID 2856 wrote to memory of 2572	2856	17d2a67a718e6fa775f27cf17be51b2e_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\17d2a67a718e6fa775f27cf17be51b2e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\17d2a67a718e6fa775f27cf17be51b2e_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:2856
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Users\Admin\AppData\Local\Temp\930C.tmp.bat
  2⤵
  - Deletes itself
  PID:2572

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\930C.tmp.bat

Filesize
207B

MD5
5ff013867566fd9d165ee29e9c763ac9

SHA1
49acea3d41afa13274b52fcfb0fedd0343d9a376

SHA256
0c3c2c82f7f4d417a1f838cffa4b9c96c894fafb82750afa86c43017b99fbf27

SHA512
041f5a324fe945f51077c1b184bb2cd1502edb806110959843abac50da7658e3bf5ec8eabfdab086cd405f514c931f706defcdbfe946d3a44f92ca999619b8c5

Download Submit
C:\Users\Admin\AppData\Local\Temp\fbqyorvy.tmp

Filesize
2.4MB

MD5
b69b7d1c7e9fa7490bc1f0afba247c8b

SHA1
1a8c864c41a9c3031c84a9d97c2693b8b141ceac

SHA256
09a436271f4cb9c7cb682e0b5c71e3596df21b9d386fbace54ebf20be83b9725

SHA512
810b1c3e4816f6d4ec691dcbba52b91d1b0712b4f9030276030fd962bf469b1077331a55deb21ca1b05873562cb9e754fd8a08088cdbdec56b38e4b759ddf8c6

Download Submit
memory/2856-12-0x0000000010000000-0x000000001006C000-memory.dmp

Filesize
432KB

Download
memory/2856-21-0x0000000010000000-0x000000001006C000-memory.dmp

Filesize
432KB

Download