ef34fb92dbca352d6b395b6b6ab3fe6566ed09316c67b6439d8321f7ee8a340f

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
13/10/2024, 16:38

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General

Target

40ee44e8642afd9e04294da415c7dd1d_JaffaCakes118.exe
Size

50KB
MD5

40ee44e8642afd9e04294da415c7dd1d
SHA1

a9a348ca9548e44b1054d40b42298e74166c8b56
SHA256

ef34fb92dbca352d6b395b6b6ab3fe6566ed09316c67b6439d8321f7ee8a340f
SHA512

8ccfa088c3783512e8968f6736e0b4439d215120dd18e6c15fcfe53087ac0e81d2d5d465101379b42e06e249f3ed0cb67e5aa72aa639af29a5c967b6d838dfa6
SSDEEP

768:eQJmE666HqpuAu7iJaJzzeWNWm9R7/fW6sQu4n91xJucYXsiDK+yvn4LZMp:eQUE56KpuAB4zeWRn7/fK0xgvsn4o

Score

8^/10

discovery persistence

Malware Config

Signatures

Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{15E35DC8-B7AE-0872-972F-06D0367656A7}	40ee44e8642afd9e04294da415c7dd1d_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{15E35DC8-B7AE-0872-972F-06D0367656A7}\stubpath = "%SystemRoot%\\system32\\vmtoolsd.exe"	40ee44e8642afd9e04294da415c7dd1d_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
2812	cmd.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\vmtoolsd.exe	40ee44e8642afd9e04294da415c7dd1d_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\vmtoolsd.exe	40ee44e8642afd9e04294da415c7dd1d_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	40ee44e8642afd9e04294da415c7dd1d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1892	40ee44e8642afd9e04294da415c7dd1d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1892 wrote to memory of 2632	1892	40ee44e8642afd9e04294da415c7dd1d_JaffaCakes118.exe	30
PID 1892 wrote to memory of 2632	1892	40ee44e8642afd9e04294da415c7dd1d_JaffaCakes118.exe	30
PID 1892 wrote to memory of 2632	1892	40ee44e8642afd9e04294da415c7dd1d_JaffaCakes118.exe	30
PID 1892 wrote to memory of 2632	1892	40ee44e8642afd9e04294da415c7dd1d_JaffaCakes118.exe	30
PID 1892 wrote to memory of 2812	1892	40ee44e8642afd9e04294da415c7dd1d_JaffaCakes118.exe	32
PID 1892 wrote to memory of 2812	1892	40ee44e8642afd9e04294da415c7dd1d_JaffaCakes118.exe	32
PID 1892 wrote to memory of 2812	1892	40ee44e8642afd9e04294da415c7dd1d_JaffaCakes118.exe	32
PID 1892 wrote to memory of 2812	1892	40ee44e8642afd9e04294da415c7dd1d_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\40ee44e8642afd9e04294da415c7dd1d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\40ee44e8642afd9e04294da415c7dd1d_JaffaCakes118.exe"
1⤵
- Boot or Logon Autostart Execution: Active Setup
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1892
- C:\Windows\SysWOW64\reg.exe
  reg delete "HKEY_CURRENT_USER\Software\Microsoft\Active Setup\Installed Components\{15E35DC8-B7AE-0872-972F-06D0367656A7}" /f
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2632
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\40EE44~1.EXE > nul
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2812

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

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

memory/1892-0-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

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memory/1892-4-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads