aa67bc3d0bdc1af952dd488ba577439cda7dae186910a8d990bc954ba62660ff

Analysis

max time kernel
120s
max time network
119s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
19/07/2024, 08:58

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General

Target

5b429a682e55448b9961a31a5ed4510e_JaffaCakes118.exe
Size

116KB
MD5

5b429a682e55448b9961a31a5ed4510e
SHA1

a6a0b99076f926b17ab2701401c91d9ebb6255f6
SHA256

aa67bc3d0bdc1af952dd488ba577439cda7dae186910a8d990bc954ba62660ff
SHA512

86da71f17004570f3445dbc9f3a58c6bd9623c6ea055eba1abcf4ef1e40ec3266a7a80fb6204fc0ca71d42041cc6bfdcb869b1fcf4c77bd62a3d7286c0d7302e
SSDEEP

3072:mu20regsmmworCgrKFKNhHtcHaSFcIArCvxl:DJvorCgQKLHtcHaSFcIArCv

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
796	winlogon.exe

Executes dropped EXE 1 IoCs

pid	Process
796	winlogon.exe

Loads dropped DLL 2 IoCs

pid	Process
2676	5b429a682e55448b9961a31a5ed4510e_JaffaCakes118.exe
2676	5b429a682e55448b9961a31a5ed4510e_JaffaCakes118.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\Winlogon = "C:\\Windows\\system\\winlogon.exe"	winlogon.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\system\winlogon.exe	5b429a682e55448b9961a31a5ed4510e_JaffaCakes118.exe
File opened for modification	C:\Windows\system\winlogon.exe	5b429a682e55448b9961a31a5ed4510e_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2676	5b429a682e55448b9961a31a5ed4510e_JaffaCakes118.exe
2676	5b429a682e55448b9961a31a5ed4510e_JaffaCakes118.exe
796	winlogon.exe
796	winlogon.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2676 wrote to memory of 796	2676	5b429a682e55448b9961a31a5ed4510e_JaffaCakes118.exe	30
PID 2676 wrote to memory of 796	2676	5b429a682e55448b9961a31a5ed4510e_JaffaCakes118.exe	30
PID 2676 wrote to memory of 796	2676	5b429a682e55448b9961a31a5ed4510e_JaffaCakes118.exe	30
PID 2676 wrote to memory of 796	2676	5b429a682e55448b9961a31a5ed4510e_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\5b429a682e55448b9961a31a5ed4510e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5b429a682e55448b9961a31a5ed4510e_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2676
- C:\Windows\system\winlogon.exe
  "C:\Windows\system\winlogon.exe" 0
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of SetWindowsHookEx
  PID:796

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 Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Windows\system\winlogon.exe

Filesize
116KB

MD5
5b429a682e55448b9961a31a5ed4510e

SHA1
a6a0b99076f926b17ab2701401c91d9ebb6255f6

SHA256
aa67bc3d0bdc1af952dd488ba577439cda7dae186910a8d990bc954ba62660ff

SHA512
86da71f17004570f3445dbc9f3a58c6bd9623c6ea055eba1abcf4ef1e40ec3266a7a80fb6204fc0ca71d42041cc6bfdcb869b1fcf4c77bd62a3d7286c0d7302e

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads