152168804ce4bbc28d6d00dce695d12ffe28826b58fab76e50922f442ec5a99d

Analysis

max time kernel
119s
max time network
126s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
15/07/2024, 12:59

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General

Target

49e1f5c2497fee2e0d33cb2d74950399_JaffaCakes118.exe
Size

100KB
MD5

49e1f5c2497fee2e0d33cb2d74950399
SHA1

67f91b9dac8869ec5f0049645cd0b745763fd6ec
SHA256

152168804ce4bbc28d6d00dce695d12ffe28826b58fab76e50922f442ec5a99d
SHA512

dca080834fdabffdbef8be8b8e1fea486f3355da81fdbbee1d01088168c823ed98a86da6f11e2fcb158b2491aad14118fd99d684641f5676703b7ea72a15635a
SSDEEP

3072:xVyHLpxndyyt0g0n8WVLVsfMIYsPfkjO:EL7dfudn8WVLVsU4PMj

Score

8^/10

evasion ransomware

Malware Config

Signatures

Disables Task Manager via registry modification
evasion

Deletes itself 1 IoCs

pid	Process
2776	cmd.exe

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Themes\\TranscodedWallpaper.jpg"	49e1f5c2497fee2e0d33cb2d74950399_JaffaCakes118.exe

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Internet Explorer\Desktop\General	49e1f5c2497fee2e0d33cb2d74950399_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Internet Explorer\Desktop\General\WallpaperSource = "C:\\Users\\Admin\\Pictures\\My Wallpaper.jpg"	49e1f5c2497fee2e0d33cb2d74950399_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2592	49e1f5c2497fee2e0d33cb2d74950399_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1980 wrote to memory of 2592	1980	49e1f5c2497fee2e0d33cb2d74950399_JaffaCakes118.exe	30
PID 1980 wrote to memory of 2592	1980	49e1f5c2497fee2e0d33cb2d74950399_JaffaCakes118.exe	30
PID 1980 wrote to memory of 2592	1980	49e1f5c2497fee2e0d33cb2d74950399_JaffaCakes118.exe	30
PID 1980 wrote to memory of 2592	1980	49e1f5c2497fee2e0d33cb2d74950399_JaffaCakes118.exe	30
PID 2592 wrote to memory of 2776	2592	49e1f5c2497fee2e0d33cb2d74950399_JaffaCakes118.exe	31
PID 2592 wrote to memory of 2776	2592	49e1f5c2497fee2e0d33cb2d74950399_JaffaCakes118.exe	31
PID 2592 wrote to memory of 2776	2592	49e1f5c2497fee2e0d33cb2d74950399_JaffaCakes118.exe	31
PID 2592 wrote to memory of 2776	2592	49e1f5c2497fee2e0d33cb2d74950399_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\49e1f5c2497fee2e0d33cb2d74950399_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\49e1f5c2497fee2e0d33cb2d74950399_JaffaCakes118.exe"
1⤵
- Sets desktop wallpaper using registry
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
PID:1980
- C:\Users\Admin\AppData\Local\Temp\49e1f5c2497fee2e0d33cb2d74950399_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\49e1f5c2497fee2e0d33cb2d74950399_JaffaCakes118.exe" del
  2⤵
  - Suspicious behavior: RenamesItself
  - Suspicious use of WriteProcessMemory
  PID:2592
- - C:\Windows\SysWOW64\cmd.exe
    /c del C:\Users\Admin\AppData\Local\Temp\49E1F5~1.EXE.tmp >> NUL
    3⤵
    - Deletes itself
    PID:2776

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Defacement

T1491

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Downloads

memory/2592-4-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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