bbfd3cbcab0cadf18211d8fcd0c629ccb9fd3cad5b331edc9b5a3085c6f6365d

Analysis

max time kernel
150s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
10-07-2024 10:37

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General

Target

34606495f4724377e7cf77086a7a8a8b_JaffaCakes118.exe
Size

50KB
MD5

34606495f4724377e7cf77086a7a8a8b
SHA1

7d0e6e7d006f4ebef876a0f193ba3b9496a5af5a
SHA256

bbfd3cbcab0cadf18211d8fcd0c629ccb9fd3cad5b331edc9b5a3085c6f6365d
SHA512

af491619ab0de79083de7ad046212734d7d0d3ee13b7f07122b6299c4b0743db48984d496424f918319a3413467ca43e3d593d5d08b4c194de5574de19f61702
SSDEEP

1536:6P/oABS9fXdkTq6fdRblGTOgcueuE6kycfpPFbmC:U6kOYbsTyn9T

Score

7^/10

persistence

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Control Panel\International\Geo\Nation	34606495f4724377e7cf77086a7a8a8b_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 2 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\braviax = "C:\\Windows\\system32\\braviax.exe"	34606495f4724377e7cf77086a7a8a8b_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\braviax = "C:\\Windows\\system32\\braviax.exe"	34606495f4724377e7cf77086a7a8a8b_JaffaCakes118.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\braviax.exe	34606495f4724377e7cf77086a7a8a8b_JaffaCakes118.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2156 wrote to memory of 4872	2156	34606495f4724377e7cf77086a7a8a8b_JaffaCakes118.exe	85
PID 2156 wrote to memory of 4872	2156	34606495f4724377e7cf77086a7a8a8b_JaffaCakes118.exe	85
PID 2156 wrote to memory of 4872	2156	34606495f4724377e7cf77086a7a8a8b_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\34606495f4724377e7cf77086a7a8a8b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\34606495f4724377e7cf77086a7a8a8b_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\delself.bat" "
  2⤵
  PID:4872

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\delself.bat

Filesize
230B

MD5
7f445cd309b74f1acda0ad51f032a4d9

SHA1
4564d6687cbaf6bd9fb1ea2a70d61bfb1be8e9b9

SHA256
1abe9a6d868fb574783d4107ecef648fcf9982e52d5d9620e14fe1f58bc8b5df

SHA512
41dea9bdbf2f7e68a8c4d188c987bb51fc7f49bfbccfea1e5079c68a0edf9982070d8ad004720b7f792ecc2f52a3d5a10cd007619817c6cccef661a8c8606f90

Download Submit
memory/2156-0-0x0000000000570000-0x000000000057C000-memory.dmp

Filesize
48KB

Download
memory/2156-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads