dd3492b140004d0b8746e026648a1a2c3628e8c27bf73bed7bb8138ac7ef9ffb

Analysis

max time kernel
147s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
19/04/2024, 23:14

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General

Target

fb62324191792a4298377deab42ea4cf_JaffaCakes118.exe
Size

32KB
MD5

fb62324191792a4298377deab42ea4cf
SHA1

2a9c003312f5577717df3982ed42badef54ac4a5
SHA256

dd3492b140004d0b8746e026648a1a2c3628e8c27bf73bed7bb8138ac7ef9ffb
SHA512

56e0c315479c8a1537f158b48e7aaa159ff2f5b87d329c7c1feb2a3236a38d324bef26781c558e2d43f13d39655c50cae1ebfcfbc30924c5630d1b409ea31866
SSDEEP

768:tJKVTZv/eUkH21SuluU9IO/jzm+xdHW2+FRth8:tEVTZv/fkHePf/HTdHo8

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-1-5-21-1132431369-515282257-1998160155-1000\Control Panel\International\Geo\Nation	fb62324191792a4298377deab42ea4cf_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"	fb62324191792a4298377deab42ea4cf_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\braviax = "C:\\Windows\\system32\\braviax.exe"	fb62324191792a4298377deab42ea4cf_JaffaCakes118.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\braviax.exe	fb62324191792a4298377deab42ea4cf_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 2144 wrote to memory of 2508	2144	fb62324191792a4298377deab42ea4cf_JaffaCakes118.exe	84
PID 2144 wrote to memory of 2508	2144	fb62324191792a4298377deab42ea4cf_JaffaCakes118.exe	84
PID 2144 wrote to memory of 2508	2144	fb62324191792a4298377deab42ea4cf_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\fb62324191792a4298377deab42ea4cf_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fb62324191792a4298377deab42ea4cf_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2144
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\delself.bat" "
  2⤵
  PID:2508

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
82fb7db8d7664342964fc4494d8d2009

SHA1
964e2caf2c7fbffa8c0300042465934c1e0aac5b

SHA256
4d7a6a4ab491b8d6605da9236f906d3de739e6186d8ed3ef552af21f174960f4

SHA512
0b92d47453cb98f8bf76cb963467af0ed3fbaa33a9cd19c29ac9867a27c34736663a7dcc61b101685cbed27da770746622af3eebf7756581f769e534686c6c84

Download Submit
memory/2144-0-0x00000000001D0000-0x00000000001D8000-memory.dmp

Filesize
32KB

Download
memory/2144-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads