13f22d178f31110be34f4aac9d07c2fd86573fca6f230c8f82e8a3f0330303f0

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
19/08/2024, 04:35

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General

Target

a99b96ab2f255bfb8ecb19511c3cfce2_JaffaCakes118.dll
Size

260KB
MD5

a99b96ab2f255bfb8ecb19511c3cfce2
SHA1

75f9c950c7759e568df8df8a0dcb0731af98cb11
SHA256

13f22d178f31110be34f4aac9d07c2fd86573fca6f230c8f82e8a3f0330303f0
SHA512

0bc8191f9a4d87ebafe76cad25f6a419e5a0706b97effa214d709f718d966099e748b91ab47628282eafc6af9c37d3cb6ce9fe0eaddc7eb2043a7fdd6da62b09
SSDEEP

6144:tR+tKZAGYVLv5M2+UPU9zRW4+atjJ/HviQAqwD9cHX4Yn9V:tROG85M2+EU3W4/J/HviV9En

Score

6^/10

discovery persistence

Malware Config

Signatures

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\Jdofaxuk = "rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\a99b96ab2f255bfb8ecb19511c3cfce2_JaffaCakes118.dll\",Startup"	rundll32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	rundll32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2140	rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2140	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2992 wrote to memory of 2140	2992	rundll32.exe	30
PID 2992 wrote to memory of 2140	2992	rundll32.exe	30
PID 2992 wrote to memory of 2140	2992	rundll32.exe	30
PID 2992 wrote to memory of 2140	2992	rundll32.exe	30
PID 2992 wrote to memory of 2140	2992	rundll32.exe	30
PID 2992 wrote to memory of 2140	2992	rundll32.exe	30
PID 2992 wrote to memory of 2140	2992	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a99b96ab2f255bfb8ecb19511c3cfce2_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2992
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a99b96ab2f255bfb8ecb19511c3cfce2_JaffaCakes118.dll,#1
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2140

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 Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2140-3-0x00000000007A0000-0x00000000007E0000-memory.dmp

Filesize
256KB

Download
memory/2140-0-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/2140-11-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download