d6ae90b2690294dc8a8555c748569c87cb59143eff1d4727159822c0f76f59e4

Analysis

max time kernel
94s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20-09-2024 23:17

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General

Target

ee9f5d6f39353e707c128272b59da80d_JaffaCakes118.dll
Size

220KB
MD5

ee9f5d6f39353e707c128272b59da80d
SHA1

90d3ff59be570c5350d4b32bf7f516cae0b4b696
SHA256

d6ae90b2690294dc8a8555c748569c87cb59143eff1d4727159822c0f76f59e4
SHA512

5d25f2b94a4c798f25c432394ed6d7eab860c4d5e65aa48ce7bf4b444b5a76f862dbbbb499e3c64a9509cd5f4969c8c1962157ea16fba1c92a161885c749ae94
SSDEEP

3072:ttgMY+QAYUV5ykUShns67RpbspT8P9PrgLe7BYtK25lBBDS/:tYiXrns6tpbDdN9/y1g

Score

10^/10

discovery persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 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\ShellServiceObjectDelayLoad\bklgvsf = "{C0285F33-FDA3-4597-99FB-98514B6311CA}"	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

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C0285F33-FDA3-4597-99FB-98514B6311CA}\InProcServer32	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C0285F33-FDA3-4597-99FB-98514B6311CA}	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C0285F33-FDA3-4597-99FB-98514B6311CA}\InProcServer32\ = "C:\\Windows\\bklgvsf.dll"	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3772 wrote to memory of 4188	3772	rundll32.exe	82
PID 3772 wrote to memory of 4188	3772	rundll32.exe	82
PID 3772 wrote to memory of 4188	3772	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ee9f5d6f39353e707c128272b59da80d_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3772
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ee9f5d6f39353e707c128272b59da80d_JaffaCakes118.dll,#1
  2⤵
  - Adds autorun key to be loaded by Explorer.exe on startup
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:4188

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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