23c7ba39d53c433d6b7d28b3986dca145be4391e39541a922617cc8aea86b2a8

Analysis

max time kernel
103s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
12/04/2025, 23:53

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General

Target

JaffaCakes118_b2f5f261835390a2fa475d66bf033d80.dll
Size

340KB
MD5

b2f5f261835390a2fa475d66bf033d80
SHA1

efd52b776f2e0500e2a4fe9d37ff800b9a81f6b5
SHA256

23c7ba39d53c433d6b7d28b3986dca145be4391e39541a922617cc8aea86b2a8
SHA512

eb44bde9c0f604ed5bf4e4dbe7b80e65c3af567db3186d59e9bf7af89a775c7adb4b4073202d6775cc444e4566b9dd33cb8a75ac3a0fb3042af546a702679c3f
SSDEEP

6144:mGooGzCqO4g24u+Qz5WSFx39oZb1dL/WhN:rGzBa24JMLando

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\bxlrvps = "{6943E868-FAE2-4202-AC90-D7A2111FF36F}"	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\{6943E868-FAE2-4202-AC90-D7A2111FF36F}\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\{6943E868-FAE2-4202-AC90-D7A2111FF36F}	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6943E868-FAE2-4202-AC90-D7A2111FF36F}\InProcServer32\ = "C:\\Windows\\bxlrvps.dll"	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 964 wrote to memory of 5464	964	rundll32.exe	86
PID 964 wrote to memory of 5464	964	rundll32.exe	86
PID 964 wrote to memory of 5464	964	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b2f5f261835390a2fa475d66bf033d80.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:964
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b2f5f261835390a2fa475d66bf033d80.dll,#1
  2⤵
  - Adds autorun key to be loaded by Explorer.exe on startup
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:5464

Network

MITRE ATT&CK Enterprise v16

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 v16

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