2fdbdcfe153807a9cfbb2980ccaf4a23fabbee97759794c9e674d807c4f3786b

Analysis

max time kernel
140s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11-08-2024 12:02

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General

Target

8a499378a485a562846d022a1745f041_JaffaCakes118.dll
Size

292KB
MD5

8a499378a485a562846d022a1745f041
SHA1

1a4fc9aedfa64aef23a8e0a1a5e4cd0ea772aaa0
SHA256

2fdbdcfe153807a9cfbb2980ccaf4a23fabbee97759794c9e674d807c4f3786b
SHA512

598ff67cca098a9f7c6e20902df175a5f5f2ce09316e8e142673a87ffb0818b7ecbd7dd021504c25fc1ffa6343a482dbcd4ffe25b1ee74f005bd37c71707d5a8
SSDEEP

6144:N5TyFbCA41qmzV71JTX+Kj/NmN705rLKEQ2T:N5uCBqm5X+PZ+T

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\bdmnopx = "{39CE3965-5C4A-47DA-91F2-32938B124888}"	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\{39CE3965-5C4A-47DA-91F2-32938B124888}\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\{39CE3965-5C4A-47DA-91F2-32938B124888}	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{39CE3965-5C4A-47DA-91F2-32938B124888}\InProcServer32\ = "C:\\Windows\\bdmnopx.dll"	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 264	2100	rundll32.exe	84
PID 2100 wrote to memory of 264	2100	rundll32.exe	84
PID 2100 wrote to memory of 264	2100	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8a499378a485a562846d022a1745f041_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8a499378a485a562846d022a1745f041_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:264

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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