b93de88032e340f3ac8ae14de55d7566a932bcb7ad9e28f87693fe80fb8a802c

Analysis

max time kernel
93s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
17-09-2024 16:49

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General

Target

e74502b78d71bc26e4150dc4a69ba1a9_JaffaCakes118.dll
Size

364KB
MD5

e74502b78d71bc26e4150dc4a69ba1a9
SHA1

4dc12863415c4bef48283d3e43976420b247518b
SHA256

b93de88032e340f3ac8ae14de55d7566a932bcb7ad9e28f87693fe80fb8a802c
SHA512

ce87f36a0d9bc4a88023f19daebf3bce12b5b18dd06bb279ce707109e3dca80457097e9c482f369c358ac842fa5aab6e9158c59cf958fc3354e54e6f1f0fe755
SSDEEP

6144:Aalcse1WQrogEhJWHKiUvvUkek36jVsVGPtozTBxEJ5:PJlQrUWHKDvZ6jOgozTy

Score

6^/10

discovery persistence

Malware Config

Signatures

Modifies WinLogon 2 TTPs 7 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\notify\sm57ger\Impersonate = "0"	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\notify\sm57ger\Asynchronous = "0"	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\winlogon\notify\sm57ger	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\notify	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\notify\sm57ger	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\notify\sm57ger\DllName = "C:\\Windows\\sm57ger.dll"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\notify\sm57ger\StartShell = "test"	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 2 IoCs

pid	Process
1084	rundll32.exe
1084	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4500 wrote to memory of 1084	4500	rundll32.exe	82
PID 4500 wrote to memory of 1084	4500	rundll32.exe	82
PID 4500 wrote to memory of 1084	4500	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e74502b78d71bc26e4150dc4a69ba1a9_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4500
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e74502b78d71bc26e4150dc4a69ba1a9_JaffaCakes118.dll,#1
  2⤵
  - Modifies WinLogon
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:1084

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

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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