2d603579a58303bfa51d4bff95841b2dc0008fee59c171a40fca98d4a822221f

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09/09/2024, 00:17

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General

Target

d55acd8bd4b9d8d7cea7e7596400607f_JaffaCakes118.dll
Size

332KB
MD5

d55acd8bd4b9d8d7cea7e7596400607f
SHA1

d2c2944d62dcae4c177502911e4b591965eda162
SHA256

2d603579a58303bfa51d4bff95841b2dc0008fee59c171a40fca98d4a822221f
SHA512

258231b5a45a70116e88409bf1fb635ef10aea9af06f4e47357277f21a4f23167f8b84ab368b225c5c441f65097cb172a21397432e8d2bf14c3841f7ce37921c
SSDEEP

6144:Sx+s5w2/pbUizFc2sxQi/2lLWlz5WKHhPh3xZ36Fs:SxxNpoiz2Bh2lyl5hys

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\aswmklt = "{64DF671F-9A14-4008-B1A6-4BFA8FFAC11E}"	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\{64DF671F-9A14-4008-B1A6-4BFA8FFAC11E}\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\{64DF671F-9A14-4008-B1A6-4BFA8FFAC11E}	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{64DF671F-9A14-4008-B1A6-4BFA8FFAC11E}\InProcServer32\ = "C:\\Windows\\aswmklt.dll"	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2520 wrote to memory of 2384	2520	rundll32.exe	31
PID 2520 wrote to memory of 2384	2520	rundll32.exe	31
PID 2520 wrote to memory of 2384	2520	rundll32.exe	31
PID 2520 wrote to memory of 2384	2520	rundll32.exe	31
PID 2520 wrote to memory of 2384	2520	rundll32.exe	31
PID 2520 wrote to memory of 2384	2520	rundll32.exe	31
PID 2520 wrote to memory of 2384	2520	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d55acd8bd4b9d8d7cea7e7596400607f_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2520
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d55acd8bd4b9d8d7cea7e7596400607f_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:2384

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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