44410b600620036937ccba9311a1f151ca7877806b1de497f8344f158847523e

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
06/07/2024, 15:57

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General

Target

28bcce4bd38064f2ce87bb9fe047c46e_JaffaCakes118.dll
Size

268KB
MD5

28bcce4bd38064f2ce87bb9fe047c46e
SHA1

0c4640759a42458149a9370119c1a448942adcfb
SHA256

44410b600620036937ccba9311a1f151ca7877806b1de497f8344f158847523e
SHA512

a39691976c1eead61d49f2e377f65a4fc431b885231b638638a69ca817b44b6e8e3216f4627c4327c26c605ab4b8a3f4183f3bc4d49e93961608b0c0d9ca6363
SSDEEP

6144:j7Nff7QeWrkDLVQsudx6A7JW8ppRvZjyee7ML9r:5udx6A7pppRvZbegr

Score

10^/10

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\fsrpknov = "{53579FA7-47F9-49A0-9A56-2548B080553E}"	rundll32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{53579FA7-47F9-49A0-9A56-2548B080553E}\InProcServer32\ = "C:\\Windows\\fsrpknov.dll"	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{53579FA7-47F9-49A0-9A56-2548B080553E}\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\{53579FA7-47F9-49A0-9A56-2548B080553E}	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2392 wrote to memory of 2416	2392	rundll32.exe	30
PID 2392 wrote to memory of 2416	2392	rundll32.exe	30
PID 2392 wrote to memory of 2416	2392	rundll32.exe	30
PID 2392 wrote to memory of 2416	2392	rundll32.exe	30
PID 2392 wrote to memory of 2416	2392	rundll32.exe	30
PID 2392 wrote to memory of 2416	2392	rundll32.exe	30
PID 2392 wrote to memory of 2416	2392	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\28bcce4bd38064f2ce87bb9fe047c46e_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2392
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\28bcce4bd38064f2ce87bb9fe047c46e_JaffaCakes118.dll,#1
  2⤵
  - Adds autorun key to be loaded by Explorer.exe on startup
  - Modifies registry class
  PID:2416

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

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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