6a6f8029857a2ef3f75c9651ede0b08089212082fc965132baf82d5b85b18cbc

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
15/07/2024, 12:30

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General

Target

49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe
Size

2KB
MD5

49c9983935cc0af7407a6023249ebd35
SHA1

33154f362544425775e88ac983b11f3ba45c76c4
SHA256

6a6f8029857a2ef3f75c9651ede0b08089212082fc965132baf82d5b85b18cbc
SHA512

459f1cae341eaa77f45b0b456bc5b77a9084a190669f5ecb0fe8f19ccd6aac2a75f434c73b9d10d74161598f02fed376b964b2fbc1fea2f03f51b2a5a84cc9cc

Score

8^/10

persistence

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Windows Reg Services = "C:\\Windows\\system32\\ffservice.exe"	49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe

Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{a75aed00-d7bf-11d1-9947-00c0Cf98bbc9}	49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{a75aed00-d7bf-11d1-9947-00c0Cf98bbc9}\StubPath = "C:\\Windows\\system32\\lservice.exe"	49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
5104	wservice.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Reg Services = "C:\\Windows\\system32\\ffservice.exe"	49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Reg Services = "C:\\Windows\\system32\\ffservice.exe"	49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\wservice.exe	49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\lservice.exe	49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\lservice.exe	49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\ffservice.exe	49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\ffservice.exe	49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\wservice.exe	49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1052	49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe
1052	49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1052 wrote to memory of 5104	1052	49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe	83
PID 1052 wrote to memory of 5104	1052	49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe	83
PID 1052 wrote to memory of 5104	1052	49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\49c9983935cc0af7407a6023249ebd35_JaffaCakes118.exe"
1⤵
- Adds policy Run key to start application
- Boot or Logon Autostart Execution: Active Setup
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1052
- C:\Windows\SysWOW64\wservice.exe
  C:\Windows\system32\wservice.exe -s
  2⤵
  - Executes dropped EXE
  PID:5104

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\ffservice.exe

Filesize
2KB

MD5
49c9983935cc0af7407a6023249ebd35

SHA1
33154f362544425775e88ac983b11f3ba45c76c4

SHA256
6a6f8029857a2ef3f75c9651ede0b08089212082fc965132baf82d5b85b18cbc

SHA512
459f1cae341eaa77f45b0b456bc5b77a9084a190669f5ecb0fe8f19ccd6aac2a75f434c73b9d10d74161598f02fed376b964b2fbc1fea2f03f51b2a5a84cc9cc

Download Submit
memory/1052-12-0x0000000000400000-0x0000000000404000-memory.dmp

Filesize
16KB

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