75c4f6a5fc9f1bd3678a39eeefbf863c404123af2ca525a6c004f8bd9882f0ff

General

Target

28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe
Size

332KB
MD5

28746a63fe3061e771c533ad348a14e2
SHA1

af19463899cd782c280e310ab49815ffa4b0e284
SHA256

75c4f6a5fc9f1bd3678a39eeefbf863c404123af2ca525a6c004f8bd9882f0ff
SHA512

60090da9addbf4a5a1c6e7ed241cbfdab81ca353abee6d5761fe45a1a29527351dd72e784bcaf3f5cc92cfbe2ed6be8f6b247468078c92e45a83c0c3a35c0ac3
SSDEEP

6144:MRAhhJxX7bNIAROzTuaPUD8XRuf0b4mtoqC2FCVb1imcYeVoAQmr2m:UsAAPaPUD18t7FIneVEm

Score

8^/10

persistence

Malware Config

Signatures

Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{C830488E-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "mskqt32.exe"	spoolsv.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{C830488E-8B9A-11D5-EBA1-F78EEEEEE983}	28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{C830488E-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "mskqt32.exe"	28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{C830488E-8B9A-11D5-EBA1-F78EEEEEE983}	spoolsv.exe

Executes dropped EXE 1 IoCs

pid	Process
1988	spoolsv.exe

Modifies system executable filetype association 2 TTPs 2 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	spoolsv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	spoolsv.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	spoolsv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\vcl32.exe	28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\mskqt32.exe	28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\mskqt32.exe	28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\concp32.exe	28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\spoolsv.exe	28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe
File created	C:\Windows\spoolsv.exe	28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe

Modifies registry class 12 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C830488E-8B9A-11D5-EBA1-F78EEEEEE983}\sm = 01b8ec350471bd332433eee476ebe1f3	28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C830488E-8B9A-11D5-EBA1-F78EEEEEE983}\ax = 36159f95050a473835421746b22f884e	28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C830488E-8B9A-11D5-EBA1-F78EEEEEE983}	spoolsv.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C830488E-8B9A-11D5-EBA1-F78EEEEEE983}\u0 = 658663d26f8bad325217a06063847056939f558d910ed252e05dd0113550f7fc0f4da82ff73a0681ba604c2d4f23269f	spoolsv.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C830488E-8B9A-11D5-EBA1-F78EEEEEE983}\u1 = 551d2e0658054ba756fd3798fea5ffca42865cb762a31639dabd7f2cca44e226	spoolsv.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C830488E-8B9A-11D5-EBA1-F78EEEEEE983}\u2 = a54a6b702f92fdf2acd57599e2ae1608015dff41aa020117fc9bd8e2dcf4340f3fa61eb55d6f28597df90602703809d4	spoolsv.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C830488E-8B9A-11D5-EBA1-F78EEEEEE983}	28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C830488E-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	spoolsv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C830488E-8B9A-11D5-EBA1-F78EEEEEE983}\v = "165"	spoolsv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C830488E-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	spoolsv.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3004	28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3004 wrote to memory of 1988	3004	28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe	30
PID 3004 wrote to memory of 1988	3004	28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe	30
PID 3004 wrote to memory of 1988	3004	28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe	30
PID 3004 wrote to memory of 1988	3004	28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\28746a63fe3061e771c533ad348a14e2_JaffaCakes118.exe"
1⤵
- Boot or Logon Autostart Execution: Active Setup
- Modifies system executable filetype association
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3004
- C:\Windows\spoolsv.exe
  C:\Windows\spoolsv.exe
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Executes dropped EXE
  - Modifies system executable filetype association
  - Adds Run key to start application
  - Modifies registry class
  PID:1988

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Active Setup

1

T1547.014

Registry Run Keys / Startup Folder

1

T1547.001

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Active Setup

1

T1547.014

Registry Run Keys / Startup Folder

1

T1547.001

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Defense Evasion

Modify Registry

3

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\concp32.exe

Filesize
334KB

MD5
7655cf3b8800bf92e0ec124ae7cd1e78

SHA1
c7f2cf5f8b0b07e6ca70952aceaa6b0869f71ab7

SHA256
6ef3b5965d5bf9e52184fee46f4627905230ddffd0bac9c5ed3bf0c339701738

SHA512
08063e0c1b4b620f4f2f179ca0dbd69f2005fdb2ce4ca8282e19b029cee664ac6ef92cefb4b766b3404053e91ae6537fd2c42714ad1fb6f3ccac0d505ed82446

Download Submit
C:\Windows\spoolsv.exe

Filesize
336KB

MD5
27f70b644bfb547cb49bd88ad3a0b295

SHA1
d88a611f0516c11f4c355f483c2f7ac848bec1cb

SHA256
5e355b8814c50b45fef91c62ca395d8d8603c07934020848bde1d50c35cfef21

SHA512
3f7a129d81e1b18fef84538cdc39b042afb85f40b7e46ca0ada2a7fed0ae686d6287ba4728bfb891ea8a96f2e3e83f6869d638227dc5b53d91291806e95e6fc1

Download Submit
memory/1988-15-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/3004-0-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/3004-14-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads