a8f5d5105e68655b4eda2dbc2302bf09991121a3776c3967d6cb1ea939d817f8

General

Target

460bd9a2df6429fcc2fac0546ac3d0d5_JaffaCakes118.exe
Size

333KB
MD5

460bd9a2df6429fcc2fac0546ac3d0d5
SHA1

e99f6b2e38e51b79d7273806b85d3c512672dd92
SHA256

a8f5d5105e68655b4eda2dbc2302bf09991121a3776c3967d6cb1ea939d817f8
SHA512

5747aef7d0b7eb64ab37e1f7f50425bc6d9fcb1e54ce7d1105860f39128391b99e18afacb83d838ea77183ee76fba3a299c925724e7f6cf6680f458df0b24a98
SSDEEP

6144:MRAhhJxX7bNIKTQ/ary6Gpdp+8dbYCWATtANNkd0gcLdk2snWC8k:UsAL/WByCJoMz4Wxk

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
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{9F6662D6-8B9A-11D5-EBA1-F78EEEEEE983}	460bd9a2df6429fcc2fac0546ac3d0d5_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{9F6662D6-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msdyi32.exe"	460bd9a2df6429fcc2fac0546ac3d0d5_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{9F6662D6-8B9A-11D5-EBA1-F78EEEEEE983}	spoolsv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{9F6662D6-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msdyi32.exe"	spoolsv.exe

Executes dropped EXE 1 IoCs

pid	Process
1384	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\" %*"	460bd9a2df6429fcc2fac0546ac3d0d5_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	spoolsv.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-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	460bd9a2df6429fcc2fac0546ac3d0d5_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	spoolsv.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	spoolsv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	460bd9a2df6429fcc2fac0546ac3d0d5_JaffaCakes118.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\vcl32.exe	460bd9a2df6429fcc2fac0546ac3d0d5_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	460bd9a2df6429fcc2fac0546ac3d0d5_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\msdyi32.exe	460bd9a2df6429fcc2fac0546ac3d0d5_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\msdyi32.exe	460bd9a2df6429fcc2fac0546ac3d0d5_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\concp32.exe	460bd9a2df6429fcc2fac0546ac3d0d5_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	460bd9a2df6429fcc2fac0546ac3d0d5_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\spoolsv.exe	460bd9a2df6429fcc2fac0546ac3d0d5_JaffaCakes118.exe
File created	C:\Windows\spoolsv.exe	460bd9a2df6429fcc2fac0546ac3d0d5_JaffaCakes118.exe

Modifies registry class 12 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9F6662D6-8B9A-11D5-EBA1-F78EEEEEE983}\u0 = 658663d26f8bad325217a06063847056939f558d910ed252e05dd0113550f7fc0f4da82ff73a0681ba604c2d4f23269f	spoolsv.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9F6662D6-8B9A-11D5-EBA1-F78EEEEEE983}\u2 = a54a6b702f92fdf2acd57599e2ae1608015dff41aa020117fc9bd8e2dcf4340f3fa61eb55d6f28597df90602703809d4	spoolsv.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9F6662D6-8B9A-11D5-EBA1-F78EEEEEE983}	460bd9a2df6429fcc2fac0546ac3d0d5_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9F6662D6-8B9A-11D5-EBA1-F78EEEEEE983}\sm = 01b8ec350471bd332433eee476ebe1f3	460bd9a2df6429fcc2fac0546ac3d0d5_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9F6662D6-8B9A-11D5-EBA1-F78EEEEEE983}\ax = 22905f7d599c6c2896514c45999b4dff	460bd9a2df6429fcc2fac0546ac3d0d5_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	460bd9a2df6429fcc2fac0546ac3d0d5_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9F6662D6-8B9A-11D5-EBA1-F78EEEEEE983}	spoolsv.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9F6662D6-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	460bd9a2df6429fcc2fac0546ac3d0d5_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9F6662D6-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	spoolsv.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9F6662D6-8B9A-11D5-EBA1-F78EEEEEE983}\u1 = 551d2e0658054ba756fd3798fea5ffca42865cb762a31639dabd7f2cca44e226	spoolsv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9F6662D6-8B9A-11D5-EBA1-F78EEEEEE983}\v = "165"	spoolsv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	spoolsv.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2392	460bd9a2df6429fcc2fac0546ac3d0d5_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2392 wrote to memory of 1384	2392	460bd9a2df6429fcc2fac0546ac3d0d5_JaffaCakes118.exe	30
PID 2392 wrote to memory of 1384	2392	460bd9a2df6429fcc2fac0546ac3d0d5_JaffaCakes118.exe	30
PID 2392 wrote to memory of 1384	2392	460bd9a2df6429fcc2fac0546ac3d0d5_JaffaCakes118.exe	30
PID 2392 wrote to memory of 1384	2392	460bd9a2df6429fcc2fac0546ac3d0d5_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\460bd9a2df6429fcc2fac0546ac3d0d5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\460bd9a2df6429fcc2fac0546ac3d0d5_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:2392
- 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:1384

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
b33b1391d384179863fd9dfbb84dd64f

SHA1
2b53286340836cebba1c067e353fa1fb42879051

SHA256
8420aac5462089a3baeaac73be78284952c22d469ef863747accd6d40687249a

SHA512
98b44bc89ca9a8eaa3f82a45eab5793f938475133fdc6ca91b6fb8035a29e9247e773139bea3cfbe6024b4a606f730f9c632c9afbaa00570542d57682b5319d1

Download Submit
C:\Windows\spoolsv.exe

Filesize
336KB

MD5
e05712f62716e55e636545b1e25b4ee7

SHA1
7ab37b8bd58ab75dd0b5104f34ca52845efb9cf6

SHA256
b427ef75074834d000886f58347e6642008190ba1202dee812f79efca86f9aa3

SHA512
deabdfbd3f067b38f04a7ff122b7b5ef2550345c5c62e49ae10111175776942ea608f32a77e369e82b5405ecd30837a363c6c2951f1bb4bcc58339d40306083e

Download Submit
memory/1384-15-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2392-6-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2392-14-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads