dba197f46afbd2a53ed52cec808f0a9016d87d6a3cccb091c171fea5cce2ee11

General

Target

f9dad092e4b7b398646caf508d184a20_JaffaCakes118.exe
Size

394KB
MD5

f9dad092e4b7b398646caf508d184a20
SHA1

b8ff34c25401a48569847e51800825f921f840a3
SHA256

dba197f46afbd2a53ed52cec808f0a9016d87d6a3cccb091c171fea5cce2ee11
SHA512

f9dfdb1f8987ae4a9a0f9e0338acda9a229038e8beaef79b21e0d52c77d6183aaa41ba1fb9a47275ddf7111b6b6d77152c857e991a57175b7fd44df981fdf6fd
SSDEEP

6144:NtKe6YiDdv3m3mgKHIl7bNIAROzTuaGzLcv0vs+Tt9GtJpPk3k69Y1ZAYknox1hC:NtKe6Zv23YdAPaGgN+7GJTZsox9G1uyH

Score

8^/10

discovery 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\{8CCDE857-8B9A-11D5-EBA1-F78EEEEEE983}	f9dad092e4b7b398646caf508d184a20_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{8CCDE857-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "mstnk32.exe"	f9dad092e4b7b398646caf508d184a20_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{8CCDE857-8B9A-11D5-EBA1-F78EEEEEE983}	spoolsv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{8CCDE857-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "mstnk32.exe"	spoolsv.exe

Executes dropped EXE 1 IoCs

pid	Process
1628	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\" %*"	f9dad092e4b7b398646caf508d184a20_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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	f9dad092e4b7b398646caf508d184a20_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	f9dad092e4b7b398646caf508d184a20_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	spoolsv.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	spoolsv.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\vcl32.exe	f9dad092e4b7b398646caf508d184a20_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	f9dad092e4b7b398646caf508d184a20_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\mstnk32.exe	f9dad092e4b7b398646caf508d184a20_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\mstnk32.exe	f9dad092e4b7b398646caf508d184a20_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\concp32.exe	f9dad092e4b7b398646caf508d184a20_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	f9dad092e4b7b398646caf508d184a20_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\spoolsv.exe	f9dad092e4b7b398646caf508d184a20_JaffaCakes118.exe
File opened for modification	C:\Windows\spoolsv.exe	f9dad092e4b7b398646caf508d184a20_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	f9dad092e4b7b398646caf508d184a20_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	spoolsv.exe

Modifies registry class 12 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8CCDE857-8B9A-11D5-EBA1-F78EEEEEE983}	spoolsv.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8CCDE857-8B9A-11D5-EBA1-F78EEEEEE983}\u0 = 658663d26f8bad325217a06063847056939f558d910ed252e05dd0113550f7fc0f4da82ff73a0681ba604c2d4f23269f	spoolsv.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8CCDE857-8B9A-11D5-EBA1-F78EEEEEE983}\u1 = 551d2e0658054ba756fd3798fea5ffca42865cb762a31639dabd7f2cca44e226	spoolsv.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8CCDE857-8B9A-11D5-EBA1-F78EEEEEE983}\u2 = a54a6b702f92fdf2acd57599e2ae1608015dff41aa020117fc9bd8e2dcf4340f3fa61eb55d6f28597df90602703809d4	spoolsv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8CCDE857-8B9A-11D5-EBA1-F78EEEEEE983}\v = "165"	spoolsv.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8CCDE857-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	f9dad092e4b7b398646caf508d184a20_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8CCDE857-8B9A-11D5-EBA1-F78EEEEEE983}\sm = 01b8ec350471bd332433eee476ebe1f3	f9dad092e4b7b398646caf508d184a20_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8CCDE857-8B9A-11D5-EBA1-F78EEEEEE983}\ax = 8fdea2c688fec69f0465a79312c08d24	f9dad092e4b7b398646caf508d184a20_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	f9dad092e4b7b398646caf508d184a20_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8CCDE857-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	spoolsv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	spoolsv.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8CCDE857-8B9A-11D5-EBA1-F78EEEEEE983}	f9dad092e4b7b398646caf508d184a20_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2340	f9dad092e4b7b398646caf508d184a20_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2340 wrote to memory of 1628	2340	f9dad092e4b7b398646caf508d184a20_JaffaCakes118.exe	30
PID 2340 wrote to memory of 1628	2340	f9dad092e4b7b398646caf508d184a20_JaffaCakes118.exe	30
PID 2340 wrote to memory of 1628	2340	f9dad092e4b7b398646caf508d184a20_JaffaCakes118.exe	30
PID 2340 wrote to memory of 1628	2340	f9dad092e4b7b398646caf508d184a20_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\f9dad092e4b7b398646caf508d184a20_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f9dad092e4b7b398646caf508d184a20_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
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2340
- 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
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:1628

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\concp32.exe

Filesize
400KB

MD5
d3793b7d4c8cc259d4aa63eaff030ce4

SHA1
7718b9313b65f1a9f7fd180a3d1b95f38cbd7ec6

SHA256
564d96f473c5896af494b05dcc8f5a81f2172a8a7727aa97457b4445386f5efb

SHA512
6746989c81b868e8d37caf6f807b10367d1a465854404cf9a72ae0ceeee767a23724ce505bff37bb79b4e0d479f4e1f876ee979eba7e89b9827e2cf65cf6b6b9

Download Submit
C:\Windows\spoolsv.exe

Filesize
394KB

MD5
f8355d30c233f41f45de90099cfdaa55

SHA1
9c6bfb770c488b6351cf2c97e8e2cf2a7984eeab

SHA256
baa6f9f735f2fb5ceecced526c28f250bb7228e003edb46f226f617935f9379d

SHA512
3a0a16c2ec0f34467c41fcdf801b4dfc1323be40eede01be8805d8d865e0602e9084bbebfd068e582cbe4b29eab112695d764d5a8d38b652d98cb1e1ff382fa7

Download Submit
memory/1628-16-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1628-17-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2340-0-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2340-10-0x0000000000220000-0x0000000000255000-memory.dmp

Filesize
212KB

Download
memory/2340-15-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads