11b17f1ea44db3c55c23f2d80902ffb7b33bc4ba50b2d49c815470919b439709

General

Target

f0cbf236b5567e7ec11b28535b40f46a_JaffaCakes118.exe
Size

706KB
MD5

f0cbf236b5567e7ec11b28535b40f46a
SHA1

96e97df88c5530119f115fd86498f0f4b4eafaf2
SHA256

11b17f1ea44db3c55c23f2d80902ffb7b33bc4ba50b2d49c815470919b439709
SHA512

ca57c9641de061ca32eabd9092cece10bf509f7b0a6b0332a235bb579ef7695dbe6c12172224cec3acb230a932d37a288fce988559ab7a48b32c826be5e1b966
SSDEEP

12288:NtKe6Zv23YdqMGHGSX1388BxGVI43GVpinJMcODu5OcQlgv7JZ8fN/Usvq2vZbuv:d6Zv2jbW1SaR7QivMf9E2vZbuv

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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{7C924D4-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msfho32.exe"	spoolsv.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{7C924D4-8B9A-11D5-EBA1-F78EEEEEE983}	f0cbf236b5567e7ec11b28535b40f46a_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{7C924D4-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msfho32.exe"	f0cbf236b5567e7ec11b28535b40f46a_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{7C924D4-8B9A-11D5-EBA1-F78EEEEEE983}	spoolsv.exe

Executes dropped EXE 1 IoCs

pid	Process
2176	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\" %*"	f0cbf236b5567e7ec11b28535b40f46a_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"	f0cbf236b5567e7ec11b28535b40f46a_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	f0cbf236b5567e7ec11b28535b40f46a_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	spoolsv.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	spoolsv.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	f0cbf236b5567e7ec11b28535b40f46a_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\msfho32.exe	f0cbf236b5567e7ec11b28535b40f46a_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\msfho32.exe	f0cbf236b5567e7ec11b28535b40f46a_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\concp32.exe	f0cbf236b5567e7ec11b28535b40f46a_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	f0cbf236b5567e7ec11b28535b40f46a_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\vcl32.exe	f0cbf236b5567e7ec11b28535b40f46a_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\spoolsv.exe	f0cbf236b5567e7ec11b28535b40f46a_JaffaCakes118.exe
File opened for modification	C:\Windows\spoolsv.exe	f0cbf236b5567e7ec11b28535b40f46a_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	f0cbf236b5567e7ec11b28535b40f46a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	spoolsv.exe

Modifies registry class 12 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7C924D4-8B9A-11D5-EBA1-F78EEEEEE983}\u2 = a54a6b702f92fdf2acd57599e2ae1608015dff41aa020117fc9bd8e2dcf4340f3fa61eb55d6f28597df90602703809d4	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\{7C924D4-8B9A-11D5-EBA1-F78EEEEEE983}	f0cbf236b5567e7ec11b28535b40f46a_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7C924D4-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	f0cbf236b5567e7ec11b28535b40f46a_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	f0cbf236b5567e7ec11b28535b40f46a_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7C924D4-8B9A-11D5-EBA1-F78EEEEEE983}	spoolsv.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7C924D4-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	spoolsv.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7C924D4-8B9A-11D5-EBA1-F78EEEEEE983}\u1 = 551d2e0658054ba756fd3798fea5ffca42865cb762a31639dabd7f2cca44e226	spoolsv.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7C924D4-8B9A-11D5-EBA1-F78EEEEEE983}\sm = 01b8ec350471bd332433eee476ebe1f3	f0cbf236b5567e7ec11b28535b40f46a_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7C924D4-8B9A-11D5-EBA1-F78EEEEEE983}\ax = 276ff8806fe12cc5224206eeb9d97610	f0cbf236b5567e7ec11b28535b40f46a_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7C924D4-8B9A-11D5-EBA1-F78EEEEEE983}\u0 = 658663d26f8bad325217a06063847056939f558d910ed252e05dd0113550f7fc0f4da82ff73a0681ba604c2d4f23269f	spoolsv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7C924D4-8B9A-11D5-EBA1-F78EEEEEE983}\v = "165"	spoolsv.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2076	f0cbf236b5567e7ec11b28535b40f46a_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2076 wrote to memory of 2176	2076	f0cbf236b5567e7ec11b28535b40f46a_JaffaCakes118.exe	30
PID 2076 wrote to memory of 2176	2076	f0cbf236b5567e7ec11b28535b40f46a_JaffaCakes118.exe	30
PID 2076 wrote to memory of 2176	2076	f0cbf236b5567e7ec11b28535b40f46a_JaffaCakes118.exe	30
PID 2076 wrote to memory of 2176	2076	f0cbf236b5567e7ec11b28535b40f46a_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\f0cbf236b5567e7ec11b28535b40f46a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f0cbf236b5567e7ec11b28535b40f46a_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:2076
- 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:2176

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
710KB

MD5
1b822696c84b1f0ff79d6da31036a959

SHA1
201bedaca7e6f50f4bc9d5b54c5259bbacc1986d

SHA256
ceb5b2dcfb60f7abc79713f0504c9bcc716d46656191c38255d580367af3e231

SHA512
4c58a392a206743963cbfe2e6620b0ba36f4e567e6160f95fc77f4e1cfd540b862a0cd909b6317968f3839499af62c32314456492848e229e10cc8b8d8ba236d

Download Submit
C:\Windows\spoolsv.exe

Filesize
711KB

MD5
ddbf041f118a0f8304bf549dc97b8ca6

SHA1
aa4070822dd8cf98c92bea6dedab9d3c27e8e904

SHA256
0942fc00c22329d5607ee0a8cfc61af6a08639a6019d6a340ec2d27703acce5e

SHA512
37a8f72bc553836497d7c57e5cc7f70c9ecf1422624b0809ef29d75d4eed5bfa0c098d7d42c9c68dc8fab8271c7eb0075df23b5124fcb61c7ef78128fe38c98f

Download Submit
memory/2076-0-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2076-14-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2176-15-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads