cf9ef3470b5180edb6ae7ed8d8ed78aa7fa56cb93ae13b49fb8030cbe050695d

General

Target

bd59e9918e28577232273a9a9eef3008_JaffaCakes118.exe
Size

319KB
MD5

bd59e9918e28577232273a9a9eef3008
SHA1

0016ffd00a8bec75f78ad0cc139f4621bb06e27a
SHA256

cf9ef3470b5180edb6ae7ed8d8ed78aa7fa56cb93ae13b49fb8030cbe050695d
SHA512

682955574864844c4e114d8622b4266babc04d24fa48f7e3191c534e54054fbc0b0a2da87ba18b30535110f7b7ce85a9afcea03e844c6f991919e8845ba4fe5d
SSDEEP

6144:MRAhhJxX7bNIAROzTuaGz/5Eotrzp9Q9abcOOZoSCUYTgDcXODlIu:UsAAPaG5rzjQ9ab8dhYMlDlH

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\{67A54380-8B9A-11D5-EBA1-F78EEEEEE983}	bd59e9918e28577232273a9a9eef3008_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{67A54380-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msfsh32.exe"	bd59e9918e28577232273a9a9eef3008_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{67A54380-8B9A-11D5-EBA1-F78EEEEEE983}	spoolsv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{67A54380-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msfsh32.exe"	spoolsv.exe

Executes dropped EXE 1 IoCs

pid	Process
2524	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\" %*"	bd59e9918e28577232273a9a9eef3008_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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	bd59e9918e28577232273a9a9eef3008_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	bd59e9918e28577232273a9a9eef3008_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	spoolsv.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\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	bd59e9918e28577232273a9a9eef3008_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	bd59e9918e28577232273a9a9eef3008_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\msfsh32.exe	bd59e9918e28577232273a9a9eef3008_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\msfsh32.exe	bd59e9918e28577232273a9a9eef3008_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\concp32.exe	bd59e9918e28577232273a9a9eef3008_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	bd59e9918e28577232273a9a9eef3008_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\spoolsv.exe	bd59e9918e28577232273a9a9eef3008_JaffaCakes118.exe
File opened for modification	C:\Windows\spoolsv.exe	bd59e9918e28577232273a9a9eef3008_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	bd59e9918e28577232273a9a9eef3008_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\{67A54380-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	bd59e9918e28577232273a9a9eef3008_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{67A54380-8B9A-11D5-EBA1-F78EEEEEE983}	spoolsv.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{67A54380-8B9A-11D5-EBA1-F78EEEEEE983}\u0 = 658663d26f8bad325217a06063847056939f558d910ed252e05dd0113550f7fc0f4da82ff73a0681ba604c2d4f23269f	spoolsv.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{67A54380-8B9A-11D5-EBA1-F78EEEEEE983}\u1 = 551d2e0658054ba756fd3798fea5ffca42865cb762a31639dabd7f2cca44e226	spoolsv.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{67A54380-8B9A-11D5-EBA1-F78EEEEEE983}\u2 = a54a6b702f92fdf2acd57599e2ae1608015dff41aa020117fc9bd8e2dcf4340f3fa61eb55d6f28597df90602703809d4	spoolsv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{67A54380-8B9A-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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{67A54380-8B9A-11D5-EBA1-F78EEEEEE983}	bd59e9918e28577232273a9a9eef3008_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{67A54380-8B9A-11D5-EBA1-F78EEEEEE983}\sm = 01b8ec350471bd332433eee476ebe1f3	bd59e9918e28577232273a9a9eef3008_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{67A54380-8B9A-11D5-EBA1-F78EEEEEE983}\ax = 2166579353eb68b07e8cec635372ae98	bd59e9918e28577232273a9a9eef3008_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	bd59e9918e28577232273a9a9eef3008_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{67A54380-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	spoolsv.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2344	bd59e9918e28577232273a9a9eef3008_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 2524	2344	bd59e9918e28577232273a9a9eef3008_JaffaCakes118.exe	30
PID 2344 wrote to memory of 2524	2344	bd59e9918e28577232273a9a9eef3008_JaffaCakes118.exe	30
PID 2344 wrote to memory of 2524	2344	bd59e9918e28577232273a9a9eef3008_JaffaCakes118.exe	30
PID 2344 wrote to memory of 2524	2344	bd59e9918e28577232273a9a9eef3008_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\bd59e9918e28577232273a9a9eef3008_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bd59e9918e28577232273a9a9eef3008_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:2344
- 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:2524

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
321KB

MD5
9f62311cb1a66d2fe3b2f0aed997ed83

SHA1
d0ee086888080b7b4d1bbd031c67efbf630de96e

SHA256
22676011b0f16fea171c6a9da565770bc7a3a798933637f2a6e79e9405a7954b

SHA512
a28eae924e8b509a2fd4d73248978ee97e0ee6f205ec0da68201e812c6d6577c27be8834d44972f7a80121d6d4d56f1898e001e4f952d10caf287ffb5552e372

Download Submit
C:\Windows\spoolsv.exe

Filesize
323KB

MD5
b654a2aadde9ab77a3f041585b2a9027

SHA1
b486038a4cfdea86792ca8885f3a1f360699a4bf

SHA256
51401fcb1825b67c7cfeb6200c52e1a42c126316c77dc29209f2fc3808771682

SHA512
441b63844d4886199e1c1924d5f1f9a876e09ffb0c1e3be0a6f2579c63c65ca889ea77f0f5a77b7c2f0a62979fbe18b8d017451d582802af61948dc7646b8dce

Download Submit
memory/2344-0-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2344-10-0x0000000000230000-0x0000000000265000-memory.dmp

Filesize
212KB

Download
memory/2344-14-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2524-16-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads