b666f8b8cf5ce8f8a7404c23de20763ae820aa576db06e1cc5b9611da71972d5

General

Target

45600687bac7d6e0beb8354c23b3dfe6_JaffaCakes118.exe
Size

1.1MB
MD5

45600687bac7d6e0beb8354c23b3dfe6
SHA1

4df9dbe0f08ec18a7ec228b9a65f79008047753e
SHA256

b666f8b8cf5ce8f8a7404c23de20763ae820aa576db06e1cc5b9611da71972d5
SHA512

b44fef44252985ce3b123b5172ad8e081bc23adb89867d3883a9bbd141d509a378e9a95396a68f99b77ebf25a345d4a1036c91945c209bd01aae013ffb18a6c3
SSDEEP

24576:UsW/WNSZ8CLGETGaFZMOJ3BsXw5aMd5AXqPfp/3tfRw1YcVpejpZnH:Up/HiCHqa7TBaw5aMoqptf0YFplH

Score

8^/10

persistence

Malware Config

Signatures

Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 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\{3AA811DB-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msdwg32.exe"	45600687bac7d6e0beb8354c23b3dfe6_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{3AA811DB-8B9A-11D5-EBA1-F78EEEEEE983}	45600687bac7d6e0beb8354c23b3dfe6_JaffaCakes118.exe

Modifies system executable filetype association 2 TTPs 1 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\" %*"	45600687bac7d6e0beb8354c23b3dfe6_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 2 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"	45600687bac7d6e0beb8354c23b3dfe6_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	45600687bac7d6e0beb8354c23b3dfe6_JaffaCakes118.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	45600687bac7d6e0beb8354c23b3dfe6_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\msdwg32.exe	45600687bac7d6e0beb8354c23b3dfe6_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\msdwg32.exe	45600687bac7d6e0beb8354c23b3dfe6_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\concp32.exe	45600687bac7d6e0beb8354c23b3dfe6_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	45600687bac7d6e0beb8354c23b3dfe6_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\vcl32.exe	45600687bac7d6e0beb8354c23b3dfe6_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4800	2936	WerFault.exe	84

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3AA811DB-8B9A-11D5-EBA1-F78EEEEEE983}	45600687bac7d6e0beb8354c23b3dfe6_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3AA811DB-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	45600687bac7d6e0beb8354c23b3dfe6_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3AA811DB-8B9A-11D5-EBA1-F78EEEEEE983}\sm = ebb5525fa3bcf9422c8ff945977d6af9	45600687bac7d6e0beb8354c23b3dfe6_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3AA811DB-8B9A-11D5-EBA1-F78EEEEEE983}\ax = af0a2d60f15ea34589ebc75d4608c3ce	45600687bac7d6e0beb8354c23b3dfe6_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	45600687bac7d6e0beb8354c23b3dfe6_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2936	45600687bac7d6e0beb8354c23b3dfe6_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\45600687bac7d6e0beb8354c23b3dfe6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\45600687bac7d6e0beb8354c23b3dfe6_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
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
PID:2936
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2936 -s 784
  2⤵
  - Program crash
  PID:4800

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2936 -ip 2936
1⤵
PID:1596

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

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Downloads

C:\Windows\SysWOW64\concp32.exe

Filesize
1.1MB

MD5
4b324b2a42cbc26bd621c8f02839e4ec

SHA1
ed06a76d26f27855cecb5b3d79a58f88ce5d979f

SHA256
87d8e6f6382c2304327e029eacc05c4ed0cef107a788f340e60393e6f1235d6c

SHA512
fcbc4bb34d41611c3511d0f4206ca3f506e7a1ec772a8e7e9199198fd14ab47dcbe5d48166eaf90e9519aff7a381d8e35d99d69d059ee1adbee4f50c4bfd8192

Download Submit
memory/2936-0-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2936-7-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads