6f3bc83cebfbca55ab91273f3e30fe64c628a4965fce526ef4e08241568111ff

General

Target

299387006f4c53e094801accf2038d6a_JaffaCakes118.exe
Size

2.5MB
MD5

299387006f4c53e094801accf2038d6a
SHA1

0ce470db13b5c568d93bcb835ea62713d39dd729
SHA256

6f3bc83cebfbca55ab91273f3e30fe64c628a4965fce526ef4e08241568111ff
SHA512

6bbf0698a13f453d7c518f4b06b839b818fb533d5894ceae0d4105533150741909e629236e43af8faa21df1f631dd3b889b14f8ac9ab7a5241362530bf58b083
SSDEEP

49152:cQTyG5ypIdlm8tJDl1r9ouchzJEzRkRfxxw5mX6AXJANerZA:etpIdA8biuwzokRfj4mX6mA8d

Score

7^/10

persistence

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 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\Windows Services = "C:\\Windows\\FrWall.exe"	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
6120	taskkill.exe

Modifies registry class 15 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C855C0FB-69D6-4DD3-104F-A2AE88A136BF}\shell\cmd\command\ = "cmd.exe /s /k pushd \"%V\""	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C855C0FB-69D6-4DD3-104F-A2AE88A136BF}\InProcServer32	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C855C0FB-69D6-4DD3-104F-A2AE88A136BF}\shell\cmd\Extended	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C855C0FB-69D6-4DD3-104F-A2AE88A136BF}\shell\cmd\command	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C855C0FB-69D6-4DD3-104F-A2AE88A136BF}\ShellFolder	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C855C0FB-69D6-4DD3-104F-A2AE88A136BF}\InProcServer32\ = "%SystemRoot%\\SysWow64\\windows.storage.dll"	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C855C0FB-69D6-4DD3-104F-A2AE88A136BF}\shell\cmd	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C855C0FB-69D6-4DD3-104F-A2AE88A136BF}\shell\cmd\ = "@shell32.dll,-8506"	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C855C0FB-69D6-4DD3-104F-A2AE88A136BF}\shell\cmd\NeverDefault	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C855C0FB-69D6-4DD3-104F-A2AE88A136BF}	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C855C0FB-69D6-4DD3-104F-A2AE88A136BF}\ = "Desktop"	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C855C0FB-69D6-4DD3-104F-A2AE88A136BF}\InProcServer32\ThreadingModel = "Apartment"	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C855C0FB-69D6-4DD3-104F-A2AE88A136BF}\shell	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C855C0FB-69D6-4DD3-104F-A2AE88A136BF}\shell\cmd\NoWorkingDirectory	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C855C0FB-69D6-4DD3-104F-A2AE88A136BF}\ShellFolder\FolderValueFlags = "1572864"	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe

NTFS ADS 2 IoCs

description	ioc	Process
File created	C:\ProgramData\TEMP:BEEA8369	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe
File opened for modification	C:\ProgramData\TEMP:BEEA8369	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1192	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: 33	1192	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	1192	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe
Token: SeDebugPrivilege	1192	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe
Token: SeDebugPrivilege	6120	taskkill.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1192 wrote to memory of 6120	1192	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe	85
PID 1192 wrote to memory of 6120	1192	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe	85
PID 1192 wrote to memory of 6120	1192	299387006f4c53e094801accf2038d6a_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\299387006f4c53e094801accf2038d6a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\299387006f4c53e094801accf2038d6a_JaffaCakes118.exe"
1⤵
- Checks BIOS information in registry
- Adds Run key to start application
- Modifies registry class
- NTFS ADS
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1192
- C:\Windows\SysWOW64\taskkill.exe
  taskkill -f -im ashMaiSv.exe -im mcvsftsn.exe -im Mcdetect.exe -im McTskshd.exe -im mcvsshld.exe -im McVSEscn.exe -im McShield.exe -im mcagent.exe -im oasclnt.exe -im nod32kui.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:6120

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1192-0-0x0000000000400000-0x00000000009F9000-memory.dmp

Filesize
6.0MB

Download
memory/1192-2-0x0000000000BC0000-0x0000000000C54000-memory.dmp

Filesize
592KB

Download
memory/1192-7-0x0000000000BC0000-0x0000000000C54000-memory.dmp

Filesize
592KB

Download
memory/1192-10-0x0000000000400000-0x00000000009F9000-memory.dmp

Filesize
6.0MB

Download
memory/1192-12-0x0000000000400000-0x00000000009F9000-memory.dmp

Filesize
6.0MB

Download
memory/1192-13-0x0000000000400000-0x00000000009F9000-memory.dmp

Filesize
6.0MB

Download
memory/1192-14-0x0000000000400000-0x00000000009F9000-memory.dmp

Filesize
6.0MB

Download
memory/1192-16-0x0000000000BC0000-0x0000000000C54000-memory.dmp

Filesize
592KB

Download
memory/1192-15-0x0000000000400000-0x00000000009F9000-memory.dmp

Filesize
6.0MB

Download
memory/1192-18-0x0000000000BC0000-0x0000000000C54000-memory.dmp

Filesize
592KB

Download
memory/1192-19-0x0000000000BC0000-0x0000000000C54000-memory.dmp

Filesize
592KB

Download
memory/1192-20-0x0000000000400000-0x00000000009F9000-memory.dmp

Filesize
6.0MB

Download
memory/1192-21-0x0000000000400000-0x00000000009F9000-memory.dmp

Filesize
6.0MB

Download
memory/1192-22-0x0000000000BC0000-0x0000000000C54000-memory.dmp

Filesize
592KB

Download
memory/1192-23-0x0000000000400000-0x00000000009F9000-memory.dmp

Filesize
6.0MB

Download
memory/1192-24-0x0000000000400000-0x00000000009F9000-memory.dmp

Filesize
6.0MB

Download
memory/1192-25-0x0000000000400000-0x00000000009F9000-memory.dmp

Filesize
6.0MB

Download
memory/1192-26-0x0000000000400000-0x00000000009F9000-memory.dmp

Filesize
6.0MB

Download
memory/1192-27-0x0000000000400000-0x00000000009F9000-memory.dmp

Filesize
6.0MB

Download
memory/1192-28-0x0000000000400000-0x00000000009F9000-memory.dmp

Filesize
6.0MB

Download
memory/1192-29-0x0000000000400000-0x00000000009F9000-memory.dmp

Filesize
6.0MB

Download
memory/1192-30-0x0000000000400000-0x00000000009F9000-memory.dmp

Filesize
6.0MB

Download
memory/1192-31-0x0000000000400000-0x00000000009F9000-memory.dmp

Filesize
6.0MB

Download
memory/1192-32-0x0000000000400000-0x00000000009F9000-memory.dmp

Filesize
6.0MB

Download
memory/1192-33-0x0000000000400000-0x00000000009F9000-memory.dmp

Filesize
6.0MB

Download
memory/1192-34-0x0000000000400000-0x00000000009F9000-memory.dmp

Filesize
6.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads