61a291883ef53c523acade8def09d6522bf03d515da0374ff5aaac90d0869f6a

General

Target

4d5f1fc945445c241a22cdb02f869c54_JaffaCakes118.exe
Size

726KB
MD5

4d5f1fc945445c241a22cdb02f869c54
SHA1

68aa9ed5e5270cd1094eb9cf53f2b710a073ba53
SHA256

61a291883ef53c523acade8def09d6522bf03d515da0374ff5aaac90d0869f6a
SHA512

800b204771ae30db8bb961e98b3a708768f98c26058b3238a764585e94dc927a77f1dab25112a97f5374f940fc207251bf840e77e18899244f4ca43184807a1e
SSDEEP

12288:UsA1mIRjZp9IyTFCMXSWEOIsgsg+8nS+K7u4k6uNZQVuFO/6Qw7x5lZYBVVhjg:UsnIPp9IyTFC00OIswnS+6u4ktbvrqTs

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
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{59D0E5F0-8B9A-11D5-EBA1-F78EEEEEE983}	4d5f1fc945445c241a22cdb02f869c54_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{59D0E5F0-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msprk32.exe"	4d5f1fc945445c241a22cdb02f869c54_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\" %*"	4d5f1fc945445c241a22cdb02f869c54_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"	4d5f1fc945445c241a22cdb02f869c54_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	4d5f1fc945445c241a22cdb02f869c54_JaffaCakes118.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\vcl32.exe	4d5f1fc945445c241a22cdb02f869c54_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	4d5f1fc945445c241a22cdb02f869c54_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\msprk32.exe	4d5f1fc945445c241a22cdb02f869c54_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\msprk32.exe	4d5f1fc945445c241a22cdb02f869c54_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\concp32.exe	4d5f1fc945445c241a22cdb02f869c54_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	4d5f1fc945445c241a22cdb02f869c54_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
396	3116	WerFault.exe	82

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{59D0E5F0-8B9A-11D5-EBA1-F78EEEEEE983}	4d5f1fc945445c241a22cdb02f869c54_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{59D0E5F0-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	4d5f1fc945445c241a22cdb02f869c54_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{59D0E5F0-8B9A-11D5-EBA1-F78EEEEEE983}\sm = ebb5525fa3bcf9422c8ff945977d6af9	4d5f1fc945445c241a22cdb02f869c54_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{59D0E5F0-8B9A-11D5-EBA1-F78EEEEEE983}\ax = 93a4279349dbb1c1123455be91ff1dca	4d5f1fc945445c241a22cdb02f869c54_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	4d5f1fc945445c241a22cdb02f869c54_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3116	4d5f1fc945445c241a22cdb02f869c54_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\4d5f1fc945445c241a22cdb02f869c54_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4d5f1fc945445c241a22cdb02f869c54_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:3116
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3116 -s 776
  2⤵
  - Program crash
  PID:396

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 3116 -ip 3116
1⤵
PID:1252

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
734KB

MD5
67be60fada02e6ab313d88498688791c

SHA1
891b6c754be267ef9d857375ac0c2ec76d0752f6

SHA256
28d70aa9ca84b161fd277e35e474ec4795a68799b6002141a0636210a8666d98

SHA512
7db1a014c1ae46ccd42fbd61940032ca9b5114594623b046f193f9bf9116d25bd8180784a9493da92491e27c509f21e466a2f5c37780f2f5da49050b66995e5c

Download Submit
memory/3116-0-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/3116-7-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads