ae12cfbdf3e881568ea3eb20c73eb591444025790130bae15da3493118d0c7a7

General

Target

3c948a7071647b71d717e58ea4e9edd3_JaffaCakes118.exe
Size

683KB
MD5

3c948a7071647b71d717e58ea4e9edd3
SHA1

0a78c16486a05ce4de96e8f68af91d9697917c03
SHA256

ae12cfbdf3e881568ea3eb20c73eb591444025790130bae15da3493118d0c7a7
SHA512

8ce4a4cfbd08597fc5593f7547b712798164f76f48c3a8e773c5392d2c7644b0d9dca88940f0014004cf28de0d98661d833f7bcad5b0fa7d90122a205477e157
SSDEEP

12288:UsA1mIRjZp9IyTFCMXSWEOIsgsg+8nS+K7u4xkCEPk9VPIM2ilbByvSXB+5Z+:UsnIPp9IyTFC00OIswnS+6u4xtyk9VPZ

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\{CFAF13A2-8B9A-11D5-EBA1-F78EEEEEE983}	3c948a7071647b71d717e58ea4e9edd3_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{CFAF13A2-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msajm32.exe"	3c948a7071647b71d717e58ea4e9edd3_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\" %*"	3c948a7071647b71d717e58ea4e9edd3_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"	3c948a7071647b71d717e58ea4e9edd3_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	3c948a7071647b71d717e58ea4e9edd3_JaffaCakes118.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\concp32.exe	3c948a7071647b71d717e58ea4e9edd3_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	3c948a7071647b71d717e58ea4e9edd3_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\vcl32.exe	3c948a7071647b71d717e58ea4e9edd3_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	3c948a7071647b71d717e58ea4e9edd3_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\msajm32.exe	3c948a7071647b71d717e58ea4e9edd3_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\msajm32.exe	3c948a7071647b71d717e58ea4e9edd3_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3700	876	WerFault.exe	82

Modifies registry class 5 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CFAF13A2-8B9A-11D5-EBA1-F78EEEEEE983}\ax = ce9d93a0b080885d257296ad53e3d3d6	3c948a7071647b71d717e58ea4e9edd3_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	3c948a7071647b71d717e58ea4e9edd3_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CFAF13A2-8B9A-11D5-EBA1-F78EEEEEE983}	3c948a7071647b71d717e58ea4e9edd3_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CFAF13A2-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	3c948a7071647b71d717e58ea4e9edd3_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CFAF13A2-8B9A-11D5-EBA1-F78EEEEEE983}\sm = 01b8ec350471bd332433eee476ebe1f3	3c948a7071647b71d717e58ea4e9edd3_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
876	3c948a7071647b71d717e58ea4e9edd3_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\3c948a7071647b71d717e58ea4e9edd3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3c948a7071647b71d717e58ea4e9edd3_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:876
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 876 -s 764
  2⤵
  - Program crash
  PID:3700

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 876 -ip 876
1⤵
PID:3996

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
692KB

MD5
ef4fde000a11acb7d2834ee01b688a33

SHA1
82df015a94c5ee5e76dddf13cf8490b72bc01cc4

SHA256
1ce0e07c4dc26270c31819ae1ecf91c31ecaa61f1a85d5d22673c75e4bf14755

SHA512
56d979b0cf68a9593c6d5655a070f148ac5e0a6592fd5a8675de539851b27c03829e4ec22d21620a8ffaf832f53e0e59bb3f69fd83f28d18377657aa3a5e8172

Download Submit
memory/876-0-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/876-7-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads