1b0f0d106c3d4b0a3b05c4cb41f9966b5bb5122fd06b3e4ef0b31547f8e17209

General

Target

2a7ce456c89135b618e6ed1676fb3343_JaffaCakes118.exe
Size

627KB
MD5

2a7ce456c89135b618e6ed1676fb3343
SHA1

f41fd8a1a8621da9f1e5e06f44500b9954312931
SHA256

1b0f0d106c3d4b0a3b05c4cb41f9966b5bb5122fd06b3e4ef0b31547f8e17209
SHA512

ae3ccdde0f83a4f2706c98d85b9d474364ff536c00b81ebada307579848c50bae248e6fe3e0a0194a4030530c0c8555362982647fabc6ffea79970eff525bbbb
SSDEEP

12288:UsAqMGHGSX1388BxGVI43GVpinJMcODu5OcQ9F9zKnXDX24mrfaqg+NH:UsBbW1SaR7QIXDm4mrfagx

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\{9E8FCDDA-8B9A-11D5-EBA1-F78EEEEEE983}	2a7ce456c89135b618e6ed1676fb3343_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{9E8FCDDA-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "mssyb32.exe"	2a7ce456c89135b618e6ed1676fb3343_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\" %*"	2a7ce456c89135b618e6ed1676fb3343_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"	2a7ce456c89135b618e6ed1676fb3343_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3642458265-1901903390-453309326-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	2a7ce456c89135b618e6ed1676fb3343_JaffaCakes118.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\mssyb32.exe	2a7ce456c89135b618e6ed1676fb3343_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\mssyb32.exe	2a7ce456c89135b618e6ed1676fb3343_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\concp32.exe	2a7ce456c89135b618e6ed1676fb3343_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	2a7ce456c89135b618e6ed1676fb3343_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\vcl32.exe	2a7ce456c89135b618e6ed1676fb3343_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	2a7ce456c89135b618e6ed1676fb3343_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3888	1032	WerFault.exe	82

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9E8FCDDA-8B9A-11D5-EBA1-F78EEEEEE983}	2a7ce456c89135b618e6ed1676fb3343_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9E8FCDDA-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	2a7ce456c89135b618e6ed1676fb3343_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9E8FCDDA-8B9A-11D5-EBA1-F78EEEEEE983}\sm = 01b8ec350471bd332433eee476ebe1f3	2a7ce456c89135b618e6ed1676fb3343_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9E8FCDDA-8B9A-11D5-EBA1-F78EEEEEE983}\ax = 91eec09ce5662f895f203e02c55d206d	2a7ce456c89135b618e6ed1676fb3343_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	2a7ce456c89135b618e6ed1676fb3343_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1032	2a7ce456c89135b618e6ed1676fb3343_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\2a7ce456c89135b618e6ed1676fb3343_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2a7ce456c89135b618e6ed1676fb3343_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:1032
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1032 -s 708
  2⤵
  - Program crash
  PID:3888

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 1032 -ip 1032
1⤵
PID:2600

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\SysWOW64\concp32.exe

Filesize
629KB

MD5
9ad144e956220a057a085088c65bdd7a

SHA1
aad6054f64b8f29243f52c1d106826bd666be108

SHA256
0f21a9e5b3bffb5687ae5c4a99b32b4e892000bdd8357ca490a0c66b8b818323

SHA512
656050101a31936df33da18823a63e6e58a374870d3c7ea48d921974f342c9df406219496ee08dc39f260c5b213404c8c39c7a6ea584ba0d960ad4f576733d65

Download Submit
memory/1032-0-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1032-7-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads