25d1340f77c0b5ae79a536a8a755be2580a2a3361b89486de58135068ac65673

General

Target

1815d1bc35b63a7dcc06533bdf5ed30f_JaffaCakes118.exe
Size

382KB
MD5

1815d1bc35b63a7dcc06533bdf5ed30f
SHA1

f1642bf489527561851d919f3a7423ab3cc84170
SHA256

25d1340f77c0b5ae79a536a8a755be2580a2a3361b89486de58135068ac65673
SHA512

d3605fa53bef00dfc0802089625ed70ffc81c6b30207c9f5886cabe6c01321896cd92e755b1bc4129d932f8cb2898c11dd7fa3d4f8c49f2b0cc0892efaa36c4a
SSDEEP

6144:NtKe6YiDdv3m3mgKHIl7bNIKTQ/ary2LrjSbFhR/GCdnAdJDSnugCLUzp:NtKe6Zv23YdL/W5L/SZhRZdALZ4V

Score

8^/10

persistence

Malware Config

Signatures

Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 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\{F987BCCF-8B9A-11D5-EBA1-F78EEEEEE983}	1815d1bc35b63a7dcc06533bdf5ed30f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{F987BCCF-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "mspdb32.exe"	1815d1bc35b63a7dcc06533bdf5ed30f_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{F987BCCF-8B9A-11D5-EBA1-F78EEEEEE983}	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{F987BCCF-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "mspdb32.exe"	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2920	svchost.exe

Modifies system executable filetype association 2 TTPs 2 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\" %*"	1815d1bc35b63a7dcc06533bdf5ed30f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	svchost.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	1815d1bc35b63a7dcc06533bdf5ed30f_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	1815d1bc35b63a7dcc06533bdf5ed30f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	svchost.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\mspdb32.exe	1815d1bc35b63a7dcc06533bdf5ed30f_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\concp32.exe	1815d1bc35b63a7dcc06533bdf5ed30f_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	1815d1bc35b63a7dcc06533bdf5ed30f_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\vcl32.exe	1815d1bc35b63a7dcc06533bdf5ed30f_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	1815d1bc35b63a7dcc06533bdf5ed30f_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\mspdb32.exe	1815d1bc35b63a7dcc06533bdf5ed30f_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\svchost.exe	1815d1bc35b63a7dcc06533bdf5ed30f_JaffaCakes118.exe
File opened for modification	C:\Windows\svchost.exe	1815d1bc35b63a7dcc06533bdf5ed30f_JaffaCakes118.exe

Modifies registry class 12 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F987BCCF-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	1815d1bc35b63a7dcc06533bdf5ed30f_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F987BCCF-8B9A-11D5-EBA1-F78EEEEEE983}\sm = ebb5525fa3bcf9422c8ff945977d6af9	1815d1bc35b63a7dcc06533bdf5ed30f_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F987BCCF-8B9A-11D5-EBA1-F78EEEEEE983}\u0 = 658663d26f8bad325217a06063847056939f558d910ed252e05dd0113550f7fc0f4da82ff73a0681ba604c2d4f23269f	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F987BCCF-8B9A-11D5-EBA1-F78EEEEEE983}\u1 = 551d2e0658054ba756fd3798fea5ffca42865cb762a31639dabd7f2cca44e226	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F987BCCF-8B9A-11D5-EBA1-F78EEEEEE983}\v = "165"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F987BCCF-8B9A-11D5-EBA1-F78EEEEEE983}	1815d1bc35b63a7dcc06533bdf5ed30f_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F987BCCF-8B9A-11D5-EBA1-F78EEEEEE983}\ax = c259eae2faa5841f47804d3f70831a97	1815d1bc35b63a7dcc06533bdf5ed30f_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	1815d1bc35b63a7dcc06533bdf5ed30f_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F987BCCF-8B9A-11D5-EBA1-F78EEEEEE983}	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F987BCCF-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F987BCCF-8B9A-11D5-EBA1-F78EEEEEE983}\u2 = a54a6b702f92fdf2acd57599e2ae1608015dff41aa020117fc9bd8e2dcf4340f3fa61eb55d6f28597df90602703809d4	svchost.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2080	1815d1bc35b63a7dcc06533bdf5ed30f_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2080 wrote to memory of 2920	2080	1815d1bc35b63a7dcc06533bdf5ed30f_JaffaCakes118.exe	28
PID 2080 wrote to memory of 2920	2080	1815d1bc35b63a7dcc06533bdf5ed30f_JaffaCakes118.exe	28
PID 2080 wrote to memory of 2920	2080	1815d1bc35b63a7dcc06533bdf5ed30f_JaffaCakes118.exe	28
PID 2080 wrote to memory of 2920	2080	1815d1bc35b63a7dcc06533bdf5ed30f_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\1815d1bc35b63a7dcc06533bdf5ed30f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1815d1bc35b63a7dcc06533bdf5ed30f_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
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2080
- C:\Windows\svchost.exe
  C:\Windows\svchost.exe
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Executes dropped EXE
  - Modifies system executable filetype association
  - Adds Run key to start application
  - Modifies registry class
  PID:2920

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

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Downloads

C:\Windows\SysWOW64\concp32.exe

Filesize
386KB

MD5
cff7116409e15b5bfac9da3a90d8e821

SHA1
cb6085be72a55a052581acee6244aeed8be79dba

SHA256
e41ddba6f3153da3ecdd614603fc2302cc72daafeb6d4bcd2cd0e467e1d72ac4

SHA512
68d8a03ad37073448f3210c5d95bfac4fd51f9469605e2450f0d173294b617a36b46ddcad751d40dd29b22083ceed69d838cccc6cff79841966e069c9589def4

Download Submit
C:\Windows\svchost.exe

Filesize
387KB

MD5
7ff3506375b46e6034512669e51efe63

SHA1
7bd4d5b45c528052a3f706c53ef88d7260726f60

SHA256
39c508f532b66a17e088c36d6ef58979d1433e936e273282377f78f3cbd804b5

SHA512
9eff6b3a61da45f378bb8393accf7c51cfccd8cfdd203ace57d1bf497eeb737b668746233280a666f2706d6aa15eac5a496157189e341c5fb450d0460f00eb4f

Download Submit
memory/2080-0-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2080-14-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2920-15-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads