747b1fa2d2f6b786660d77ae7d2795c260d904fd83b575404a4dfe9866e53324

General

Target

d20cc50fa87f5f601ca82437ee8926c8_JaffaCakes118.exe
Size

697KB
MD5

d20cc50fa87f5f601ca82437ee8926c8
SHA1

065d6e37f6cdf7014fa57bc9fa080625558a0dcd
SHA256

747b1fa2d2f6b786660d77ae7d2795c260d904fd83b575404a4dfe9866e53324
SHA512

bdade4ad18ccaf1b6526ed66a7cc228d9c5b83021059086eb218b65f8407cc2ac5d388e56fed28a3819e639f516836a5ca87b15280447a4151af4dfadbca58dc
SSDEEP

12288:UsA1mIRjZp9IyTFCMXSWEOIsgsg+8nS+KXVG8fXFGkvv4uvB1o0KufFiPu:UsnIPp9IyTFC00OIswnS+uw2XFGk4EBh

Score

8^/10

discovery 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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{652114D8-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msrxe32.exe"	d20cc50fa87f5f601ca82437ee8926c8_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{652114D8-8B9A-11D5-EBA1-F78EEEEEE983}	d20cc50fa87f5f601ca82437ee8926c8_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\" %*"	d20cc50fa87f5f601ca82437ee8926c8_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"	d20cc50fa87f5f601ca82437ee8926c8_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	d20cc50fa87f5f601ca82437ee8926c8_JaffaCakes118.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\concp32.exe	d20cc50fa87f5f601ca82437ee8926c8_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\vcl32.exe	d20cc50fa87f5f601ca82437ee8926c8_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	d20cc50fa87f5f601ca82437ee8926c8_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\msrxe32.exe	d20cc50fa87f5f601ca82437ee8926c8_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\msrxe32.exe	d20cc50fa87f5f601ca82437ee8926c8_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\concp32.exe	d20cc50fa87f5f601ca82437ee8926c8_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3436	1940	WerFault.exe	82

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d20cc50fa87f5f601ca82437ee8926c8_JaffaCakes118.exe

Modifies registry class 5 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	d20cc50fa87f5f601ca82437ee8926c8_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{652114D8-8B9A-11D5-EBA1-F78EEEEEE983}	d20cc50fa87f5f601ca82437ee8926c8_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{652114D8-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	d20cc50fa87f5f601ca82437ee8926c8_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{652114D8-8B9A-11D5-EBA1-F78EEEEEE983}\sm = ebb5525fa3bcf9422c8ff945977d6af9	d20cc50fa87f5f601ca82437ee8926c8_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{652114D8-8B9A-11D5-EBA1-F78EEEEEE983}\ax = 70d6f3026ae4d47ca9698e7c3db29e5a	d20cc50fa87f5f601ca82437ee8926c8_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1940	d20cc50fa87f5f601ca82437ee8926c8_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\d20cc50fa87f5f601ca82437ee8926c8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d20cc50fa87f5f601ca82437ee8926c8_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
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
PID:1940
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1940 -s 736
  2⤵
  - Program crash
  PID:3436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1940 -ip 1940
1⤵
PID:3916

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\concp32.exe

Filesize
707KB

MD5
acb91529718df6ac1b4487225c75fa49

SHA1
4d60fa0932134cfbcf93725f71cf32275dc63f2e

SHA256
42686f4d740f0c302380c19de0dc6e39b9e67cbe6fb231da30bbc1d607e68c6e

SHA512
85368b0c57d2aaf63ee31807cb2bae7743de9a451de468eda0294bfb280111c1ffaa0af22dea8eb97979cc8155267dc698edb1d20ad3c0d53d783e53f48f270c

Download Submit
memory/1940-0-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1940-7-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads