fab66cf9fc61dc2ffefaa459fe6b8dafdddf1df97e8163d2c6d7cd7e150458af

General

Target

cfced6122299fa02d99b39e18f78b95a_JaffaCakes118.exe
Size

138KB
MD5

cfced6122299fa02d99b39e18f78b95a
SHA1

a7ea0dc390414050f54e058727b9a658e2c484b0
SHA256

fab66cf9fc61dc2ffefaa459fe6b8dafdddf1df97e8163d2c6d7cd7e150458af
SHA512

d1d247a3f54f7405a40b15e887721f6396d1fee67c3831d109516a1f46fe6a974d54248ba8d0662579116faabc63965fe7be1a92a825f3700bb54433fb9d51dc
SSDEEP

3072:1avMtMjF1EiROEbD7StLcP7pzsXla5i8Q0ysUKe:1S+kwEzSB07pz/5iP0zUKe

Score

8^/10

discovery evasion persistence privilege_escalation

Malware Config

Signatures

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2104	netsh.exe

Drops startup file 4 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\tanov.exe	cfced6122299fa02d99b39e18f78b95a_JaffaCakes118.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\tanov.exe	cfced6122299fa02d99b39e18f78b95a_JaffaCakes118.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\tanov.exe	umwwjm.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\tanov.exe	umwwjm.exe

Executes dropped EXE 2 IoCs

pid	Process
2952	umwwjm.exe
1808	umwwjm.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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\vylfbdtb = "C:\\Users\\Admin\\AppData\\Local\\umwwjm.exe"	cfced6122299fa02d99b39e18f78b95a_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vylfbdtb = "C:\\Users\\Admin\\AppData\\Local\\umwwjm.exe"	cfced6122299fa02d99b39e18f78b95a_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\vylfbdtb = "C:\\Users\\Admin\\AppData\\Local\\umwwjm.exe"	umwwjm.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vylfbdtb = "C:\\Users\\Admin\\AppData\\Local\\umwwjm.exe"	umwwjm.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3680 set thread context of 1760	3680	cfced6122299fa02d99b39e18f78b95a_JaffaCakes118.exe	91
PID 2952 set thread context of 1808	2952	umwwjm.exe	97

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 5 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	cfced6122299fa02d99b39e18f78b95a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cfced6122299fa02d99b39e18f78b95a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	umwwjm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	umwwjm.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 3680 wrote to memory of 1760	3680	cfced6122299fa02d99b39e18f78b95a_JaffaCakes118.exe	91
PID 3680 wrote to memory of 1760	3680	cfced6122299fa02d99b39e18f78b95a_JaffaCakes118.exe	91
PID 3680 wrote to memory of 1760	3680	cfced6122299fa02d99b39e18f78b95a_JaffaCakes118.exe	91
PID 3680 wrote to memory of 1760	3680	cfced6122299fa02d99b39e18f78b95a_JaffaCakes118.exe	91
PID 3680 wrote to memory of 1760	3680	cfced6122299fa02d99b39e18f78b95a_JaffaCakes118.exe	91
PID 3680 wrote to memory of 1760	3680	cfced6122299fa02d99b39e18f78b95a_JaffaCakes118.exe	91
PID 3680 wrote to memory of 1760	3680	cfced6122299fa02d99b39e18f78b95a_JaffaCakes118.exe	91
PID 1760 wrote to memory of 2104	1760	cfced6122299fa02d99b39e18f78b95a_JaffaCakes118.exe	92
PID 1760 wrote to memory of 2104	1760	cfced6122299fa02d99b39e18f78b95a_JaffaCakes118.exe	92
PID 1760 wrote to memory of 2104	1760	cfced6122299fa02d99b39e18f78b95a_JaffaCakes118.exe	92
PID 1760 wrote to memory of 2952	1760	cfced6122299fa02d99b39e18f78b95a_JaffaCakes118.exe	93
PID 1760 wrote to memory of 2952	1760	cfced6122299fa02d99b39e18f78b95a_JaffaCakes118.exe	93
PID 1760 wrote to memory of 2952	1760	cfced6122299fa02d99b39e18f78b95a_JaffaCakes118.exe	93
PID 2952 wrote to memory of 1808	2952	umwwjm.exe	97
PID 2952 wrote to memory of 1808	2952	umwwjm.exe	97
PID 2952 wrote to memory of 1808	2952	umwwjm.exe	97
PID 2952 wrote to memory of 1808	2952	umwwjm.exe	97
PID 2952 wrote to memory of 1808	2952	umwwjm.exe	97
PID 2952 wrote to memory of 1808	2952	umwwjm.exe	97
PID 2952 wrote to memory of 1808	2952	umwwjm.exe	97

C:\Users\Admin\AppData\Local\Temp\cfced6122299fa02d99b39e18f78b95a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cfced6122299fa02d99b39e18f78b95a_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3680
- C:\Users\Admin\AppData\Local\Temp\cfced6122299fa02d99b39e18f78b95a_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\cfced6122299fa02d99b39e18f78b95a_JaffaCakes118.exe
  2⤵
  - Drops startup file
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1760
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram 1.exe 1 ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2104
- - C:\Users\Admin\AppData\Local\umwwjm.exe
    "C:\Users\Admin\AppData\Local\umwwjm.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2952
  - - C:\Users\Admin\AppData\Local\umwwjm.exe
      C:\Users\Admin\AppData\Local\umwwjm.exe
      4⤵
      Drops startup file
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      PID:1808

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

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:\Users\Admin\AppData\Local\umwwjm.exe

Filesize
138KB

MD5
cfced6122299fa02d99b39e18f78b95a

SHA1
a7ea0dc390414050f54e058727b9a658e2c484b0

SHA256
fab66cf9fc61dc2ffefaa459fe6b8dafdddf1df97e8163d2c6d7cd7e150458af

SHA512
d1d247a3f54f7405a40b15e887721f6396d1fee67c3831d109516a1f46fe6a974d54248ba8d0662579116faabc63965fe7be1a92a825f3700bb54433fb9d51dc

Download Submit
memory/1760-22-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1760-33-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1760-23-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1760-19-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1808-58-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1808-65-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1808-72-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1808-71-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1808-70-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1808-69-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1808-68-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1808-67-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1808-66-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1808-64-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1808-63-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1808-60-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1808-61-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1808-62-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2952-52-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2952-54-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2952-55-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2952-42-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2952-43-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/3680-8-0x00000000001F0000-0x0000000000200000-memory.dmp

Filesize
64KB

Download
memory/3680-21-0x00000000001F0000-0x0000000000200000-memory.dmp

Filesize
64KB

Download
memory/3680-9-0x00000000001F0000-0x0000000000200000-memory.dmp

Filesize
64KB

Download
memory/3680-16-0x00000000001F0000-0x0000000000200000-memory.dmp

Filesize
64KB

Download
memory/3680-15-0x00000000001F0000-0x0000000000200000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads