511132cac2b56f90b8e600eb1a71bcd0efcaafb7810257fb4d393f4be58b2f5e

General

Target

ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe
Size

424KB
MD5

ee1688de2b64a3936f74f74abb3563d6
SHA1

897e17d5772f02051789e451a71a906f028fd67e
SHA256

511132cac2b56f90b8e600eb1a71bcd0efcaafb7810257fb4d393f4be58b2f5e
SHA512

700abbc123369d65c8a3c42bc6cd5e7563e5341032fb783d2793cc64fddaf9135bed497eb571919115f710f6eeb60a0a60308f6cad6154daea0517e90dd98414
SSDEEP

12288:QEJjzjvAIEoRaUQZZoNGI/TW2woGi8wxXyoS:QIbAIEzUNG4bwoj8wx

Score

10^/10

bootkit discovery evasion execution persistence spyware stealer upx

Malware Config

Signatures

Disables service(s) 3 TTPs
evasion execution

Windows Service
T1543.003

Service Stop
T1489

Service Execution
T1569.002
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2128-0-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/2128-4-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/2128-5-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/2128-6-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/2128-7-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/2128-8-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/2128-9-0x0000000000400000-0x0000000000543000-memory.dmp	upx

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
4120	sc.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	ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
2128	ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe
2128	ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe
2128	ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe
2128	ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe
2128	ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe
2128	ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe
2128	ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe
2128	ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe
2128	ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe
2128	ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe
2128	ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe
2128	ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe
2128	ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe
2128	ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2128	ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe
2128	ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2128	ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe
2128	ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2128 wrote to memory of 1648	2128	ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe	82
PID 2128 wrote to memory of 1648	2128	ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe	82
PID 2128 wrote to memory of 1648	2128	ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe	82
PID 1648 wrote to memory of 4496	1648	cmd.exe	84
PID 1648 wrote to memory of 4496	1648	cmd.exe	84
PID 1648 wrote to memory of 4496	1648	cmd.exe	84
PID 4496 wrote to memory of 432	4496	net.exe	85
PID 4496 wrote to memory of 432	4496	net.exe	85
PID 4496 wrote to memory of 432	4496	net.exe	85
PID 1648 wrote to memory of 4120	1648	cmd.exe	86
PID 1648 wrote to memory of 4120	1648	cmd.exe	86
PID 1648 wrote to memory of 4120	1648	cmd.exe	86

C:\Users\Admin\AppData\Local\Temp\ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe"
1⤵
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe.BD5Ud\dis.bat
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1648
- - C:\Windows\SysWOW64\net.exe
    net stop "PolicyAgent"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4496
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop "PolicyAgent"
      4⤵
      System Location Discovery: System Language Discovery
      PID:432
- - C:\Windows\SysWOW64\sc.exe
    sc config PolicyAgent start= disabled
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:4120

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

System Services

1

T1569

Service Execution

1

T1569.002

Persistence

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Service Stop

1

T1489

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Downloads

C:\Users\Admin\AppData\Local\Temp\ee1688de2b64a3936f74f74abb3563d6_JaffaCakes118.exe.BD5Ud\dis.bat

Filesize
63B

MD5
070f1025dc93f20d1b28896c8ab01ff3

SHA1
3a646f02dbf445ea75f331d1128e711ea2463d64

SHA256
e6374bfc2301536dc06ce5e26b299fad2c630cde8a47548cd31edd86deed38b3

SHA512
c5017b2ad1b76b55ad49c41ea06decf71b5ee00934c583d919c489e6d4da506174dd7be62b36af6c3b77c6ae0fd6825fe3fbe86e881ef47bc1749e2c86c6edef

Download Submit
memory/2128-0-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2128-4-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2128-5-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2128-6-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2128-7-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2128-8-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2128-9-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads