421f41bd2a70a53f579c1ea10f8a5b1e47d5e44ac16dc8e00c2bdfdf2a751960

Analysis

max time kernel
148s
max time network
147s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
10/08/2024, 04:27

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General

Target

84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe
Size

1.2MB
MD5

84cc6e17d46a2359ee05f82a635d9b57
SHA1

79bcbbe540668cad337f292c34c5605b20618017
SHA256

421f41bd2a70a53f579c1ea10f8a5b1e47d5e44ac16dc8e00c2bdfdf2a751960
SHA512

b16773c0b1c505770a9446c99e66167376a61f8de89043ac11aca19d9cd443ecb9338adfd4b9c2bbf77ce2b3cb5aeb8cdd305dc5ab6c04649945e97f671d4ee5
SSDEEP

24576:zqJuks0Gs+vrHEF1tTHd0drauOwnTVnAg9XVuzSUZcdh+nuLdQFYg1:zqIksackFKpFOwTJMzpa3++dQFY+

Score

8^/10

bootkit discovery evasion persistence trojan

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\{T5TBB77L-4678-0MKC-421Q-14416031DYU6}\StubPath = "C:\\Windows\\system32\\Cerberus\\server.exe Restart"	iexplore.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{T5TBB77L-4678-0MKC-421Q-14416031DYU6}	iexplore.exe

Checks BIOS information in registry 2 TTPs 1 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Wine	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 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\Cerberus = "C:\\Windows\\system32\\Cerberus\\server.exe"	iexplore.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe

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	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe

Drops file in System32 directory 7 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Cerberus\server.exe	iexplore.exe
File opened for modification	C:\Windows\SysWOW64\Cerberus\server.exe	iexplore.exe
File opened for modification	C:\Windows\SysWOW64\Cerberus\plugin.dat	iexplore.exe
File opened for modification	C:\Windows\SysWOW64\Cerberus\	iexplore.exe
File created	C:\Windows\SysWOW64\Cerberus\logs.dat	iexplore.exe
File opened for modification	C:\Windows\SysWOW64\Cerberus\logs.dat	iexplore.exe
File created	C:\Windows\SysWOW64\Cerberus\plugin.dat	iexplore.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	iexplore.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2760	iexplore.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe
Token: SeDebugPrivilege	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe
Token: SeDebugPrivilege	2760	iexplore.exe
Token: SeDebugPrivilege	2760	iexplore.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31
PID 1696 wrote to memory of 2760	1696	84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\84cc6e17d46a2359ee05f82a635d9b57_JaffaCakes118.exe"
1⤵
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Checks whether UAC is enabled
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1696
- C:\Program Files (x86)\Internet Explorer\iexplore.exe
  "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Adds Run key to start application
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  PID:2760

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Registry Run Keys / Startup Folder

T1547.001

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Pre-OS Boot

T1542

Bootkit

T1542.003

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1696-0-0x0000000000400000-0x0000000000670000-memory.dmp

Filesize
2.4MB

Download
memory/1696-1-0x0000000000401000-0x0000000000406000-memory.dmp

Filesize
20KB

Download
memory/1696-3-0x0000000010410000-0x00000000104CF000-memory.dmp

Filesize
764KB

Download
memory/1696-10-0x0000000000400000-0x0000000000670000-memory.dmp

Filesize
2.4MB

Download