a787061e795249b259e8d4a6f6370c47de9e6f25876ce0e099afb97df31592f9

General

Target

b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
Size

104KB
MD5

b07fc44d21b670c691d3eeb17070122a
SHA1

24b9ceb2eb9539f49372fd1046faa8bc265cef89
SHA256

a787061e795249b259e8d4a6f6370c47de9e6f25876ce0e099afb97df31592f9
SHA512

641327f60d84389b262f84db2489a6f5bdd889a1a0b2d9e807bde23c2e54a04fabe153bfaac45f2bbf6ba86ee34e8dcdebdff65a607256418ba24684f5b341f9
SSDEEP

1536:d6+lVf84TQ7qKCuSwgOARJnH9exBR+JGw6F6Izbfl1XrC6idGkf+1L++hh:o+7Q7qcSV5JyBbw6Pz7jgdQ++n

Score

9^/10

evasion persistence

Malware Config

Signatures

Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe

Checks BIOS information in registry 2 TTPs 2 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	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b07fc44d21b670c691d3eeb17070122a_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\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Windows\CurrentVersion\Run\zizinfvvgt27 = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781862338-1963721961\\zizdc1f3v27.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\zizinfvvgt27 = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781862338-1963721961\\zizdc1f3v27.exe"	explorer.exe

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3016	explorer.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2432 wrote to memory of 3016	2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe	28
PID 2432 wrote to memory of 3016	2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe	28
PID 2432 wrote to memory of 3016	2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe	28
PID 2432 wrote to memory of 3016	2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe	28
PID 2432 wrote to memory of 3016	2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe	28
PID 2432 wrote to memory of 3016	2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe	28
PID 2432 wrote to memory of 3016	2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe	28
PID 2432 wrote to memory of 3016	2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe	28
PID 2432 wrote to memory of 3016	2432	b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b07fc44d21b670c691d3eeb17070122a_JaffaCakes118.exe"
1⤵
- Looks for VirtualBox Guest Additions in registry
- Checks BIOS information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2432
- C:\Windows\SysWOW64\explorer.exe
  "C:\Windows\SysWOW64\explorer.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: RenamesItself
  PID:3016

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

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

1

T1082

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2432-0-0x0000000000250000-0x0000000000258000-memory.dmp

Filesize
32KB

Download
memory/2432-1-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2432-2-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2432-7-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3016-3-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/3016-4-0x0000000000090000-0x0000000000096000-memory.dmp

Filesize
24KB

Download
memory/3016-5-0x00000000000A0000-0x00000000000A3000-memory.dmp

Filesize
12KB

Download
memory/3016-8-0x0000000000090000-0x0000000000096000-memory.dmp

Filesize
24KB

Download
memory/3016-9-0x00000000001E0000-0x0000000000461000-memory.dmp

Filesize
2.5MB

Download
memory/3016-10-0x00000000001E0000-0x0000000000461000-memory.dmp

Filesize
2.5MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads