141510d777d20a05f0f94c011ffadc43c1220000b733baa682f6c950108eb8a9

General

Target

6f87cb382407d68a46aab6b603ecc78e_JaffaCakes118.exe
Size

11.4MB
MD5

6f87cb382407d68a46aab6b603ecc78e
SHA1

71538d4362a8f290f99c929aeda838cfa1cc4581
SHA256

141510d777d20a05f0f94c011ffadc43c1220000b733baa682f6c950108eb8a9
SHA512

3b5ade1cfe2d43576f011fc87597e8a697d150981536a3c49213ab83615e3b9fc6b80ac63a3639d0815b65af7fae8b49974c7b1917b8a4b1874967676a2f7978
SSDEEP

49152:QWpHv/6RX01s3Fl6kr3N86bxLqsF0xatEw8zQPMk9JIT3nEWCpbqTnNKqUvOQs7l:

Score

7^/10

discovery persistence

Malware Config

Signatures

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

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\USER\S-1-5-21-2990742725-2267136959-192470804-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows = "C:\\Users\\Admin\\AppData\\Local\\Temp\\windows.exe"	6f87cb382407d68a46aab6b603ecc78e_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4236 set thread context of 1904	4236	6f87cb382407d68a46aab6b603ecc78e_JaffaCakes118.exe	89

System Location Discovery: System Language Discovery 1 TTPs 3 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	6f87cb382407d68a46aab6b603ecc78e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dw20.exe

Checks processor information in registry 2 TTPs 3 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeRestorePrivilege	2832	dw20.exe
Token: SeBackupPrivilege	2832	dw20.exe
Token: SeBackupPrivilege	2832	dw20.exe
Token: SeBackupPrivilege	2832	dw20.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4236 wrote to memory of 1904	4236	6f87cb382407d68a46aab6b603ecc78e_JaffaCakes118.exe	89
PID 4236 wrote to memory of 1904	4236	6f87cb382407d68a46aab6b603ecc78e_JaffaCakes118.exe	89
PID 4236 wrote to memory of 1904	4236	6f87cb382407d68a46aab6b603ecc78e_JaffaCakes118.exe	89
PID 4236 wrote to memory of 1904	4236	6f87cb382407d68a46aab6b603ecc78e_JaffaCakes118.exe	89
PID 4236 wrote to memory of 1904	4236	6f87cb382407d68a46aab6b603ecc78e_JaffaCakes118.exe	89
PID 4236 wrote to memory of 1904	4236	6f87cb382407d68a46aab6b603ecc78e_JaffaCakes118.exe	89
PID 4236 wrote to memory of 1904	4236	6f87cb382407d68a46aab6b603ecc78e_JaffaCakes118.exe	89
PID 4236 wrote to memory of 1904	4236	6f87cb382407d68a46aab6b603ecc78e_JaffaCakes118.exe	89
PID 4236 wrote to memory of 1904	4236	6f87cb382407d68a46aab6b603ecc78e_JaffaCakes118.exe	89
PID 1904 wrote to memory of 2832	1904	vbc.exe	90
PID 1904 wrote to memory of 2832	1904	vbc.exe	90
PID 1904 wrote to memory of 2832	1904	vbc.exe	90

C:\Users\Admin\AppData\Local\Temp\6f87cb382407d68a46aab6b603ecc78e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6f87cb382407d68a46aab6b603ecc78e_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4236
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1904
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
    dw20.exe -x -s 752
    3⤵
    - System Location Discovery: System Language Discovery
    - Checks processor information in registry
    - Enumerates system info in registry
    - Suspicious use of AdjustPrivilegeToken
    PID:2832

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

1

T1064

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

Scripting

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1904-3-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1904-6-0x00000000751E0000-0x0000000075791000-memory.dmp

Filesize
5.7MB

Download
memory/1904-14-0x0000000000410000-0x00000000004D9000-memory.dmp

Filesize
804KB

Download
memory/1904-15-0x00000000751E0000-0x0000000075791000-memory.dmp

Filesize
5.7MB

Download
memory/4236-0-0x00000000751E2000-0x00000000751E3000-memory.dmp

Filesize
4KB

Download
memory/4236-1-0x00000000751E0000-0x0000000075791000-memory.dmp

Filesize
5.7MB

Download
memory/4236-2-0x00000000751E0000-0x0000000075791000-memory.dmp

Filesize
5.7MB

Download
memory/4236-7-0x00000000751E0000-0x0000000075791000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads