90d473eb7ba024a5e712c0584ab7621738964c9e8692bb35afb765778e6ccc77

General

Target

ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe
Size

172KB
MD5

ecdefc92f41ae142320e34b8de3791a8
SHA1

d5e82c097e743d3973b6591a26e6d64c99755b91
SHA256

90d473eb7ba024a5e712c0584ab7621738964c9e8692bb35afb765778e6ccc77
SHA512

32aa29a76531a9f526c3d4998cf1e0cbf010e0034faac5105cbc4dff546e4cbcbe606120f85e82219563e30efc150a8469b585b1f473cd313f10eace20c045cf
SSDEEP

768:Xd4sEYFzTjEjDMqc4TXh+yI6FnalUtYTdBfsUFJlK/A3FRXGf:XRB5T4k4TE1KEUtYTdyUoAz2f

Score

10^/10

discovery evasion persistence

Malware Config

Signatures

Modifies firewall policy service 3 TTPs 2 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\R-8-38-4354-4125-8436\winvns.exe = "C:\\Users\\Admin\\R-8-38-4354-4125-8436\\winvns.exe:*:Enabled:Microsoft® Windows System"	ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
1772	winvns.exe
2712	winvns.exe

Loads dropped DLL 3 IoCs

pid	Process
3032	ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe
3032	ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe
1772	winvns.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\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft® Windows System = "C:\\Users\\Admin\\R-8-38-4354-4125-8436\\winvns.exe"	ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2004 set thread context of 3032	2004	ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe	31
PID 1772 set thread context of 2712	1772	winvns.exe	33

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winvns.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winvns.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2004	ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe
1772	winvns.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2004 wrote to memory of 3032	2004	ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe	31
PID 2004 wrote to memory of 3032	2004	ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe	31
PID 2004 wrote to memory of 3032	2004	ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe	31
PID 2004 wrote to memory of 3032	2004	ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe	31
PID 2004 wrote to memory of 3032	2004	ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe	31
PID 2004 wrote to memory of 3032	2004	ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe	31
PID 2004 wrote to memory of 3032	2004	ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe	31
PID 2004 wrote to memory of 3032	2004	ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe	31
PID 2004 wrote to memory of 3032	2004	ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe	31
PID 2004 wrote to memory of 3032	2004	ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe	31
PID 2004 wrote to memory of 3032	2004	ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe	31
PID 3032 wrote to memory of 1772	3032	ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe	32
PID 3032 wrote to memory of 1772	3032	ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe	32
PID 3032 wrote to memory of 1772	3032	ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe	32
PID 3032 wrote to memory of 1772	3032	ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe	32
PID 1772 wrote to memory of 2712	1772	winvns.exe	33
PID 1772 wrote to memory of 2712	1772	winvns.exe	33
PID 1772 wrote to memory of 2712	1772	winvns.exe	33
PID 1772 wrote to memory of 2712	1772	winvns.exe	33
PID 1772 wrote to memory of 2712	1772	winvns.exe	33
PID 1772 wrote to memory of 2712	1772	winvns.exe	33
PID 1772 wrote to memory of 2712	1772	winvns.exe	33
PID 1772 wrote to memory of 2712	1772	winvns.exe	33
PID 1772 wrote to memory of 2712	1772	winvns.exe	33
PID 1772 wrote to memory of 2712	1772	winvns.exe	33
PID 1772 wrote to memory of 2712	1772	winvns.exe	33

C:\Users\Admin\AppData\Local\Temp\ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2004
- C:\Users\Admin\AppData\Local\Temp\ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\ecdefc92f41ae142320e34b8de3791a8_JaffaCakes118.exe"
  2⤵
  - Modifies firewall policy service
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3032
- - C:\Users\Admin\R-8-38-4354-4125-8436\winvns.exe
    "C:\Users\Admin\R-8-38-4354-4125-8436\winvns.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1772
  - - C:\Users\Admin\R-8-38-4354-4125-8436\winvns.exe
      "C:\Users\Admin\R-8-38-4354-4125-8436\winvns.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2712

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

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

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

System Information Discovery

1

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

C:\Users\Admin\R-8-38-4354-4125-8436\winvns.exe

Filesize
172KB

MD5
ecdefc92f41ae142320e34b8de3791a8

SHA1
d5e82c097e743d3973b6591a26e6d64c99755b91

SHA256
90d473eb7ba024a5e712c0584ab7621738964c9e8692bb35afb765778e6ccc77

SHA512
32aa29a76531a9f526c3d4998cf1e0cbf010e0034faac5105cbc4dff546e4cbcbe606120f85e82219563e30efc150a8469b585b1f473cd313f10eace20c045cf

Download Submit
memory/1772-25-0x00000000003C0000-0x00000000003EB000-memory.dmp

Filesize
172KB

Download
memory/1772-29-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2004-5-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2004-0-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2712-32-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2712-44-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2712-40-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2712-36-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3032-7-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3032-17-0x00000000031A0000-0x00000000031CB000-memory.dmp

Filesize
172KB

Download
memory/3032-6-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3032-3-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads