3dee12105d715e0ec253963dadb3d2aac305339251e9cf657a368aab0da7fefe

General

Target

888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe
Size

44KB
MD5

888722b4cfdc0dd5bad101de637267ea
SHA1

620036090058208196dfdef0aa225c857448b53f
SHA256

3dee12105d715e0ec253963dadb3d2aac305339251e9cf657a368aab0da7fefe
SHA512

6a2f92bb28517ec0208244d4a038859f786ca550fd2a1b4acb38b4b6cafddfe48894b38d3bd3d4e36401f72e33ca1cd488027c47005d800bf3d38d53b209015d
SSDEEP

768:9zPeMxFdGZxXeMUOfEb1qeXq/M07W+TjLAEuEHzyn0mwng3iBSftu2UHFDlQypb8:97dFoewK1fa/Mi7TjU2Hzy+nEiBSftuc

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	888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Public\N-7695-6489-5842\winvrsn.exe = "C:\\Users\\Public\\N-7695-6489-5842\\winvrsn.exe:*:Enabled:WinSysCntrl"	888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2800	winvrsn.exe

Loads dropped DLL 3 IoCs

pid	Process
2404	888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe
2552	888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe
2552	888722b4cfdc0dd5bad101de637267ea_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\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Windows\CurrentVersion\Run\WinSysCntrl = "C:\\Users\\Public\\N-7695-6489-5842\\winvrsn.exe"	888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2404 set thread context of 2552	2404	888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe	30

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 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	888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winvrsn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2404	888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe
2800	winvrsn.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2404 wrote to memory of 2552	2404	888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe	30
PID 2404 wrote to memory of 2552	2404	888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe	30
PID 2404 wrote to memory of 2552	2404	888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe	30
PID 2404 wrote to memory of 2552	2404	888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe	30
PID 2404 wrote to memory of 2552	2404	888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe	30
PID 2404 wrote to memory of 2552	2404	888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe	30
PID 2404 wrote to memory of 2552	2404	888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe	30
PID 2404 wrote to memory of 2552	2404	888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe	30
PID 2404 wrote to memory of 2552	2404	888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe	30
PID 2552 wrote to memory of 2800	2552	888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe	31
PID 2552 wrote to memory of 2800	2552	888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe	31
PID 2552 wrote to memory of 2800	2552	888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe	31
PID 2552 wrote to memory of 2800	2552	888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2404
- C:\Users\Admin\AppData\Local\Temp\888722b4cfdc0dd5bad101de637267ea_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\888722b4cfdc0dd5bad101de637267ea_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:2552
- - C:\Users\Public\N-7695-6489-5842\winvrsn.exe
    "C:\Users\Public\N-7695-6489-5842\winvrsn.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:2800

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

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\Nj6HM70JD0.log

Filesize
10KB

MD5
8c35f2cce4bbc1433b394b03d63b049f

SHA1
5ffb62edcaa630d2cc9d3c186a9e37e23921e8fa

SHA256
3b91b98de32c74292d0109ca538a46a7d7093f8d88076a686fcecd93f3f124d0

SHA512
ad6bc2331101bffa26676540afbeec4bb803e2ebb11af76ccf43b940d62fe4c9317179e51d57c64bd56ba21be9f8512d3b98092766c522f7e4a0ca091feb0315

Download Submit
\Users\Public\N-7695-6489-5842\winvrsn.exe

Filesize
44KB

MD5
888722b4cfdc0dd5bad101de637267ea

SHA1
620036090058208196dfdef0aa225c857448b53f

SHA256
3dee12105d715e0ec253963dadb3d2aac305339251e9cf657a368aab0da7fefe

SHA512
6a2f92bb28517ec0208244d4a038859f786ca550fd2a1b4acb38b4b6cafddfe48894b38d3bd3d4e36401f72e33ca1cd488027c47005d800bf3d38d53b209015d

Download Submit
memory/2404-33-0x00000000002A0000-0x00000000002B0000-memory.dmp

Filesize
64KB

Download
memory/2404-20-0x00000000002A0000-0x00000000002B0000-memory.dmp

Filesize
64KB

Download
memory/2404-19-0x00000000002A0000-0x00000000002B0000-memory.dmp

Filesize
64KB

Download
memory/2404-30-0x00000000002A0000-0x00000000002B0000-memory.dmp

Filesize
64KB

Download
memory/2404-21-0x00000000002A0000-0x00000000002B0000-memory.dmp

Filesize
64KB

Download
memory/2552-34-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2552-31-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2552-28-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2552-26-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2552-24-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2552-22-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2552-39-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2552-38-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads