be876204d6a7f84d688b7a414af066def301e2f7b43e30e575e694c96bf80ea9

Reason

Machine shutdown

General

Target

07f63fdd0ba62729ce5df515ec9ff48f_JaffaCakes118.exe
Size

41KB
MD5

07f63fdd0ba62729ce5df515ec9ff48f
SHA1

d3d81a6ba7c0794c97ac8a38c330435fa30ec3d5
SHA256

be876204d6a7f84d688b7a414af066def301e2f7b43e30e575e694c96bf80ea9
SHA512

6694a27349637e07609f609beb5d9667b5fba8b53cfe3ab3ee0a055d1fa44232d46adda5eaeb95a6bcde03f31807c1fa4da79f536d20c96de6ebacca54ed22f5
SSDEEP

768:X5DZ2h94FnpQPn4NSmRFm3qtWiUCb+BHPSNJCTGriVVBonMcFqed6tIDsox:np64jg6tWiUCbnN1GzonMcFR66D

Score

10^/10

discovery evasion persistence

Malware Config

Signatures

Modifies firewall policy service 3 TTPs 5 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	WmInit.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	WmInit.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	WmInit.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\WmInit.exe = "C:\\Windows\\SysWOW64\\WmInit.exe:*:Enabled:Microsoft Windows Media"	WmInit.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	WmInit.exe

Deletes itself 1 IoCs

pid	Process
928	WmInit.exe

Executes dropped EXE 1 IoCs

pid	Process
928	WmInit.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\Windows Media = "C:\\Windows\\SysWOW64\\WmInit.exe"	WmInit.exe

Drops file in System32 directory 10 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\WmInit.exe	07f63fdd0ba62729ce5df515ec9ff48f_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\WmInit.exe	07f63fdd0ba62729ce5df515ec9ff48f_JaffaCakes118.exe
File opened for modification	\??\c:\windows\SysWOW64\lsass.exe	WmInit.exe
File opened for modification	\??\c:\windows\SysWOW64\spoolsv.exe	WmInit.exe
File opened for modification	\??\c:\windows\SysWOW64\dllhost.exe	WmInit.exe
File opened for modification	C:\Windows\SysWOW64\tmp	07f63fdd0ba62729ce5df515ec9ff48f_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\tmp	07f63fdd0ba62729ce5df515ec9ff48f_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\WmInit.dat	07f63fdd0ba62729ce5df515ec9ff48f_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\tmp	WmInit.exe
File created	C:\Windows\SysWOW64\tmp	WmInit.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	\??\c:\windows\servicing\trustedinstaller.exe	WmInit.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	WmInit.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	07f63fdd0ba62729ce5df515ec9ff48f_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
928	WmInit.exe
928	WmInit.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	928	WmInit.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2004 wrote to memory of 928	2004	07f63fdd0ba62729ce5df515ec9ff48f_JaffaCakes118.exe	88
PID 2004 wrote to memory of 928	2004	07f63fdd0ba62729ce5df515ec9ff48f_JaffaCakes118.exe	88
PID 2004 wrote to memory of 928	2004	07f63fdd0ba62729ce5df515ec9ff48f_JaffaCakes118.exe	88

C:\Users\Admin\AppData\Local\Temp\07f63fdd0ba62729ce5df515ec9ff48f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\07f63fdd0ba62729ce5df515ec9ff48f_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2004
- C:\Windows\SysWOW64\WmInit.exe
  "C:\Windows\system32\WmInit.exe" "C:\Users\Admin\AppData\Local\Temp\07f63fdd0ba62729ce5df515ec9ff48f_JaffaCakes118.exe"
  2⤵
  - Modifies firewall policy service
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in System32 directory
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:928

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 Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\WmInit.dat

Filesize
8B

MD5
6544c1590bcbac84d2258ded143b59ce

SHA1
cdd0dd32981b34cd69b329bab32784b44640eaef

SHA256
45a1f699408307d8dfb94c8379c41710bd8b17a7302d1fe9e6114eadfad7e175

SHA512
f2e640c2318be907bbe1fd56b61ca40e4ab934e4ccf5fc4144118793409833f8e48869e4b5cefc5e337b611b4424cfc641ff24c393f5e1ea6853cd81b6ba65e4

Download Submit
C:\Windows\SysWOW64\WmInit.exe

Filesize
33.4MB

MD5
0c1602557759132eecd0197702e23fea

SHA1
244e1d2522a9d9a75fbdc7374d55bf4c5eaafdaf

SHA256
a7e8532abf9ef25157a9dd097842670406ab05f712bf048cb84a7352a2d9f728

SHA512
7effb6463c359a143b87c3bc717498805883f3ac598ac6f56bf19c2c76a7f4c87a8f1feac56ceffa14408bc80ed60b4231f6a04d6fa0e714df27b49482cad20a

Download Submit
memory/928-10-0x0000000000400000-0x000000000050A000-memory.dmp

Filesize
1.0MB

Download
memory/928-13-0x0000000000400000-0x000000000050A000-memory.dmp

Filesize
1.0MB

Download
memory/928-14-0x0000000000400000-0x000000000050A000-memory.dmp

Filesize
1.0MB

Download
memory/928-15-0x0000000000400000-0x000000000050A000-memory.dmp

Filesize
1.0MB

Download
memory/928-17-0x0000000000400000-0x000000000050A000-memory.dmp

Filesize
1.0MB

Download
memory/2004-0-0x0000000000404000-0x0000000000413000-memory.dmp

Filesize
60KB

Download
memory/2004-3-0x0000000000404000-0x0000000000413000-memory.dmp

Filesize
60KB

Download
memory/2004-2-0x0000000000400000-0x000000000050A000-memory.dmp

Filesize
1.0MB

Download
memory/2004-8-0x0000000000400000-0x000000000050A000-memory.dmp

Filesize
1.0MB

Download
memory/2004-9-0x0000000000404000-0x0000000000413000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

Errors

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads