b9c0040d24e53c074412e63792bfeb50ebbfd008dbac28cfa24775ea3a28d495

Analysis

max time kernel
149s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
16-08-2024 18:15

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General

Target

9f6c366d66024056984513734f4709ad_JaffaCakes118.exe
Size

115KB
MD5

9f6c366d66024056984513734f4709ad
SHA1

ca8b49c7ba4e1d99f447ed5980d227fb542d69ac
SHA256

b9c0040d24e53c074412e63792bfeb50ebbfd008dbac28cfa24775ea3a28d495
SHA512

e9ffc2bbd8f6be68dd43854cbf63a424a83be59f1605cabfee17043a5f0384969a9561d88b0d5c3da0404e2172559ac1c757a72f112018da0a43cf5ef67b52e1
SSDEEP

3072:bkdNMBfk2LgpN2JtbOxRFvwncL0Qed+M2uadvM4:Eak0CZvigM2uadvM

Score

10^/10

discovery evasion persistence upx

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

Processes:

Wow6432Node.exe9f6c366d66024056984513734f4709ad_JaffaCakes118.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe,C:\\Users\\Admin\\AppData\\Roaming\\Wow6432Node\\Wow6432Node.exe"	Wow6432Node.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe,C:\\Users\\Admin\\AppData\\Roaming\\Wow6432Node\\Wow6432Node.exe"	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe

Modifies firewall policy service 3 TTPs 15 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

Processes:

9f6c366d66024056984513734f4709ad_JaffaCakes118.exeWow6432Node.exe

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet002\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet002\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\	Wow6432Node.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet002\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\Wow6432Node = "C:\\Users\\Admin\\AppData\\Roaming\\Wow6432Node\\Wow6432Node.exe:*:Enabled:Wow6432Node"	Wow6432Node.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\Wow6432Node = "C:\\Users\\Admin\\AppData\\Roaming\\Wow6432Node\\Wow6432Node.exe:*:Enabled:Wow6432Node"	Wow6432Node.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\Wow6432Node = "C:\\Users\\Admin\\AppData\\Roaming\\Wow6432Node\\Wow6432Node.exe:*:Enabled:Wow6432Node"	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet002\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\Wow6432Node = "C:\\Users\\Admin\\AppData\\Roaming\\Wow6432Node\\Wow6432Node.exe:*:Enabled:Wow6432Node"	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	Wow6432Node.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet002\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet002\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet002\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\	Wow6432Node.exe

Adds policy Run key to start application 2 TTPs 8 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

Wow6432Node.exe9f6c366d66024056984513734f4709ad_JaffaCakes118.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	Wow6432Node.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Wow6432Node = "C:\\Users\\Admin\\AppData\\Roaming\\Wow6432Node\\Wow6432Node.exe"	Wow6432Node.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Wow6432Node = "C:\\Users\\Admin\\AppData\\Roaming\\Wow6432Node\\Wow6432Node.exe"	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Wow6432Node = "C:\\Users\\Admin\\AppData\\Roaming\\Wow6432Node\\Wow6432Node.exe"	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	Wow6432Node.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Wow6432Node = "C:\\Users\\Admin\\AppData\\Roaming\\Wow6432Node\\Wow6432Node.exe"	Wow6432Node.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

9f6c366d66024056984513734f4709ad_JaffaCakes118.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/336-0-0x0000000000400000-0x0000000000448000-memory.dmp	upx
behavioral2/memory/336-6-0x0000000000400000-0x0000000000448000-memory.dmp	upx
behavioral2/memory/960-17-0x0000000000400000-0x0000000000448000-memory.dmp	upx

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

9f6c366d66024056984513734f4709ad_JaffaCakes118.exeWow6432Node.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Wow6432Node = "C:\\Users\\Admin\\AppData\\Roaming\\Wow6432Node\\Wow6432Node.exe"	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Wow6432Node = "C:\\Users\\Admin\\AppData\\Roaming\\Wow6432Node\\Wow6432Node.exe"	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Wow6432Node = "C:\\Users\\Admin\\AppData\\Roaming\\Wow6432Node\\Wow6432Node.exe"	Wow6432Node.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Wow6432Node = "C:\\Users\\Admin\\AppData\\Roaming\\Wow6432Node\\Wow6432Node.exe"	Wow6432Node.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

9f6c366d66024056984513734f4709ad_JaffaCakes118.exeWow6432Node.exe

description	pid	Process	procid_target
PID 336 set thread context of 1204	336	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe	91
PID 960 set thread context of 4048	960	Wow6432Node.exe	96

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

Processes:

9f6c366d66024056984513734f4709ad_JaffaCakes118.exe9f6c366d66024056984513734f4709ad_JaffaCakes118.exeWow6432Node.exeWow6432Node.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Wow6432Node.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Wow6432Node.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

9f6c366d66024056984513734f4709ad_JaffaCakes118.exe

pid	Process
1204	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 29 IoCs

Processes:

9f6c366d66024056984513734f4709ad_JaffaCakes118.exe9f6c366d66024056984513734f4709ad_JaffaCakes118.exeWow6432Node.exe

description	pid	Process	procid_target
PID 336 wrote to memory of 1204	336	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe	91
PID 336 wrote to memory of 1204	336	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe	91
PID 336 wrote to memory of 1204	336	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe	91
PID 336 wrote to memory of 1204	336	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe	91
PID 336 wrote to memory of 1204	336	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe	91
PID 336 wrote to memory of 1204	336	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe	91
PID 336 wrote to memory of 1204	336	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe	91
PID 336 wrote to memory of 1204	336	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe	91
PID 336 wrote to memory of 1204	336	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe	91
PID 336 wrote to memory of 1204	336	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe	91
PID 336 wrote to memory of 1204	336	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe	91
PID 336 wrote to memory of 1204	336	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe	91
PID 336 wrote to memory of 1204	336	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe	91
PID 1204 wrote to memory of 960	1204	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe	93
PID 1204 wrote to memory of 960	1204	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe	93
PID 1204 wrote to memory of 960	1204	9f6c366d66024056984513734f4709ad_JaffaCakes118.exe	93
PID 960 wrote to memory of 4048	960	Wow6432Node.exe	96
PID 960 wrote to memory of 4048	960	Wow6432Node.exe	96
PID 960 wrote to memory of 4048	960	Wow6432Node.exe	96
PID 960 wrote to memory of 4048	960	Wow6432Node.exe	96
PID 960 wrote to memory of 4048	960	Wow6432Node.exe	96
PID 960 wrote to memory of 4048	960	Wow6432Node.exe	96
PID 960 wrote to memory of 4048	960	Wow6432Node.exe	96
PID 960 wrote to memory of 4048	960	Wow6432Node.exe	96
PID 960 wrote to memory of 4048	960	Wow6432Node.exe	96
PID 960 wrote to memory of 4048	960	Wow6432Node.exe	96
PID 960 wrote to memory of 4048	960	Wow6432Node.exe	96
PID 960 wrote to memory of 4048	960	Wow6432Node.exe	96
PID 960 wrote to memory of 4048	960	Wow6432Node.exe	96

C:\Users\Admin\AppData\Local\Temp\9f6c366d66024056984513734f4709ad_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9f6c366d66024056984513734f4709ad_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:336
- C:\Users\Admin\AppData\Local\Temp\9f6c366d66024056984513734f4709ad_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\9f6c366d66024056984513734f4709ad_JaffaCakes118.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Modifies firewall policy service
  - Adds policy Run key to start application
  - Checks computer location settings
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: RenamesItself
  - Suspicious use of WriteProcessMemory
  PID:1204
- - C:\Users\Admin\AppData\Roaming\Wow6432Node\Wow6432Node.exe
    "C:\Users\Admin\AppData\Roaming\Wow6432Node\Wow6432Node.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:960
  - - C:\Users\Admin\AppData\Roaming\Wow6432Node\Wow6432Node.exe
      "C:\Users\Admin\AppData\Roaming\Wow6432Node\Wow6432Node.exe"
      4⤵
      Modifies WinLogon for persistence
      Modifies firewall policy service
      Adds policy Run key to start application
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      PID:4048

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/336-6-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/336-1-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/336-0-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/960-17-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/1204-4-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/1204-7-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/1204-8-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/1204-11-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/1204-9-0x0000000000420000-0x00000000004E9000-memory.dmp

Filesize
804KB

Download
memory/1204-2-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/4048-18-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/4048-19-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/4048-21-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/4048-20-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/4048-22-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download