b3726385eb92bd7a2cb1309367295e9eb56adeaedc0c93941feae1bac99f2991

General

Target

d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe
Size

238KB
MD5

d1913abac3433231933ddc2c5f950790
SHA1

2fe57aa37f995fb8ad101612dbc9c7fa75a1242a
SHA256

b3726385eb92bd7a2cb1309367295e9eb56adeaedc0c93941feae1bac99f2991
SHA512

2d38bda9468626d596682244ebd15e4bf2eade596a0e2d4a6ceec2c54f68bd38b328a9008f43eb21a849528b322a5c35e9c11f133a9b155f2a818ea64959ddab
SSDEEP

3072:W+2XqMEE9cle6hAstpKFLtki51KsKY4qqIqPPnzy3AoM/CBcl:L26MENRtEhYsr3q3nm3i/C

Score

10^/10

discovery evasion persistence

Malware Config

Signatures

Modifies firewall policy service 3 TTPs 4 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\Microsoft-Driver-1-82-3875-8725-4265\winsvn.exe = "C:\\Users\\Admin\\Microsoft-Driver-1-82-3875-8725-4265\\winsvn.exe:*:Enabled:MicrosoftServiceUpdates"	d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	d1913abac3433231933ddc2c5f950790_JaffaCakes118.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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation	d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
4476	winsvn.exe
2996	winsvn.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-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicrosoftServiceUpdates = "C:\\Users\\Admin\\Microsoft-Driver-1-82-3875-8725-4265\\winsvn.exe"	d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2800 set thread context of 744	2800	d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe	86
PID 4476 set thread context of 2996	4476	winsvn.exe	90

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	d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winsvn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2800 wrote to memory of 744	2800	d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe	86
PID 2800 wrote to memory of 744	2800	d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe	86
PID 2800 wrote to memory of 744	2800	d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe	86
PID 2800 wrote to memory of 744	2800	d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe	86
PID 2800 wrote to memory of 744	2800	d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe	86
PID 2800 wrote to memory of 744	2800	d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe	86
PID 2800 wrote to memory of 744	2800	d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe	86
PID 2800 wrote to memory of 744	2800	d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe	86
PID 2800 wrote to memory of 744	2800	d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe	86
PID 744 wrote to memory of 4476	744	d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe	87
PID 744 wrote to memory of 4476	744	d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe	87
PID 744 wrote to memory of 4476	744	d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe	87
PID 4476 wrote to memory of 2996	4476	winsvn.exe	90
PID 4476 wrote to memory of 2996	4476	winsvn.exe	90
PID 4476 wrote to memory of 2996	4476	winsvn.exe	90
PID 4476 wrote to memory of 2996	4476	winsvn.exe	90
PID 4476 wrote to memory of 2996	4476	winsvn.exe	90
PID 4476 wrote to memory of 2996	4476	winsvn.exe	90
PID 4476 wrote to memory of 2996	4476	winsvn.exe	90
PID 4476 wrote to memory of 2996	4476	winsvn.exe	90
PID 4476 wrote to memory of 2996	4476	winsvn.exe	90

C:\Users\Admin\AppData\Local\Temp\d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2800
- C:\Users\Admin\AppData\Local\Temp\d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\d1913abac3433231933ddc2c5f950790_JaffaCakes118.exe
  2⤵
  - Modifies firewall policy service
  - Checks computer location settings
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:744
- - C:\Users\Admin\Microsoft-Driver-1-82-3875-8725-4265\winsvn.exe
    "C:\Users\Admin\Microsoft-Driver-1-82-3875-8725-4265\winsvn.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4476
  - - C:\Users\Admin\Microsoft-Driver-1-82-3875-8725-4265\winsvn.exe
      C:\Users\Admin\Microsoft-Driver-1-82-3875-8725-4265\winsvn.exe
      4⤵
      Executes dropped EXE
      PID:2996

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

Query Registry

1

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

C:\Users\Admin\Microsoft-Driver-1-82-3875-8725-4265\winsvn.exe

Filesize
238KB

MD5
d1913abac3433231933ddc2c5f950790

SHA1
2fe57aa37f995fb8ad101612dbc9c7fa75a1242a

SHA256
b3726385eb92bd7a2cb1309367295e9eb56adeaedc0c93941feae1bac99f2991

SHA512
2d38bda9468626d596682244ebd15e4bf2eade596a0e2d4a6ceec2c54f68bd38b328a9008f43eb21a849528b322a5c35e9c11f133a9b155f2a818ea64959ddab

Download Submit
memory/744-1-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/744-3-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/744-5-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2800-0-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2800-4-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2996-45-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2996-46-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/4476-44-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads