8c81b28a6f64517db73f55c0e2b4c2d9f5457e4ab7e441a230c115bfc9268c3a

Analysis

max time kernel
138s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
14/08/2024, 08:19

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General

Target

954d97567f391c7123aa65184e6c5227_JaffaCakes118.exe
Size

562KB
MD5

954d97567f391c7123aa65184e6c5227
SHA1

db286c18ffcf7e99b1aa15a25a4aeb902cf0b1ed
SHA256

8c81b28a6f64517db73f55c0e2b4c2d9f5457e4ab7e441a230c115bfc9268c3a
SHA512

3218fb1338c52e25e7ea84ff430f2b9a3b48a19281df2cced0212139fd9e171f79214e57db506a81296f72f0871e4a1dae39ee3cf21662e9f9d6893da5fb42cf
SSDEEP

12288:sD41Agv6WEUV1VbDM4oMNJ9JSNFyR7ouUTL/I8do17GCBR6A2yjI3vEOWtK:sD41A7WvVrgCJv+FgoxqVRFjItWtK

Score

6^/10

discovery persistence

Malware Config

Signatures

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-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Genius = "C:\\Users\\Admin\\AppData\\Local\\Temp\\954d97567f391c7123aa65184e6c5227_JaffaCakes118.exe"	954d97567f391c7123aa65184e6c5227_JaffaCakes118.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	954d97567f391c7123aa65184e6c5227_JaffaCakes118.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	954d97567f391c7123aa65184e6c5227_JaffaCakes118.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly	954d97567f391c7123aa65184e6c5227_JaffaCakes118.exe
File created	C:\Windows\assembly\Desktop.ini	954d97567f391c7123aa65184e6c5227_JaffaCakes118.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	954d97567f391c7123aa65184e6c5227_JaffaCakes118.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	954d97567f391c7123aa65184e6c5227_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dw20.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeRestorePrivilege	5016	dw20.exe
Token: SeBackupPrivilege	5016	dw20.exe
Token: SeBackupPrivilege	5016	dw20.exe
Token: SeBackupPrivilege	5016	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4196 wrote to memory of 5016	4196	954d97567f391c7123aa65184e6c5227_JaffaCakes118.exe	87
PID 4196 wrote to memory of 5016	4196	954d97567f391c7123aa65184e6c5227_JaffaCakes118.exe	87
PID 4196 wrote to memory of 5016	4196	954d97567f391c7123aa65184e6c5227_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\954d97567f391c7123aa65184e6c5227_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\954d97567f391c7123aa65184e6c5227_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops desktop.ini file(s)
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4196
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 1376
  2⤵
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:5016

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

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

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

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Downloads

memory/4196-0-0x0000000075422000-0x0000000075423000-memory.dmp

Filesize
4KB

Download
memory/4196-1-0x0000000075420000-0x00000000759D1000-memory.dmp

Filesize
5.7MB

Download
memory/4196-2-0x0000000075420000-0x00000000759D1000-memory.dmp

Filesize
5.7MB

Download
memory/4196-5-0x0000000075420000-0x00000000759D1000-memory.dmp

Filesize
5.7MB

Download
memory/4196-7-0x0000000075420000-0x00000000759D1000-memory.dmp

Filesize
5.7MB

Download
memory/4196-14-0x0000000075420000-0x00000000759D1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads