e25d50354465c101e9e519e319d00df9e89ebcc3f7cf5655d3c07e555a3cad60

Analysis

max time kernel
96s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
27/09/2024, 05:33

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General

Target

f9cf94e3c5ec257f66ff186fe0b70c0a_JaffaCakes118.exe
Size

528KB
MD5

f9cf94e3c5ec257f66ff186fe0b70c0a
SHA1

7ae0f4022bbc32a61d838c15fb63fd5cbd221cc0
SHA256

e25d50354465c101e9e519e319d00df9e89ebcc3f7cf5655d3c07e555a3cad60
SHA512

84814823f2c7817d2cd08387f5a2cc2ba6b51f3bfa21d01a1f6b12671cc0156d4371564d30607b67ee74c07da36c02634402f0fba267bb0cbcb54bed67f6107a
SSDEEP

6144:pJeBlgLJLoGQTsYLCrW4yPOh5nW1h0p0tqJuxrGbdieqrzDQuK6:PewLoGQTbSW4y0n+B8JusQTrzDm

Score

7^/10

discovery

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	f9cf94e3c5ec257f66ff186fe0b70c0a_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	f9cf94e3c5ec257f66ff186fe0b70c0a_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	f9cf94e3c5ec257f66ff186fe0b70c0a_JaffaCakes118.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BD211730-848A-F6FE-25B7-CBFA4A410CDA}	f9cf94e3c5ec257f66ff186fe0b70c0a_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BD211730-848A-F6FE-25B7-CBFA4A410CDA}\Containers	f9cf94e3c5ec257f66ff186fe0b70c0a_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BD211730-848A-F6FE-25B7-CBFA4A410CDA}\InProcServer32	f9cf94e3c5ec257f66ff186fe0b70c0a_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BD211730-848A-F6FE-25B7-CBFA4A410CDA}\InProcServer32\ = "%SystemRoot%\\SysWow64\\windowscodecs.dll"	f9cf94e3c5ec257f66ff186fe0b70c0a_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BD211730-848A-F6FE-25B7-CBFA4A410CDA}\InProcServer32\ThreadingModel = "Both"	f9cf94e3c5ec257f66ff186fe0b70c0a_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4724	f9cf94e3c5ec257f66ff186fe0b70c0a_JaffaCakes118.exe
4724	f9cf94e3c5ec257f66ff186fe0b70c0a_JaffaCakes118.exe
4724	f9cf94e3c5ec257f66ff186fe0b70c0a_JaffaCakes118.exe
4724	f9cf94e3c5ec257f66ff186fe0b70c0a_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	4724	f9cf94e3c5ec257f66ff186fe0b70c0a_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4724	f9cf94e3c5ec257f66ff186fe0b70c0a_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4724 wrote to memory of 3516	4724	f9cf94e3c5ec257f66ff186fe0b70c0a_JaffaCakes118.exe	56
PID 4724 wrote to memory of 3516	4724	f9cf94e3c5ec257f66ff186fe0b70c0a_JaffaCakes118.exe	56
PID 4724 wrote to memory of 3516	4724	f9cf94e3c5ec257f66ff186fe0b70c0a_JaffaCakes118.exe	56
PID 4724 wrote to memory of 3516	4724	f9cf94e3c5ec257f66ff186fe0b70c0a_JaffaCakes118.exe	56
PID 4724 wrote to memory of 3516	4724	f9cf94e3c5ec257f66ff186fe0b70c0a_JaffaCakes118.exe	56
PID 4724 wrote to memory of 3516	4724	f9cf94e3c5ec257f66ff186fe0b70c0a_JaffaCakes118.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3516
- C:\Users\Admin\AppData\Local\Temp\f9cf94e3c5ec257f66ff186fe0b70c0a_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\f9cf94e3c5ec257f66ff186fe0b70c0a_JaffaCakes118.exe"
  2⤵
  - Checks BIOS information in registry
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4724

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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/3516-12-0x000000007FFF0000-0x000000007FFF1000-memory.dmp

Filesize
4KB

Download
memory/3516-15-0x000000007FFC0000-0x000000007FFC6000-memory.dmp

Filesize
24KB

Download
memory/4724-0-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/4724-3-0x00000000005E0000-0x000000000062D000-memory.dmp

Filesize
308KB

Download
memory/4724-10-0x00000000005E0000-0x000000000062D000-memory.dmp

Filesize
308KB

Download
memory/4724-11-0x0000000000401000-0x0000000000408000-memory.dmp

Filesize
28KB

Download
memory/4724-7-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/4724-9-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/4724-8-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/4724-13-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/4724-19-0x00000000005E0000-0x000000000062D000-memory.dmp

Filesize
308KB

Download