da477cbd96f32b4e2c0f9ffdbaf7bf7f1bd8723a108210dcc7c1f2687ff16816

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19/08/2024, 04:07

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General

Target

a9866d27ef92c3e0d66fb44765fb0c5b_JaffaCakes118.dll
Size

703KB
MD5

a9866d27ef92c3e0d66fb44765fb0c5b
SHA1

06dc2103e5e9dd5c9453e4a4a09f334736772e46
SHA256

da477cbd96f32b4e2c0f9ffdbaf7bf7f1bd8723a108210dcc7c1f2687ff16816
SHA512

e9d1ac53ed0910306d43af32170da76dcb2c13336d364117618211d8e5d13f8c857e668a3414f20a2d7095a402b3fea3f0316970ff85396109737a78638d0cdd
SSDEEP

12288:c6JEYj++RMqx2719DdAGPg7Nv9herg6jvaIucELQr/tQmjoIGA1/I/H/qU:c6JEu++2qxuiwQgtAcEEr/pJGsKHC

Score

9^/10

discovery evasion

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	regsvr32.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Wine	regsvr32.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
5020	regsvr32.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	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5020	regsvr32.exe
5020	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5100 wrote to memory of 5020	5100	regsvr32.exe	84
PID 5100 wrote to memory of 5020	5100	regsvr32.exe	84
PID 5100 wrote to memory of 5020	5100	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\a9866d27ef92c3e0d66fb44765fb0c5b_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:5100
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\a9866d27ef92c3e0d66fb44765fb0c5b_JaffaCakes118.dll
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Identifies Wine through registry keys
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:5020

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/5020-0-0x00000000021B0000-0x000000000232A000-memory.dmp

Filesize
1.5MB

Download
memory/5020-1-0x00000000021B0000-0x000000000232A000-memory.dmp

Filesize
1.5MB

Download
memory/5020-2-0x0000000002330000-0x00000000023CD000-memory.dmp

Filesize
628KB

Download
memory/5020-3-0x0000000076F54000-0x0000000076F56000-memory.dmp

Filesize
8KB

Download
memory/5020-4-0x00000000021B1000-0x00000000021C8000-memory.dmp

Filesize
92KB

Download
memory/5020-10-0x0000000003660000-0x0000000003661000-memory.dmp

Filesize
4KB

Download
memory/5020-9-0x0000000003670000-0x0000000003671000-memory.dmp

Filesize
4KB

Download
memory/5020-8-0x00000000036B0000-0x00000000036B1000-memory.dmp

Filesize
4KB

Download
memory/5020-7-0x00000000036C0000-0x00000000036C1000-memory.dmp

Filesize
4KB

Download
memory/5020-6-0x00000000036A0000-0x00000000036A1000-memory.dmp

Filesize
4KB

Download
memory/5020-5-0x00000000021B0000-0x000000000232A000-memory.dmp

Filesize
1.5MB

Download