baf92ed05428caff6c3ca0ad43a78c8d2b6e5ff260c00eb3471de840901d4103

Analysis

max time kernel
12s
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
12-08-2024 03:50

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General

Target

8d33fa92f7b760e54ca9dcd8e88c3059_JaffaCakes118.exe
Size

88KB
MD5

8d33fa92f7b760e54ca9dcd8e88c3059
SHA1

a359f7646752235195cb62b04d11b1491b1cb5cf
SHA256

baf92ed05428caff6c3ca0ad43a78c8d2b6e5ff260c00eb3471de840901d4103
SHA512

16156f69db255e35b4fde2e6b116da20191a4e0d56a2129de33caed82b36615efb607ac55c6ba5038be3369f53b64189930ba8efbfc86ecc2397b03b513142d3
SSDEEP

768:0gUYAW0otPFLfCLcemsuTHdeP/o/YfOGtDQ2LmGtN82P:0gFVCLcZz9eXQutMGfP

Score

7^/10

discovery

Malware Config

Signatures

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-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	8d33fa92f7b760e54ca9dcd8e88c3059_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
4368	rious.exe

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 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	rious.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8d33fa92f7b760e54ca9dcd8e88c3059_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4368	rious.exe
4368	rious.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
624	8d33fa92f7b760e54ca9dcd8e88c3059_JaffaCakes118.exe
4368	rious.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 624 wrote to memory of 4368	624	8d33fa92f7b760e54ca9dcd8e88c3059_JaffaCakes118.exe	90
PID 624 wrote to memory of 4368	624	8d33fa92f7b760e54ca9dcd8e88c3059_JaffaCakes118.exe	90
PID 624 wrote to memory of 4368	624	8d33fa92f7b760e54ca9dcd8e88c3059_JaffaCakes118.exe	90

C:\Users\Admin\AppData\Local\Temp\8d33fa92f7b760e54ca9dcd8e88c3059_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8d33fa92f7b760e54ca9dcd8e88c3059_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:624
- C:\Users\Admin\rious.exe
  "C:\Users\Admin\rious.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:4368

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

C:\Users\Admin\rious.exe

Filesize
88KB

MD5
c5c20a6dfc81406786d33e4402eb44dd

SHA1
6cf4028e4e730cc0e37446df201dadd7aa54e4b7

SHA256
7d07af55eab7e387e15a9ff40c295dd84a8c7732624eea8c5587f9071d1e5d4d

SHA512
c6994b6b945f524972b0effce47a238934d7e1ec80a480a949a854bd7436aeafad9f7a585d973cf6e778a565b72b64e44b2d5f62067931ec838040b2b083169f

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