165ff0b7591afc3735ba3a16b21d12a61cda20aec7dc6fb6c346a65856d54394

Resubmissions

02/05/2023, 18:43

230502-xc2tmscb37 1

02/05/2023, 18:29

230502-w5bbqadh3s 7

Analysis

max time kernel
183s
max time network
373s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
02/05/2023, 18:29

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Report Analysis Logs

General

Target

railway/Object/1/Estaciones/10 Pino/letrero.bmp
Size

256KB
MD5

f22c659dfd6feeae4016b26021700c41
SHA1

4105915398a5f5728ae644cfd8795c59977a72ef
SHA256

59199d278693f3c9de89ec70fb16cd48c34c8ef2e3c6ec68d8aeff2f799aa754
SHA512

0efbc86477a660a87ae3ea2f339c6f847b6e17c8e25ee392b942c801ac6b46a658413462696497393f14ad299a33162c7b29fae8bd17355f796a437f3eb8f706
SSDEEP

6144:+Bl/WhjCg2yrtgkAkYg988/IIOf/+73YojP4p4KnZbJssyXWfaEwWuWULX1:bjHV4g98SII0/WjP4pvnZbFoX1

Score

7^/10

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-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation	cmd.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	mspaint.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000_Classes\Local Settings	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4040	mspaint.exe
4040	mspaint.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4040	mspaint.exe
4040	mspaint.exe
4040	mspaint.exe
4040	mspaint.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 4040	2316	cmd.exe	83
PID 2316 wrote to memory of 4040	2316	cmd.exe	83

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\railway\Object\1\Estaciones\10 Pino\letrero.bmp"
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Windows\system32\mspaint.exe
  "C:\Windows\system32\mspaint.exe" "C:\Users\Admin\AppData\Local\Temp\railway\Object\1\Estaciones\10 Pino\letrero.bmp"
  2⤵
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:4040

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DeviceAssociationService
1⤵
PID:2112

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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