165ff0b7591afc3735ba3a16b21d12a61cda20aec7dc6fb6c346a65856d54394

Resubmissions

02/05/2023, 18:43

230502-xc2tmscb37 1

02/05/2023, 18:29

230502-w5bbqadh3s 7

Analysis

max time kernel
209s
max time network
296s
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/1 Pantitlan/top4.bmp
Size

4.0MB
MD5

041ddd1a0d2b9980f5e2eb9356756fd4
SHA1

50d4caf219475a3e5281e2c265e57910ad61f11c
SHA256

8617c356498fd2c0613f8c25d9f7d882b15805c9e0b0eb4a542d311d81d3a1e1
SHA512

d858cb4a602a29ac0ed681481728f128eaf8cbf74710b8c244fd03c5b255430b4848e185f790ea34bccebbd472e15f9c267990904b54ead45cdd7317c940a49f
SSDEEP

98304:rDVLmaXPYXPOYrxg6+IcscUWZYa4H1/eJpzxZxi+ek0d+V1+Vl:c+V1+Vl

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-1-5-21-1675742406-747946869-1029867430-1000\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-1-5-21-1675742406-747946869-1029867430-1000_Classes\Local Settings	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3856	mspaint.exe
3856	mspaint.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3856	mspaint.exe
3856	mspaint.exe
3856	mspaint.exe
3856	mspaint.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2876 wrote to memory of 3856	2876	cmd.exe	86
PID 2876 wrote to memory of 3856	2876	cmd.exe	86

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\railway\Object\1\Estaciones\1 Pantitlan\top4.bmp"
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2876
- C:\Windows\system32\mspaint.exe
  "C:\Windows\system32\mspaint.exe" "C:\Users\Admin\AppData\Local\Temp\railway\Object\1\Estaciones\1 Pantitlan\top4.bmp"
  2⤵
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:3856

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DeviceAssociationService
1⤵
PID:1892

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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