29b194f5409b24a2bdf4b74f35e13a73e7e133dab36339f7b2cc9a0e4f007e17

Resubmissions

17/09/2022, 21:15

220917-z36avsace410

12/09/2022, 07:51

220912-jptrxacge810

Analysis

max time kernel
105s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
12/09/2022, 07:51

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General

Target
Payment Confirmation Invoice.exe
Size 408KB
Sample220912-jptrxacge8
SHA256 29b194f5409b24a2bdf4b74f35e13a73e7e133dab36339f7b2cc9a0e4f007e17
MD5 226bea0278f6534c83992d1ceac1c211
SHA1 b1a3df7bedbb45b0a2df9e575293d795996da01a
SHA512 e889315f6609ace41811e0f7379cccb802b0ed3012337f9653241b3a0bdaf9b9bf523b9134b2e373d9117118fef68565c1a5e7eb57ddb53c2656277f2957277e
SSDEEP 6144:ax9Xwhm7c/n10V7cMW4Es+CS/wUcvzUjSa5pK2mKdl0TruunfD09gfJChgGJhCj:abXwhm7a1gB4/8vYjDpK8atfx8hDu
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-929662420-1054238289-2961194603-1000\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). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1860	mspaint.exe
1860	mspaint.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
4504	Payment Confirmation Invoice.exe
4504	Payment Confirmation Invoice.exe
4504	Payment Confirmation Invoice.exe
1860	mspaint.exe
1860	mspaint.exe
1860	mspaint.exe
1860	mspaint.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4504 wrote to memory of 4536	4504	Payment Confirmation Invoice.exe	83
PID 4504 wrote to memory of 4536	4504	Payment Confirmation Invoice.exe	83
PID 4504 wrote to memory of 4536	4504	Payment Confirmation Invoice.exe	83
PID 4536 wrote to memory of 1860	4536	cmd.exe	85
PID 4536 wrote to memory of 1860	4536	cmd.exe	85
PID 4536 wrote to memory of 1860	4536	cmd.exe	85

C:\Users\Admin\AppData\Local\Temp\Payment Confirmation Invoice.exe
"C:\Users\Admin\AppData\Local\Temp\Payment Confirmation Invoice.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4504
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c C:\Users\Admin\AppData\Local\Temp\NewBitmapImage.bmp
  2⤵
  - Checks computer location settings
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:4536
- - C:\Windows\SysWOW64\mspaint.exe
    "C:\Windows\system32\mspaint.exe" "C:\Users\Admin\AppData\Local\Temp\NewBitmapImage.bmp"
    3⤵
    - Drops file in Windows directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    PID:1860

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DeviceAssociationService
1⤵
PID:672

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

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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