b88e6f01d21c1b53829821e235cadac0553258a12521865acbd99d03b7b551a1

Analysis

max time kernel
141s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
22/08/2022, 02:34

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General

Target
SecuriteInfo.com.Variant.Ursu.936368.26254.exe
Size 3.8MB
Sample220822-c2fmgscdf9
SHA256 b88e6f01d21c1b53829821e235cadac0553258a12521865acbd99d03b7b551a1
MD5 d1b586770ba96cc84263f0d57528c7d3
SHA1 dd68478ad1dc3ce4b097e189a7a7ef2535c18f3b
SHA512 0264ad585290ffea98043c57c190fdf02611bb9c2a26c852d0e58195bcc4d13fc7ec74c865bb3fa56f8f89d344c8632c4eb0b0a4a4f7f7c089d1f1cc290fdf44
MD5 SHA1 SHA512

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-1-5-21-2629973501-4017243118-3254762364-1000\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-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1540	mspaint.exe
1540	mspaint.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
3036	SecuriteInfo.com.Variant.Ursu.936368.26254.exe
3036	SecuriteInfo.com.Variant.Ursu.936368.26254.exe
3036	SecuriteInfo.com.Variant.Ursu.936368.26254.exe
1540	mspaint.exe
1540	mspaint.exe
1540	mspaint.exe
1540	mspaint.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3036 wrote to memory of 5016	3036	SecuriteInfo.com.Variant.Ursu.936368.26254.exe	83
PID 3036 wrote to memory of 5016	3036	SecuriteInfo.com.Variant.Ursu.936368.26254.exe	83
PID 3036 wrote to memory of 5016	3036	SecuriteInfo.com.Variant.Ursu.936368.26254.exe	83
PID 5016 wrote to memory of 1540	5016	cmd.exe	85
PID 5016 wrote to memory of 1540	5016	cmd.exe	85
PID 5016 wrote to memory of 1540	5016	cmd.exe	85

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Ursu.936368.26254.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Ursu.936368.26254.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3036
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c C:\Users\Admin\AppData\Local\Temp\877976.bmp
  2⤵
  - Checks computer location settings
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:5016
- - C:\Windows\SysWOW64\mspaint.exe
    "C:\Windows\system32\mspaint.exe" "C:\Users\Admin\AppData\Local\Temp\877976.bmp"
    3⤵
    - Drops file in Windows directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    PID:1540

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DeviceAssociationService
1⤵
PID:3992

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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