302dfc5efc8e718d945f625aa4b9b7632de9dd309ef8ea579dd41cc5468ff3ab

Analysis

max time kernel
148s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
09/11/2022, 18:04

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General

Target
2bcb3d53953f445e3080455635ff3e5c.exe
Size 1.6MB
Sample221109-wnl2wsbaa7
SHA256 302dfc5efc8e718d945f625aa4b9b7632de9dd309ef8ea579dd41cc5468ff3ab
MD5 2bcb3d53953f445e3080455635ff3e5c
SHA1 0f05ea713ecfc6278aa0748959506e5afca36689
SHA512 4494ff1f0d48f3f850377415649ea10c72ef742b9075c090153f2b63fe62d563aa04c580962eecbfd3ae134e854f123fd14a676aa4d8d7c2213b7c040b9b137c
SSDEEP 49152:A6PaPgkBPDaCYPCePCBUiYGIpEBfPVo5BfLdmQG:fa4kBPDaLPFPuUQmhBhG
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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	2bcb3d53953f445e3080455635ff3e5c.exe

Loads dropped DLL 3 IoCs

pid	Process
3324	rundll32.exe
3324	rundll32.exe
1696	rundll32.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4248 wrote to memory of 4744	4248	2bcb3d53953f445e3080455635ff3e5c.exe	80
PID 4248 wrote to memory of 4744	4248	2bcb3d53953f445e3080455635ff3e5c.exe	80
PID 4248 wrote to memory of 4744	4248	2bcb3d53953f445e3080455635ff3e5c.exe	80
PID 4744 wrote to memory of 3324	4744	control.exe	81
PID 4744 wrote to memory of 3324	4744	control.exe	81
PID 4744 wrote to memory of 3324	4744	control.exe	81
PID 3324 wrote to memory of 1388	3324	rundll32.exe	82
PID 3324 wrote to memory of 1388	3324	rundll32.exe	82
PID 1388 wrote to memory of 1696	1388	RunDll32.exe	83
PID 1388 wrote to memory of 1696	1388	RunDll32.exe	83
PID 1388 wrote to memory of 1696	1388	RunDll32.exe	83

C:\Users\Admin\AppData\Local\Temp\2bcb3d53953f445e3080455635ff3e5c.exe
"C:\Users\Admin\AppData\Local\Temp\2bcb3d53953f445e3080455635ff3e5c.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4248
- C:\Windows\SysWOW64\control.exe
  "C:\Windows\System32\control.exe" .\NhZFFNQ.h
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4744
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\system32\rundll32.exe" Shell32.dll,Control_RunDLL .\NhZFFNQ.h
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:3324
  - - C:\Windows\system32\RunDll32.exe
      C:\Windows\system32\RunDll32.exe Shell32.dll,Control_RunDLL .\NhZFFNQ.h
      4⤵
      Suspicious use of WriteProcessMemory
      PID:1388
    - - C:\Windows\SysWOW64\rundll32.exe
        
        "C:\Windows\SysWOW64\rundll32.exe" "C:\Windows\SysWOW64\shell32.dll",#44 .\NhZFFNQ.h
        5⤵
        Loads dropped DLL
        
        PID:1696

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

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Downloads

NhZFFNQ.h

Path C:\Users\Admin\AppData\Local\Temp\NhZFFNQ.h
Size 1.7MB
SHA256 f55a75599e0dea8bde8de685d6cafe7692647e421a2f53107eb30a271cbd27df
MD5 c0656b5abd9ab9971c571fe08a19f651
SHA1 9524acfc4b39e54fe4d8c6a88aad80f6220226d9
SHA512 a238b5326e3098b9fde286d7cd6e9826f2cd0e3f574e75ed13d3115a2f8054b76be9adbe412d22021283f2c07802ca740cebbc51f605e946949ef816011ae562
SSDEEP 49152:NeBjhYPCEPCoPCEPCEPCaTed3P+8NiPr9it7m:8YPhP5PhPhPJTehP+YiP+m
MD5 SHA1 SHA512 SSDEEP

Submit Download

NhZffnQ.h

Path C:\Users\Admin\AppData\Local\Temp\NhZffnQ.h
Size 1.7MB
SHA256 f55a75599e0dea8bde8de685d6cafe7692647e421a2f53107eb30a271cbd27df
MD5 c0656b5abd9ab9971c571fe08a19f651
SHA1 9524acfc4b39e54fe4d8c6a88aad80f6220226d9
SHA512 a238b5326e3098b9fde286d7cd6e9826f2cd0e3f574e75ed13d3115a2f8054b76be9adbe412d22021283f2c07802ca740cebbc51f605e946949ef816011ae562
SSDEEP 49152:NeBjhYPCEPCoPCEPCEPCaTed3P+8NiPr9it7m:8YPhP5PhPhPJTehP+YiP+m
MD5 SHA1 SHA512 SSDEEP

Submit Download

NhZffnQ.h

Path C:\Users\Admin\AppData\Local\Temp\NhZffnQ.h
Size 1.7MB
SHA256 f55a75599e0dea8bde8de685d6cafe7692647e421a2f53107eb30a271cbd27df
MD5 c0656b5abd9ab9971c571fe08a19f651
SHA1 9524acfc4b39e54fe4d8c6a88aad80f6220226d9
SHA512 a238b5326e3098b9fde286d7cd6e9826f2cd0e3f574e75ed13d3115a2f8054b76be9adbe412d22021283f2c07802ca740cebbc51f605e946949ef816011ae562
SSDEEP 49152:NeBjhYPCEPCoPCEPCEPCaTed3P+8NiPr9it7m:8YPhP5PhPhPJTehP+YiP+m
MD5 SHA1 SHA512 SSDEEP

Submit Download

NhZffnQ.h

Path C:\Users\Admin\AppData\Local\Temp\NhZffnQ.h
Size 1.7MB
SHA256 f55a75599e0dea8bde8de685d6cafe7692647e421a2f53107eb30a271cbd27df
MD5 c0656b5abd9ab9971c571fe08a19f651
SHA1 9524acfc4b39e54fe4d8c6a88aad80f6220226d9
SHA512 a238b5326e3098b9fde286d7cd6e9826f2cd0e3f574e75ed13d3115a2f8054b76be9adbe412d22021283f2c07802ca740cebbc51f605e946949ef816011ae562
SSDEEP 49152:NeBjhYPCEPCoPCEPCEPCaTed3P+8NiPr9it7m:8YPhP5PhPhPJTehP+YiP+m
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/1696-153-0x00000000030F0000-0x00000000031DF000-memory.dmp

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memory/1696-150-0x00000000032B0000-0x0000000003365000-memory.dmp

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memory/1696-149-0x00000000031E0000-0x00000000032A8000-memory.dmp

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memory/1696-148-0x00000000030F0000-0x00000000031DF000-memory.dmp

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memory/1696-147-0x0000000002EC0000-0x0000000002FF3000-memory.dmp

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memory/3324-137-0x0000000002670000-0x0000000002828000-memory.dmp

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memory/3324-141-0x0000000002E60000-0x0000000002F15000-memory.dmp

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memory/3324-140-0x0000000002D90000-0x0000000002E58000-memory.dmp

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memory/3324-139-0x0000000002CA0000-0x0000000002D8F000-memory.dmp

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memory/3324-138-0x0000000002A70000-0x0000000002BA3000-memory.dmp

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memory/3324-154-0x0000000002CA0000-0x0000000002D8F000-memory.dmp

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads