Analysis

  • max time kernel
    71s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    01-12-2022 19:13

General

  • Target

    b31376da63c002359bc1bbc94795f36cc6f0a0a1ecee0c2f0f735722267ede13.exe

  • Size

    348KB

  • MD5

    47a0b307f91153244e04993f9b0f860c

  • SHA1

    5046525f6eb127b907de97a70e106506a1772d74

  • SHA256

    b31376da63c002359bc1bbc94795f36cc6f0a0a1ecee0c2f0f735722267ede13

  • SHA512

    f1b23dc60d28c31a622135f872a1580a89cab1e729656c2f9cb69b314feb3bd9a123ef9cf0bf0c73d30e4ec2646876bb8a6d51bd7d1cfe74ad39c92bd5e3647c

  • SSDEEP

    6144:Q5PjeSKCbi8H8WrT3+ANDFpbTTNFGLi9oH2VS3dFW4tc8QztFBkg:Q1eTC+qRv3+ABTTNEiW6S3dJe/3Bj

Malware Config

Signatures

  • Disables taskbar notifications via registry modification
  • Executes dropped EXE 1 IoCs
  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 16 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 17 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b31376da63c002359bc1bbc94795f36cc6f0a0a1ecee0c2f0f735722267ede13.exe
    "C:\Users\Admin\AppData\Local\Temp\b31376da63c002359bc1bbc94795f36cc6f0a0a1ecee0c2f0f735722267ede13.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1424
    • C:\Users\Admin\AppData\Local\vdv.exe
      "C:\Users\Admin\AppData\Local\vdv.exe" -gav C:\Users\Admin\AppData\Local\Temp\b31376da63c002359bc1bbc94795f36cc6f0a0a1ecee0c2f0f735722267ede13.exe
      2⤵
      • Executes dropped EXE
      • Deletes itself
      PID:1252
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Modifies Installed Components in the registry
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:976
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x5b0
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1644

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\vdv.exe

    Filesize

    348KB

    MD5

    47a0b307f91153244e04993f9b0f860c

    SHA1

    5046525f6eb127b907de97a70e106506a1772d74

    SHA256

    b31376da63c002359bc1bbc94795f36cc6f0a0a1ecee0c2f0f735722267ede13

    SHA512

    f1b23dc60d28c31a622135f872a1580a89cab1e729656c2f9cb69b314feb3bd9a123ef9cf0bf0c73d30e4ec2646876bb8a6d51bd7d1cfe74ad39c92bd5e3647c

  • C:\Users\Admin\AppData\Local\vdv.exe

    Filesize

    348KB

    MD5

    47a0b307f91153244e04993f9b0f860c

    SHA1

    5046525f6eb127b907de97a70e106506a1772d74

    SHA256

    b31376da63c002359bc1bbc94795f36cc6f0a0a1ecee0c2f0f735722267ede13

    SHA512

    f1b23dc60d28c31a622135f872a1580a89cab1e729656c2f9cb69b314feb3bd9a123ef9cf0bf0c73d30e4ec2646876bb8a6d51bd7d1cfe74ad39c92bd5e3647c

  • \Users\Admin\AppData\Local\vdv.exe

    Filesize

    348KB

    MD5

    47a0b307f91153244e04993f9b0f860c

    SHA1

    5046525f6eb127b907de97a70e106506a1772d74

    SHA256

    b31376da63c002359bc1bbc94795f36cc6f0a0a1ecee0c2f0f735722267ede13

    SHA512

    f1b23dc60d28c31a622135f872a1580a89cab1e729656c2f9cb69b314feb3bd9a123ef9cf0bf0c73d30e4ec2646876bb8a6d51bd7d1cfe74ad39c92bd5e3647c

  • \Users\Admin\AppData\Local\vdv.exe

    Filesize

    348KB

    MD5

    47a0b307f91153244e04993f9b0f860c

    SHA1

    5046525f6eb127b907de97a70e106506a1772d74

    SHA256

    b31376da63c002359bc1bbc94795f36cc6f0a0a1ecee0c2f0f735722267ede13

    SHA512

    f1b23dc60d28c31a622135f872a1580a89cab1e729656c2f9cb69b314feb3bd9a123ef9cf0bf0c73d30e4ec2646876bb8a6d51bd7d1cfe74ad39c92bd5e3647c

  • memory/976-69-0x000007FEFC001000-0x000007FEFC003000-memory.dmp

    Filesize

    8KB

  • memory/1252-78-0x0000000002140000-0x0000000002221000-memory.dmp

    Filesize

    900KB

  • memory/1252-77-0x0000000000400000-0x00000000004F0000-memory.dmp

    Filesize

    960KB

  • memory/1252-74-0x0000000002140000-0x0000000002221000-memory.dmp

    Filesize

    900KB

  • memory/1252-73-0x00000000001C0000-0x00000000001C6000-memory.dmp

    Filesize

    24KB

  • memory/1252-65-0x0000000000000000-mapping.dmp

  • memory/1252-72-0x0000000000400000-0x00000000004F0000-memory.dmp

    Filesize

    960KB

  • memory/1424-57-0x0000000000400000-0x00000000004F0000-memory.dmp

    Filesize

    960KB

  • memory/1424-68-0x0000000002160000-0x0000000002241000-memory.dmp

    Filesize

    900KB

  • memory/1424-56-0x0000000000400000-0x00000000004F0000-memory.dmp

    Filesize

    960KB

  • memory/1424-67-0x0000000000400000-0x00000000004F0000-memory.dmp

    Filesize

    960KB

  • memory/1424-55-0x0000000000220000-0x0000000000226000-memory.dmp

    Filesize

    24KB

  • memory/1424-54-0x0000000000400000-0x00000000004F0000-memory.dmp

    Filesize

    960KB

  • memory/1424-58-0x0000000000230000-0x0000000000236000-memory.dmp

    Filesize

    24KB

  • memory/1424-62-0x0000000000400000-0x00000000004F0000-memory.dmp

    Filesize

    960KB

  • memory/1424-61-0x0000000076151000-0x0000000076153000-memory.dmp

    Filesize

    8KB

  • memory/1424-59-0x0000000002160000-0x0000000002241000-memory.dmp

    Filesize

    900KB