Analysis

  • max time kernel
    150s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 10:40

General

  • Target

    e9efdad6c6f95c1afc1c90da145c6c38bf0cd5d250ae8758363a75ca83df3052.exe

  • Size

    76KB

  • MD5

    5132f3f3b6b566fb39fee90fe9dcbc07

  • SHA1

    62f93b315233a590bd4b77c25a3db66b0697d55f

  • SHA256

    e9efdad6c6f95c1afc1c90da145c6c38bf0cd5d250ae8758363a75ca83df3052

  • SHA512

    39ef09b48dfa1caa86393ad8cb2384c6ca7ffcb368a706e97c3fc17bdcfec01598d851d55f8e7f66a4263414c3e25e71b3139d1df45fd12065bc37d966af177d

  • SSDEEP

    768:ae8bNRqsuhlGOBnhgFwumSCbxTGy/BBGg4NKJJKqUThbJ32+ve7i40vN0TlT+Xk1:OnqJu3abBGy3G8V0iuo9

Score
10/10

Malware Config

Signatures

  • Modifies system executable filetype association 2 TTPs 2 IoCs
  • Modifies visibility of file extensions in Explorer 2 TTPs 2 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 6 IoCs
  • Drops file in Program Files directory 34 IoCs
  • Modifies registry class 36 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e9efdad6c6f95c1afc1c90da145c6c38bf0cd5d250ae8758363a75ca83df3052.exe
    "C:\Users\Admin\AppData\Local\Temp\e9efdad6c6f95c1afc1c90da145c6c38bf0cd5d250ae8758363a75ca83df3052.exe"
    1⤵
    • Modifies system executable filetype association
    • Modifies visibility of file extensions in Explorer
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:800
    • \??\c:\Documents and Settings\Admin\Application Data\Microsoft\vcg.exe
      "c:\Documents and Settings\Admin\Application Data\Microsoft\vcg.exe" e9efdad6c6f95c1afc1c90da145c6c38bf0cd5d250ae8758363a75ca83df3052
      2⤵
      • Modifies system executable filetype association
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Enumerates connected drives
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:1928

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\vcg.exe

    Filesize

    76KB

    MD5

    b07ee1bb68e124740bef88f736c6f02b

    SHA1

    9f26980fcdcb0c7f97bcba026d8b55655228e573

    SHA256

    0c165c111c5b9add4082dbea855aa46bc51ea705c517b2d6e54901a2bd368724

    SHA512

    be23f262d91b456e8aa21a38ee6dfba50d3405c34546d9fc0ec468e0c7d05eba5feaccdacb59b29c1f91faf81901c1b0d83d522c0fe7fb5060046c87ed11114f

  • \??\c:\Documents and Settings\Admin\Application Data\Microsoft\vcg.exe

    Filesize

    76KB

    MD5

    b07ee1bb68e124740bef88f736c6f02b

    SHA1

    9f26980fcdcb0c7f97bcba026d8b55655228e573

    SHA256

    0c165c111c5b9add4082dbea855aa46bc51ea705c517b2d6e54901a2bd368724

    SHA512

    be23f262d91b456e8aa21a38ee6dfba50d3405c34546d9fc0ec468e0c7d05eba5feaccdacb59b29c1f91faf81901c1b0d83d522c0fe7fb5060046c87ed11114f

  • \??\c:\windows\SysWOW64\Windows 3D.scr

    Filesize

    76KB

    MD5

    63b38028d3f72ba1a05258f97095ba85

    SHA1

    a725820de427b7ca659c9cf0dd38c4da298060e0

    SHA256

    d9212d6be93112ab0758771d512cf003143c1c4b13840d88f07a9704853a5b98

    SHA512

    ad62be98fe72fb6b2eae7fa76d79ef8fd0af5fcaa48fafd72c7e04b390646bb1eb06853c5addd2a5c19cc8c42e7d7a4b84dfee1127dd6335b2157f215a43e6e2

  • \??\c:\windows\SysWOW64\maxtrox.txt

    Filesize

    8B

    MD5

    24865ca220aa1936cbac0a57685217c5

    SHA1

    37f687cafe79e91eae6cbdffbf2f7ad3975f5e83

    SHA256

    841e95fa333ed89085bfbab19bb658d96ed0c837d25721411233fa55c860c743

    SHA512

    c8d3f514c72f48fed5de9582c4252cf5466a9d32866d8df3631ba9274ed734bb95139e4909e8116a10947fc1afa1dbeb33809da6ec050e6e4eb83d5241aeb062

  • \Users\Admin\AppData\Roaming\Microsoft\vcg.exe

    Filesize

    76KB

    MD5

    b07ee1bb68e124740bef88f736c6f02b

    SHA1

    9f26980fcdcb0c7f97bcba026d8b55655228e573

    SHA256

    0c165c111c5b9add4082dbea855aa46bc51ea705c517b2d6e54901a2bd368724

    SHA512

    be23f262d91b456e8aa21a38ee6dfba50d3405c34546d9fc0ec468e0c7d05eba5feaccdacb59b29c1f91faf81901c1b0d83d522c0fe7fb5060046c87ed11114f

  • \Users\Admin\AppData\Roaming\Microsoft\vcg.exe

    Filesize

    76KB

    MD5

    b07ee1bb68e124740bef88f736c6f02b

    SHA1

    9f26980fcdcb0c7f97bcba026d8b55655228e573

    SHA256

    0c165c111c5b9add4082dbea855aa46bc51ea705c517b2d6e54901a2bd368724

    SHA512

    be23f262d91b456e8aa21a38ee6dfba50d3405c34546d9fc0ec468e0c7d05eba5feaccdacb59b29c1f91faf81901c1b0d83d522c0fe7fb5060046c87ed11114f

  • \Users\Admin\AppData\Roaming\Microsoft\vcg.exe

    Filesize

    76KB

    MD5

    b07ee1bb68e124740bef88f736c6f02b

    SHA1

    9f26980fcdcb0c7f97bcba026d8b55655228e573

    SHA256

    0c165c111c5b9add4082dbea855aa46bc51ea705c517b2d6e54901a2bd368724

    SHA512

    be23f262d91b456e8aa21a38ee6dfba50d3405c34546d9fc0ec468e0c7d05eba5feaccdacb59b29c1f91faf81901c1b0d83d522c0fe7fb5060046c87ed11114f

  • \Users\Admin\AppData\Roaming\Microsoft\vcg.exe

    Filesize

    76KB

    MD5

    b07ee1bb68e124740bef88f736c6f02b

    SHA1

    9f26980fcdcb0c7f97bcba026d8b55655228e573

    SHA256

    0c165c111c5b9add4082dbea855aa46bc51ea705c517b2d6e54901a2bd368724

    SHA512

    be23f262d91b456e8aa21a38ee6dfba50d3405c34546d9fc0ec468e0c7d05eba5feaccdacb59b29c1f91faf81901c1b0d83d522c0fe7fb5060046c87ed11114f

  • memory/800-54-0x0000000075521000-0x0000000075523000-memory.dmp

    Filesize

    8KB

  • memory/1928-58-0x0000000000000000-mapping.dmp