Analysis

  • max time kernel
    146s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    25-07-2024 10:00

General

  • Target

    2024-07-25_9587c262dc22fce8fb638e6505ca4e7f_gandcrab_wapomi.exe

  • Size

    162KB

  • MD5

    9587c262dc22fce8fb638e6505ca4e7f

  • SHA1

    c9e2632df00e35cc8503fd8a4fc16dd146ce4193

  • SHA256

    f9a149a058bf6018b2d1827a95f80e4c2df737c156fc7cc973c44eaeafd589db

  • SHA512

    b2e1ac65b98f23804f35652fe5a0c0776efa6527136ba74f726bcf8ff8437e1ee058d5d755dcf50457f47408650b1ee1297fedc01e4b8480f7fe4f23677de09c

  • SSDEEP

    3072:DYHVHd2NCMqqDL2/mr3IdE8we0Avu5r++ygLIaagvdCjRv9OtN/GCH:DyOqqDL64vdGREzu

Malware Config

Signatures

  • GandCrab payload 2 IoCs
  • Gandcrab

    Gandcrab is a Trojan horse that encrypts files on a computer.

  • ASPack v2.12-2.42 1 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 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 Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 17 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-07-25_9587c262dc22fce8fb638e6505ca4e7f_gandcrab_wapomi.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-07-25_9587c262dc22fce8fb638e6505ca4e7f_gandcrab_wapomi.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Enumerates connected drives
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2384
    • C:\Users\Admin\AppData\Local\Temp\pqlbkt.exe
      C:\Users\Admin\AppData\Local\Temp\pqlbkt.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2540
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\5f770ad5.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2260
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup nomoreransom.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2672
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup emsisoft.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2392
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup gandcrab.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2076
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup nomoreransom.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1280
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup emsisoft.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1848
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup gandcrab.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2980
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup nomoreransom.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2104
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup emsisoft.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:448
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup gandcrab.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:496
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup nomoreransom.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:648
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup emsisoft.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1548
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup gandcrab.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2716
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup nomoreransom.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1056
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup emsisoft.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1812

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\69P6875H\k2[1].rar

    Filesize

    4B

    MD5

    d3b07384d113edec49eaa6238ad5ff00

    SHA1

    f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

    SHA256

    b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

    SHA512

    0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

  • C:\Users\Admin\AppData\Local\Temp\35D41195.exe

    Filesize

    4B

    MD5

    20879c987e2f9a916e578386d499f629

    SHA1

    c7b33ddcc42361fdb847036fc07e880b81935d5d

    SHA256

    9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

    SHA512

    bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

  • C:\Users\Admin\AppData\Local\Temp\5f770ad5.bat

    Filesize

    187B

    MD5

    c31181705ddce8517bbd1a134e8f78f6

    SHA1

    9fef6c230c25d00976e669abcdb8cf0c8c6f3d74

    SHA256

    6184ca8e0536ed6a5b46533105cb15feeca3f0b48eed38ca70013f0eec646f76

    SHA512

    124989f9a1249d70608958c0a76ee3bc337444d9bafd93857119eb2a42cc0b88f6ef4d383c19fff494a265059f4d7484c72db8ef0586fabacef27acc744921cb

  • C:\Users\Admin\AppData\Local\Temp\pqlbkt.exe

    Filesize

    15KB

    MD5

    f7d21de5c4e81341eccd280c11ddcc9a

    SHA1

    d4e9ef10d7685d491583c6fa93ae5d9105d815bd

    SHA256

    4485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794

    SHA512

    e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3

  • memory/2384-1-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB

  • memory/2384-10-0x0000000000230000-0x0000000000239000-memory.dmp

    Filesize

    36KB

  • memory/2384-9-0x0000000000230000-0x0000000000239000-memory.dmp

    Filesize

    36KB

  • memory/2384-59-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB

  • memory/2540-11-0x0000000000A90000-0x0000000000A99000-memory.dmp

    Filesize

    36KB

  • memory/2540-57-0x0000000000A90000-0x0000000000A99000-memory.dmp

    Filesize

    36KB