Analysis

  • max time kernel
    150s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-07-2024 01:42

General

  • Target

    LisectAVT_2403002C_113.exe

  • Size

    162KB

  • MD5

    203dd75cbd98919e8364a12e810341af

  • SHA1

    be6f560f2bc97d2905740249337b62d1d45dcd37

  • SHA256

    9be15ab511f2392041675ba968616fcf82cdcbe458039b4f54b41824da8974f4

  • SHA512

    fbf2ab05f12c7851bbfae23c77bf9fd8bca20030ca54d829ec93ce1ecf547aaf4f326cae5319d17622bb00a93bd43885cebcf7074123bb00e4f835a05def110c

  • SSDEEP

    3072:3YHVHd2NCMqqDL2/mr3IdE8we0Avu5r++ygLIaagvdCjRv9OtNMGCH:3yOqqDL64vdGREzR

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 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 4 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\LisectAVT_2403002C_113.exe
    "C:\Users\Admin\AppData\Local\Temp\LisectAVT_2403002C_113.exe"
    1⤵
    • 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:4484
    • C:\Users\Admin\AppData\Local\Temp\TNsgvl.exe
      C:\Users\Admin\AppData\Local\Temp\TNsgvl.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2492
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\34bf4579.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:5092
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup nomoreransom.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4112
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup emsisoft.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1316
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup gandcrab.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4800
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup nomoreransom.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3532
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup emsisoft.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:5052
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup gandcrab.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4032
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup nomoreransom.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4200
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup emsisoft.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2624
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup gandcrab.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4488
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup nomoreransom.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:5116
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup emsisoft.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3808
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup gandcrab.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3188
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup nomoreransom.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4396
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup emsisoft.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4516

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\WZ04RUV6\k2[1].rar

    Filesize

    4B

    MD5

    d3b07384d113edec49eaa6238ad5ff00

    SHA1

    f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

    SHA256

    b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

    SHA512

    0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

  • C:\Users\Admin\AppData\Local\Temp\0DA15B7A.exe

    Filesize

    4B

    MD5

    20879c987e2f9a916e578386d499f629

    SHA1

    c7b33ddcc42361fdb847036fc07e880b81935d5d

    SHA256

    9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

    SHA512

    bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

  • C:\Users\Admin\AppData\Local\Temp\34bf4579.bat

    Filesize

    187B

    MD5

    ef29163debdaf188084c5ee55b466c3d

    SHA1

    894ce2a7f93cce9d3997610290fbf94d0478b221

    SHA256

    6f86671e97940e4883d792580350bc2d1beea18f1fa75591dfb84743a1e21287

    SHA512

    2f2a5404749bc56c6698a4793d2c7fa6457d64bc27b24cb1e600763cf80df560ea315113eb5082c51daf97b8e15919a907aee709fbf6fa2bbc5964f942aad0f4

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

    Filesize

    15KB

    MD5

    f7d21de5c4e81341eccd280c11ddcc9a

    SHA1

    d4e9ef10d7685d491583c6fa93ae5d9105d815bd

    SHA256

    4485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794

    SHA512

    e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3

  • memory/2492-5-0x0000000000730000-0x0000000000739000-memory.dmp

    Filesize

    36KB

  • memory/2492-49-0x0000000000730000-0x0000000000739000-memory.dmp

    Filesize

    36KB

  • memory/4484-0-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB

  • memory/4484-51-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB