Analysis

  • max time kernel
    140s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-11-2024 02:24

General

  • Target

    2024-11-18_1460fcc4862225f83fb9b0b6c1a8a379_gandcrab_wapomi.exe

  • Size

    90KB

  • MD5

    1460fcc4862225f83fb9b0b6c1a8a379

  • SHA1

    1300657e5bc2ba5935e16db8fb7d38e9872378c7

  • SHA256

    46eb4ffb64dd562b3292a776df28acdaf2d8dd2baf42833716477a15687bcd8f

  • SHA512

    1aa4f9d35005a8a5003bf684d084cfd51642d22daefd6eacc5637cdceb2609e226b0b1622a217d87fb3f7b15d4ff11832d5d20acec5087d0c5e898402ee33d85

  • SSDEEP

    1536:F555555555555pmgSeGDjtQhnwmmB0yJMqqU+2bbbAV2/S2mr3IdE8mne0Avu5rS:CMSjOnrmBxMqqDL2/mr3IdE8we0Avu52

Malware Config

Extracted

Family

gandcrab

C2

http://gdcbghvjyqy7jclk.onion.top/

Extracted

Family

bdaejec

C2

ddos.dnsnb8.net

Signatures

  • Bdaejec

    Bdaejec is a backdoor written in C++.

  • Bdaejec family
  • Detects Bdaejec Backdoor. 1 IoCs

    Bdaejec is backdoor written in C++.

  • GandCrab payload 2 IoCs
  • Gandcrab

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

  • Gandcrab family
  • 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\2024-11-18_1460fcc4862225f83fb9b0b6c1a8a379_gandcrab_wapomi.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-11-18_1460fcc4862225f83fb9b0b6c1a8a379_gandcrab_wapomi.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:2844
    • C:\Users\Admin\AppData\Local\Temp\HPG.exe
      C:\Users\Admin\AppData\Local\Temp\HPG.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:2324
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\462f5345.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1448
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup nomoreransom.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4616
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup emsisoft.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1288
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup gandcrab.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2336
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup nomoreransom.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:224
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup emsisoft.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1664
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup gandcrab.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2520
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup nomoreransom.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2436
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup emsisoft.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1424
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup gandcrab.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4484
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup nomoreransom.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1556
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup emsisoft.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1592
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup gandcrab.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2308
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup nomoreransom.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1872
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup emsisoft.bit dns1.soprodns.ru
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2044

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\DQ67RYHS\k2[1].rar

    Filesize

    4B

    MD5

    d3b07384d113edec49eaa6238ad5ff00

    SHA1

    f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

    SHA256

    b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

    SHA512

    0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

  • C:\Users\Admin\AppData\Local\Temp\462f5345.bat

    Filesize

    181B

    MD5

    ba0f7f059493767ee69773273d9956fc

    SHA1

    79d9bf568ec3a8abccb731bfc5de8993eb459900

    SHA256

    264f2a6bf7a4568f73e94700a1d5d2479affeaad9cb855c3ade777a894341610

    SHA512

    3d04a396e6aafab9731d9102654232f88cdca990c0f26a0178e021466573ea6a47a49aa45c09c999d1ec21291f30d2d4388f771b8691ad68a92ddd43d2e9db33

  • C:\Users\Admin\AppData\Local\Temp\644455E5.exe

    Filesize

    4B

    MD5

    20879c987e2f9a916e578386d499f629

    SHA1

    c7b33ddcc42361fdb847036fc07e880b81935d5d

    SHA256

    9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

    SHA512

    bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

    Filesize

    15KB

    MD5

    f7d21de5c4e81341eccd280c11ddcc9a

    SHA1

    d4e9ef10d7685d491583c6fa93ae5d9105d815bd

    SHA256

    4485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794

    SHA512

    e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3

  • memory/2324-4-0x00000000004B0000-0x00000000004B9000-memory.dmp

    Filesize

    36KB

  • memory/2324-50-0x00000000004B0000-0x00000000004B9000-memory.dmp

    Filesize

    36KB

  • memory/2844-0-0x0000000000740000-0x000000000075B000-memory.dmp

    Filesize

    108KB

  • memory/2844-52-0x0000000000740000-0x000000000075B000-memory.dmp

    Filesize

    108KB