Analysis

  • max time kernel
    27s
  • max time network
    21s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17-09-2024 02:21

General

  • Target

    Hive Ransomware.exe

  • Size

    764KB

  • MD5

    2f9fc82898d718f2abe99c4a6fa79e69

  • SHA1

    9d336b8911c8ffd7cc809e31d5b53796bb0cc7bb

  • SHA256

    88f7544a29a2ceb175a135d9fa221cbfd3e8c71f32dd6b09399717f85ea9afd1

  • SHA512

    19f0879b1c54d305ab7a97a0d46ab79c103d4687fe37d5f9ef1934904eea48a1c66b1ac2de3dace6dc0d91623309287044c198cb0b3fc9f8453fbc9d1c0cae8b

  • SSDEEP

    12288:CinNFNkY/yU97ppM4NSBG81Np2C9H4S3iDjlLtc4wCIITIQaOI6NrwacVYV+4MsT:CinN3n/y67jM4v4kCSPDjlLtbwt8IQLH

Malware Config

Extracted

Path

C:\MSOCache\HOW_TO_DECRYPT.txt

Family

hive

Ransom Note
Your network has been breached and all data is encrypted. To decrypt all the data you will need to purchase our decryption software. Please contact our sales department at: http://hivecust6vhekztbqgdnkks64ucehqacge3dij3gyrrpdp57zoq3ooqd.onion/ Login: EQA9oydTxwXS Password: vNtgAgb3kMFmCooANNQr Follow the guidelines below to avoid losing your data: - Do not shutdown or reboot your computers, unmount external storages. - Do not try to decrypt data using third party software. It may cause irreversible damage. - Do not fool yourself. Encryption has perfect secrecy and it's impossible to decrypt without knowing the key. - Do not modify, rename or delete *.key.hive files. Your data will be undecryptable. - Do not modify or rename encrypted files. You will lose them. - Do not report to authorities. The negotiation process will be terminated immediately and the key will be erased. - Do not reject to purchase. Your sensitive data will be publicly disclosed at http://hiveleakdbtnp76ulyhi52eag6c6tyc3xw7ez7iqy6wc34gd2nekazyd.onion/
URLs

http://hivecust6vhekztbqgdnkks64ucehqacge3dij3gyrrpdp57zoq3ooqd.onion/

http://hiveleakdbtnp76ulyhi52eag6c6tyc3xw7ez7iqy6wc34gd2nekazyd.onion/

Signatures

  • Detects Go variant of Hive Ransomware 3 IoCs
  • Hive

    A ransomware written in Golang first seen in June 2021.

  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • UPX packed file 4 IoCs

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

  • Drops desktop.ini file(s) 3 IoCs
  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

  • Delays execution with timeout.exe 3 IoCs
  • Interacts with shadow copies 3 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\Hive Ransomware.exe
    "C:\Users\Admin\AppData\Local\Temp\Hive Ransomware.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2640
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c hive.bat >NUL 2>NUL
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2528
      • C:\Windows\SysWOW64\timeout.exe
        timeout 1
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:2612
      • C:\Windows\SysWOW64\timeout.exe
        timeout 1
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:2252
      • C:\Windows\SysWOW64\timeout.exe
        timeout 1
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:1536
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c shadow.bat >NUL 2>NUL
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2176
      • C:\Windows\SysWOW64\vssadmin.exe
        vssadmin.exe delete shadows /all /quiet
        3⤵
        • System Location Discovery: System Language Discovery
        • Interacts with shadow copies
        PID:2472
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2348

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-457978338-2990298471-2379561640-1000\desktop.ini

    Filesize

    129B

    MD5

    a526b9e7c716b3489d8cc062fbce4005

    SHA1

    2df502a944ff721241be20a9e449d2acd07e0312

    SHA256

    e1b9ce9b57957b1a0607a72a057d6b7a9b34ea60f3f8aa8f38a3af979bd23066

    SHA512

    d83d4c656c96c3d1809ad06ce78fa09a77781461c99109e4b81d1a186fc533a7e72d65a4cb7edf689eeccda8f687a13d3276f1111a1e72f7c3cd92a49bce0f88

  • C:\MSOCache\HOW_TO_DECRYPT.txt

    Filesize

    1KB

    MD5

    80207d0f8ea42bdfeaf9f5c586230aca

    SHA1

    747481fe2b0b6d81c3b19ba62d1e49eab6a5461f

    SHA256

    25edefb3b0678dfe0d927ff48ce67254359ba379df9468f634d02c026f0e7131

    SHA512

    73f68ce9e98d2346be1762bd54bb06ef83ae939dfbcf9b786d9b773fa454352613387d264b7a87a1c08950226553817bf01f5aa4107bc12de36a1689e2137304

  • C:\Users\Admin\AppData\Local\Temp\hive.bat

    Filesize

    184B

    MD5

    dc70612dee31a62e834e95709feaa5f7

    SHA1

    e3bbac5149ec5f27af0743d4fd332622920d518d

    SHA256

    07dc3fa1e68246d5a57206cf5ae3598a00049a80339bcd89db12fb1b10ba785c

    SHA512

    4a43ffae88b8026d272626aecb091a4177dec2ffc9f83999dc62499a2ecf80849580e32ddcbb40a57acca90e9dce1a9ab5712544fea96d4f68821c7bc39e1162

  • C:\Users\Admin\AppData\Local\Temp\shadow.bat

    Filesize

    57B

    MD5

    df5552357692e0cba5e69f8fbf06abb6

    SHA1

    4714f1e6bb75a80a8faf69434726d176b70d7bd8

    SHA256

    d158f9d53e7c37eadd3b5cc1b82d095f61484e47eda2c36d9d35f31c0b4d3ff8

    SHA512

    a837555a1175ab515e2b43da9e493ff0ccd4366ee59defe6770327818ca9afa6f3e39ecdf5262b69253aa9e2692283ee8cebc97d58edd42e676977c7f73d143d

  • memory/2640-0-0x0000000000BA0000-0x0000000000E03000-memory.dmp

    Filesize

    2.4MB

  • memory/2640-1-0x0000000000BA0000-0x0000000000E03000-memory.dmp

    Filesize

    2.4MB

  • memory/2640-2-0x0000000000BA0000-0x0000000000E03000-memory.dmp

    Filesize

    2.4MB

  • memory/2640-3-0x0000000000BA0000-0x0000000000E03000-memory.dmp

    Filesize

    2.4MB