Analysis

  • max time kernel
    142s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-03-2024 10:01

General

  • Target

    220720-n29q4sfad4.exe

  • Size

    1.9MB

  • MD5

    9fa1ba3e7d6e32f240c790753cdaaf8e

  • SHA1

    7bcea3fbfcb4c170c57c9050499e1fae40f5d731

  • SHA256

    fe997a590a68d98f95ac0b6c994ba69c3b2ece9841277b7fecd9dfaa6f589a87

  • SHA512

    8d2fb58cb8776ead15f445671431eae13a00b48921e545c7ecbf91829015d818d663d9369f181de669ebb771b113c2f675c3a156fac5ede019b5fad9cb8c65fe

  • SSDEEP

    49152:zHOalx8WJjq64Hv7OHxTAhEu5undVmB9dn5AI7EyP3S:Z/8WJjiPSRRu5undVmDd5VEyvS

Malware Config

Extracted

Path

C:\Users\Admin\Desktop\HOW-TO-DECRYPT-gn9cj.txt

Ransom Note
[+] What happened? [+] Your files are encrypted, and currently unavailable. You can check it: all files on you computer has extension *.gn9cj By the way, everything is possible to recover (restore), but you need to follow our instructions. Otherwise, you cant get back your data (NEVER). [+] What guarantees? [+] Its just a business. We absolutely do not care about you and your deals, except getting benefits. If we do not do our work and liabilities - nobody will cooperate with us. Its not in our interests. To check the ability of returning files, You should go to our website. There you can decrypt one file for free. That is our guarantee. If you will not cooperate with our service - for us, its does not matter. But you will lose your time and data, cause just we have the private key. In practice - time is much more valuable than money. [+] How to get access on website? [+] Using a TOR browser! - Download and install TOR browser from this site: hxxps://torproject.org/ - Open our website: hxxp://khfsk3ffg3av3rha.onion - Follow the on-screen instructions Extension name: *.gn9cj ----------------------------------------------------------------------------------------- !!! DANGER !!! DONT try to change files by yourself, DONT use any third party software for restoring your data or antivirus solutions - its may entail damge of the private key and, as result, The Loss all data. !!! !!! !!! ONE MORE TIME: Its in your interests to get your files back. From our side, we (the best specialists) will make everything possible for restoring, but please do not interfere. !!! !!! !!! ��

Signatures

  • Hades Ransomware

    Ransomware family attributed to Evil Corp APT first seen in late 2020.

  • Hades payload 6 IoCs
  • CryptOne packer 2 IoCs

    Detects CryptOne packer defined in NCC blogpost.

  • Renames multiple (156) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Executes dropped EXE 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • Views/modifies file attributes 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\220720-n29q4sfad4.exe
    "C:\Users\Admin\AppData\Local\Temp\220720-n29q4sfad4.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1152
    • C:\Users\Admin\AppData\Roaming\Wow64Shared\Pim
      C:\Users\Admin\AppData\Roaming\Wow64Shared\Pim /go
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4240
      • C:\Windows\SYSTEM32\cmd.exe
        cmd /c waitfor /t 10 pause /d y & attrib -h "C:\Users\Admin\AppData\Roaming\Wow64Shared\Pim" & del "C:\Users\Admin\AppData\Roaming\Wow64Shared\Pim" & rd "C:\Users\Admin\AppData\Roaming\Wow64Shared\"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2432
        • C:\Windows\system32\waitfor.exe
          waitfor /t 10 pause /d y
          4⤵
            PID:624
          • C:\Windows\system32\attrib.exe
            attrib -h "C:\Users\Admin\AppData\Roaming\Wow64Shared\Pim"
            4⤵
            • Views/modifies file attributes
            PID:4056
      • C:\Windows\SYSTEM32\cmd.exe
        cmd /c waitfor /t 10 pause /d y & attrib -h "C:\Users\Admin\AppData\Local\Temp\220720-n29q4sfad4.exe" & del "C:\Users\Admin\AppData\Local\Temp\220720-n29q4sfad4.exe" & rd "C:\Users\Admin\AppData\Local\Temp\"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1432
        • C:\Windows\system32\waitfor.exe
          waitfor /t 10 pause /d y
          3⤵
            PID:1792
          • C:\Windows\system32\attrib.exe
            attrib -h "C:\Users\Admin\AppData\Local\Temp\220720-n29q4sfad4.exe"
            3⤵
            • Views/modifies file attributes
            PID:932
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3816 --field-trial-handle=2264,i,15001568551143786084,90255922961447677,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:2228

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Roaming\Wow64Shared\Pim

          Filesize

          215KB

          MD5

          513e2541c47a82b56204fa462ae41fed

          SHA1

          635797234478f0655f91a958bb4dac4d48508075

          SHA256

          38f37251bf0b9e5dbefc511d253b4d8ee9839b1fd60da2cbf6b382c93d213494

          SHA512

          07e65ca3af1ec63a78b6f57be0fe6411bdd5bf6e9a7623828ca058e8beaae46b8c6c04b009b2fa2dccd6c662cf28ef90d55e19d37a35c4584c6dc6b1264c8977

        • C:\Users\Admin\AppData\Roaming\Wow64Shared\Pim

          Filesize

          165KB

          MD5

          1c0d0665515bab97c1fd2c36beb833fb

          SHA1

          a98a00937840e8304c0c40b632009ca5b433a190

          SHA256

          d213cf6ec44d98145be7ce206392cf0743ba116cb853bd46e49f90b9671bf614

          SHA512

          eca1a77ee7d12b9ff1520eb1c12e2dc8bab533e0b11ad0324e86b0ae01ebcfe626c4ea4451b7a8144fb783b137b3e2217d1afb9b808d090d07a47ade76e03fb6

        • C:\Users\Admin\Desktop\HOW-TO-DECRYPT-gn9cj.txt

          Filesize

          3KB

          MD5

          0c6d0a67b942d06fe27f41c7c582cdfe

          SHA1

          7e674cf6375b138cabca2706583d4ced7a1aef27

          SHA256

          014ea5effc97085b7832512b9ad2a5c4487265eb67e8d7b0920ef2bc8768400c

          SHA512

          53ec4509bc58f53419a8923d808c7dfdecf57dc203c37265d061aebab73147720d1c419e79578065a42c3b2a63504370f90516c3f0afad5d6997952592d3a39c

        • memory/1152-1-0x0000000140000000-0x00000001401E2000-memory.dmp

          Filesize

          1.9MB

        • memory/1152-8-0x0000000140000000-0x00000001401E2000-memory.dmp

          Filesize

          1.9MB

        • memory/1152-11-0x00000000021F0000-0x00000000023B2000-memory.dmp

          Filesize

          1.8MB

        • memory/1152-0-0x00000000021F0000-0x00000000023B2000-memory.dmp

          Filesize

          1.8MB

        • memory/1152-341-0x0000000140000000-0x00000001401E2000-memory.dmp

          Filesize

          1.9MB

        • memory/4240-14-0x0000000002190000-0x0000000002352000-memory.dmp

          Filesize

          1.8MB

        • memory/4240-117-0x0000000140000000-0x00000001401E2000-memory.dmp

          Filesize

          1.9MB

        • memory/4240-339-0x0000000140000000-0x00000001401E2000-memory.dmp

          Filesize

          1.9MB

        • memory/4240-340-0x0000000002190000-0x0000000002352000-memory.dmp

          Filesize

          1.8MB

        • memory/4240-15-0x0000000140000000-0x00000001401E2000-memory.dmp

          Filesize

          1.9MB