Resubmissions

18-04-2024 05:06

240418-frk11adc2x 10

18-04-2024 05:06

240418-frg94sdc2v 10

18-04-2024 05:06

240418-frd8fsdb9y 10

18-04-2024 05:06

240418-frdlxsbh73 10

18-04-2024 05:06

240418-frda6adb9x 10

Analysis

  • max time kernel
    301s
  • max time network
    300s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-04-2024 13:38

General

  • Target

    5e240877008b5a5cdd5b9f84fb53760ee68268e935588b625f414ad633c727a0.exe

  • Size

    527KB

  • MD5

    5764f48fdd3277b92114e60010f14fde

  • SHA1

    759ca2314be4f0fa951ac4d410f1db79b594dc78

  • SHA256

    5e240877008b5a5cdd5b9f84fb53760ee68268e935588b625f414ad633c727a0

  • SHA512

    06af25640135771564c18f97294f23b5640991222c20a02004b860694025173c5ac9379e39656d8326da4effb14ef615546fea865ec3745a94f82f64ef311f64

  • SSDEEP

    6144:m9X0GPt/p90FOKWU3TDPTuU4ldQZ7OTcaYEQSh9Ty0y6c4H3yEDFDQMb6Ph0VA4B:I02PWw9C6hlSZ6g2G0yKHp1VbWabfBnR

Score
10/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Uses Tor communications 1 TTPs

    Malware can proxy its traffic through Tor for more anonymity.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5e240877008b5a5cdd5b9f84fb53760ee68268e935588b625f414ad633c727a0.exe
    "C:\Users\Admin\AppData\Local\Temp\5e240877008b5a5cdd5b9f84fb53760ee68268e935588b625f414ad633c727a0.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:636
    • C:\Users\Admin\AppData\Local\Temp\5e240877008b5a5cdd5b9f84fb53760ee68268e935588b625f414ad633c727a0.exe
      "C:\Users\Admin\AppData\Local\Temp\5e240877008b5a5cdd5b9f84fb53760ee68268e935588b625f414ad633c727a0.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4968
      • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
        "C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe"
        3⤵
        • Executes dropped EXE
        PID:1916
  • 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=4340 --field-trial-handle=2252,i,16022092570067181109,3235558581947505669,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2464

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe

      Filesize

      3KB

      MD5

      b4cd27f2b37665f51eb9fe685ec1d373

      SHA1

      7f08febf0fdb7fc9f8bf35a10fb11e7de431abe0

      SHA256

      91f1023142b7babf6ff75dad984c2a35bde61dc9e61f45483f4b65008576d581

      SHA512

      e025f65224d78f5fd0abebe281ac0d44a385b2641e367cf39eed6aefada20a112ac47f94d7febc4424f1db6a6947bac16ff83ef93a8d745b3cddfdbe64c49a1e

    • C:\Users\Admin\AppData\Local\Temp\nsf45B0.tmp\System.dll

      Filesize

      11KB

      MD5

      fccff8cb7a1067e23fd2e2b63971a8e1

      SHA1

      30e2a9e137c1223a78a0f7b0bf96a1c361976d91

      SHA256

      6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e

      SHA512

      f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c

    • C:\Users\Admin\AppData\Local\Temp\x64btit.txt

      Filesize

      28B

      MD5

      15ed1e60e20f5ed3b74552e3ca8aa7ef

      SHA1

      053d655d468f13c554108d0ded3f1b6dcf8421ca

      SHA256

      76e67f60ddd02e6acf8b29b754d324660919c1dcd64ced48e3268f343f6476d1

      SHA512

      2bd4556ad40368788650dfca2b7c5a4cd9747cc7e0679c83d5b11ea59b54ce881695bafc5037afa54a647e2aa744222d4cf0ce20b99286923734a037f162ad97

    • memory/4968-22-0x0000000000660000-0x00000000006FF000-memory.dmp

      Filesize

      636KB

    • memory/4968-24-0x0000000000400000-0x0000000000456000-memory.dmp

      Filesize

      344KB

    • memory/4968-11-0x0000000000660000-0x00000000006FF000-memory.dmp

      Filesize

      636KB

    • memory/4968-12-0x0000000000660000-0x00000000006FF000-memory.dmp

      Filesize

      636KB

    • memory/4968-13-0x0000000000660000-0x00000000006FF000-memory.dmp

      Filesize

      636KB

    • memory/4968-14-0x0000000000660000-0x00000000006FF000-memory.dmp

      Filesize

      636KB

    • memory/4968-15-0x0000000000660000-0x00000000006FF000-memory.dmp

      Filesize

      636KB

    • memory/4968-9-0x0000000000400000-0x0000000000456000-memory.dmp

      Filesize

      344KB

    • memory/4968-8-0x0000000000400000-0x0000000000456000-memory.dmp

      Filesize

      344KB

    • memory/4968-6-0x0000000000400000-0x0000000000456000-memory.dmp

      Filesize

      344KB

    • memory/4968-23-0x0000000000660000-0x00000000006FF000-memory.dmp

      Filesize

      636KB

    • memory/4968-10-0x0000000000660000-0x00000000006FF000-memory.dmp

      Filesize

      636KB

    • memory/4968-27-0x0000000000660000-0x00000000006FF000-memory.dmp

      Filesize

      636KB

    • memory/4968-30-0x0000000000660000-0x00000000006FF000-memory.dmp

      Filesize

      636KB

    • memory/4968-34-0x0000000000660000-0x00000000006FF000-memory.dmp

      Filesize

      636KB

    • memory/4968-36-0x0000000000660000-0x00000000006FF000-memory.dmp

      Filesize

      636KB

    • memory/4968-38-0x0000000000660000-0x00000000006FF000-memory.dmp

      Filesize

      636KB

    • memory/4968-42-0x0000000000660000-0x00000000006FF000-memory.dmp

      Filesize

      636KB

    • memory/4968-46-0x0000000000660000-0x00000000006FF000-memory.dmp

      Filesize

      636KB

    • memory/4968-48-0x0000000000660000-0x00000000006FF000-memory.dmp

      Filesize

      636KB

    • memory/4968-51-0x0000000000660000-0x00000000006FF000-memory.dmp

      Filesize

      636KB