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Analysis

  • max time kernel
    167s
  • max time network
    175s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/04/2024, 20:00

General

  • Target

    323875be6f0aefa4f97ecf1c68cb227af0a85d5ad3e457e53621c4b1c64c8c7a.exe

  • Size

    355KB

  • MD5

    dfd66b395c4f6b6e3b317c87af46ab14

  • SHA1

    e01be7f31115b7056525834584c11698d659f60d

  • SHA256

    323875be6f0aefa4f97ecf1c68cb227af0a85d5ad3e457e53621c4b1c64c8c7a

  • SHA512

    8c53a31ac833e2c7f26af01abe4bfd602768c04e269db55010f833946588504bab4a6943bf7b49b70fa33ff84227507858f56854b00368323ed7f870546d669a

  • SSDEEP

    6144:/qvk3Q5ibjnNuuXckaL7pbRBkce97aw/N4L7oQ:/qvMQ5ibjnwka3pbRC19Gw/NsoQ

Score
10/10

Malware Config

Signatures

  • Blackmoon, KrBanker

    Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

  • Detect Blackmoon payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\323875be6f0aefa4f97ecf1c68cb227af0a85d5ad3e457e53621c4b1c64c8c7a.exe
    "C:\Users\Admin\AppData\Local\Temp\323875be6f0aefa4f97ecf1c68cb227af0a85d5ad3e457e53621c4b1c64c8c7a.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3328
    • C:\Users\Admin\AppData\Local\Temp\Systemwoxpw.exe
      "C:\Users\Admin\AppData\Local\Temp\Systemwoxpw.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:4440
  • 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=5248 --field-trial-handle=2236,i,5367110156796017614,12594004256180761011,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3180

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      355KB

      MD5

      c582d29aec1b4442b59440738df50028

      SHA1

      86bd17a7f49effbb1cea3edabb50eaec6645ff18

      SHA256

      1415dd1f829eee24097bcb88532eb4a69cb22aeecbdba84997b5d9352054a95d

      SHA512

      3566ce80bde22df8ba61f11d53fdd616209e6374a761ee8b1c165817e5828355a934528d7b627c19c533b1222459b464790781638f7446b63b509c8541905a81

    • C:\Users\Admin\AppData\Local\Temp\fpath.ini

      Filesize

      102B

      MD5

      064a8d51c507884ea1899b30dff325aa

      SHA1

      72771a500214c0e399a96a8245c44e628b9f2a0c

      SHA256

      7eed1c50ed4b04a2103a8e6ac7d00dcda9f831182031cd5999e0139ea6a9b058

      SHA512

      6ee33e6b36de2d1a0513fe8d98d1668b8393ecaf8ef3ef1b316f67b7d5a214e139a0561c0618b2df7d6309c6ec1771b4aedb31286876e89c5f02b69180ec4dd7