General

  • Target

    vosfn.exe

  • Size

    21.3MB

  • Sample

    250124-1gscjs1mcq

  • MD5

    9ba7486280499dc54dff9a02b80baac6

  • SHA1

    cca0585028bce98398c39b885ba4461a7b5b6ea1

  • SHA256

    1a6e578000faaaf8b3ba921009ac9208480d33cf0e08b6bec9781c9f684fb237

  • SHA512

    3d61aee358117c4e3420314bf5669994e7ce862bc354e129ce120d66bfd7a201ac6da779dea8257349e75b2fc5976d595dbf8a2db1e535f472e7a2469ffb2a25

  • SSDEEP

    393216:ymkILbJ6LmC8+ocQtN2dZQmyfcnXThRleRso9urEUWjC3zDbF4frp:yxcILmC8BcQ72dZQoXde68dbCp4f9

Malware Config

Targets

    • Target

      vosfn.exe

    • Size

      21.3MB

    • MD5

      9ba7486280499dc54dff9a02b80baac6

    • SHA1

      cca0585028bce98398c39b885ba4461a7b5b6ea1

    • SHA256

      1a6e578000faaaf8b3ba921009ac9208480d33cf0e08b6bec9781c9f684fb237

    • SHA512

      3d61aee358117c4e3420314bf5669994e7ce862bc354e129ce120d66bfd7a201ac6da779dea8257349e75b2fc5976d595dbf8a2db1e535f472e7a2469ffb2a25

    • SSDEEP

      393216:ymkILbJ6LmC8+ocQtN2dZQmyfcnXThRleRso9urEUWjC3zDbF4frp:yxcILmC8BcQ72dZQoXde68dbCp4f9

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Drops file in Drivers directory

    • Clipboard Data

      Adversaries may collect data stored in the clipboard from users copying information within or between applications.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • Enumerates processes with tasklist

    • Hide Artifacts: Hidden Files and Directories

    • UPX packed file

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

    • Target

      (��@�0q.pyc

    • Size

      1KB

    • MD5

      384b6a79ed8847c855dea1036f624f91

    • SHA1

      49cefd868a9f23dd6aaca935beea838994464913

    • SHA256

      3cb97cbf6b555c6b7d79ef26a3524d5742e95e95aae0242bf6a467d88fb0ca74

    • SHA512

      f227d28fc487a975f6af3b0de748a955d745fd024b456052b6783089b7a91eab97f8de3460cbdfd064680987d5a1e616d360361f3de96e48b209f13a195872fa

    Score
    1/10

MITRE ATT&CK Enterprise v15

Tasks