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Overview

overview

10

Static

static

7

d91b999125...62.exe

windows7-x64

10

d91b999125...62.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    d91b999125c1bb8daefbe8ed0542219c621b6ad2bc05e82f97e307ac9fb7f762

  • Size

    536KB

  • Sample

    231010-ztnz8ach26

  • MD5

    46fd8fc7865ac89b6bfe276b104d87d6

  • SHA1

    af73c435c1927659c6856e3c5fcf4a74ccd92a07

  • SHA256

    d91b999125c1bb8daefbe8ed0542219c621b6ad2bc05e82f97e307ac9fb7f762

  • SHA512

    d28cf792001190166e7687fcdc3455941b6883f73da61524ee826107edd2531ef086a8021e47a4273170b49bedefd00b68af698da847bcc62d5fbbf5b2ffb121

  • SSDEEP

    12288:8hf0Bs9bDDq9huzJgIJzgXaEw9Stu/aB9a/Okx2LIa:8dQyDLzJTveuK0/Okx2LF

Score
10/10
upx

Malware Config

Targets

    • Target

      d91b999125c1bb8daefbe8ed0542219c621b6ad2bc05e82f97e307ac9fb7f762

    • Size

      536KB

    • MD5

      46fd8fc7865ac89b6bfe276b104d87d6

    • SHA1

      af73c435c1927659c6856e3c5fcf4a74ccd92a07

    • SHA256

      d91b999125c1bb8daefbe8ed0542219c621b6ad2bc05e82f97e307ac9fb7f762

    • SHA512

      d28cf792001190166e7687fcdc3455941b6883f73da61524ee826107edd2531ef086a8021e47a4273170b49bedefd00b68af698da847bcc62d5fbbf5b2ffb121

    • SSDEEP

      12288:8hf0Bs9bDDq9huzJgIJzgXaEw9Stu/aB9a/Okx2LIa:8dQyDLzJTveuK0/Okx2LF

    Score
    10/10
    upx

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • UPX packed file

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

      upx

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks