Overview

overview

9

Static

static

7

b3fa4ffc8a...0N.exe

windows7-x64

9

b3fa4ffc8a...0N.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    b3fa4ffc8a6c23cbafc204d0f83a71e0N.exe

  • Size

    107KB

  • Sample

    240905-pyqdqssakg

  • MD5

    b3fa4ffc8a6c23cbafc204d0f83a71e0

  • SHA1

    d802062d4038d00a4f212307a555c37e3ae40b65

  • SHA256

    b413ffe7b00b9115bae33230f43d7f2b591502d7cf8a39e056b20fc5e7aba42d

  • SHA512

    f91ddcb8ca0db4819d281389427e5a5b3d6c8430cfe50444f1db5c669a425b095029a2de75528880379269b4fb51a809b7abb61026dc0efd29a015d47ebd36fc

  • SSDEEP

    1536:CTW7JJZENTNyavf73tQqarjr1TW7JJZENTNyavf73tQqarjrj:htEvfjqqPtEvfjqqi

Score
9/10
discoveryransomwareupx

Malware Config

Targets

    • Target

      b3fa4ffc8a6c23cbafc204d0f83a71e0N.exe

    • Size

      107KB

    • MD5

      b3fa4ffc8a6c23cbafc204d0f83a71e0

    • SHA1

      d802062d4038d00a4f212307a555c37e3ae40b65

    • SHA256

      b413ffe7b00b9115bae33230f43d7f2b591502d7cf8a39e056b20fc5e7aba42d

    • SHA512

      f91ddcb8ca0db4819d281389427e5a5b3d6c8430cfe50444f1db5c669a425b095029a2de75528880379269b4fb51a809b7abb61026dc0efd29a015d47ebd36fc

    • SSDEEP

      1536:CTW7JJZENTNyavf73tQqarjr1TW7JJZENTNyavf73tQqarjrj:htEvfjqqPtEvfjqqi

    Score
    9/10
    discoveryransomwareupx

    • Renames multiple (4300) files with added filename extension

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

      ransomware

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

      upx

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks