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Analysis

  • max time kernel
    94s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/07/2024, 07:42

General

  • Target

    2 Vkontakte Smart Avatark/2 Vkontakte Smart Avatark .exe

  • Size

    149KB

  • MD5

    cc4ca16249d1d659b5261f2ef0230b5b

  • SHA1

    c1f89e1bcfc913505519e47d89def027061eae71

  • SHA256

    8194af2417a6e979cdc1d9df203bbababb0ef5d290cf7609dfb07b378b069609

  • SHA512

    6d5c625024a12b36ac5a5213ea472dcf2cb79bfc6bbc7c47f151095b22878da4ac4668db3170b1de8e7646ec38995e054dbcd83979971986831bb50e8ee69f55

  • SSDEEP

    3072:uZ1UE7Zk06M6fjScmUdt+LPGvtix2n2Az5S31AibtLOQeJ7aWC:uZpL6MEjwTxqbz5S31jtLOLdC

Score
10/10

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops autorun.inf file 1 TTPs 3 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2 Vkontakte Smart Avatark\2 Vkontakte Smart Avatark .exe
    "C:\Users\Admin\AppData\Local\Temp\2 Vkontakte Smart Avatark\2 Vkontakte Smart Avatark .exe"
    1⤵
    • Modifies visibility of file extensions in Explorer
    • Enumerates connected drives
    • Drops autorun.inf file
    • Drops file in Program Files directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    PID:3428
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3428 -s 1192
      2⤵
      • Program crash
      PID:3652
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3428 -ip 3428
    1⤵
      PID:2216
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:1548

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\autorun.inf

        Filesize

        126B

        MD5

        163e20cbccefcdd42f46e43a94173c46

        SHA1

        4c7b5048e8608e2a75799e00ecf1bbb4773279ae

        SHA256

        7780bee9df142a17e0457f3dcb2788b50fc2792370089335597d33719126fb7e

        SHA512

        e5ac0ff6b087857799ab70f68067c9dc73eeb93ccfcad87047052380b95ade3e6eb2a7d01a0f850d548a39f4b1ebb60e299d603dbe25c31b9a3585b34a0c65a8

      • C:\zPharaoh.exe

        Filesize

        149KB

        MD5

        c35cc97ee9090e00f86693bef60c030d

        SHA1

        0d19dfa953598d3b69c25f15b0f461a93a366443

        SHA256

        50fcedf68b3edcbbbab773300ab159d064e4b1d3c5728edb03336b94eeab907a

        SHA512

        c8d4693c7ba0c96cba0203b130479042bd3fbea8b176dfe7ecc6d3d14a91f324852eee7fcb52715c4d8feb2bad35e6ff6a86720fbcdea61763ba20634340a0eb

      • F:\zPharaoh.exe

        Filesize

        149KB

        MD5

        6699796425912ab0fe7a72245e3b06af

        SHA1

        dc7c201fcd3f8565692467a9c68546cc8b267ea4

        SHA256

        af0606dbc61a47d0d4515c6d1bb78a326362069bffc0b70f16cbef181444f77a

        SHA512

        5d235237e05dd0443735544a1076205c65cacea0f01fdfe5c3c6fe44efc073f4f021c19d174dea6d4015f50938bb34689623961542b8796c8fcd51af19abc4a6

      • memory/3428-0-0x0000000000400000-0x0000000000416000-memory.dmp

        Filesize

        88KB

      • memory/3428-28-0x0000000000400000-0x0000000000416000-memory.dmp

        Filesize

        88KB