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Overview

overview

10

Static

static

10

973cb844a1...c5.exe

windows7-x64

9

973cb844a1...c5.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    23/04/2024, 01:17

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General

  • Target

    973cb844a14d21777841add88e2e5749d5911ee48e0367a6baa003fc8347b6c5.exe

  • Size

    92KB

  • MD5

    7fbbb8595e999d975d162658d86d9f48

  • SHA1

    83248bdaeb387b6f1873dd5d5d828632d65a586f

  • SHA256

    973cb844a14d21777841add88e2e5749d5911ee48e0367a6baa003fc8347b6c5

  • SHA512

    310d7ed4e7897b7355f8dfeb9438b253d9b20cbac2c2483b35996803c5687dea2ef9bb9cbd48ec0a94cb2d48833ab7d609c466e066d6ac2d0c234da99e4e67da

  • SSDEEP

    1536:xRVCaKgzbLc54hukfgvYnouy8gbQHKo4NV1Ayj4m/QWR/Rlq88vlnRqPR/1PpnPZ:bjbLl/gvQoutgbqKo4L1Tj4mYWR/R4nu

Score
9/10
persistencespywarestealerupx

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 2 IoCs
  • UPX dump on OEP (original entry point) 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • UPX packed file 4 IoCs

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

    upx
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Drops file in System32 directory 10 IoCs
  • Drops file in Program Files directory 15 IoCs
  • Drops file in Windows directory 64 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 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\973cb844a14d21777841add88e2e5749d5911ee48e0367a6baa003fc8347b6c5.exe
    "C:\Users\Admin\AppData\Local\Temp\973cb844a14d21777841add88e2e5749d5911ee48e0367a6baa003fc8347b6c5.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2848
    • C:\Users\Admin\AppData\Local\Temp\973cb844a14d21777841add88e2e5749d5911ee48e0367a6baa003fc8347b6c5.exe
      "C:\Users\Admin\AppData\Local\Temp\973cb844a14d21777841add88e2e5749d5911ee48e0367a6baa003fc8347b6c5.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2684
      • C:\Users\Admin\AppData\Local\Temp\973cb844a14d21777841add88e2e5749d5911ee48e0367a6baa003fc8347b6c5.exe
        "C:\Users\Admin\AppData\Local\Temp\973cb844a14d21777841add88e2e5749d5911ee48e0367a6baa003fc8347b6c5.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1860

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Windows Sidebar\Shared Gadgets\italian action xxx [bangbus] .mpg.exe
    Filesize

    1.6MB

    MD5

    b6d2d5741ddea6dcc0518f8a08648c29

    SHA1

    ea8fdaaee077a2baa0f689138b6a25bf7914e6b7

    SHA256

    a6cd52bd490d82f6f0a0368439a78147091ce51566b82dbc984ef1d56a89c98a

    SHA512

    133ebed1c5c1eb1cf33a2cc5a6a19563258982de2070247ed814c5fc449ca2c8f50bcd528c8646e6e4a82bb07bdf0249641d43ba669362a53eab8f04775281f9

    Download Submit

  • C:\debug.txt
    Filesize

    183B

    MD5

    694cca074dc601ab2efa05b68176df1d

    SHA1

    27e2978238ccf1932d92186a46c0edad09da999e

    SHA256

    c8af8128da9f346e9222a508ab02ab91509082cfc5f5f6de65d97973330ccbd0

    SHA512

    e1937ab96a3cef79cdece7fc08a3b2756b3d9580fe2105d0ee1c5915b5ce6863434cd487029a1574d101456e7ff6ccd3253de3747abeadbed0970a92ff818744

    Download Submit

  • memory/1860-88-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2684-60-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2684-87-0x0000000004DF0000-0x0000000004E19000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2848-0-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2848-59-0x0000000005490000-0x00000000054B9000-memory.dmp

    Filesize

    164KB

    Download