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Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/05/2024, 00:10

General

  • Target

    73c390182a4570c1e8885a659a16a0da384e5d613bf132d28feb05a04c6b6455.exe

  • Size

    761KB

  • MD5

    6f9c0ac074c48dec29fccc4f243b46c6

  • SHA1

    69e8e4f31b1caa16c836d33a143bdf189bbe24ce

  • SHA256

    73c390182a4570c1e8885a659a16a0da384e5d613bf132d28feb05a04c6b6455

  • SHA512

    474a1e5ef3c864c15e22d3ccee02845f502664b30cd1b3a5f53fa269cf22ea4ff64b7af681c18f858a13f762c901d8c37e45694bca46a356426c0b4dcf1828a3

  • SSDEEP

    12288:YEQoSnqh5ptqxv4QpYgabrdyZ5BzCOMRLNFBFWnkNQJkq9BqmDFL2XK3wt33Wifi:Yo1qxvTpYgUmTzC9RLNVAJqQ2XK3M3bi

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 4 IoCs
  • UPX dump on OEP (original entry point) 9 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • UPX packed file 9 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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 12 IoCs
  • Drops file in Program Files directory 18 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 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\73c390182a4570c1e8885a659a16a0da384e5d613bf132d28feb05a04c6b6455.exe
    "C:\Users\Admin\AppData\Local\Temp\73c390182a4570c1e8885a659a16a0da384e5d613bf132d28feb05a04c6b6455.exe"
    1⤵
    • Checks computer location settings
    • 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:3464
    • C:\Users\Admin\AppData\Local\Temp\73c390182a4570c1e8885a659a16a0da384e5d613bf132d28feb05a04c6b6455.exe
      "C:\Users\Admin\AppData\Local\Temp\73c390182a4570c1e8885a659a16a0da384e5d613bf132d28feb05a04c6b6455.exe"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1028
      • C:\Users\Admin\AppData\Local\Temp\73c390182a4570c1e8885a659a16a0da384e5d613bf132d28feb05a04c6b6455.exe
        "C:\Users\Admin\AppData\Local\Temp\73c390182a4570c1e8885a659a16a0da384e5d613bf132d28feb05a04c6b6455.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:5096
    • C:\Users\Admin\AppData\Local\Temp\73c390182a4570c1e8885a659a16a0da384e5d613bf132d28feb05a04c6b6455.exe
      "C:\Users\Admin\AppData\Local\Temp\73c390182a4570c1e8885a659a16a0da384e5d613bf132d28feb05a04c6b6455.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1772

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\danish action blowjob lesbian .mpg.exe

    Filesize

    676KB

    MD5

    50dbd013bfa831f4506d8a5def4338f9

    SHA1

    ce867e6ab48ded278f59988f61518142eefa3c78

    SHA256

    8b488e354909b9ed8ef6d7c689ac74119052e45cd58f1237e4b3903de7ed44f9

    SHA512

    02ead2255a66347bc103de7521be4acbea2877526940599b67545606015809d3cd95fa5b65df961b487fb625e9636b2f3c3b95c845ad5747e0dc9a34f1d6ede9

  • memory/1028-15-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1028-196-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1772-157-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1772-198-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3464-0-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3464-191-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/5096-151-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/5096-197-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB