Overview

overview

10

Static

static

10

38ae7f86fb...99.exe

windows7-x64

9

38ae7f86fb...99.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    16-04-2024 20:55

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General

  • Target

    38ae7f86fb9a363b3cdbffb9603648f9dd46b7dd621d9269bef2ef96d09d6999.exe

  • Size

    982KB

  • MD5

    a896caa1694acef52e877f3875bb9c75

  • SHA1

    57eed3eee6332182bf6002500564fc45a386dcd3

  • SHA256

    38ae7f86fb9a363b3cdbffb9603648f9dd46b7dd621d9269bef2ef96d09d6999

  • SHA512

    5777b4cd2a749db39030c641187f2ee85b18ccee64db9ad9bb3fab360aa1cb4e3d5fcf255d5a40a60c6881fee7b2695e7022b9cc6504365c5070d5caf7570c4b

  • SSDEEP

    24576:YofxqqsLJDqQUrmDB39PDA5HEL+T+7qSgrX+2tm9IFm:XfeBqQUrmDBV2EiT+Ws2m

Score
9/10
persistencespywarestealerupx

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 5 IoCs
  • UPX dump on OEP (original entry point) 8 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 8 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 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\38ae7f86fb9a363b3cdbffb9603648f9dd46b7dd621d9269bef2ef96d09d6999.exe
    "C:\Users\Admin\AppData\Local\Temp\38ae7f86fb9a363b3cdbffb9603648f9dd46b7dd621d9269bef2ef96d09d6999.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:1248
    • C:\Users\Admin\AppData\Local\Temp\38ae7f86fb9a363b3cdbffb9603648f9dd46b7dd621d9269bef2ef96d09d6999.exe
      "C:\Users\Admin\AppData\Local\Temp\38ae7f86fb9a363b3cdbffb9603648f9dd46b7dd621d9269bef2ef96d09d6999.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2568
      • C:\Users\Admin\AppData\Local\Temp\38ae7f86fb9a363b3cdbffb9603648f9dd46b7dd621d9269bef2ef96d09d6999.exe
        "C:\Users\Admin\AppData\Local\Temp\38ae7f86fb9a363b3cdbffb9603648f9dd46b7dd621d9269bef2ef96d09d6999.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2340
    • C:\Users\Admin\AppData\Local\Temp\38ae7f86fb9a363b3cdbffb9603648f9dd46b7dd621d9269bef2ef96d09d6999.exe
      "C:\Users\Admin\AppData\Local\Temp\38ae7f86fb9a363b3cdbffb9603648f9dd46b7dd621d9269bef2ef96d09d6999.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:2496

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Windows Sidebar\Shared Gadgets\japanese gang bang horse hidden stockings .rar.exe
    Filesize

    1.2MB

    MD5

    273f70563c00b095d745aa0643c2ee73

    SHA1

    16cb911bb91d0101b1351060b7b16d36681e1ebf

    SHA256

    3a0b34b228013638a107bae5df19f498cea00d3e9ee127f8e3b82e9c269a3296

    SHA512

    037e809ff21f535f18fe45b210a46e8f292f34cf65f1122c45aef59d27c5f1724ae7ab30a7cc2948234b61be226906dc8ccf69fb4890ec66de0f844ce1e689ef

    Download Submit

  • memory/1248-0-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

    Download

  • memory/1248-95-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

    Download

  • memory/2340-61-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

    Download

  • memory/2496-60-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

    Download

  • memory/2496-100-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

    Download

  • memory/2568-10-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

    Download

  • memory/2568-57-0x0000000004900000-0x000000000491E000-memory.dmp

    Filesize

    120KB

    Download

  • memory/2568-97-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

    Download