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
    07-04-2024 23:42

General

  • Target

    998c67644f4a053595afc95d9b03fb4ac5c98267735fcd99e535e2f67cec61e4.exe

  • Size

    87KB

  • MD5

    250890c01873b553db5f11771cc079a6

  • SHA1

    17d2c3e69a885f032cf618a109e763537e0361b9

  • SHA256

    998c67644f4a053595afc95d9b03fb4ac5c98267735fcd99e535e2f67cec61e4

  • SHA512

    370b9f524a1759ab50395306b47059726af0c709dbd3041a4fdb3305a9270a433d68e3bc259d5052f9bb726914965cee97335332d682618442e368e6258f6c9b

  • SSDEEP

    1536:YRVCaKgzbLc54hukfgvYnouy8rV1Ayj4m/QWR/RBMR:gjbLl/gvQoutp1Tj4mYWR/RY

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 20 IoCs
  • UPX dump on OEP (original entry point) 24 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • UPX packed file 24 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 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\998c67644f4a053595afc95d9b03fb4ac5c98267735fcd99e535e2f67cec61e4.exe
    "C:\Users\Admin\AppData\Local\Temp\998c67644f4a053595afc95d9b03fb4ac5c98267735fcd99e535e2f67cec61e4.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:1624
    • C:\Users\Admin\AppData\Local\Temp\998c67644f4a053595afc95d9b03fb4ac5c98267735fcd99e535e2f67cec61e4.exe
      "C:\Users\Admin\AppData\Local\Temp\998c67644f4a053595afc95d9b03fb4ac5c98267735fcd99e535e2f67cec61e4.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2596
      • C:\Users\Admin\AppData\Local\Temp\998c67644f4a053595afc95d9b03fb4ac5c98267735fcd99e535e2f67cec61e4.exe
        "C:\Users\Admin\AppData\Local\Temp\998c67644f4a053595afc95d9b03fb4ac5c98267735fcd99e535e2f67cec61e4.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2544
    • C:\Users\Admin\AppData\Local\Temp\998c67644f4a053595afc95d9b03fb4ac5c98267735fcd99e535e2f67cec61e4.exe
      "C:\Users\Admin\AppData\Local\Temp\998c67644f4a053595afc95d9b03fb4ac5c98267735fcd99e535e2f67cec61e4.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:2576

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files (x86)\Adobe\Reader 9.0\Reader\IDTemplates\action sperm several models hole .mpeg.exe

    Filesize

    1.2MB

    MD5

    15eb796b4e6a5f946b45f13bedec82b2

    SHA1

    fa2f1b878a506f2f0429c1b8c2d3f89a16a40aa7

    SHA256

    0b60f365788ff81119793f486704b175a91a9c37ca331d9ac3c706cee305d107

    SHA512

    7acc020b2484623b7388e5e5652bb11207b4230dd59ecd3eeb950a26111295181c4ed0d9d8be0c1f09fec4c34f9ed4d42edf0ae003eff31f43874b017a0af30f

  • C:\debug.txt

    Filesize

    183B

    MD5

    02b0b2842d0469b373d90bf3bb7387ec

    SHA1

    81d789d689ae5dc77cf5bde77585cb4c90f57b9b

    SHA256

    7bd0bd62704a40e24dcd8af31ec3d2c186079920965d4de126dc1313473cf0d7

    SHA512

    c77e3da42dea2cfe8becf7ebd97bb4a38b9bb335262bc884119c5682b71b6768b40f08dcf410b9f8a51f1b9d0669a7f17f8d70637052801dbedcdea473379088

  • memory/1624-126-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1624-140-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1624-104-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1624-160-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1624-108-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1624-92-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1624-156-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1624-9-0x0000000005050000-0x0000000005070000-memory.dmp

    Filesize

    128KB

  • memory/1624-96-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1624-97-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1624-99-0x0000000005050000-0x0000000005070000-memory.dmp

    Filesize

    128KB

  • memory/1624-102-0x0000000005090000-0x00000000050B0000-memory.dmp

    Filesize

    128KB

  • memory/1624-152-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1624-148-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1624-144-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1624-122-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1624-0-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1624-130-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1624-134-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/2544-56-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/2576-95-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/2576-57-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/2596-10-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/2596-55-0x0000000002050000-0x0000000002070000-memory.dmp

    Filesize

    128KB

  • memory/2596-93-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB