Analysis

  • max time kernel
    123s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-07-2023 13:20

General

  • Target

    b3fed28bd738ea4636ac669bfe769273185e8b19dae2942b71c66aba9851d94c.exe

  • Size

    388KB

  • MD5

    e0d6a5285f8e852bff3966e92e147efc

  • SHA1

    8dc222a419d8bb3501f084870301fb37d27b9994

  • SHA256

    b3fed28bd738ea4636ac669bfe769273185e8b19dae2942b71c66aba9851d94c

  • SHA512

    95c78c1cbabb757e17fb4096bf0af5667ab602b2d0f8091858ced85cbcb8098809cda8410dd193e0ec8f2de1c91ef7f80d5ab3407a24c48c5c332abc049c666f

  • SSDEEP

    6144:vgldvXL0meiBjHMgWzPUsUZXliDUAw+xjnuANoSL541ETC:oXvXYmeC7EbUH+HKGWO

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b3fed28bd738ea4636ac669bfe769273185e8b19dae2942b71c66aba9851d94c.exe
    "C:\Users\Admin\AppData\Local\Temp\b3fed28bd738ea4636ac669bfe769273185e8b19dae2942b71c66aba9851d94c.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2740
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2740 -s 1688
      2⤵
      • Program crash
      PID:2488
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 2740 -ip 2740
    1⤵
      PID:4660

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2740-134-0x00000000025A0000-0x00000000026A0000-memory.dmp

      Filesize

      1024KB

    • memory/2740-135-0x0000000004190000-0x00000000041CF000-memory.dmp

      Filesize

      252KB

    • memory/2740-136-0x0000000000400000-0x0000000002432000-memory.dmp

      Filesize

      32.2MB

    • memory/2740-138-0x0000000006E60000-0x0000000006E70000-memory.dmp

      Filesize

      64KB

    • memory/2740-137-0x0000000006E60000-0x0000000006E70000-memory.dmp

      Filesize

      64KB

    • memory/2740-139-0x0000000006E60000-0x0000000006E70000-memory.dmp

      Filesize

      64KB

    • memory/2740-140-0x0000000006E70000-0x0000000007414000-memory.dmp

      Filesize

      5.6MB

    • memory/2740-141-0x0000000074BA0000-0x0000000075350000-memory.dmp

      Filesize

      7.7MB

    • memory/2740-142-0x0000000007420000-0x0000000007A38000-memory.dmp

      Filesize

      6.1MB

    • memory/2740-143-0x0000000007A40000-0x0000000007B4A000-memory.dmp

      Filesize

      1.0MB

    • memory/2740-145-0x0000000006E60000-0x0000000006E70000-memory.dmp

      Filesize

      64KB

    • memory/2740-144-0x0000000004730000-0x0000000004742000-memory.dmp

      Filesize

      72KB

    • memory/2740-146-0x0000000004750000-0x000000000478C000-memory.dmp

      Filesize

      240KB

    • memory/2740-147-0x00000000025A0000-0x00000000026A0000-memory.dmp

      Filesize

      1024KB

    • memory/2740-148-0x0000000004190000-0x00000000041CF000-memory.dmp

      Filesize

      252KB

    • memory/2740-149-0x0000000000400000-0x0000000002432000-memory.dmp

      Filesize

      32.2MB

    • memory/2740-151-0x0000000006E60000-0x0000000006E70000-memory.dmp

      Filesize

      64KB

    • memory/2740-152-0x0000000006E60000-0x0000000006E70000-memory.dmp

      Filesize

      64KB

    • memory/2740-153-0x0000000007D80000-0x0000000007DF6000-memory.dmp

      Filesize

      472KB

    • memory/2740-154-0x0000000007E00000-0x0000000007E92000-memory.dmp

      Filesize

      584KB

    • memory/2740-155-0x0000000007EA0000-0x0000000007F06000-memory.dmp

      Filesize

      408KB

    • memory/2740-156-0x0000000074BA0000-0x0000000075350000-memory.dmp

      Filesize

      7.7MB

    • memory/2740-157-0x00000000086E0000-0x0000000008730000-memory.dmp

      Filesize

      320KB

    • memory/2740-158-0x0000000006E60000-0x0000000006E70000-memory.dmp

      Filesize

      64KB

    • memory/2740-159-0x00000000098A0000-0x0000000009A62000-memory.dmp

      Filesize

      1.8MB

    • memory/2740-160-0x0000000009A70000-0x0000000009F9C000-memory.dmp

      Filesize

      5.2MB

    • memory/2740-162-0x0000000000400000-0x0000000002432000-memory.dmp

      Filesize

      32.2MB

    • memory/2740-163-0x0000000074BA0000-0x0000000075350000-memory.dmp

      Filesize

      7.7MB