Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    03/04/2024, 19:05

General

  • Target

    1a34253532e6b4a0d3a1072f2576fd93cc0700e2df4f23a79ed5a7588a818b47.exe

  • Size

    221KB

  • MD5

    24aed50190556d9869486494512463a2

  • SHA1

    da03ac8ba0b2bfd789be9150590b6111b64395d1

  • SHA256

    1a34253532e6b4a0d3a1072f2576fd93cc0700e2df4f23a79ed5a7588a818b47

  • SHA512

    89d25e61492b2fbd853fdcdc2e4e384498dbfbf0af8b622e11066ad16632e1989ed8c7b7d1470917426b6065b84da2382521a2bc86a3caa8236692dbf78ab6c8

  • SSDEEP

    3072:y9jbLl/gvQout8YbUzch3bNY0n1z3G86rG56dxTsNVOwHKTP0Og7IH9+ekc:0jluQoS80m0pG86i2xOdqzgw+Hc

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 18 IoCs
  • UPX dump on OEP (original entry point) 20 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 20 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 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1a34253532e6b4a0d3a1072f2576fd93cc0700e2df4f23a79ed5a7588a818b47.exe
    "C:\Users\Admin\AppData\Local\Temp\1a34253532e6b4a0d3a1072f2576fd93cc0700e2df4f23a79ed5a7588a818b47.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:2132
    • C:\Users\Admin\AppData\Local\Temp\1a34253532e6b4a0d3a1072f2576fd93cc0700e2df4f23a79ed5a7588a818b47.exe
      "C:\Users\Admin\AppData\Local\Temp\1a34253532e6b4a0d3a1072f2576fd93cc0700e2df4f23a79ed5a7588a818b47.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2788
      • C:\Users\Admin\AppData\Local\Temp\1a34253532e6b4a0d3a1072f2576fd93cc0700e2df4f23a79ed5a7588a818b47.exe
        "C:\Users\Admin\AppData\Local\Temp\1a34253532e6b4a0d3a1072f2576fd93cc0700e2df4f23a79ed5a7588a818b47.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2728

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Program Files\Windows Sidebar\Shared Gadgets\asian xxx several models boobs 40+ .mpeg.exe

          Filesize

          358KB

          MD5

          7806f4ab7dc717fde2eedea1cb8ecbba

          SHA1

          165209eb4028c93accbe627e5c84503401edcf2f

          SHA256

          d451641a4fef71ddccfe10c791201dfa890a558086b1b41ffef8d1b8a6a36cab

          SHA512

          a65ab3599f83c3daf8d75aa76ab028ec201c238f772b7dc9f686bb80847c2b2801c24bda8450bfe4b8e6bdddce82de190075bf7e483dc701303b790cda09cd4f

        • C:\debug.txt

          Filesize

          183B

          MD5

          7ce5931cf33c91ee8e59d9c7cda39d08

          SHA1

          77d5770793ad426ecbccc3859bba8b34e9ed819e

          SHA256

          0f150abaaafd0c67c692ea1bfafb756a436f10c0809a18c86f87ef75bbafa77d

          SHA512

          1d078cb9c87bc36b6f8ffe56e4c0cf1de0e8a9e6d340a0030e162c86a163c116f5503f696c1640f71e23c0ab802adadf0c6a931ca6b4528e4a29b9dcd4e7931d

        • memory/2132-125-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/2132-0-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/2132-143-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/2132-140-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/2132-90-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/2132-137-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/2132-134-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/2132-111-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/2132-108-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/2132-106-0x0000000004A50000-0x0000000004A6E000-memory.dmp

          Filesize

          120KB

        • memory/2132-131-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/2132-103-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/2132-51-0x0000000004A50000-0x0000000004A6E000-memory.dmp

          Filesize

          120KB

        • memory/2132-114-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/2132-119-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/2132-122-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/2132-128-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/2728-94-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/2728-88-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/2788-107-0x00000000045C0000-0x00000000045DE000-memory.dmp

          Filesize

          120KB

        • memory/2788-52-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/2788-91-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/2788-87-0x00000000045C0000-0x00000000045DE000-memory.dmp

          Filesize

          120KB