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Overview

overview

8

Static

static

3

27cfc8af28...fd.exe

windows7-x64

8

27cfc8af28...fd.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/09/2024, 13:23

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General

  • Target

    27cfc8af28cb9bf686279d28eddb09d9786d81cb9135c8ea9e34d2591cb2c9fd.exe

  • Size

    577KB

  • MD5

    f62138746b7d65ac3d4ac68922da0dc9

  • SHA1

    30f1b630d5ea10dbd17713663ac480713405d7d2

  • SHA256

    27cfc8af28cb9bf686279d28eddb09d9786d81cb9135c8ea9e34d2591cb2c9fd

  • SHA512

    81484627ff6ca9c36c16b8cac151c8684f9691a9536206ff20ceb844619aebc9bfece73b9d89664b7ba9e83c59716d72cb2fd78691c2e8c4faeb672b4385287d

  • SSDEEP

    6144:t46tGdye419E7cV3iwbAFRWAbd4nf0H05yqE6Hl0ChW0+ksllAXBu0lWGWUJJQ4H:t3NbI7a3iwbihym2g7XO3LWUQfh4Co

Score
8/10
discoveryspywarestealer

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3268
      • C:\Users\Admin\AppData\Local\Temp\27cfc8af28cb9bf686279d28eddb09d9786d81cb9135c8ea9e34d2591cb2c9fd.exe
        "C:\Users\Admin\AppData\Local\Temp\27cfc8af28cb9bf686279d28eddb09d9786d81cb9135c8ea9e34d2591cb2c9fd.exe"
        2⤵
        • Drops file in Drivers directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4956
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3260
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:2572
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aBF58.bat
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2608
          • C:\Users\Admin\AppData\Local\Temp\27cfc8af28cb9bf686279d28eddb09d9786d81cb9135c8ea9e34d2591cb2c9fd.exe
            "C:\Users\Admin\AppData\Local\Temp\27cfc8af28cb9bf686279d28eddb09d9786d81cb9135c8ea9e34d2591cb2c9fd.exe"
            4⤵
            • Executes dropped EXE
            PID:2244
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • Drops file in Drivers directory
          • Drops startup file
          • Executes dropped EXE
          • Enumerates connected drives
          • Drops file in Program Files directory
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:4780
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2360
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2488
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:4532
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:3028

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe
      Filesize

      251KB

      MD5

      5a601c61bec40b82ed77d3a992d8c24b

      SHA1

      a8f779cfcfe4d4537a49d08bd942e5b2fc0dc818

      SHA256

      aa3042b0faa26b13bad030bbe22a1bdc26fe69eeb04b03eb9def56f6c4688c96

      SHA512

      5100ca65103d69f5a97e4309f21c571a418d2d1071cf1e9388e65970cb328a91b3b03284a0b40ec78f9666689b31e97d4bdf324967827535334f398da59605bc

      Download Submit

    • C:\Program Files\ResetCompare.exe
      Filesize

      388KB

      MD5

      2d7a7ff96d7d81206f9f2952df8dc5c8

      SHA1

      f019dbbf2b66421ef5dd202c60e10692d783d5c6

      SHA256

      a3c18ff8233b66f1bbdc6e794b3c7e44b9102384d565f43a6377995fdff60abe

      SHA512

      f6deec454daf24816c60362e65f42fe4bc621062fabad6418be686d45a87bd28e2f7c3ce00d2b073b76a0286e76ebc2118a9180aa58e5b813c33f235993a5926

      Download Submit

    • C:\ProgramData\Package Cache\{63880b41-04fc-4f9b-92c4-4455c255eb8c}\windowsdesktop-runtime-8.0.2-win-x64.exe
      Filesize

      644KB

      MD5

      85f79b883012dd5dc037b06f462adac7

      SHA1

      f12851feae4f0bcf48d0d462f45f2decbf94967a

      SHA256

      b336dfcbf2ef97806dd0f82228a4a803a6bd3ca71c8388dc1da04dff8c359b34

      SHA512

      e2abde81d4f1c7c8dd590b6a92b5035e7ec86bcd71b5509065a15912b633989baa8f1f610552098a77f1d43b7516e6042b190c446193ce26a2173ca17c6ca2f9

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\$$aBF58.bat
      Filesize

      722B

      MD5

      28d79007f08363613eff05f748057669

      SHA1

      b2bd5c36c7a8fad8a0b28b259606a56f74250f2b

      SHA256

      e68cdb4b627c976c4526f0e791b4bcfc678b52c810e47a800aeb86c56e9561f8

      SHA512

      98d2aaaafadd41f7804c5307ca6bb80c9d3125a4d802ee43b9e83a20d9c71dd5760b021e14b24050e1f046041699b55a0a66ba262585e80522f670a8a1cc954a

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\27cfc8af28cb9bf686279d28eddb09d9786d81cb9135c8ea9e34d2591cb2c9fd.exe.exe
      Filesize

      544KB

      MD5

      9a1dd1d96481d61934dcc2d568971d06

      SHA1

      f136ef9bf8bd2fc753292fb5b7cf173a22675fb3

      SHA256

      8cebb25e240db3b6986fcaed6bc0b900fa09dad763a56fb71273529266c5c525

      SHA512

      7ac1581f8a29e778ba1a1220670796c47fa5b838417f8f635e2cb1998a01515cff3ee57045dacb78a8ec70d43754b970743aba600379fe6d9481958d32d8a5aa

      Download Submit

    • C:\Windows\Logo1_.exe
      Filesize

      33KB

      MD5

      beb95acb4c15833bdd7b09dd53c78930

      SHA1

      3375e35d1faa90c7ca5b60457ed2f4aed915153a

      SHA256

      59d640e8db52cd783338125429e8adef0ba3bb6c6c6e9f5c112732a7ad88c003

      SHA512

      f22074d8930af86ca1bead0f2973241c129aee323953df791598b3141147e900679cb42f12ec85f926451f8f0a7219fbbc6ac5a5e4523e7e388309f1b7b5369d

      Download Submit

    • C:\Windows\system32\drivers\etc\hosts
      Filesize

      842B

      MD5

      6f4adf207ef402d9ef40c6aa52ffd245

      SHA1

      4b05b495619c643f02e278dede8f5b1392555a57

      SHA256

      d9704dab05e988be3e5e7b7c020bb9814906d11bb9c31ad80d4ed1316f6bc94e

      SHA512

      a6306bd200a26ea78192ae5b00cc49cfab3fba025fe7233709a4e62db0f9ed60030dce22b34afe57aad86a098c9a8c44e080cedc43227cb87ef4690baec35b47

      Download Submit

    • F:\$RECYCLE.BIN\S-1-5-21-786284298-625481688-3210388970-1000\_desktop.ini
      Filesize

      9B

      MD5

      5412111268dd2c1fb1cf8697bfab9b6c

      SHA1

      16d0b289e83c74cb50a004edd7c5750ac706f321

      SHA256

      f3aa35be7048ddbf11fc581e5f9476745d75bcf097e121ba2915614e360a0cdc

      SHA512

      13fc5bf11faaf5471fde8a1bafdcc6d27521bad796e5e532c94d9c8232dd70088e70b6d5ac60c4c15d13e59926ac38e9a9e01b4dd4694a77d70bdd1ae7005ccf

      Download Submit

    • memory/4780-19-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

      Download

    • memory/4780-9-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

      Download

    • memory/4780-4735-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

      Download

    • memory/4780-8846-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

      Download

    • memory/4956-0-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

      Download

    • memory/4956-10-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

      Download