Resubmissions

11-04-2024 17:20

240411-vwq55sgb88 10

11-04-2024 03:47

240411-ecc66see8w 10

Analysis

  • max time kernel
    122s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    11-04-2024 17:20

General

  • Target

    PO No. 44 Master Group Trading & Contracting.exe

  • Size

    815KB

  • MD5

    77fceb05a851e129ceac74ad35a49669

  • SHA1

    9b2d4653f5aa38a9fc64e0eca19268e4da547b79

  • SHA256

    dafe6d74868c243d4f818aab7c3f8d5d95b7d69aa1492e34e1e38d80d15e1532

  • SHA512

    e818dce4d5f7f323148dea9a0dea3e77f8bfdc2e3010735fd97d45e8a69ee3c1f2b658f142bd47e3ca2833307486555a6464f39a0e3169b8294c0d540a9df4f9

  • SSDEEP

    24576:PRuoOBrBlsQJKlQA3fqRCAL3V6wREYy9mE:PL0Bld6QA3S0ALlbREYy9m

Malware Config

Signatures

  • Detect Neshta payload 6 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Loads dropped DLL 1 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO No. 44 Master Group Trading & Contracting.exe
    "C:\Users\Admin\AppData\Local\Temp\PO No. 44 Master Group Trading & Contracting.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2044
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\PO No. 44 Master Group Trading & Contracting.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1048
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\QxvrCwK.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2328
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QxvrCwK" /XML "C:\Users\Admin\AppData\Local\Temp\tmp824A.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2176
    • C:\Users\Admin\AppData\Local\Temp\PO No. 44 Master Group Trading & Contracting.exe
      "C:\Users\Admin\AppData\Local\Temp\PO No. 44 Master Group Trading & Contracting.exe"
      2⤵
        PID:1596
      • C:\Users\Admin\AppData\Local\Temp\PO No. 44 Master Group Trading & Contracting.exe
        "C:\Users\Admin\AppData\Local\Temp\PO No. 44 Master Group Trading & Contracting.exe"
        2⤵
        • Loads dropped DLL
        • Modifies system executable filetype association
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Modifies registry class
        PID:1628
    • C:\Windows\explorer.exe
      "C:\Windows\explorer.exe"
      1⤵
        PID:2348

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\MSOCache\ALLUSE~1\{9A861~1\ose.exe

        Filesize

        186KB

        MD5

        e33fd58013493b59b3dfddb983a37927

        SHA1

        887015c06a5ae1d10d890bceeb6c1f9a95e27a72

        SHA256

        a63ed28f75de225b0ec2020c253f9cb397a7282812d6aa6bb9d47d8dc4548b39

        SHA512

        5e25bdf22997367c828454eda5f3f4a51c11f8c7fd5c26cbe00d8a339652df9c48fb8bfec2754977ffa82e55dd1de1421765d88c06617cc9360e92332f052371

      • C:\Users\Admin\AppData\Local\Temp\tmp824A.tmp

        Filesize

        1KB

        MD5

        b56deda3cff596b14e58e03885176894

        SHA1

        aedcbb73c79ea1612ac5282b4368165491baf66c

        SHA256

        135d6f047332b04f1dba23f94b9bb472f6380691fd5d905c06ca4cdced3516b8

        SHA512

        52533fdbcb245b7353fbc4a5847d15d0fbb0a977eda69b717684c729700dac13426ea3c58bd82d2b40919e769cfad258f36154ae39f7c13025c0f6b2947fbf32

      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\GEI538JU4HB25Z4Z9UVL.temp

        Filesize

        7KB

        MD5

        bb2736f16ec28308112ec02a4a688731

        SHA1

        11fea68ebc7e035081120bc0e74e5147b87fd75d

        SHA256

        3a95df1ff07c9a4558b37705abfa695420b7bf159fc05a9bfe22eab3b5824cb2

        SHA512

        a1bd84f10d501494714ae14875e7ce317da75aca0dfe5901ea694008bb856c8e497486845fd36d11dbbf2f7da87f980506ecd7ecc3956370bf85b97fb2b768e8

      • C:\Users\Admin\AppData\Roaming\QxvrCwK.exe

        Filesize

        815KB

        MD5

        77fceb05a851e129ceac74ad35a49669

        SHA1

        9b2d4653f5aa38a9fc64e0eca19268e4da547b79

        SHA256

        dafe6d74868c243d4f818aab7c3f8d5d95b7d69aa1492e34e1e38d80d15e1532

        SHA512

        e818dce4d5f7f323148dea9a0dea3e77f8bfdc2e3010735fd97d45e8a69ee3c1f2b658f142bd47e3ca2833307486555a6464f39a0e3169b8294c0d540a9df4f9

      • \PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

        Filesize

        252KB

        MD5

        9e2b9928c89a9d0da1d3e8f4bd96afa7

        SHA1

        ec66cda99f44b62470c6930e5afda061579cde35

        SHA256

        8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

        SHA512

        2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

      • memory/1048-48-0x000000006FA70000-0x000000007001B000-memory.dmp

        Filesize

        5.7MB

      • memory/1048-46-0x0000000002050000-0x0000000002090000-memory.dmp

        Filesize

        256KB

      • memory/1048-43-0x000000006FA70000-0x000000007001B000-memory.dmp

        Filesize

        5.7MB

      • memory/1048-41-0x000000006FA70000-0x000000007001B000-memory.dmp

        Filesize

        5.7MB

      • memory/1628-29-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1628-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/1628-21-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1628-22-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1628-24-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1628-23-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1628-25-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1628-45-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1628-30-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1628-125-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1628-28-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1628-123-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1628-19-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1628-20-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/2044-4-0x00000000003C0000-0x00000000003C8000-memory.dmp

        Filesize

        32KB

      • memory/2044-5-0x0000000000500000-0x000000000050C000-memory.dmp

        Filesize

        48KB

      • memory/2044-6-0x00000000006E0000-0x000000000076C000-memory.dmp

        Filesize

        560KB

      • memory/2044-3-0x00000000004D0000-0x00000000004EC000-memory.dmp

        Filesize

        112KB

      • memory/2044-2-0x0000000004DA0000-0x0000000004DE0000-memory.dmp

        Filesize

        256KB

      • memory/2044-1-0x0000000074ED0000-0x00000000755BE000-memory.dmp

        Filesize

        6.9MB

      • memory/2044-32-0x0000000074ED0000-0x00000000755BE000-memory.dmp

        Filesize

        6.9MB

      • memory/2044-0-0x0000000000060000-0x0000000000132000-memory.dmp

        Filesize

        840KB

      • memory/2328-42-0x0000000002500000-0x0000000002540000-memory.dmp

        Filesize

        256KB

      • memory/2328-47-0x0000000002500000-0x0000000002540000-memory.dmp

        Filesize

        256KB

      • memory/2328-40-0x000000006FA70000-0x000000007001B000-memory.dmp

        Filesize

        5.7MB

      • memory/2328-44-0x000000006FA70000-0x000000007001B000-memory.dmp

        Filesize

        5.7MB

      • memory/2328-49-0x000000006FA70000-0x000000007001B000-memory.dmp

        Filesize

        5.7MB