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Resubmissions

15/04/2024, 11:39

240415-nshk9sdd73 10

15/04/2024, 11:39

240415-nshahafg41 10

15/04/2024, 11:39

240415-nsgnzadd72 10

15/04/2024, 11:39

240415-nsf3fadd69 10

15/04/2024, 11:39

240415-nsffxadd68 10

10/04/2024, 05:03

240410-fpndcadd29 10

10/04/2024, 05:02

240410-fph4madd28 10

10/04/2024, 05:02

240410-fphsvsge5z 10

10/04/2024, 05:02

240410-fphg4age5y 10

08/02/2023, 19:06

230208-xr3z9aef82 10

Analysis

  • max time kernel
    601s
  • max time network
    606s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/04/2024, 05:03

General

  • Target

    2579be109c1035cb96942951710020a8.exe

  • Size

    147KB

  • MD5

    2579be109c1035cb96942951710020a8

  • SHA1

    6987472967c8ce5e3d5fd6730a9da2964afacd10

  • SHA256

    a0a5ebd512b7685798ac966c0b05415df9eff585a79af11c9ff99d7aa17e2101

  • SHA512

    191ea3d7edc69f1cb9d1ec4967074667c5e1c6b02fdaa8bbc5a4414bf5ca00ccafadc49670c5b3065133915d78e482572545f1d0c8c3382e6a767c1f08a33a21

  • SSDEEP

    3072:9NuSXw/c4JHdNX8PAzCABaxg0r27f8EjQspDNJJAksa:9oSXw/hfNXmAzbYg02Ok

Score
10/10

Malware Config

Extracted

Family

systembc

C2

advertspace10.club:4044

logstat17.club:4044

Signatures

  • SystemBC

    SystemBC is a proxy and remote administration tool first seen in 2019.

  • Executes dropped EXE 1 IoCs
  • UPX packed file 8 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Uses Tor communications 1 TTPs

    Malware can proxy its traffic through Tor for more anonymity.

  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2579be109c1035cb96942951710020a8.exe
    "C:\Users\Admin\AppData\Local\Temp\2579be109c1035cb96942951710020a8.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    PID:2800
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1416 --field-trial-handle=3240,i,13319578961094268484,16557498665191861597,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4968
    • C:\ProgramData\xnqx\oevisc.exe
      C:\ProgramData\xnqx\oevisc.exe start2
      1⤵
      • Executes dropped EXE
      PID:2244
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4056 --field-trial-handle=3240,i,13319578961094268484,16557498665191861597,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:4752

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\xnqx\oevisc.exe

        Filesize

        147KB

        MD5

        2579be109c1035cb96942951710020a8

        SHA1

        6987472967c8ce5e3d5fd6730a9da2964afacd10

        SHA256

        a0a5ebd512b7685798ac966c0b05415df9eff585a79af11c9ff99d7aa17e2101

        SHA512

        191ea3d7edc69f1cb9d1ec4967074667c5e1c6b02fdaa8bbc5a4414bf5ca00ccafadc49670c5b3065133915d78e482572545f1d0c8c3382e6a767c1f08a33a21

      • memory/2244-25-0x0000000000400000-0x000000000044D000-memory.dmp

        Filesize

        308KB

      • memory/2244-16-0x00000000004B0000-0x00000000004B1000-memory.dmp

        Filesize

        4KB

      • memory/2244-32-0x0000000000400000-0x000000000044D000-memory.dmp

        Filesize

        308KB

      • memory/2244-31-0x0000000000400000-0x000000000044D000-memory.dmp

        Filesize

        308KB

      • memory/2244-30-0x0000000000400000-0x000000000044D000-memory.dmp

        Filesize

        308KB

      • memory/2244-19-0x0000000000400000-0x000000000044D000-memory.dmp

        Filesize

        308KB

      • memory/2244-23-0x0000000000400000-0x000000000044D000-memory.dmp

        Filesize

        308KB

      • memory/2800-2-0x0000000000400000-0x000000000044D000-memory.dmp

        Filesize

        308KB

      • memory/2800-1-0x0000000000610000-0x0000000000611000-memory.dmp

        Filesize

        4KB

      • memory/2800-10-0x0000000000400000-0x000000000044D000-memory.dmp

        Filesize

        308KB

      • memory/2800-18-0x00000000024F0000-0x0000000002524000-memory.dmp

        Filesize

        208KB

      • memory/2800-0-0x0000000000400000-0x000000000044D000-memory.dmp

        Filesize

        308KB

      • memory/2800-9-0x0000000000400000-0x000000000044D000-memory.dmp

        Filesize

        308KB

      • memory/2800-8-0x00000000024F0000-0x0000000002524000-memory.dmp

        Filesize

        208KB

      • memory/2800-5-0x0000000000400000-0x000000000044D000-memory.dmp

        Filesize

        308KB