Analysis

  • max time kernel
    141s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-04-2024 13:55

General

  • Target

    5300e9866436a309fd1bc57ad642173c6eeb71381f72861cb3d68713c3268887.exe

  • Size

    306KB

  • MD5

    ee21b4c5cd91a8355f1ee917f75e16a7

  • SHA1

    fbd47d67b2c948fa968941caa15e5c73641ddf99

  • SHA256

    5300e9866436a309fd1bc57ad642173c6eeb71381f72861cb3d68713c3268887

  • SHA512

    279b79e42ec32ac06e290c778ff0ec44b815cd8a680b11f1445e4dc96747c1f98001316ab00b1f4dcebda9ff28f89df77fdc7f63464135281124cfcd2fe58aeb

  • SSDEEP

    6144:/qY6irwP7YfmrYiJv7TAPAzdcZqf7DI/L:/nwPkiJvGAzdcUzs/

Malware Config

Extracted

Family

redline

Botnet

spoo

C2

103.113.70.99:2630

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 1 IoCs
  • 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.

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 19 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5300e9866436a309fd1bc57ad642173c6eeb71381f72861cb3d68713c3268887.exe
    "C:\Users\Admin\AppData\Local\Temp\5300e9866436a309fd1bc57ad642173c6eeb71381f72861cb3d68713c3268887.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3712
  • 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=4156 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:876

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\Tmp5ABD.tmp
      Filesize

      2KB

      MD5

      1420d30f964eac2c85b2ccfe968eebce

      SHA1

      bdf9a6876578a3e38079c4f8cf5d6c79687ad750

      SHA256

      f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

      SHA512

      6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

    • memory/3712-25-0x0000000006900000-0x000000000691E000-memory.dmp
      Filesize

      120KB

    • memory/3712-37-0x0000000007E20000-0x0000000007FE2000-memory.dmp
      Filesize

      1.8MB

    • memory/3712-3-0x0000000005370000-0x0000000005402000-memory.dmp
      Filesize

      584KB

    • memory/3712-4-0x0000000005300000-0x0000000005310000-memory.dmp
      Filesize

      64KB

    • memory/3712-5-0x0000000005440000-0x000000000544A000-memory.dmp
      Filesize

      40KB

    • memory/3712-1-0x0000000000920000-0x0000000000972000-memory.dmp
      Filesize

      328KB

    • memory/3712-22-0x0000000005FD0000-0x0000000006046000-memory.dmp
      Filesize

      472KB

    • memory/3712-28-0x0000000007040000-0x0000000007658000-memory.dmp
      Filesize

      6.1MB

    • memory/3712-40-0x0000000074C10000-0x00000000753C0000-memory.dmp
      Filesize

      7.7MB

    • memory/3712-2-0x0000000005920000-0x0000000005EC4000-memory.dmp
      Filesize

      5.6MB

    • memory/3712-23-0x0000000074C10000-0x00000000753C0000-memory.dmp
      Filesize

      7.7MB

    • memory/3712-29-0x0000000006B90000-0x0000000006C9A000-memory.dmp
      Filesize

      1.0MB

    • memory/3712-30-0x0000000006AD0000-0x0000000006AE2000-memory.dmp
      Filesize

      72KB

    • memory/3712-31-0x0000000006B30000-0x0000000006B6C000-memory.dmp
      Filesize

      240KB

    • memory/3712-32-0x0000000006CA0000-0x0000000006CEC000-memory.dmp
      Filesize

      304KB

    • memory/3712-33-0x0000000005680000-0x00000000056E6000-memory.dmp
      Filesize

      408KB

    • memory/3712-34-0x0000000000F70000-0x0000000000FC0000-memory.dmp
      Filesize

      320KB

    • memory/3712-0-0x0000000074C10000-0x00000000753C0000-memory.dmp
      Filesize

      7.7MB

    • memory/3712-38-0x0000000008C30000-0x000000000915C000-memory.dmp
      Filesize

      5.2MB

    • memory/3712-24-0x0000000005300000-0x0000000005310000-memory.dmp
      Filesize

      64KB