Analysis

  • max time kernel
    141s
  • max time network
    151s
  • 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 14:41

General

  • Target

    c8f2b7c815da4b8193afbc661deb5673e006ed807ed31d59b27d8d6430fa3c86.exe

  • Size

    306KB

  • MD5

    679f860f3bddb57ad7c307e371d5c463

  • SHA1

    f635236840ee60cc007f758ab03fca9945135857

  • SHA256

    c8f2b7c815da4b8193afbc661deb5673e006ed807ed31d59b27d8d6430fa3c86

  • SHA512

    c7909c8bb0ff8fc6eb8bc7229e07048855f378aa8e51db8d5616b2748ed28072fa368961a7ea453f605a06ade7027ad0ccd950dd186c75ae0443cc16f40fe8d8

  • 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 21 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c8f2b7c815da4b8193afbc661deb5673e006ed807ed31d59b27d8d6430fa3c86.exe
    "C:\Users\Admin\AppData\Local\Temp\c8f2b7c815da4b8193afbc661deb5673e006ed807ed31d59b27d8d6430fa3c86.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4620
  • 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=3904 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:5876

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Defense Evasion

    Subvert Trust Controls

    1
    T1553

    Install Root Certificate

    1
    T1553.004

    Modify Registry

    1
    T1112

    Credential Access

    Unsecured Credentials

    2
    T1552

    Credentials In Files

    2
    T1552.001

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    1
    T1082

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\Tmp57C0.tmp
      Filesize

      2KB

      MD5

      1420d30f964eac2c85b2ccfe968eebce

      SHA1

      bdf9a6876578a3e38079c4f8cf5d6c79687ad750

      SHA256

      f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

      SHA512

      6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

    • memory/4620-27-0x00000000064F0000-0x00000000065FA000-memory.dmp
      Filesize

      1.0MB

    • memory/4620-35-0x0000000007C90000-0x00000000081BC000-memory.dmp
      Filesize

      5.2MB

    • memory/4620-3-0x0000000004D50000-0x0000000004DE2000-memory.dmp
      Filesize

      584KB

    • memory/4620-4-0x0000000004D20000-0x0000000004D30000-memory.dmp
      Filesize

      64KB

    • memory/4620-5-0x0000000004CF0000-0x0000000004CFA000-memory.dmp
      Filesize

      40KB

    • memory/4620-1-0x0000000000280000-0x00000000002D2000-memory.dmp
      Filesize

      328KB

    • memory/4620-22-0x0000000005990000-0x0000000005A06000-memory.dmp
      Filesize

      472KB

    • memory/4620-28-0x0000000006430000-0x0000000006442000-memory.dmp
      Filesize

      72KB

    • memory/4620-40-0x0000000074D00000-0x00000000754B0000-memory.dmp
      Filesize

      7.7MB

    • memory/4620-2-0x0000000005260000-0x0000000005804000-memory.dmp
      Filesize

      5.6MB

    • memory/4620-23-0x0000000006360000-0x000000000637E000-memory.dmp
      Filesize

      120KB

    • memory/4620-29-0x0000000006490000-0x00000000064CC000-memory.dmp
      Filesize

      240KB

    • memory/4620-30-0x0000000074D00000-0x00000000754B0000-memory.dmp
      Filesize

      7.7MB

    • memory/4620-31-0x0000000006600000-0x000000000664C000-memory.dmp
      Filesize

      304KB

    • memory/4620-32-0x0000000004D20000-0x0000000004D30000-memory.dmp
      Filesize

      64KB

    • memory/4620-33-0x0000000006740000-0x00000000067A6000-memory.dmp
      Filesize

      408KB

    • memory/4620-34-0x0000000007590000-0x0000000007752000-memory.dmp
      Filesize

      1.8MB

    • memory/4620-0-0x0000000074D00000-0x00000000754B0000-memory.dmp
      Filesize

      7.7MB

    • memory/4620-38-0x0000000007BF0000-0x0000000007C40000-memory.dmp
      Filesize

      320KB

    • memory/4620-26-0x00000000069A0000-0x0000000006FB8000-memory.dmp
      Filesize

      6.1MB