Analysis

  • max time kernel
    136s
  • max time network
    161s
  • 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 15:19

General

  • Target

    d88b3c5f44d54889c0a234c0eba8772063f09081f99cfb9b5a631640e2524237.exe

  • Size

    306KB

  • MD5

    4de5db45e2adf75a550cf2d223385427

  • SHA1

    b831a8df359a508a9794a41e8eb1a5f271cea72a

  • SHA256

    d88b3c5f44d54889c0a234c0eba8772063f09081f99cfb9b5a631640e2524237

  • SHA512

    e0865d323bf6ac213ffc15a145eaf60e95e4a4ec50659a0805effb6fbc83a046cc1283eef85fb7f8f214bdb3fe280a2113241f3de7f70582576154c53f4b7e32

  • 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 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d88b3c5f44d54889c0a234c0eba8772063f09081f99cfb9b5a631640e2524237.exe
    "C:\Users\Admin\AppData\Local\Temp\d88b3c5f44d54889c0a234c0eba8772063f09081f99cfb9b5a631640e2524237.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:112
  • 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=1340 --field-trial-handle=2276,i,11674642242468042059,14711253743544118298,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1436

    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\Tmp8836.tmp
      Filesize

      2KB

      MD5

      1420d30f964eac2c85b2ccfe968eebce

      SHA1

      bdf9a6876578a3e38079c4f8cf5d6c79687ad750

      SHA256

      f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

      SHA512

      6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

    • memory/112-25-0x00000000066D0000-0x00000000066EE000-memory.dmp
      Filesize

      120KB

    • memory/112-36-0x0000000007880000-0x00000000078D0000-memory.dmp
      Filesize

      320KB

    • memory/112-24-0x0000000005000000-0x0000000005010000-memory.dmp
      Filesize

      64KB

    • memory/112-4-0x0000000005000000-0x0000000005010000-memory.dmp
      Filesize

      64KB

    • memory/112-5-0x0000000005060000-0x000000000506A000-memory.dmp
      Filesize

      40KB

    • memory/112-6-0x0000000074F00000-0x00000000756B0000-memory.dmp
      Filesize

      7.7MB

    • memory/112-1-0x00000000005F0000-0x0000000000642000-memory.dmp
      Filesize

      328KB

    • memory/112-23-0x0000000005F80000-0x0000000005FF6000-memory.dmp
      Filesize

      472KB

    • memory/112-3-0x00000000050A0000-0x0000000005132000-memory.dmp
      Filesize

      584KB

    • memory/112-2-0x0000000005650000-0x0000000005BF4000-memory.dmp
      Filesize

      5.6MB

    • memory/112-29-0x0000000006860000-0x000000000696A000-memory.dmp
      Filesize

      1.0MB

    • memory/112-28-0x0000000006D10000-0x0000000007328000-memory.dmp
      Filesize

      6.1MB

    • memory/112-30-0x00000000067A0000-0x00000000067B2000-memory.dmp
      Filesize

      72KB

    • memory/112-31-0x0000000006800000-0x000000000683C000-memory.dmp
      Filesize

      240KB

    • memory/112-32-0x0000000006970000-0x00000000069BC000-memory.dmp
      Filesize

      304KB

    • memory/112-33-0x0000000005C70000-0x0000000005CD6000-memory.dmp
      Filesize

      408KB

    • memory/112-34-0x0000000007900000-0x0000000007AC2000-memory.dmp
      Filesize

      1.8MB

    • memory/112-35-0x0000000008000000-0x000000000852C000-memory.dmp
      Filesize

      5.2MB

    • memory/112-0-0x0000000074F00000-0x00000000756B0000-memory.dmp
      Filesize

      7.7MB