Analysis

  • max time kernel
    143s
  • max time network
    158s
  • 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 12:48

General

  • Target

    c3eec75da98beb9c188d84d4786ea4d2f18139a333bbf54c6c485884955cc40e.exe

  • Size

    305KB

  • MD5

    72530fcd9663b80593c52cc92390d3f2

  • SHA1

    9cde910797a2423816837fa6e8bc1444cc5ecfab

  • SHA256

    c3eec75da98beb9c188d84d4786ea4d2f18139a333bbf54c6c485884955cc40e

  • SHA512

    857f66550f8f49d107178361035be3039ce14e5226b51a8087014b0b660d66c1f2f72a55e4dd557f259a86d71f222cfb1a6bd08be86242d003c726d986eeb811

  • 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c3eec75da98beb9c188d84d4786ea4d2f18139a333bbf54c6c485884955cc40e.exe
    "C:\Users\Admin\AppData\Local\Temp\c3eec75da98beb9c188d84d4786ea4d2f18139a333bbf54c6c485884955cc40e.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:5076
  • 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=4832 --field-trial-handle=3060,i,1774866140584649235,8085848018931772189,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4356

    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\Tmp913.tmp
      Filesize

      2KB

      MD5

      1420d30f964eac2c85b2ccfe968eebce

      SHA1

      bdf9a6876578a3e38079c4f8cf5d6c79687ad750

      SHA256

      f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

      SHA512

      6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

    • memory/5076-23-0x00000000067B0000-0x00000000067CE000-memory.dmp
      Filesize

      120KB

    • memory/5076-5-0x0000000005230000-0x000000000523A000-memory.dmp
      Filesize

      40KB

    • memory/5076-26-0x0000000006EF0000-0x0000000007508000-memory.dmp
      Filesize

      6.1MB

    • memory/5076-4-0x0000000005400000-0x0000000005410000-memory.dmp
      Filesize

      64KB

    • memory/5076-27-0x0000000006A40000-0x0000000006B4A000-memory.dmp
      Filesize

      1.0MB

    • memory/5076-1-0x00000000007D0000-0x0000000000822000-memory.dmp
      Filesize

      328KB

    • memory/5076-22-0x0000000005EC0000-0x0000000005F36000-memory.dmp
      Filesize

      472KB

    • memory/5076-28-0x0000000006980000-0x0000000006992000-memory.dmp
      Filesize

      72KB

    • memory/5076-3-0x0000000005260000-0x00000000052F2000-memory.dmp
      Filesize

      584KB

    • memory/5076-2-0x0000000005810000-0x0000000005DB4000-memory.dmp
      Filesize

      5.6MB

    • memory/5076-0-0x0000000074D20000-0x00000000754D0000-memory.dmp
      Filesize

      7.7MB

    • memory/5076-29-0x00000000069E0000-0x0000000006A1C000-memory.dmp
      Filesize

      240KB

    • memory/5076-30-0x0000000006B50000-0x0000000006B9C000-memory.dmp
      Filesize

      304KB

    • memory/5076-31-0x0000000074D20000-0x00000000754D0000-memory.dmp
      Filesize

      7.7MB

    • memory/5076-32-0x0000000006C90000-0x0000000006CF6000-memory.dmp
      Filesize

      408KB

    • memory/5076-33-0x0000000007610000-0x0000000007660000-memory.dmp
      Filesize

      320KB

    • memory/5076-34-0x0000000005400000-0x0000000005410000-memory.dmp
      Filesize

      64KB