Analysis

  • max time kernel
    141s
  • max time network
    152s
  • 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 13:33

General

  • Target

    a47746b4831c091400d0623216fbe44b209cfe8abe59547dccda30f2bbd1e849.exe

  • Size

    306KB

  • MD5

    3f0260f96344a2c89a5705f100f51235

  • SHA1

    19c9181e98faa314f4aeced90dd3cb53255f8ad0

  • SHA256

    a47746b4831c091400d0623216fbe44b209cfe8abe59547dccda30f2bbd1e849

  • SHA512

    581cd419cab8a5ec15706c1438748aa70a76c7c1c6e26cf22f97e1316e875eea2cf49f673da068bd4471a78f18a1cea7c001ebf6387a23f1492c18681a0aabfb

  • 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\a47746b4831c091400d0623216fbe44b209cfe8abe59547dccda30f2bbd1e849.exe
    "C:\Users\Admin\AppData\Local\Temp\a47746b4831c091400d0623216fbe44b209cfe8abe59547dccda30f2bbd1e849.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4444
  • 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=4064 --field-trial-handle=2356,i,13261194862334667799,7441241219475888176,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:924

    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\Tmp3EAA.tmp
      Filesize

      2KB

      MD5

      1420d30f964eac2c85b2ccfe968eebce

      SHA1

      bdf9a6876578a3e38079c4f8cf5d6c79687ad750

      SHA256

      f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

      SHA512

      6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

    • memory/4444-27-0x0000000006BA0000-0x00000000071B8000-memory.dmp
      Filesize

      6.1MB

    • memory/4444-37-0x0000000008290000-0x0000000008452000-memory.dmp
      Filesize

      1.8MB

    • memory/4444-3-0x0000000004EC0000-0x0000000004F52000-memory.dmp
      Filesize

      584KB

    • memory/4444-4-0x0000000005140000-0x0000000005150000-memory.dmp
      Filesize

      64KB

    • memory/4444-5-0x0000000004F80000-0x0000000004F8A000-memory.dmp
      Filesize

      40KB

    • memory/4444-1-0x0000000000480000-0x00000000004D2000-memory.dmp
      Filesize

      328KB

    • memory/4444-22-0x0000000005B00000-0x0000000005B76000-memory.dmp
      Filesize

      472KB

    • memory/4444-28-0x00000000066F0000-0x00000000067FA000-memory.dmp
      Filesize

      1.0MB

    • memory/4444-40-0x00000000752D0000-0x0000000075A80000-memory.dmp
      Filesize

      7.7MB

    • memory/4444-2-0x0000000005550000-0x0000000005AF4000-memory.dmp
      Filesize

      5.6MB

    • memory/4444-23-0x0000000006460000-0x000000000647E000-memory.dmp
      Filesize

      120KB

    • memory/4444-29-0x0000000006630000-0x0000000006642000-memory.dmp
      Filesize

      72KB

    • memory/4444-30-0x0000000006690000-0x00000000066CC000-memory.dmp
      Filesize

      240KB

    • memory/4444-31-0x0000000006800000-0x000000000684C000-memory.dmp
      Filesize

      304KB

    • memory/4444-32-0x0000000005140000-0x0000000005150000-memory.dmp
      Filesize

      64KB

    • memory/4444-33-0x0000000006940000-0x00000000069A6000-memory.dmp
      Filesize

      408KB

    • memory/4444-34-0x00000000073C0000-0x0000000007410000-memory.dmp
      Filesize

      320KB

    • memory/4444-0-0x00000000752D0000-0x0000000075A80000-memory.dmp
      Filesize

      7.7MB

    • memory/4444-38-0x0000000008990000-0x0000000008EBC000-memory.dmp
      Filesize

      5.2MB

    • memory/4444-24-0x00000000752D0000-0x0000000075A80000-memory.dmp
      Filesize

      7.7MB