Analysis

  • max time kernel
    138s
  • max time network
    162s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-05-2024 11:48

General

  • Target

    8a870280a0dc165cadf46427c4e47c56d3fa42aa2cf823a54358bf48f5102435.exe

  • Size

    332KB

  • MD5

    f98aa564c242bfb196410e0790d86bec

  • SHA1

    c882a94a6303f80aca544fad54502ae09289d107

  • SHA256

    8a870280a0dc165cadf46427c4e47c56d3fa42aa2cf823a54358bf48f5102435

  • SHA512

    695ccefb3486c9a1e04eafa38f9a58b66360b0529dcaec4b73925985220be1f244b19ce59a22cd0f179245380d87bd2e3bb3f5aa394b61fede1a80f756dc2fbd

  • SSDEEP

    6144:03TwjHHEJ9B4S9re5BAYhePRmygh6BSJ/Yt7wuo1+Wjnhx+0Xp:0DrJ9B4S9rPiygcBO/q++6U0Xp

Malware Config

Extracted

Family

redline

Botnet

5637482599

C2

https://pastebin.com/raw/NgsUAPya

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.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 29 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8a870280a0dc165cadf46427c4e47c56d3fa42aa2cf823a54358bf48f5102435.exe
    "C:\Users\Admin\AppData\Local\Temp\8a870280a0dc165cadf46427c4e47c56d3fa42aa2cf823a54358bf48f5102435.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2548
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2592
  • 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=4164 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:232

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2548-3-0x0000000000400000-0x0000000000401000-memory.dmp

      Filesize

      4KB

    • memory/2548-1-0x0000000000400000-0x0000000000401000-memory.dmp

      Filesize

      4KB

    • memory/2548-0-0x0000000000400000-0x0000000000401000-memory.dmp

      Filesize

      4KB

    • memory/2592-10-0x000000007470E000-0x000000007470F000-memory.dmp

      Filesize

      4KB

    • memory/2592-12-0x0000000006590000-0x00000000065DC000-memory.dmp

      Filesize

      304KB

    • memory/2592-5-0x0000000005070000-0x00000000050D6000-memory.dmp

      Filesize

      408KB

    • memory/2592-6-0x0000000005BE0000-0x00000000061F8000-memory.dmp

      Filesize

      6.1MB

    • memory/2592-7-0x0000000005620000-0x0000000005632000-memory.dmp

      Filesize

      72KB

    • memory/2592-8-0x0000000005750000-0x000000000585A000-memory.dmp

      Filesize

      1.0MB

    • memory/2592-9-0x0000000074700000-0x0000000074EB0000-memory.dmp

      Filesize

      7.7MB

    • memory/2592-2-0x0000000000400000-0x0000000000422000-memory.dmp

      Filesize

      136KB

    • memory/2592-11-0x0000000006550000-0x000000000658C000-memory.dmp

      Filesize

      240KB

    • memory/2592-4-0x000000007470E000-0x000000007470F000-memory.dmp

      Filesize

      4KB

    • memory/2592-13-0x0000000074700000-0x0000000074EB0000-memory.dmp

      Filesize

      7.7MB

    • memory/2592-14-0x00000000068D0000-0x0000000006A92000-memory.dmp

      Filesize

      1.8MB

    • memory/2592-15-0x0000000006FD0000-0x00000000074FC000-memory.dmp

      Filesize

      5.2MB

    • memory/2592-16-0x0000000006AA0000-0x0000000006B32000-memory.dmp

      Filesize

      584KB

    • memory/2592-17-0x0000000007AB0000-0x0000000008054000-memory.dmp

      Filesize

      5.6MB

    • memory/2592-18-0x0000000006B40000-0x0000000006B90000-memory.dmp

      Filesize

      320KB

    • memory/2592-19-0x0000000006C10000-0x0000000006C86000-memory.dmp

      Filesize

      472KB

    • memory/2592-20-0x0000000006BF0000-0x0000000006C0E000-memory.dmp

      Filesize

      120KB

    • memory/2592-22-0x0000000074700000-0x0000000074EB0000-memory.dmp

      Filesize

      7.7MB