Analysis

  • max time kernel
    150s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/05/2024, 01:41

General

  • Target

    b121da5d4ea405453284cbcf001e750feb3eaf4c3a4cb35d2cd44ecf96f85584.exe

  • Size

    267KB

  • MD5

    badb07000ee512419746fa1055631ac5

  • SHA1

    53b2709a63e49720e3aa8d6ada4140eaa48bdaa2

  • SHA256

    b121da5d4ea405453284cbcf001e750feb3eaf4c3a4cb35d2cd44ecf96f85584

  • SHA512

    30f399df2ece75bfe1a0b418dfcbc1e1010b972fdb20a659bcd0a63bc24123e37d22c2ae3d62baf56fa75267a0d67bfebf6c6dd83e580a5ab01ec615287647b1

  • SSDEEP

    6144:DIOllhS4qdxjPxUUspxkxUEgJGb0r7IAF/mmKU:cU/SNRBYAQr7I8TKU

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 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b121da5d4ea405453284cbcf001e750feb3eaf4c3a4cb35d2cd44ecf96f85584.exe
    "C:\Users\Admin\AppData\Local\Temp\b121da5d4ea405453284cbcf001e750feb3eaf4c3a4cb35d2cd44ecf96f85584.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1380
    • 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:2212

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1380-1-0x0000000000C40000-0x0000000000C41000-memory.dmp

          Filesize

          4KB

        • memory/2212-8-0x0000000006C90000-0x0000000006CCC000-memory.dmp

          Filesize

          240KB

        • memory/2212-10-0x0000000007000000-0x00000000071C2000-memory.dmp

          Filesize

          1.8MB

        • memory/2212-3-0x00000000058C0000-0x0000000005926000-memory.dmp

          Filesize

          408KB

        • memory/2212-6-0x0000000005FC0000-0x00000000060CA000-memory.dmp

          Filesize

          1.0MB

        • memory/2212-5-0x0000000005E90000-0x0000000005EA2000-memory.dmp

          Filesize

          72KB

        • memory/2212-7-0x00000000745E0000-0x0000000074D90000-memory.dmp

          Filesize

          7.7MB

        • memory/2212-4-0x0000000006430000-0x0000000006A48000-memory.dmp

          Filesize

          6.1MB

        • memory/2212-2-0x00000000745EE000-0x00000000745EF000-memory.dmp

          Filesize

          4KB

        • memory/2212-0-0x0000000000400000-0x0000000000422000-memory.dmp

          Filesize

          136KB

        • memory/2212-11-0x0000000007700000-0x0000000007C2C000-memory.dmp

          Filesize

          5.2MB

        • memory/2212-9-0x0000000006CD0000-0x0000000006D1C000-memory.dmp

          Filesize

          304KB

        • memory/2212-13-0x0000000007370000-0x0000000007402000-memory.dmp

          Filesize

          584KB

        • memory/2212-12-0x00000000081E0000-0x0000000008784000-memory.dmp

          Filesize

          5.6MB

        • memory/2212-14-0x0000000007250000-0x00000000072C6000-memory.dmp

          Filesize

          472KB

        • memory/2212-15-0x00000000071F0000-0x000000000720E000-memory.dmp

          Filesize

          120KB

        • memory/2212-16-0x0000000007D30000-0x0000000007D80000-memory.dmp

          Filesize

          320KB

        • memory/2212-18-0x00000000745E0000-0x0000000074D90000-memory.dmp

          Filesize

          7.7MB