Analysis

  • max time kernel
    66s
  • max time network
    66s
  • platform
    windows10-1703_x64
  • resource
    win10-20220722-en
  • resource tags

    arch:x64arch:x86image:win10-20220722-enlocale:en-usos:windows10-1703-x64system
  • submitted
    12-08-2022 01:29

General

  • Target

    B59600E131D839BCA09180B6A1624EC0C8ED6A89F7B5F266E00D466A08BBBF50.exe

  • Size

    2.4MB

  • MD5

    eb787c21d13fea35fdef02a4108a3837

  • SHA1

    e49bdd16b109886c7bec44945dd442b815c85540

  • SHA256

    b59600e131d839bca09180b6a1624ec0c8ed6a89f7b5f266e00d466a08bbbf50

  • SHA512

    612e2428af924cd5f666542ddcc2842fbda8691de6659a9a7ea50f7d28ad11bbbd8a36772f0ab3dca6be86f29876ff6a12cb6e635d9a8788a9d4a50d8891ba64

Malware Config

Extracted

Family

redline

C2

185.215.113.83:60722

Attributes
  • auth_value

    dd55e2051534eafb87cf91977b6d459b

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 2 IoCs
  • YTStealer

    YTStealer is a malware designed to steal YouTube authentication cookies.

  • YTStealer payload 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 2 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\B59600E131D839BCA09180B6A1624EC0C8ED6A89F7B5F266E00D466A08BBBF50.exe
    "C:\Users\Admin\AppData\Local\Temp\B59600E131D839BCA09180B6A1624EC0C8ED6A89F7B5F266E00D466A08BBBF50.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4696
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:199012
      • C:\Users\Admin\AppData\Local\Temp\Starter.exe
        "C:\Users\Admin\AppData\Local\Temp\Starter.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:3084
      • C:\Users\Admin\AppData\Local\Temp\start.exe
        "C:\Users\Admin\AppData\Local\Temp\start.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4664
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\Users\Admin\AppData\Local\Temp\start.exe
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:5156
          • C:\Windows\system32\choice.exe
            choice /C Y /N /D Y /T 0
            5⤵
              PID:5196

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\Starter.exe

      Filesize

      18KB

      MD5

      3d41fe66e7592eb35c5ef99a83fce2a4

      SHA1

      5dc2984ceb1a169b5571267159c43f1b0e5d757d

      SHA256

      7c58039db066e640a338ac6180adcf0b45cbfb9adaa7ae3b279d4628159c4198

      SHA512

      9ac687f2278f19265ae361eee6bbbe0234fed0d9b16c9f4524af8c9e1e131a51fddfa0a19cbbda9feb0b5ccf22ffaad97d5c425f179cb7d920dba66ad7f4e285

    • C:\Users\Admin\AppData\Local\Temp\Starter.exe

      Filesize

      18KB

      MD5

      3d41fe66e7592eb35c5ef99a83fce2a4

      SHA1

      5dc2984ceb1a169b5571267159c43f1b0e5d757d

      SHA256

      7c58039db066e640a338ac6180adcf0b45cbfb9adaa7ae3b279d4628159c4198

      SHA512

      9ac687f2278f19265ae361eee6bbbe0234fed0d9b16c9f4524af8c9e1e131a51fddfa0a19cbbda9feb0b5ccf22ffaad97d5c425f179cb7d920dba66ad7f4e285

    • C:\Users\Admin\AppData\Local\Temp\start.exe

      Filesize

      4.0MB

      MD5

      b09ec6718a34a70a182f3412b89f6777

      SHA1

      e730645db18339897aeddb4f21ce662911e03444

      SHA256

      21c2f78a2ba5891c4dbdc1b50283844c7720ecd3f1187fb9269015524cad2da2

      SHA512

      5d0f9eb9fcfe8a5d6c42db552d35411116ec0b405e747537a75fd50fb6e9f1d1fc1bf95c169c5ef7c2d217b7cc5d647a6ed36f130e0382a71f919c5e09ec7881

    • C:\Users\Admin\AppData\Local\Temp\start.exe

      Filesize

      4.0MB

      MD5

      b09ec6718a34a70a182f3412b89f6777

      SHA1

      e730645db18339897aeddb4f21ce662911e03444

      SHA256

      21c2f78a2ba5891c4dbdc1b50283844c7720ecd3f1187fb9269015524cad2da2

      SHA512

      5d0f9eb9fcfe8a5d6c42db552d35411116ec0b405e747537a75fd50fb6e9f1d1fc1bf95c169c5ef7c2d217b7cc5d647a6ed36f130e0382a71f919c5e09ec7881

    • memory/3084-619-0x0000000000000000-mapping.dmp

    • memory/3084-655-0x0000000000B70000-0x0000000000B7A000-memory.dmp

      Filesize

      40KB

    • memory/3084-682-0x00000000053C0000-0x00000000053CA000-memory.dmp

      Filesize

      40KB

    • memory/4664-676-0x0000000000000000-mapping.dmp

    • memory/4664-681-0x0000000001060000-0x0000000001E39000-memory.dmp

      Filesize

      13.8MB

    • memory/4664-700-0x0000000001060000-0x0000000001E39000-memory.dmp

      Filesize

      13.8MB

    • memory/4696-132-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/4696-133-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/4696-134-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/4696-131-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/4696-130-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/4696-129-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/4696-128-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/4696-127-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/5156-699-0x0000000000000000-mapping.dmp

    • memory/5196-701-0x0000000000000000-mapping.dmp

    • memory/199012-170-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-182-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-150-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-151-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-152-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-153-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-154-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-155-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-156-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-157-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-158-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-159-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-160-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-161-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-162-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-163-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-164-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-165-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-166-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-167-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-168-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-169-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-147-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-171-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-172-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-174-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-175-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-176-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-177-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-178-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-179-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-180-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-181-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-148-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-183-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-184-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-185-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-186-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-187-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-188-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-189-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-190-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-191-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-192-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-193-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-194-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-196-0x00000000093E0000-0x00000000099E6000-memory.dmp

      Filesize

      6.0MB

    • memory/199012-197-0x0000000008E80000-0x0000000008E92000-memory.dmp

      Filesize

      72KB

    • memory/199012-198-0x0000000008FB0000-0x00000000090BA000-memory.dmp

      Filesize

      1.0MB

    • memory/199012-201-0x0000000008F00000-0x0000000008F3E000-memory.dmp

      Filesize

      248KB

    • memory/199012-203-0x0000000008F40000-0x0000000008F8B000-memory.dmp

      Filesize

      300KB

    • memory/199012-214-0x0000000009220000-0x0000000009286000-memory.dmp

      Filesize

      408KB

    • memory/199012-222-0x0000000009D70000-0x0000000009DE6000-memory.dmp

      Filesize

      472KB

    • memory/199012-223-0x0000000009ED0000-0x0000000009F62000-memory.dmp

      Filesize

      584KB

    • memory/199012-145-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-144-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-143-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-142-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-141-0x0000000077560000-0x00000000776EE000-memory.dmp

      Filesize

      1.6MB

    • memory/199012-140-0x000000000041B4EE-mapping.dmp

    • memory/199012-135-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/199012-224-0x000000000A470000-0x000000000A96E000-memory.dmp

      Filesize

      5.0MB

    • memory/199012-228-0x000000000A070000-0x000000000A08E000-memory.dmp

      Filesize

      120KB

    • memory/199012-244-0x000000000B5F0000-0x000000000B7B2000-memory.dmp

      Filesize

      1.8MB

    • memory/199012-245-0x000000000BCF0000-0x000000000C21C000-memory.dmp

      Filesize

      5.2MB

    • memory/199012-579-0x000000000A9C0000-0x000000000AA10000-memory.dmp

      Filesize

      320KB