Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    28-06-2022 12:43

General

  • Target

    905fcb65077aa07005af8f7f7cbc3392205c56576f0b30ba407f78f72edaba2a.exe

  • Size

    218KB

  • MD5

    387af1d8f0c82fa1111931c2cad2f912

  • SHA1

    7dc4b93f1c6031512ea2f232741740292f0d3232

  • SHA256

    905fcb65077aa07005af8f7f7cbc3392205c56576f0b30ba407f78f72edaba2a

  • SHA512

    d72c4a04ff54c3d9c22e0c22eb843f420ee7ba423ebc9ed77e72bf6477fbbcbfc756c2e8003bcae63e2ef63330dc878f482cf300877841484be8d31437696d31

Malware Config

Extracted

Family

redline

Botnet

mario2

C2

193.106.191.129:80

Attributes
  • auth_value

    4ef7e3fec3a418b2f0233b604d0560d9

Signatures

  • RecordBreaker

    RecordBreaker is an information stealer capable of downloading and executing secondary payloads written in C++.

  • RedLine

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

  • RedLine Payload 1 IoCs
  • suricata: ET MALWARE Generic Stealer Config Download Request

    suricata: ET MALWARE Generic Stealer Config Download Request

  • suricata: ET MALWARE Win32/RecordBreaker CnC Checkin

    suricata: ET MALWARE Win32/RecordBreaker CnC Checkin

  • Downloads MZ/PE file
  • Executes dropped EXE 2 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 23 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\905fcb65077aa07005af8f7f7cbc3392205c56576f0b30ba407f78f72edaba2a.exe
    "C:\Users\Admin\AppData\Local\Temp\905fcb65077aa07005af8f7f7cbc3392205c56576f0b30ba407f78f72edaba2a.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:3896
  • C:\Users\Admin\AppData\Local\Temp\7DFA.exe
    C:\Users\Admin\AppData\Local\Temp\7DFA.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4944
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3688
  • C:\Users\Admin\AppData\Local\Temp\93D5.exe
    C:\Users\Admin\AppData\Local\Temp\93D5.exe
    1⤵
    • Executes dropped EXE
    PID:4496
  • C:\Windows\SysWOW64\explorer.exe
    C:\Windows\SysWOW64\explorer.exe
    1⤵
      PID:2848
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2848 -s 872
        2⤵
        • Program crash
        PID:916
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2848 -ip 2848
      1⤵
        PID:992
      • C:\Windows\explorer.exe
        C:\Windows\explorer.exe
        1⤵
          PID:3892

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\7DFA.exe

          Filesize

          1.6MB

          MD5

          df9cc49add3e01f23c63b0f73469f752

          SHA1

          6f8199ae9280e13671f5eb5715b093cd93f6732e

          SHA256

          b18d30fdfaa2f3469131da279fe2a64ed3cf6c1cbc8785ea1ba6e7596ae85419

          SHA512

          09100b76b4d0ba5a417da4a68977ed0a9eba8563cc5866e0cf912234ebded7598c482967e1812c143868c43c49eb882f82588dfafc041698b814c564decfc9b5

        • C:\Users\Admin\AppData\Local\Temp\7DFA.exe

          Filesize

          1.6MB

          MD5

          df9cc49add3e01f23c63b0f73469f752

          SHA1

          6f8199ae9280e13671f5eb5715b093cd93f6732e

          SHA256

          b18d30fdfaa2f3469131da279fe2a64ed3cf6c1cbc8785ea1ba6e7596ae85419

          SHA512

          09100b76b4d0ba5a417da4a68977ed0a9eba8563cc5866e0cf912234ebded7598c482967e1812c143868c43c49eb882f82588dfafc041698b814c564decfc9b5

        • C:\Users\Admin\AppData\Local\Temp\93D5.exe

          Filesize

          6.6MB

          MD5

          a840af25865513286606284b38490add

          SHA1

          3ab6eaaa2457f3afc1a37645152a91efa95751af

          SHA256

          26923ba499b7c445e86e76c616dee82cd5699de4bdfcf61d3e09562b36f2fbad

          SHA512

          fec4a023ac03aa0733d6e4f11dd9f79c1329b2b73acd543e85b96d2fd32de4374a26250dd36f82919e32bd022fa3e753c8bf09cdb9e92670314ba0f7ef38ceb6

        • C:\Users\Admin\AppData\Local\Temp\93D5.exe

          Filesize

          6.6MB

          MD5

          a840af25865513286606284b38490add

          SHA1

          3ab6eaaa2457f3afc1a37645152a91efa95751af

          SHA256

          26923ba499b7c445e86e76c616dee82cd5699de4bdfcf61d3e09562b36f2fbad

          SHA512

          fec4a023ac03aa0733d6e4f11dd9f79c1329b2b73acd543e85b96d2fd32de4374a26250dd36f82919e32bd022fa3e753c8bf09cdb9e92670314ba0f7ef38ceb6

        • memory/2848-149-0x0000000001420000-0x000000000148B000-memory.dmp

          Filesize

          428KB

        • memory/2848-146-0x0000000001420000-0x000000000148B000-memory.dmp

          Filesize

          428KB

        • memory/2848-145-0x0000000001490000-0x0000000001504000-memory.dmp

          Filesize

          464KB

        • memory/2848-144-0x0000000000000000-mapping.dmp

        • memory/3688-170-0x00000000085E0000-0x0000000008B0C000-memory.dmp

          Filesize

          5.2MB

        • memory/3688-155-0x0000000000000000-mapping.dmp

        • memory/3688-160-0x00000000057A0000-0x0000000005DB8000-memory.dmp

          Filesize

          6.1MB

        • memory/3688-169-0x0000000007EE0000-0x00000000080A2000-memory.dmp

          Filesize

          1.8MB

        • memory/3688-168-0x0000000006700000-0x0000000006766000-memory.dmp

          Filesize

          408KB

        • memory/3688-171-0x0000000007570000-0x00000000075C0000-memory.dmp

          Filesize

          320KB

        • memory/3688-162-0x0000000005320000-0x000000000542A000-memory.dmp

          Filesize

          1.0MB

        • memory/3688-158-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

        • memory/3688-156-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

        • memory/3688-161-0x00000000051F0000-0x0000000005202000-memory.dmp

          Filesize

          72KB

        • memory/3688-163-0x0000000005250000-0x000000000528C000-memory.dmp

          Filesize

          240KB

        • memory/3688-167-0x0000000006620000-0x000000000663E000-memory.dmp

          Filesize

          120KB

        • memory/3688-166-0x0000000006BB0000-0x0000000007154000-memory.dmp

          Filesize

          5.6MB

        • memory/3688-165-0x0000000006560000-0x00000000065F2000-memory.dmp

          Filesize

          584KB

        • memory/3688-164-0x0000000006440000-0x00000000064B6000-memory.dmp

          Filesize

          472KB

        • memory/3892-148-0x0000000000B70000-0x0000000000B7C000-memory.dmp

          Filesize

          48KB

        • memory/3892-147-0x0000000000000000-mapping.dmp

        • memory/3896-131-0x0000000000780000-0x0000000000789000-memory.dmp

          Filesize

          36KB

        • memory/3896-132-0x0000000000400000-0x0000000000633000-memory.dmp

          Filesize

          2.2MB

        • memory/3896-133-0x0000000000400000-0x0000000000633000-memory.dmp

          Filesize

          2.2MB

        • memory/3896-130-0x0000000000A0D000-0x0000000000A1B000-memory.dmp

          Filesize

          56KB

        • memory/4496-138-0x0000000000000000-mapping.dmp

        • memory/4496-152-0x0000000000B90000-0x00000000015EC000-memory.dmp

          Filesize

          10.4MB

        • memory/4496-142-0x0000000000B90000-0x00000000015EC000-memory.dmp

          Filesize

          10.4MB

        • memory/4944-159-0x00000000030EF000-0x000000000323E000-memory.dmp

          Filesize

          1.3MB

        • memory/4944-154-0x0000000011850000-0x0000000011995000-memory.dmp

          Filesize

          1.3MB

        • memory/4944-153-0x0000000011850000-0x0000000011995000-memory.dmp

          Filesize

          1.3MB

        • memory/4944-151-0x00000000030EF000-0x000000000323E000-memory.dmp

          Filesize

          1.3MB

        • memory/4944-150-0x0000000002CE6000-0x00000000030DF000-memory.dmp

          Filesize

          4.0MB

        • memory/4944-141-0x00000000030EF000-0x000000000323E000-memory.dmp

          Filesize

          1.3MB

        • memory/4944-137-0x0000000002CE6000-0x00000000030DF000-memory.dmp

          Filesize

          4.0MB

        • memory/4944-134-0x0000000000000000-mapping.dmp