Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-11-2024 15:19

General

  • Target

    b45f9bd9d7b3ff44bc388712fc093168ba68d02c46f445f462ea7ac35c2d2f9b.exe

  • Size

    684KB

  • MD5

    94285349347d9327ef03cd0ebe995f0c

  • SHA1

    6693be96f12e6fe4c54aeeebaa3766d1413d54d5

  • SHA256

    b45f9bd9d7b3ff44bc388712fc093168ba68d02c46f445f462ea7ac35c2d2f9b

  • SHA512

    d14d7092437fb2fe645998146789258cb7c0319e905539e8fc8631682749829332a64c6bb72b14b6fe1547e1e53ab8b4c176fbd2023c3a107c7b3bfda9c87727

  • SSDEEP

    12288:mMrGy90DeKmbx5JlbstaiIApHl509J54kImwby2DQ/v2xHNPuHxM1100uhkPjl:Uy2u398nIA5LgGzD+gJExydFPjl

Malware Config

Extracted

Family

redline

Botnet

norm

C2

77.91.124.145:4125

Attributes
  • auth_value

    1514e6c0ec3d10a36f68f61b206f5759

Extracted

Family

redline

Botnet

diza

C2

77.91.124.145:4125

Attributes
  • auth_value

    bbab0d2f0ae4d4fdd6b17077d93b3e80

Signatures

  • Detects Healer an antivirus disabler dropper 2 IoCs
  • Healer

    Healer an antivirus disabler dropper.

  • Healer family
  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • RedLine

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

  • RedLine payload 5 IoCs
  • Redline family
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 5 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\b45f9bd9d7b3ff44bc388712fc093168ba68d02c46f445f462ea7ac35c2d2f9b.exe
    "C:\Users\Admin\AppData\Local\Temp\b45f9bd9d7b3ff44bc388712fc093168ba68d02c46f445f462ea7ac35c2d2f9b.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2300
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziVo1073.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziVo1073.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3156
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr862620.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr862620.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:804
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku202386.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku202386.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4812
        • C:\Windows\Temp\1.exe
          "C:\Windows\Temp\1.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:3980
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4812 -s 1544
          4⤵
          • Program crash
          PID:4364
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr322965.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr322965.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1408
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4812 -ip 4812
    1⤵
      PID:4824

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr322965.exe

      Filesize

      169KB

      MD5

      4bdb3fb9672db2a376adc6e7a7e755c2

      SHA1

      4a0fdc579abb19b950e68472db5bc15a431aea06

      SHA256

      d1d3dc4c7ef4b8e410da5664e7b344a7422d537b12ebf49d6526e3e42159c778

      SHA512

      1d655b80dcda2dce654e2e17d2857a46033e418d750ecb9d2f8df1caaa39724217d565cd28f472f720b70adea3feca74db450aa4fc2645991aa842b8be596f29

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziVo1073.exe

      Filesize

      530KB

      MD5

      d0d75771f10ff745aed384afb33a198d

      SHA1

      8f26bf2495febc1030e7d1661af06fb92ffc491b

      SHA256

      4a2daa760c9f3ebbbd198cc48a6e95c7e7446b8a56c97e9b2fd334dd21257b58

      SHA512

      73da97d3bed0f84ba203e05339e16b4d273a3ec7b8563eff5e3c2f45df0159055e9192d88d947946d51e2181fef656cb9a90dc2d32bf9dfb2723bfab2e9b45fa

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr862620.exe

      Filesize

      12KB

      MD5

      c29e0f2e97d3ddc98ded447270007f0e

      SHA1

      f91b508a2b5d4789ae8103cd81854d182a636643

      SHA256

      e645141ba6b86fc61e09a527bdfcea07c7b6355d684b5b1aef60ada45656afaf

      SHA512

      777cb1e2b08ddae70ec22adebdb82846a083eac0dda2c299defcac8e1572c371933197fab5275acbef1f5c860e4dd60623b8c9a8ab7290f350763a8aba7d3987

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku202386.exe

      Filesize

      495KB

      MD5

      974758ecc631fbd671fe848da2bb69db

      SHA1

      73e887df4e38f81d54bd619f3b9d711be8a765e6

      SHA256

      f40046075a250b1f5e93530c060f6be37e574715c4481c543e73d3f561590bc0

      SHA512

      d27dd8a047f42f9ac270131560f8470e8be205e8eb35b5cbceb746933c1bd5e203ed4d5f1fa631509e92a5ddfbd56d20c212d24624c49bc00c02d8b4e7f6932d

    • C:\Windows\Temp\1.exe

      Filesize

      168KB

      MD5

      1073b2e7f778788852d3f7bb79929882

      SHA1

      7f5ca4d69e0fcaf8fe6de2e80455a8b90eb6e2c4

      SHA256

      c46ef7b768c697e57d379ddfdfd3fb4931bf3d535730ef60feca9332e7a19feb

      SHA512

      90cacc509128f9dfb4d96ae9e847ed61b2062297f39d03f481fb1f798b45b36a2d3a8fe2e6415bdc8ce363cf21decee5a9e080f23270395712da1fea9f4952d0

    • memory/804-14-0x00007FFB27693000-0x00007FFB27695000-memory.dmp

      Filesize

      8KB

    • memory/804-16-0x00007FFB27693000-0x00007FFB27695000-memory.dmp

      Filesize

      8KB

    • memory/804-15-0x0000000000240000-0x000000000024A000-memory.dmp

      Filesize

      40KB

    • memory/1408-2130-0x0000000001540000-0x0000000001546000-memory.dmp

      Filesize

      24KB

    • memory/1408-2129-0x0000000000CE0000-0x0000000000D0E000-memory.dmp

      Filesize

      184KB

    • memory/3980-2118-0x00000000000D0000-0x0000000000100000-memory.dmp

      Filesize

      192KB

    • memory/3980-2119-0x00000000009B0000-0x00000000009B6000-memory.dmp

      Filesize

      24KB

    • memory/3980-2120-0x00000000051A0000-0x00000000057B8000-memory.dmp

      Filesize

      6.1MB

    • memory/3980-2124-0x0000000004C30000-0x0000000004C7C000-memory.dmp

      Filesize

      304KB

    • memory/3980-2123-0x0000000004BE0000-0x0000000004C1C000-memory.dmp

      Filesize

      240KB

    • memory/3980-2122-0x0000000004B80000-0x0000000004B92000-memory.dmp

      Filesize

      72KB

    • memory/3980-2121-0x0000000004C90000-0x0000000004D9A000-memory.dmp

      Filesize

      1.0MB

    • memory/4812-62-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-38-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-78-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-76-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-74-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-72-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-70-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-66-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-64-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-82-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-60-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-58-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-56-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-54-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-52-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-48-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-46-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-44-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-43-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-80-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-36-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-34-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-32-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-30-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-84-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-68-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-86-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-88-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-40-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-28-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-24-0x0000000005540000-0x00000000055A6000-memory.dmp

      Filesize

      408KB

    • memory/4812-23-0x0000000004F50000-0x00000000054F4000-memory.dmp

      Filesize

      5.6MB

    • memory/4812-22-0x0000000004EA0000-0x0000000004F06000-memory.dmp

      Filesize

      408KB

    • memory/4812-50-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-26-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-25-0x0000000005540000-0x000000000559F000-memory.dmp

      Filesize

      380KB

    • memory/4812-2105-0x0000000005740000-0x0000000005772000-memory.dmp

      Filesize

      200KB