Analysis

  • max time kernel
    145s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-11-2024 09:08

General

  • Target

    f45a55c78bb4c718087fdc6251f45a72a65b366aabb97c6a89ccc54142a36ce6.exe

  • Size

    685KB

  • MD5

    d2d163ad97be4f6b332162ed9f67a21a

  • SHA1

    4749ad61d644b12f7c083832417b9244500e6faa

  • SHA256

    f45a55c78bb4c718087fdc6251f45a72a65b366aabb97c6a89ccc54142a36ce6

  • SHA512

    9012c07cee32a739c503a7ea8138cfde7821077d28a58f6419fe2268b4cf09302a2d81fc0d069f399d04480615d9e1695af8815c694c956a6f4f0d416d6557f9

  • SSDEEP

    12288:EMrCy90cQ4rISmyL4Ujq672n1rSjQHG2I/vSgNQGrSnUwhMLS9WXhQC:+yrrvw+stSjQm207ThWtg9

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\f45a55c78bb4c718087fdc6251f45a72a65b366aabb97c6a89ccc54142a36ce6.exe
    "C:\Users\Admin\AppData\Local\Temp\f45a55c78bb4c718087fdc6251f45a72a65b366aabb97c6a89ccc54142a36ce6.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3760
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziub6530.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziub6530.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1896
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr877706.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr877706.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:720
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku163044.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku163044.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1008
        • C:\Windows\Temp\1.exe
          "C:\Windows\Temp\1.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:1560
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1008 -s 1184
          4⤵
          • Program crash
          PID:4792
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr512821.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr512821.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3112
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1008 -ip 1008
    1⤵
      PID:1640

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr512821.exe

      Filesize

      169KB

      MD5

      a0bb43d61899c1e6e2728e150f41a6c4

      SHA1

      353c9fa010bdd65e9a9cb3c1f5dfacb76d32e66d

      SHA256

      b1b83829bb8b02fd350412283393e0051d6e67ac743b3b162d6fd359761571d0

      SHA512

      3c37159ba74c3b41cfa7e990c181ab39fa698d81aea58f9a0ff667aa298fd9220fa54ae168e515377b4cc5edfd988e839f6f3e806bb3cdbffe2aafddd388b40d

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziub6530.exe

      Filesize

      530KB

      MD5

      1014b4766cf0682d60ffab2b3a41b015

      SHA1

      4254c968fe672956bc9ebf37bedb6f0b862f209c

      SHA256

      aae041b623d980eee2fbc3fbe30ac20fd5f148b9b3ef5d0f7ac9a0cd65f9fc5d

      SHA512

      b3836401af53e6ce46d2b5468fc280cd6d0fb6e238febbc60411119f7c3887ec4333f05f76efaf4fa857e3e80816273970625867a4f5878c3e9efddc748f9083

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr877706.exe

      Filesize

      12KB

      MD5

      92f8ab57f522cab81debbaf764c042f6

      SHA1

      751e503ae31f8ff5b8a5b7aef12cb4e3497eec2c

      SHA256

      a67131b1e7a7bef9ffb203a11fa83998a85e0438f8f242d030f142044d8debb3

      SHA512

      94d69035cfaacfddecbc474a2c2ee52cda557078e6e233bc101dc1e749941c1a2cd9728a030754838d414736cdff540bd80e8777412574629a7ff14dd77706c8

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku163044.exe

      Filesize

      495KB

      MD5

      6b06cdc98beffc3bc21a6defe01f5d86

      SHA1

      48d29defe9c50a28cc38533ba269eb27879d9fa4

      SHA256

      b2d30f5f08d3ce79e70cebcfc6ca05ad7242188a090dbc66bb6eaa324697299e

      SHA512

      7e7c2d0832f4845506d06df50616d42afe199144bb8de764912961864547673b9c6b34ea1d5725d59a61556ef05c3d7ccc3606cce5c178e17f5707e8eca367a8

    • C:\Windows\Temp\1.exe

      Filesize

      168KB

      MD5

      1073b2e7f778788852d3f7bb79929882

      SHA1

      7f5ca4d69e0fcaf8fe6de2e80455a8b90eb6e2c4

      SHA256

      c46ef7b768c697e57d379ddfdfd3fb4931bf3d535730ef60feca9332e7a19feb

      SHA512

      90cacc509128f9dfb4d96ae9e847ed61b2062297f39d03f481fb1f798b45b36a2d3a8fe2e6415bdc8ce363cf21decee5a9e080f23270395712da1fea9f4952d0

    • memory/720-14-0x00007FFE38893000-0x00007FFE38895000-memory.dmp

      Filesize

      8KB

    • memory/720-15-0x0000000000800000-0x000000000080A000-memory.dmp

      Filesize

      40KB

    • memory/720-16-0x00007FFE38893000-0x00007FFE38895000-memory.dmp

      Filesize

      8KB

    • memory/1008-22-0x0000000004F60000-0x0000000004FC6000-memory.dmp

      Filesize

      408KB

    • memory/1008-23-0x0000000005020000-0x00000000055C4000-memory.dmp

      Filesize

      5.6MB

    • memory/1008-24-0x00000000055D0000-0x0000000005636000-memory.dmp

      Filesize

      408KB

    • memory/1008-70-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-88-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-86-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-84-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-82-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-80-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-78-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-76-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-74-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-72-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-68-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-66-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-64-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-62-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-60-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-58-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-56-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-52-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-50-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-48-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-46-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-44-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-42-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-40-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-38-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-36-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-34-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-32-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-28-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-54-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-30-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-26-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-25-0x00000000055D0000-0x000000000562F000-memory.dmp

      Filesize

      380KB

    • memory/1008-2105-0x0000000004FD0000-0x0000000005002000-memory.dmp

      Filesize

      200KB

    • memory/1560-2118-0x0000000000F00000-0x0000000000F30000-memory.dmp

      Filesize

      192KB

    • memory/1560-2119-0x00000000056E0000-0x00000000056E6000-memory.dmp

      Filesize

      24KB

    • memory/1560-2120-0x0000000005EA0000-0x00000000064B8000-memory.dmp

      Filesize

      6.1MB

    • memory/1560-2121-0x0000000005990000-0x0000000005A9A000-memory.dmp

      Filesize

      1.0MB

    • memory/1560-2122-0x0000000005880000-0x0000000005892000-memory.dmp

      Filesize

      72KB

    • memory/1560-2123-0x00000000058E0000-0x000000000591C000-memory.dmp

      Filesize

      240KB

    • memory/1560-2124-0x0000000005930000-0x000000000597C000-memory.dmp

      Filesize

      304KB

    • memory/3112-2129-0x0000000000FE0000-0x000000000100E000-memory.dmp

      Filesize

      184KB

    • memory/3112-2130-0x0000000003080000-0x0000000003086000-memory.dmp

      Filesize

      24KB