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
    05-11-2024 23:05

General

  • Target

    fca3d4708b291d176a1485e834feb7115a67dc1dc7fb84757681a98e2786d1d2.exe

  • Size

    656KB

  • MD5

    76432b48048c8771887382bb8f47d2cf

  • SHA1

    c68821e54054d410e0bce3e42ea3f53c0237c8bc

  • SHA256

    fca3d4708b291d176a1485e834feb7115a67dc1dc7fb84757681a98e2786d1d2

  • SHA512

    14b75151d8455da0a2a99170dd3fb74a29cdc9c1fcdddee36934bd99e0b11238194116c6d0f77d0dde4aef7b7360ccc9d911f6feba8f048b29bc25328f002f6c

  • SSDEEP

    12288:XMrky90OMEqIiD7D2WW9s0Sn88Rt44LSIZvIqDJxM/NDxqlPeH78crksw:XylMEqIiDvLW9s9n8s/LSIZrDkDxqJW

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\fca3d4708b291d176a1485e834feb7115a67dc1dc7fb84757681a98e2786d1d2.exe
    "C:\Users\Admin\AppData\Local\Temp\fca3d4708b291d176a1485e834feb7115a67dc1dc7fb84757681a98e2786d1d2.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4564
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zinz9120.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zinz9120.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4784
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr341886.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr341886.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3612
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku109136.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku109136.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3332
        • C:\Windows\Temp\1.exe
          "C:\Windows\Temp\1.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:3048
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3332 -s 1376
          4⤵
          • Program crash
          PID:2280
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr396439.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr396439.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1420
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3332 -ip 3332
    1⤵
      PID:5964

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr396439.exe

      Filesize

      168KB

      MD5

      fa66ddc5ebae3eb7eec9617477dd3541

      SHA1

      3fd6aa0f93ee893bd3157c803509df5b26269f1a

      SHA256

      84196b15ccba66c96ee10c62dd25943516e77f7a0872d155e61ed0e02f44189b

      SHA512

      caa8b8328e5c6565be31850629b6f081be8bf828173e76478a8b12db7efbc95f7d37d61b626bb2fbea75d925b0113e977c5e3dba9eba746eb75081a75c3c29a6

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zinz9120.exe

      Filesize

      502KB

      MD5

      22df2f9dc3daf16cbbdaeaab685201f2

      SHA1

      bd4a61a4736ead174a344b3766984e0764b7acfe

      SHA256

      0cefd4df5fae2457f16361f59796bbe52e579785a87401fd5ca141a773271860

      SHA512

      cbb8a89574b0b341d3591f5a565056ecae06f650063902aa17c58cab68c3d0e98a5fc61a15cc85f8d2312f302c586f166640689560fc15014a39b227a7dcbdf8

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr341886.exe

      Filesize

      11KB

      MD5

      bbd440498315e029d0707a934d76cb98

      SHA1

      36503d21cccc67be0c8143f51d066f7c0d9ad3b0

      SHA256

      5256ce16ffd51bb8705484957104fd08108954094c1a63e96af68624a4ec23a3

      SHA512

      5d42afbcdcfa1ceab806af9a6547f9c1b880ba8ed8ef75d4abaa6c8523ca91018afc8d852ab6f4b63833db6d8edb2e48dae4bab12709140ddcd8fd3c978c3cd3

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku109136.exe

      Filesize

      424KB

      MD5

      b66340ceac8835c327049b80989ed3d7

      SHA1

      432a440a69acc307614c0b7fcbd25fbf9b50de2f

      SHA256

      2b962afd0208950132fa5c20a1bce7ca3c9c5a6d17b10aae8df1c578e021847e

      SHA512

      88225781681dee14e97c3a76bccb4f1df3e98cf02db9fe8186fcf7cbe4860436f0aa8d424c9519952683046fb49b64f59e9f247402c9f6ab83040b5eb39b27a6

    • C:\Windows\Temp\1.exe

      Filesize

      168KB

      MD5

      1073b2e7f778788852d3f7bb79929882

      SHA1

      7f5ca4d69e0fcaf8fe6de2e80455a8b90eb6e2c4

      SHA256

      c46ef7b768c697e57d379ddfdfd3fb4931bf3d535730ef60feca9332e7a19feb

      SHA512

      90cacc509128f9dfb4d96ae9e847ed61b2062297f39d03f481fb1f798b45b36a2d3a8fe2e6415bdc8ce363cf21decee5a9e080f23270395712da1fea9f4952d0

    • memory/1420-2129-0x0000000000F30000-0x0000000000F5E000-memory.dmp

      Filesize

      184KB

    • memory/1420-2130-0x0000000003170000-0x0000000003176000-memory.dmp

      Filesize

      24KB

    • memory/3048-2118-0x0000000000AD0000-0x0000000000B00000-memory.dmp

      Filesize

      192KB

    • memory/3048-2124-0x0000000005520000-0x000000000556C000-memory.dmp

      Filesize

      304KB

    • memory/3048-2123-0x00000000054E0000-0x000000000551C000-memory.dmp

      Filesize

      240KB

    • memory/3048-2122-0x0000000005340000-0x0000000005352000-memory.dmp

      Filesize

      72KB

    • memory/3048-2121-0x00000000055F0000-0x00000000056FA000-memory.dmp

      Filesize

      1.0MB

    • memory/3048-2120-0x0000000005B00000-0x0000000006118000-memory.dmp

      Filesize

      6.1MB

    • memory/3048-2119-0x00000000052F0000-0x00000000052F6000-memory.dmp

      Filesize

      24KB

    • memory/3332-50-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-34-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-74-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-72-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-68-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-66-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-64-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-62-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-60-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-58-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-56-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-52-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-78-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-48-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-46-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-44-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-42-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-38-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-36-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-76-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-32-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-30-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-70-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-28-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-54-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-26-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-80-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-82-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-85-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-86-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-88-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-40-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-24-0x0000000005320000-0x0000000005386000-memory.dmp

      Filesize

      408KB

    • memory/3332-23-0x0000000004D70000-0x0000000005314000-memory.dmp

      Filesize

      5.6MB

    • memory/3332-22-0x0000000004CB0000-0x0000000004D16000-memory.dmp

      Filesize

      408KB

    • memory/3332-25-0x0000000005320000-0x000000000537F000-memory.dmp

      Filesize

      380KB

    • memory/3332-2105-0x0000000005540000-0x0000000005572000-memory.dmp

      Filesize

      200KB

    • memory/3612-14-0x00007FFA46CF3000-0x00007FFA46CF5000-memory.dmp

      Filesize

      8KB

    • memory/3612-15-0x0000000000520000-0x000000000052A000-memory.dmp

      Filesize

      40KB

    • memory/3612-16-0x00007FFA46CF3000-0x00007FFA46CF5000-memory.dmp

      Filesize

      8KB