Analysis

  • max time kernel
    120s
  • max time network
    111s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/11/2024, 03:41

General

  • Target

    23128c93e3506bd0053c95f93399999bde8aba6be964a1fb6f1434d6bebcba48N.exe

  • Size

    531KB

  • MD5

    258ab01a0943c02d66c4469aa129d0e0

  • SHA1

    e884bf0bd9de77dbbe44674879a2c5e809e08062

  • SHA256

    23128c93e3506bd0053c95f93399999bde8aba6be964a1fb6f1434d6bebcba48

  • SHA512

    e61786f2b3f4eb6a61c9084a37c9d386960c959d270d2bd06208c6a942d125dad03cc2ae7f511de1a8538d4b45ac401d0f0b2da6c8993f95b20124032ffd2a01

  • SSDEEP

    6144:Kiy+bnr+yp0yN90QEjjyQ986jwYc4kJbaAShvOI2RrIs+PUEHNgigTDIZtvTqcSo:mMryy90T8w3kbUp2b61SHc77rSo

Malware Config

Extracted

Family

redline

Botnet

norm

C2

77.91.124.145:4125

Attributes
  • auth_value

    1514e6c0ec3d10a36f68f61b206f5759

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 3 IoCs
  • Redline family
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 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 3 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 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\23128c93e3506bd0053c95f93399999bde8aba6be964a1fb6f1434d6bebcba48N.exe
    "C:\Users\Admin\AppData\Local\Temp\23128c93e3506bd0053c95f93399999bde8aba6be964a1fb6f1434d6bebcba48N.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3424
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr419939.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr419939.exe
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Executes dropped EXE
      • Windows security modification
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3144
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku102071.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku102071.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2168
      • C:\Windows\Temp\1.exe
        "C:\Windows\Temp\1.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2428
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2168 -s 1196
        3⤵
        • Program crash
        PID:4172
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2168 -ip 2168
    1⤵
      PID:4920

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr419939.exe

            Filesize

            12KB

            MD5

            27b8b77ef0d35ed23e0b0916dd6bb8c0

            SHA1

            0f00f82858490fd39c53539e41e74386fb1546b3

            SHA256

            6273ec5d01023846395dcab0bd7f1a520a47b90c4244dcc3467a1718a26a024e

            SHA512

            96f512d179336d884d76b0d9bb74ba4922a6a397fbcd3cdb393f92eed7ab5fbaadc92f97c69bde0a6b0a306c7e59af98a406bfe416382dfe28ae70fee948f4a2

          • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku102071.exe

            Filesize

            495KB

            MD5

            57ad332d77be3d6548b01ed088eb2602

            SHA1

            2bc4d89d787e7a635c57a3bbde3168b23a2ba1b1

            SHA256

            376e02df9717669d64b3191176488a2b4d63dfe3d8762416032ed6793d37c1ef

            SHA512

            d5ed37389df0d65ab74ddd9f55d68c5f860dfcd9ded3477f507a4d2447b548b1e673cf65b0b853a42eb43cbcbcdecd4fb8a699bde6b3e2ae68784e84876a7500

          • C:\Windows\Temp\1.exe

            Filesize

            168KB

            MD5

            1073b2e7f778788852d3f7bb79929882

            SHA1

            7f5ca4d69e0fcaf8fe6de2e80455a8b90eb6e2c4

            SHA256

            c46ef7b768c697e57d379ddfdfd3fb4931bf3d535730ef60feca9332e7a19feb

            SHA512

            90cacc509128f9dfb4d96ae9e847ed61b2062297f39d03f481fb1f798b45b36a2d3a8fe2e6415bdc8ce363cf21decee5a9e080f23270395712da1fea9f4952d0

          • memory/2168-48-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-74-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-17-0x0000000000400000-0x000000000045E000-memory.dmp

            Filesize

            376KB

          • memory/2168-18-0x0000000002730000-0x0000000002796000-memory.dmp

            Filesize

            408KB

          • memory/2168-19-0x0000000005060000-0x0000000005604000-memory.dmp

            Filesize

            5.6MB

          • memory/2168-20-0x0000000002900000-0x0000000002966000-memory.dmp

            Filesize

            408KB

          • memory/2168-32-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-36-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-84-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-82-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-80-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-76-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-42-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-72-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-70-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-68-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-66-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-64-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-60-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-58-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-56-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-54-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-52-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-15-0x0000000000B40000-0x0000000000C40000-memory.dmp

            Filesize

            1024KB

          • memory/2168-16-0x00000000024E0000-0x000000000253B000-memory.dmp

            Filesize

            364KB

          • memory/2168-2123-0x0000000000400000-0x000000000045E000-memory.dmp

            Filesize

            376KB

          • memory/2168-46-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-40-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-38-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-34-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-30-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-28-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-26-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-24-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-78-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-62-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-50-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-22-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-21-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2168-2101-0x0000000005780000-0x00000000057B2000-memory.dmp

            Filesize

            200KB

          • memory/2168-2122-0x00000000024E0000-0x000000000253B000-memory.dmp

            Filesize

            364KB

          • memory/2168-44-0x0000000002900000-0x000000000295F000-memory.dmp

            Filesize

            380KB

          • memory/2428-2115-0x0000000001570000-0x0000000001576000-memory.dmp

            Filesize

            24KB

          • memory/2428-2114-0x0000000000BC0000-0x0000000000BF0000-memory.dmp

            Filesize

            192KB

          • memory/2428-2117-0x0000000005630000-0x000000000573A000-memory.dmp

            Filesize

            1.0MB

          • memory/2428-2118-0x0000000005540000-0x0000000005552000-memory.dmp

            Filesize

            72KB

          • memory/2428-2119-0x00000000055A0000-0x00000000055DC000-memory.dmp

            Filesize

            240KB

          • memory/2428-2116-0x0000000005B40000-0x0000000006158000-memory.dmp

            Filesize

            6.1MB

          • memory/2428-2120-0x0000000005740000-0x000000000578C000-memory.dmp

            Filesize

            304KB

          • memory/3144-7-0x00007FFA89713000-0x00007FFA89715000-memory.dmp

            Filesize

            8KB

          • memory/3144-8-0x0000000000780000-0x000000000078A000-memory.dmp

            Filesize

            40KB

          • memory/3144-9-0x00007FFA89713000-0x00007FFA89715000-memory.dmp

            Filesize

            8KB