Analysis

  • max time kernel
    150s
  • 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 18:07

General

  • Target

    aac2c8d378178924b4f00336f06009b4b0bd258154c5904cab70652fcaaa23cb.exe

  • Size

    802KB

  • MD5

    21fe5ebd39a747c5c0fe1fef41d98a74

  • SHA1

    f368352d5182bd0b3f2c1297e0b1b2c3a86702fb

  • SHA256

    aac2c8d378178924b4f00336f06009b4b0bd258154c5904cab70652fcaaa23cb

  • SHA512

    ced62d4f72eff9ed57b7f3dd446190b24773aee55b4f348180b09b4b8e86064e081828badfff8d9518fc7739bed4ceac4bc6b05c16ec38a911cc734e3f0238e2

  • SSDEEP

    24576:4yPPBvz0EigO1E+DCSyZ4jByBf24eGyaDr:/BvzZO1HyyjBmFf

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 17 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 2 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 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 6 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 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\aac2c8d378178924b4f00336f06009b4b0bd258154c5904cab70652fcaaa23cb.exe
    "C:\Users\Admin\AppData\Local\Temp\aac2c8d378178924b4f00336f06009b4b0bd258154c5904cab70652fcaaa23cb.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3880
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un145405.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un145405.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3284
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5564.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5564.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3756
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3756 -s 1084
          4⤵
          • Program crash
          PID:1096
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8151.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8151.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2248
        • C:\Windows\Temp\1.exe
          "C:\Windows\Temp\1.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:3300
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2248 -s 1384
          4⤵
          • Program crash
          PID:5864
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si334851.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si334851.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:5680
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3756 -ip 3756
    1⤵
      PID:4712
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2248 -ip 2248
      1⤵
        PID:6080

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si334851.exe

        Filesize

        168KB

        MD5

        8978ca4b4b3d9e82282997f859ff8f75

        SHA1

        25308f30e0578442fad92b07d79713568f67c75b

        SHA256

        f83a81d0741ee5ed84452483249cb6321dd77e56c08c0b0a4d53b3595e3721b1

        SHA512

        a92b3bd79f5b36863b2c790a949ac5b4c6ed05e717e91f445534eaaf420f06dd0fdb741d5b19471aa0555306f7632998823f7c8bf1433f0ac7fa7067b21459c2

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un145405.exe

        Filesize

        648KB

        MD5

        66e8913ad37243791f8a8a105a19db3a

        SHA1

        c36ec6fd6c6d20d315a359425f9ac1f3b0556135

        SHA256

        c5198dc55fada2375a9e50191bd905600b2881f4944a083f092ebab84f1ab19c

        SHA512

        e69eaf6f126dc748a2217ec088a3ed901640040a40cbf4211972fde74c584606683aa3388729face476ede3567b0375a5c83030bc9fae0e2f053050dbb94f48f

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5564.exe

        Filesize

        252KB

        MD5

        99e59a93fac61a17822db1929bbda916

        SHA1

        1bb2b8bc9fd0cf1408de72f680cc241488e8f3f0

        SHA256

        91904e81c42e8de7be845ef3ae409378fa7dd11160717b18e155d36397a4d971

        SHA512

        62fd0f860748a94ef8d017854b21491bde1642dcfa0e7225499202dfe1321c713e5418df0e47dde7f92b0ff04c5659f1da860dfa25e03a3050bb3765d60d2c78

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8151.exe

        Filesize

        435KB

        MD5

        782b1a63d2ea3bbcd92ac3d3fc94b755

        SHA1

        a11c2419dbd64e71913b4d203c65c34cf7d49e6a

        SHA256

        f435001c21fc436d567a02534f6719565b107606fac85d68cfc3bd209b635f56

        SHA512

        1197a3e2a8d5f211e0531f3ed990ff3ffd7b9ed5b9ca22b30e2c8e6b2267f9cbeef668b080a3edf313de0446d83569767cdd37565a37b66811f2c0cd7e688fd4

      • C:\Windows\Temp\1.exe

        Filesize

        168KB

        MD5

        1073b2e7f778788852d3f7bb79929882

        SHA1

        7f5ca4d69e0fcaf8fe6de2e80455a8b90eb6e2c4

        SHA256

        c46ef7b768c697e57d379ddfdfd3fb4931bf3d535730ef60feca9332e7a19feb

        SHA512

        90cacc509128f9dfb4d96ae9e847ed61b2062297f39d03f481fb1f798b45b36a2d3a8fe2e6415bdc8ce363cf21decee5a9e080f23270395712da1fea9f4952d0

      • memory/2248-67-0x0000000004CB0000-0x0000000004D0F000-memory.dmp

        Filesize

        380KB

      • memory/2248-60-0x0000000004C40000-0x0000000004CA6000-memory.dmp

        Filesize

        408KB

      • memory/2248-65-0x0000000004CB0000-0x0000000004D0F000-memory.dmp

        Filesize

        380KB

      • memory/2248-85-0x0000000004CB0000-0x0000000004D0F000-memory.dmp

        Filesize

        380KB

      • memory/2248-2142-0x00000000028C0000-0x00000000028F2000-memory.dmp

        Filesize

        200KB

      • memory/2248-62-0x0000000004CB0000-0x0000000004D0F000-memory.dmp

        Filesize

        380KB

      • memory/2248-63-0x0000000004CB0000-0x0000000004D0F000-memory.dmp

        Filesize

        380KB

      • memory/2248-89-0x0000000004CB0000-0x0000000004D0F000-memory.dmp

        Filesize

        380KB

      • memory/2248-69-0x0000000004CB0000-0x0000000004D0F000-memory.dmp

        Filesize

        380KB

      • memory/2248-71-0x0000000004CB0000-0x0000000004D0F000-memory.dmp

        Filesize

        380KB

      • memory/2248-73-0x0000000004CB0000-0x0000000004D0F000-memory.dmp

        Filesize

        380KB

      • memory/2248-75-0x0000000004CB0000-0x0000000004D0F000-memory.dmp

        Filesize

        380KB

      • memory/2248-77-0x0000000004CB0000-0x0000000004D0F000-memory.dmp

        Filesize

        380KB

      • memory/2248-95-0x0000000004CB0000-0x0000000004D0F000-memory.dmp

        Filesize

        380KB

      • memory/2248-81-0x0000000004CB0000-0x0000000004D0F000-memory.dmp

        Filesize

        380KB

      • memory/2248-84-0x0000000004CB0000-0x0000000004D0F000-memory.dmp

        Filesize

        380KB

      • memory/2248-87-0x0000000004CB0000-0x0000000004D0F000-memory.dmp

        Filesize

        380KB

      • memory/2248-91-0x0000000004CB0000-0x0000000004D0F000-memory.dmp

        Filesize

        380KB

      • memory/2248-93-0x0000000004CB0000-0x0000000004D0F000-memory.dmp

        Filesize

        380KB

      • memory/2248-79-0x0000000004CB0000-0x0000000004D0F000-memory.dmp

        Filesize

        380KB

      • memory/2248-61-0x0000000004CB0000-0x0000000004D16000-memory.dmp

        Filesize

        408KB

      • memory/3300-2160-0x0000000005160000-0x000000000519C000-memory.dmp

        Filesize

        240KB

      • memory/3300-2155-0x0000000000780000-0x00000000007B0000-memory.dmp

        Filesize

        192KB

      • memory/3300-2161-0x00000000052E0000-0x000000000532C000-memory.dmp

        Filesize

        304KB

      • memory/3300-2159-0x0000000005100000-0x0000000005112000-memory.dmp

        Filesize

        72KB

      • memory/3300-2158-0x00000000051D0000-0x00000000052DA000-memory.dmp

        Filesize

        1.0MB

      • memory/3300-2157-0x00000000056A0000-0x0000000005CB8000-memory.dmp

        Filesize

        6.1MB

      • memory/3300-2156-0x0000000004F60000-0x0000000004F66000-memory.dmp

        Filesize

        24KB

      • memory/3756-23-0x0000000004B80000-0x0000000004B92000-memory.dmp

        Filesize

        72KB

      • memory/3756-43-0x0000000004B80000-0x0000000004B92000-memory.dmp

        Filesize

        72KB

      • memory/3756-55-0x0000000000400000-0x0000000000430000-memory.dmp

        Filesize

        192KB

      • memory/3756-25-0x0000000004B80000-0x0000000004B92000-memory.dmp

        Filesize

        72KB

      • memory/3756-27-0x0000000004B80000-0x0000000004B92000-memory.dmp

        Filesize

        72KB

      • memory/3756-29-0x0000000004B80000-0x0000000004B92000-memory.dmp

        Filesize

        72KB

      • memory/3756-31-0x0000000004B80000-0x0000000004B92000-memory.dmp

        Filesize

        72KB

      • memory/3756-33-0x0000000004B80000-0x0000000004B92000-memory.dmp

        Filesize

        72KB

      • memory/3756-35-0x0000000004B80000-0x0000000004B92000-memory.dmp

        Filesize

        72KB

      • memory/3756-37-0x0000000004B80000-0x0000000004B92000-memory.dmp

        Filesize

        72KB

      • memory/3756-40-0x0000000004B80000-0x0000000004B92000-memory.dmp

        Filesize

        72KB

      • memory/3756-41-0x0000000004B80000-0x0000000004B92000-memory.dmp

        Filesize

        72KB

      • memory/3756-16-0x0000000000400000-0x0000000000430000-memory.dmp

        Filesize

        192KB

      • memory/3756-22-0x0000000004B80000-0x0000000004B92000-memory.dmp

        Filesize

        72KB

      • memory/3756-45-0x0000000004B80000-0x0000000004B92000-memory.dmp

        Filesize

        72KB

      • memory/3756-47-0x0000000004B80000-0x0000000004B92000-memory.dmp

        Filesize

        72KB

      • memory/3756-49-0x0000000004B80000-0x0000000004B92000-memory.dmp

        Filesize

        72KB

      • memory/3756-17-0x0000000000400000-0x00000000004AD000-memory.dmp

        Filesize

        692KB

      • memory/3756-50-0x0000000000750000-0x0000000000850000-memory.dmp

        Filesize

        1024KB

      • memory/3756-19-0x0000000002570000-0x000000000258A000-memory.dmp

        Filesize

        104KB

      • memory/3756-15-0x0000000000750000-0x0000000000850000-memory.dmp

        Filesize

        1024KB

      • memory/3756-51-0x0000000000400000-0x0000000000430000-memory.dmp

        Filesize

        192KB

      • memory/3756-54-0x0000000000400000-0x00000000004AD000-memory.dmp

        Filesize

        692KB

      • memory/3756-21-0x0000000004B80000-0x0000000004B98000-memory.dmp

        Filesize

        96KB

      • memory/3756-18-0x0000000000400000-0x00000000004AD000-memory.dmp

        Filesize

        692KB

      • memory/3756-20-0x0000000004C30000-0x00000000051D4000-memory.dmp

        Filesize

        5.6MB

      • memory/5680-2166-0x0000000000820000-0x000000000084E000-memory.dmp

        Filesize

        184KB

      • memory/5680-2167-0x0000000002890000-0x0000000002896000-memory.dmp

        Filesize

        24KB