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Analysis

  • max time kernel
    90s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/03/2023, 20:51

General

  • Target

    73ff5541b3900833a712d842e799b4198aec7f90e4bb3abf0aed41693fb68227.exe

  • Size

    687KB

  • MD5

    b58dfdaa34f1fecf7e03600c01d942d8

  • SHA1

    ef95a4d82d96891776b8aedea312cb76d0bf96a9

  • SHA256

    73ff5541b3900833a712d842e799b4198aec7f90e4bb3abf0aed41693fb68227

  • SHA512

    72d7ebf4d77f4d8c341e87e7dfeec8ffd3e1072ff9962e195dbbf4263c85076d86d708b427fba0abfe9410887dca22e733e09e0237d30769f3f50fc7f2df04b3

  • SSDEEP

    12288:FMrYy90tEFlvBCMEpaOGrt+q71luRU6BMfzak22YAwH:RywEFZBQaB8kmUt7SAwH

Malware Config

Extracted

Family

redline

Botnet

boris

C2

193.233.20.32:4125

Attributes
  • auth_value

    766b5bdf6dbefcf7ca223351952fc38f

Extracted

Family

redline

Botnet

viza

C2

193.233.20.32:4125

Attributes
  • auth_value

    153a106a89fae7251f2dc17be2eb5720

Signatures

  • 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 18 IoCs
  • Executes dropped EXE 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Windows security modification 2 TTPs 2 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Program crash 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\73ff5541b3900833a712d842e799b4198aec7f90e4bb3abf0aed41693fb68227.exe
    "C:\Users\Admin\AppData\Local\Temp\73ff5541b3900833a712d842e799b4198aec7f90e4bb3abf0aed41693fb68227.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3896
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un334410.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un334410.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3176
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5021.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5021.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1120
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1120 -s 1080
          4⤵
          • Program crash
          PID:1032
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3088.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3088.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1520
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1520 -s 1328
          4⤵
          • Program crash
          PID:224
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si501817.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si501817.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5048
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1120 -ip 1120
    1⤵
      PID:2800
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1520 -ip 1520
      1⤵
        PID:348

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si501817.exe

        Filesize

        175KB

        MD5

        ee59ed8d569a7ffd44c985c447f60e1f

        SHA1

        7ff41aaf2c2ea296a22a9b7fae10cfeb19a1548f

        SHA256

        6e89936c0b9cde9c7ec2edf5cd70dc9d2c68bc674afaa9e2be2ab6538f7e2e1d

        SHA512

        0cd4a8b3fe1e89c45a8896493759519bb4caa6ade57f23e05a4901c8c493c1634a63beb9fbc5bf911064bf5b8b0a818d7277d9b30402ffbe9f5b47a9a9e380dd

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si501817.exe

        Filesize

        175KB

        MD5

        ee59ed8d569a7ffd44c985c447f60e1f

        SHA1

        7ff41aaf2c2ea296a22a9b7fae10cfeb19a1548f

        SHA256

        6e89936c0b9cde9c7ec2edf5cd70dc9d2c68bc674afaa9e2be2ab6538f7e2e1d

        SHA512

        0cd4a8b3fe1e89c45a8896493759519bb4caa6ade57f23e05a4901c8c493c1634a63beb9fbc5bf911064bf5b8b0a818d7277d9b30402ffbe9f5b47a9a9e380dd

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un334410.exe

        Filesize

        545KB

        MD5

        90bd0e145b046ac178e9b8cf8c2edfad

        SHA1

        491109fa56560792bf5d9b1a3683a89ed2032bd8

        SHA256

        8999566944cbb63b7efd71791b24cdb5063004a2b037ca4594a689e2bdf8d38c

        SHA512

        abbeed504321c2dc01efea0475752dc99ff268f20ddcc4a27aa8ad26702bbbd7edccc57d0286d14ecfe01bf3db57e15510369d2a4cd2bb4ba1172b6d4050f9d5

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un334410.exe

        Filesize

        545KB

        MD5

        90bd0e145b046ac178e9b8cf8c2edfad

        SHA1

        491109fa56560792bf5d9b1a3683a89ed2032bd8

        SHA256

        8999566944cbb63b7efd71791b24cdb5063004a2b037ca4594a689e2bdf8d38c

        SHA512

        abbeed504321c2dc01efea0475752dc99ff268f20ddcc4a27aa8ad26702bbbd7edccc57d0286d14ecfe01bf3db57e15510369d2a4cd2bb4ba1172b6d4050f9d5

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5021.exe

        Filesize

        325KB

        MD5

        4308c516e1c2b85a164fb3d2f781ab00

        SHA1

        b880de240c76c51d81976332498a2ad152b10c7b

        SHA256

        c45ee030126e9ac1abefdc47659efdc856b8a89bf1faf3fa1649513f06975897

        SHA512

        a936c290cb6ec8054a5d350cf1b350781b81be53f42f7458fab7aff55908866dcfaa51dc2637857828b6130360a8b8ff14f9c8cddc60a606aa9e3a78631fc041

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5021.exe

        Filesize

        325KB

        MD5

        4308c516e1c2b85a164fb3d2f781ab00

        SHA1

        b880de240c76c51d81976332498a2ad152b10c7b

        SHA256

        c45ee030126e9ac1abefdc47659efdc856b8a89bf1faf3fa1649513f06975897

        SHA512

        a936c290cb6ec8054a5d350cf1b350781b81be53f42f7458fab7aff55908866dcfaa51dc2637857828b6130360a8b8ff14f9c8cddc60a606aa9e3a78631fc041

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3088.exe

        Filesize

        383KB

        MD5

        68fdc65c16c6c351568b8ea3b1f8863a

        SHA1

        15e9081ec42ef490888156c83e5fa9131a71681a

        SHA256

        113c5f60e7fa0ae18262e9564ce2e4bccfae02b871dd7c79d73c9b59698f0c5c

        SHA512

        8d6e3b7c9c1fae53dd9b29f39a13c7e5dd2dc3efeb059f6f84cd535dafcecfb053c2fc2f7645e150b9f880b52c019208ce7df36afa29988c7098b6c7b960bbc3

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3088.exe

        Filesize

        383KB

        MD5

        68fdc65c16c6c351568b8ea3b1f8863a

        SHA1

        15e9081ec42ef490888156c83e5fa9131a71681a

        SHA256

        113c5f60e7fa0ae18262e9564ce2e4bccfae02b871dd7c79d73c9b59698f0c5c

        SHA512

        8d6e3b7c9c1fae53dd9b29f39a13c7e5dd2dc3efeb059f6f84cd535dafcecfb053c2fc2f7645e150b9f880b52c019208ce7df36afa29988c7098b6c7b960bbc3

      • memory/1120-148-0x0000000007220000-0x00000000077C4000-memory.dmp

        Filesize

        5.6MB

      • memory/1120-149-0x0000000002B80000-0x0000000002BAD000-memory.dmp

        Filesize

        180KB

      • memory/1120-150-0x0000000007210000-0x0000000007220000-memory.dmp

        Filesize

        64KB

      • memory/1120-152-0x0000000007210000-0x0000000007220000-memory.dmp

        Filesize

        64KB

      • memory/1120-151-0x0000000007210000-0x0000000007220000-memory.dmp

        Filesize

        64KB

      • memory/1120-153-0x00000000070F0000-0x0000000007102000-memory.dmp

        Filesize

        72KB

      • memory/1120-154-0x00000000070F0000-0x0000000007102000-memory.dmp

        Filesize

        72KB

      • memory/1120-156-0x00000000070F0000-0x0000000007102000-memory.dmp

        Filesize

        72KB

      • memory/1120-158-0x00000000070F0000-0x0000000007102000-memory.dmp

        Filesize

        72KB

      • memory/1120-160-0x00000000070F0000-0x0000000007102000-memory.dmp

        Filesize

        72KB

      • memory/1120-162-0x00000000070F0000-0x0000000007102000-memory.dmp

        Filesize

        72KB

      • memory/1120-164-0x00000000070F0000-0x0000000007102000-memory.dmp

        Filesize

        72KB

      • memory/1120-166-0x00000000070F0000-0x0000000007102000-memory.dmp

        Filesize

        72KB

      • memory/1120-168-0x00000000070F0000-0x0000000007102000-memory.dmp

        Filesize

        72KB

      • memory/1120-170-0x00000000070F0000-0x0000000007102000-memory.dmp

        Filesize

        72KB

      • memory/1120-172-0x00000000070F0000-0x0000000007102000-memory.dmp

        Filesize

        72KB

      • memory/1120-174-0x00000000070F0000-0x0000000007102000-memory.dmp

        Filesize

        72KB

      • memory/1120-176-0x00000000070F0000-0x0000000007102000-memory.dmp

        Filesize

        72KB

      • memory/1120-178-0x00000000070F0000-0x0000000007102000-memory.dmp

        Filesize

        72KB

      • memory/1120-180-0x00000000070F0000-0x0000000007102000-memory.dmp

        Filesize

        72KB

      • memory/1120-181-0x0000000000400000-0x0000000002B7E000-memory.dmp

        Filesize

        39.5MB

      • memory/1120-183-0x0000000007210000-0x0000000007220000-memory.dmp

        Filesize

        64KB

      • memory/1120-184-0x0000000007210000-0x0000000007220000-memory.dmp

        Filesize

        64KB

      • memory/1120-185-0x0000000007210000-0x0000000007220000-memory.dmp

        Filesize

        64KB

      • memory/1120-186-0x0000000000400000-0x0000000002B7E000-memory.dmp

        Filesize

        39.5MB

      • memory/1520-191-0x0000000004C50000-0x0000000004C8F000-memory.dmp

        Filesize

        252KB

      • memory/1520-192-0x0000000004C50000-0x0000000004C8F000-memory.dmp

        Filesize

        252KB

      • memory/1520-194-0x0000000004C50000-0x0000000004C8F000-memory.dmp

        Filesize

        252KB

      • memory/1520-196-0x0000000004C50000-0x0000000004C8F000-memory.dmp

        Filesize

        252KB

      • memory/1520-198-0x0000000004C50000-0x0000000004C8F000-memory.dmp

        Filesize

        252KB

      • memory/1520-200-0x0000000004C50000-0x0000000004C8F000-memory.dmp

        Filesize

        252KB

      • memory/1520-202-0x0000000004C50000-0x0000000004C8F000-memory.dmp

        Filesize

        252KB

      • memory/1520-204-0x0000000004C50000-0x0000000004C8F000-memory.dmp

        Filesize

        252KB

      • memory/1520-206-0x0000000004C50000-0x0000000004C8F000-memory.dmp

        Filesize

        252KB

      • memory/1520-208-0x0000000004C50000-0x0000000004C8F000-memory.dmp

        Filesize

        252KB

      • memory/1520-210-0x0000000004C50000-0x0000000004C8F000-memory.dmp

        Filesize

        252KB

      • memory/1520-212-0x0000000004C50000-0x0000000004C8F000-memory.dmp

        Filesize

        252KB

      • memory/1520-214-0x0000000004C50000-0x0000000004C8F000-memory.dmp

        Filesize

        252KB

      • memory/1520-216-0x0000000002C60000-0x0000000002CAB000-memory.dmp

        Filesize

        300KB

      • memory/1520-218-0x0000000007300000-0x0000000007310000-memory.dmp

        Filesize

        64KB

      • memory/1520-219-0x0000000007300000-0x0000000007310000-memory.dmp

        Filesize

        64KB

      • memory/1520-222-0x0000000004C50000-0x0000000004C8F000-memory.dmp

        Filesize

        252KB

      • memory/1520-221-0x0000000007300000-0x0000000007310000-memory.dmp

        Filesize

        64KB

      • memory/1520-217-0x0000000004C50000-0x0000000004C8F000-memory.dmp

        Filesize

        252KB

      • memory/1520-224-0x0000000004C50000-0x0000000004C8F000-memory.dmp

        Filesize

        252KB

      • memory/1520-226-0x0000000004C50000-0x0000000004C8F000-memory.dmp

        Filesize

        252KB

      • memory/1520-228-0x0000000004C50000-0x0000000004C8F000-memory.dmp

        Filesize

        252KB

      • memory/1520-1101-0x00000000078D0000-0x0000000007EE8000-memory.dmp

        Filesize

        6.1MB

      • memory/1520-1102-0x0000000007F70000-0x000000000807A000-memory.dmp

        Filesize

        1.0MB

      • memory/1520-1103-0x00000000080B0000-0x00000000080C2000-memory.dmp

        Filesize

        72KB

      • memory/1520-1104-0x00000000080D0000-0x000000000810C000-memory.dmp

        Filesize

        240KB

      • memory/1520-1105-0x0000000007300000-0x0000000007310000-memory.dmp

        Filesize

        64KB

      • memory/1520-1107-0x00000000083C0000-0x0000000008426000-memory.dmp

        Filesize

        408KB

      • memory/1520-1108-0x0000000008BD0000-0x0000000008C62000-memory.dmp

        Filesize

        584KB

      • memory/1520-1109-0x0000000008DC0000-0x0000000008F82000-memory.dmp

        Filesize

        1.8MB

      • memory/1520-1110-0x0000000008F90000-0x00000000094BC000-memory.dmp

        Filesize

        5.2MB

      • memory/1520-1111-0x0000000007300000-0x0000000007310000-memory.dmp

        Filesize

        64KB

      • memory/1520-1112-0x0000000007300000-0x0000000007310000-memory.dmp

        Filesize

        64KB

      • memory/1520-1113-0x0000000009600000-0x0000000009676000-memory.dmp

        Filesize

        472KB

      • memory/1520-1114-0x0000000009680000-0x00000000096D0000-memory.dmp

        Filesize

        320KB

      • memory/1520-1115-0x0000000007300000-0x0000000007310000-memory.dmp

        Filesize

        64KB

      • memory/5048-1121-0x00000000007D0000-0x0000000000802000-memory.dmp

        Filesize

        200KB

      • memory/5048-1122-0x00000000053E0000-0x00000000053F0000-memory.dmp

        Filesize

        64KB

      • memory/5048-1123-0x00000000053E0000-0x00000000053F0000-memory.dmp

        Filesize

        64KB