Analysis

  • max time kernel
    97s
  • max time network
    99s
  • 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, 09:38

General

  • Target

    23fdac661c90e3af6866a8fcc3e0ddab5b089ae8f6bc72c9b85a147230d1c3bf.exe

  • Size

    723KB

  • MD5

    ddcde47f6692d2ae06d0edd057424a57

  • SHA1

    b83ea67737aa7b63894e907516f44d23a6085d7e

  • SHA256

    23fdac661c90e3af6866a8fcc3e0ddab5b089ae8f6bc72c9b85a147230d1c3bf

  • SHA512

    915c9571d202e53c7440d3a8c5bf3fb56a0efc36da7297d3b90ddf2a586b548692ac831bb37d663cc3bc0f06df56a235c44577e6fc232032e8ee1fd847e77f9a

  • SSDEEP

    12288:dMoRPakqGEOj018dfVphyPcsyBWoNQs+HfwQ7rUONwnJqCTlqb5I:dMoEGEFEhcGSj4eUooJqnby

Malware Config

Extracted

Family

redline

Botnet

boris

C2

193.233.20.32:4125

Attributes
  • auth_value

    766b5bdf6dbefcf7ca223351952fc38f

Extracted

Family

redline

Botnet

firmu

C2

193.233.20.32:4125

Attributes
  • auth_value

    9f3e5e35e4a3a38fc36c5a851728aa33

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 32 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 1 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 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\23fdac661c90e3af6866a8fcc3e0ddab5b089ae8f6bc72c9b85a147230d1c3bf.exe
    "C:\Users\Admin\AppData\Local\Temp\23fdac661c90e3af6866a8fcc3e0ddab5b089ae8f6bc72c9b85a147230d1c3bf.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:5036
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziFN5078.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziFN5078.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1580
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr141352.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr141352.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1108
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku089808.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku089808.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4760
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4760 -s 1776
          4⤵
          • Program crash
          PID:4120
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr465439.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr465439.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4488
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5036 -s 432
      2⤵
      • Program crash
      PID:4964
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 4760 -ip 4760
    1⤵
      PID:2628
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 5036 -ip 5036
      1⤵
        PID:3584

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr465439.exe

        Filesize

        175KB

        MD5

        6b780eb9c71d7b15142e05f33765678b

        SHA1

        1b853b28e715a7c7a8e4a39567e7b22697265741

        SHA256

        2067ab13d0198979bf52e0b0e37bc9187cb178517620826424fc3c9f41c06d76

        SHA512

        a149005b933b4a7739cf723ee1fec219e8eb2019fbe5300a807383aae83c46e60d0fcd8f3b1f5cb8d85556ade4567db91ecdaa4fdbbc87350d5cb7b1f4274314

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr465439.exe

        Filesize

        175KB

        MD5

        6b780eb9c71d7b15142e05f33765678b

        SHA1

        1b853b28e715a7c7a8e4a39567e7b22697265741

        SHA256

        2067ab13d0198979bf52e0b0e37bc9187cb178517620826424fc3c9f41c06d76

        SHA512

        a149005b933b4a7739cf723ee1fec219e8eb2019fbe5300a807383aae83c46e60d0fcd8f3b1f5cb8d85556ade4567db91ecdaa4fdbbc87350d5cb7b1f4274314

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziFN5078.exe

        Filesize

        411KB

        MD5

        1b5b07d7a718982fa3f88f6e8eaf644d

        SHA1

        b2cc7cc0d5f1cc8f997e1d89b941d9555ac3a00c

        SHA256

        8c21e5557c053b2252d13f1db6cc77b5eca7a909bd361415666edc6b46560c68

        SHA512

        5d065111f7370951368ee4147c0d3a56b4a47768878fafe7449fbc761ccae8152065b0033a27a299653929101901c661ed044de380c6b900ef9f93b0b54b9318

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziFN5078.exe

        Filesize

        411KB

        MD5

        1b5b07d7a718982fa3f88f6e8eaf644d

        SHA1

        b2cc7cc0d5f1cc8f997e1d89b941d9555ac3a00c

        SHA256

        8c21e5557c053b2252d13f1db6cc77b5eca7a909bd361415666edc6b46560c68

        SHA512

        5d065111f7370951368ee4147c0d3a56b4a47768878fafe7449fbc761ccae8152065b0033a27a299653929101901c661ed044de380c6b900ef9f93b0b54b9318

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr141352.exe

        Filesize

        11KB

        MD5

        7e93bacbbc33e6652e147e7fe07572a0

        SHA1

        421a7167da01c8da4dc4d5234ca3dd84e319e762

        SHA256

        850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

        SHA512

        250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr141352.exe

        Filesize

        11KB

        MD5

        7e93bacbbc33e6652e147e7fe07572a0

        SHA1

        421a7167da01c8da4dc4d5234ca3dd84e319e762

        SHA256

        850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

        SHA512

        250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku089808.exe

        Filesize

        386KB

        MD5

        e4024b9734501ac5eb8949b5d963910d

        SHA1

        d9604cf792e7178f410cb074fefd857d64c62ed8

        SHA256

        93bf38ba1f53ad1680bfce795ae7be1eef7f1037af19f7241200732e4ff17c24

        SHA512

        8f49696233992965bc5e6966a2f769dee23a5b85acfc24b3cb9bbd9c008fdfb9858ff9372ef25586b91a3352c26b45b84afbed4fb89c4275966ed57d163b83c3

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku089808.exe

        Filesize

        386KB

        MD5

        e4024b9734501ac5eb8949b5d963910d

        SHA1

        d9604cf792e7178f410cb074fefd857d64c62ed8

        SHA256

        93bf38ba1f53ad1680bfce795ae7be1eef7f1037af19f7241200732e4ff17c24

        SHA512

        8f49696233992965bc5e6966a2f769dee23a5b85acfc24b3cb9bbd9c008fdfb9858ff9372ef25586b91a3352c26b45b84afbed4fb89c4275966ed57d163b83c3

      • memory/1108-148-0x0000000000CA0000-0x0000000000CAA000-memory.dmp

        Filesize

        40KB

      • memory/4488-1091-0x0000000005110000-0x0000000005120000-memory.dmp

        Filesize

        64KB

      • memory/4488-1090-0x0000000000850000-0x0000000000882000-memory.dmp

        Filesize

        200KB

      • memory/4760-197-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-209-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-160-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-163-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-161-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-165-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-167-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-169-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-171-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-175-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-173-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-177-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-179-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-181-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-183-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-185-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-187-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-189-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-191-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-193-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-195-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-158-0x0000000007500000-0x0000000007510000-memory.dmp

        Filesize

        64KB

      • memory/4760-199-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-203-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-201-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-205-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-207-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-159-0x0000000007500000-0x0000000007510000-memory.dmp

        Filesize

        64KB

      • memory/4760-211-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-213-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-215-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-217-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-219-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-221-0x0000000004AC0000-0x0000000004AFF000-memory.dmp

        Filesize

        252KB

      • memory/4760-1066-0x0000000007AC0000-0x00000000080D8000-memory.dmp

        Filesize

        6.1MB

      • memory/4760-1067-0x00000000080E0000-0x00000000081EA000-memory.dmp

        Filesize

        1.0MB

      • memory/4760-1068-0x0000000004D60000-0x0000000004D72000-memory.dmp

        Filesize

        72KB

      • memory/4760-1069-0x0000000007500000-0x0000000007510000-memory.dmp

        Filesize

        64KB

      • memory/4760-1070-0x0000000004EB0000-0x0000000004EEC000-memory.dmp

        Filesize

        240KB

      • memory/4760-1073-0x00000000083C0000-0x0000000008426000-memory.dmp

        Filesize

        408KB

      • memory/4760-1074-0x0000000007500000-0x0000000007510000-memory.dmp

        Filesize

        64KB

      • memory/4760-1075-0x0000000007500000-0x0000000007510000-memory.dmp

        Filesize

        64KB

      • memory/4760-1076-0x0000000007500000-0x0000000007510000-memory.dmp

        Filesize

        64KB

      • memory/4760-1077-0x0000000008A90000-0x0000000008B22000-memory.dmp

        Filesize

        584KB

      • memory/4760-1078-0x0000000008CC0000-0x0000000008D36000-memory.dmp

        Filesize

        472KB

      • memory/4760-1079-0x0000000008D50000-0x0000000008DA0000-memory.dmp

        Filesize

        320KB

      • memory/4760-1080-0x0000000008EC0000-0x0000000009082000-memory.dmp

        Filesize

        1.8MB

      • memory/4760-157-0x0000000007510000-0x0000000007AB4000-memory.dmp

        Filesize

        5.6MB

      • memory/4760-156-0x0000000002CB0000-0x0000000002CFB000-memory.dmp

        Filesize

        300KB

      • memory/4760-1081-0x0000000009090000-0x00000000095BC000-memory.dmp

        Filesize

        5.2MB

      • memory/4760-1082-0x0000000007500000-0x0000000007510000-memory.dmp

        Filesize

        64KB

      • memory/5036-149-0x0000000004880000-0x000000000490C000-memory.dmp

        Filesize

        560KB

      • memory/5036-150-0x0000000000400000-0x0000000002BE2000-memory.dmp

        Filesize

        39.9MB