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Analysis

  • max time kernel
    87s
  • max time network
    90s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/03/2023, 05:23

General

  • Target

    49d120d4b4c7bec04b7f4332a4ad6154b6e0ca91bfb385e889a16327d10c6343.exe

  • Size

    393KB

  • MD5

    62ced9cb598dd22d5235c022d821c98c

  • SHA1

    b7de835cbf2588750389ff78073ded734acae463

  • SHA256

    49d120d4b4c7bec04b7f4332a4ad6154b6e0ca91bfb385e889a16327d10c6343

  • SHA512

    3e7c6cf480b321f5b8a72d00b103d7a0bd062e82745d7c71560ddde8d7ff13fe8d4c5935dd461cfb261f12b90337d5f6f3ab4ab13829a06bcde1c2b697fec8f4

  • SSDEEP

    6144:KKy+bnr+Yp0yN90QEHuwQDQix1bE4t5B9uo2D8hiu6B4v6uO02i5Z:GMrIy90hQUiTEa9uuV6BcSCZ

Malware Config

Extracted

Family

redline

Botnet

mango

C2

193.233.20.28:4125

Attributes
  • auth_value

    ecf79d7f5227d998a3501c972d915d23

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 35 IoCs
  • Executes dropped EXE 2 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 2 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 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\49d120d4b4c7bec04b7f4332a4ad6154b6e0ca91bfb385e889a16327d10c6343.exe
    "C:\Users\Admin\AppData\Local\Temp\49d120d4b4c7bec04b7f4332a4ad6154b6e0ca91bfb385e889a16327d10c6343.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4372
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s1682hd.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s1682hd.exe
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Executes dropped EXE
      • Windows security modification
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4328
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t02Nr95.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t02Nr95.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2496
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2496 -s 1672
        3⤵
        • Program crash
        PID:3664
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2496 -ip 2496
    1⤵
      PID:2864

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s1682hd.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s1682hd.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t02Nr95.exe

      Filesize

      323KB

      MD5

      13693461251149817425e66f1206913a

      SHA1

      998dbccbd83323f62a3b2b578a9605c0d933630f

      SHA256

      8e9c17eef3b9aea25037691c41032485a6bc4b768861ac8da022ae30c76a494a

      SHA512

      674b8043f203e5ec1e149775fc5ce7caf78e7a614be365e4dd719093a29ce4c37b7b3683262ce3e15f9df4f3854b63fec0176183766d9baa495b1fe7e4555b62

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t02Nr95.exe

      Filesize

      323KB

      MD5

      13693461251149817425e66f1206913a

      SHA1

      998dbccbd83323f62a3b2b578a9605c0d933630f

      SHA256

      8e9c17eef3b9aea25037691c41032485a6bc4b768861ac8da022ae30c76a494a

      SHA512

      674b8043f203e5ec1e149775fc5ce7caf78e7a614be365e4dd719093a29ce4c37b7b3683262ce3e15f9df4f3854b63fec0176183766d9baa495b1fe7e4555b62

    • memory/2496-146-0x00000000005D0000-0x000000000061B000-memory.dmp

      Filesize

      300KB

    • memory/2496-147-0x0000000004A60000-0x0000000005004000-memory.dmp

      Filesize

      5.6MB

    • memory/2496-148-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-151-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-153-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-149-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-155-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-157-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-159-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-161-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-163-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-165-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-168-0x0000000004A50000-0x0000000004A60000-memory.dmp

      Filesize

      64KB

    • memory/2496-167-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-169-0x0000000004A50000-0x0000000004A60000-memory.dmp

      Filesize

      64KB

    • memory/2496-172-0x0000000004A50000-0x0000000004A60000-memory.dmp

      Filesize

      64KB

    • memory/2496-174-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-171-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-176-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-178-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-180-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-182-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-184-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-186-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-192-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-190-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-188-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-194-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-196-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-198-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-200-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-202-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-204-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-206-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-208-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-210-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-212-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-214-0x0000000005050000-0x000000000508E000-memory.dmp

      Filesize

      248KB

    • memory/2496-1057-0x00000000051D0000-0x00000000057E8000-memory.dmp

      Filesize

      6.1MB

    • memory/2496-1058-0x0000000005850000-0x000000000595A000-memory.dmp

      Filesize

      1.0MB

    • memory/2496-1059-0x0000000005990000-0x00000000059A2000-memory.dmp

      Filesize

      72KB

    • memory/2496-1060-0x00000000059B0000-0x00000000059EC000-memory.dmp

      Filesize

      240KB

    • memory/2496-1061-0x0000000004A50000-0x0000000004A60000-memory.dmp

      Filesize

      64KB

    • memory/2496-1063-0x0000000005CA0000-0x0000000005D32000-memory.dmp

      Filesize

      584KB

    • memory/2496-1064-0x0000000005D40000-0x0000000005DA6000-memory.dmp

      Filesize

      408KB

    • memory/2496-1065-0x00000000066A0000-0x0000000006862000-memory.dmp

      Filesize

      1.8MB

    • memory/2496-1066-0x0000000006880000-0x0000000006DAC000-memory.dmp

      Filesize

      5.2MB

    • memory/2496-1068-0x0000000004A50000-0x0000000004A60000-memory.dmp

      Filesize

      64KB

    • memory/2496-1067-0x0000000004A50000-0x0000000004A60000-memory.dmp

      Filesize

      64KB

    • memory/2496-1069-0x0000000006EE0000-0x0000000006F56000-memory.dmp

      Filesize

      472KB

    • memory/2496-1070-0x0000000006F70000-0x0000000006FC0000-memory.dmp

      Filesize

      320KB

    • memory/2496-1071-0x0000000004A50000-0x0000000004A60000-memory.dmp

      Filesize

      64KB

    • memory/4328-140-0x00000000004E0000-0x00000000004EA000-memory.dmp

      Filesize

      40KB