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Analysis

  • max time kernel
    143s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/03/2023, 06:00

General

  • Target

    264ba19d6f8bf00d46766d7a42918f0c5d6d7eb025506b4d2ac50c7d7c75e281.exe

  • Size

    386KB

  • MD5

    aa9eb46931c27391d1215ce36eb918e2

  • SHA1

    d1f8c7959190c8f8d88a2fe7d741c0797c0b5382

  • SHA256

    264ba19d6f8bf00d46766d7a42918f0c5d6d7eb025506b4d2ac50c7d7c75e281

  • SHA512

    ce130062a02669876ecd55cc0621edfd518b721f8f24a021e1cb67290fe048aa567b23aa17581827a3a391c1bb224fdfde4c0d5181b51e3032cbbb45c936e26c

  • SSDEEP

    6144:KZy+bnr+Lp0yN90QE4CemQ4pGsl2aRpjf2nJV2h2/enwArs7V/Mpxgpxyp:PMr7y90yCeruTir2hmfx/2Kpy

Malware Config

Extracted

Family

redline

Botnet

fud

C2

193.233.20.27:4123

Attributes
  • auth_value

    cddc991efd6918ad5321d80dac884b40

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 33 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\264ba19d6f8bf00d46766d7a42918f0c5d6d7eb025506b4d2ac50c7d7c75e281.exe
    "C:\Users\Admin\AppData\Local\Temp\264ba19d6f8bf00d46766d7a42918f0c5d6d7eb025506b4d2ac50c7d7c75e281.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1288
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s7848ub.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s7848ub.exe
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Executes dropped EXE
      • Windows security modification
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1636
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t00Pv77.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t00Pv77.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2284
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2284 -s 1472
        3⤵
        • Program crash
        PID:2824
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 2284 -ip 2284
    1⤵
      PID:1272

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s7848ub.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s7848ub.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t00Pv77.exe

      Filesize

      301KB

      MD5

      2157ff8760c4126ede53d2ba3939ec4b

      SHA1

      c7f8a41f4de3656b2ef0b6cc3fb5f3f687748605

      SHA256

      0db1bc5ce137040d15b25d622b1435aa4416eb28183e55599edb37e143e45e12

      SHA512

      804a04d76b1736b7a5b8f790509a9fdc97dc81f7bc5dc32dc76ddf77b3f8160ca4cf50984fdf3a433d9c75e0f1ceb2f9d283a75e084214f5031a623c2a619bec

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t00Pv77.exe

      Filesize

      301KB

      MD5

      2157ff8760c4126ede53d2ba3939ec4b

      SHA1

      c7f8a41f4de3656b2ef0b6cc3fb5f3f687748605

      SHA256

      0db1bc5ce137040d15b25d622b1435aa4416eb28183e55599edb37e143e45e12

      SHA512

      804a04d76b1736b7a5b8f790509a9fdc97dc81f7bc5dc32dc76ddf77b3f8160ca4cf50984fdf3a433d9c75e0f1ceb2f9d283a75e084214f5031a623c2a619bec

    • memory/1636-140-0x0000000000010000-0x000000000001A000-memory.dmp

      Filesize

      40KB

    • memory/2284-146-0x0000000000470000-0x00000000004BB000-memory.dmp

      Filesize

      300KB

    • memory/2284-147-0x0000000004AF0000-0x0000000005094000-memory.dmp

      Filesize

      5.6MB

    • memory/2284-148-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-151-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-153-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-149-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-155-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-157-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-159-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-161-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-163-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-167-0x0000000004AE0000-0x0000000004AF0000-memory.dmp

      Filesize

      64KB

    • memory/2284-166-0x0000000004AE0000-0x0000000004AF0000-memory.dmp

      Filesize

      64KB

    • memory/2284-165-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-170-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-169-0x0000000004AE0000-0x0000000004AF0000-memory.dmp

      Filesize

      64KB

    • memory/2284-172-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-174-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-176-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-178-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-180-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-182-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-184-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-186-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-188-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-190-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-192-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-194-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-196-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-198-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-200-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-202-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-204-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-206-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-208-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-210-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-212-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-214-0x0000000004A20000-0x0000000004A5E000-memory.dmp

      Filesize

      248KB

    • memory/2284-1057-0x00000000051B0000-0x00000000057C8000-memory.dmp

      Filesize

      6.1MB

    • memory/2284-1058-0x0000000005850000-0x000000000595A000-memory.dmp

      Filesize

      1.0MB

    • memory/2284-1059-0x0000000005990000-0x00000000059A2000-memory.dmp

      Filesize

      72KB

    • memory/2284-1060-0x00000000059B0000-0x00000000059EC000-memory.dmp

      Filesize

      240KB

    • memory/2284-1061-0x0000000004AE0000-0x0000000004AF0000-memory.dmp

      Filesize

      64KB

    • memory/2284-1063-0x0000000005CA0000-0x0000000005D06000-memory.dmp

      Filesize

      408KB

    • memory/2284-1064-0x0000000004AE0000-0x0000000004AF0000-memory.dmp

      Filesize

      64KB

    • memory/2284-1065-0x0000000004AE0000-0x0000000004AF0000-memory.dmp

      Filesize

      64KB

    • memory/2284-1066-0x0000000006360000-0x00000000063F2000-memory.dmp

      Filesize

      584KB

    • memory/2284-1067-0x00000000066A0000-0x0000000006862000-memory.dmp

      Filesize

      1.8MB

    • memory/2284-1068-0x0000000006880000-0x0000000006DAC000-memory.dmp

      Filesize

      5.2MB

    • memory/2284-1069-0x0000000007020000-0x0000000007096000-memory.dmp

      Filesize

      472KB

    • memory/2284-1070-0x00000000070B0000-0x0000000007100000-memory.dmp

      Filesize

      320KB

    • memory/2284-1071-0x0000000004AE0000-0x0000000004AF0000-memory.dmp

      Filesize

      64KB