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Analysis

  • max time kernel
    109s
  • 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, 10:19

General

  • Target

    868d4908fd5ae69cad9e7a65e9f9b876c38dc17b7a79ed72a4b196838cf4b99a.exe

  • Size

    386KB

  • MD5

    c0dd295a4571105f9525587c6f24dcb0

  • SHA1

    bc98d66c32464e8879bbf1882d31c53c018a73f1

  • SHA256

    868d4908fd5ae69cad9e7a65e9f9b876c38dc17b7a79ed72a4b196838cf4b99a

  • SHA512

    ae847038ab9861650294b4e5a78e595f6cdf0f448a05ae0277f929606fb5df7909540f5bba2a548ff6ab5710f334069314f05f283e368a11a831f241794402da

  • SSDEEP

    6144:K1y+bnr+4p0yN90QEL8CQ/i6fmdza8YDH2D52nrpyjyU7F:vMrky9018nJmNa8IHxnFyyU7F

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\868d4908fd5ae69cad9e7a65e9f9b876c38dc17b7a79ed72a4b196838cf4b99a.exe
    "C:\Users\Admin\AppData\Local\Temp\868d4908fd5ae69cad9e7a65e9f9b876c38dc17b7a79ed72a4b196838cf4b99a.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:432
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s9758Uz.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s9758Uz.exe
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Executes dropped EXE
      • Windows security modification
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3160
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t25eJ25.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t25eJ25.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2272
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2272 -s 1724
        3⤵
        • Program crash
        PID:4948
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2272 -ip 2272
    1⤵
      PID:4792

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s9758Uz.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s9758Uz.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t25eJ25.exe

      Filesize

      301KB

      MD5

      c780b3167a20b5a301cf38a47632e8ad

      SHA1

      d40f9a142823ff045ef1744f295eea28ad5ea45d

      SHA256

      4bfeeb31bc6bf577688eab439cd5e32d21bf6e78550f621acc9d1f6820d8c067

      SHA512

      eec57c4cf26a638f9d235d101498d687022e71939a53edac0c11270b80f1e378ddacd084c2eba9a43705cfb6aeb7d4d4a4af369978f19de40667690f3cb95377

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t25eJ25.exe

      Filesize

      301KB

      MD5

      c780b3167a20b5a301cf38a47632e8ad

      SHA1

      d40f9a142823ff045ef1744f295eea28ad5ea45d

      SHA256

      4bfeeb31bc6bf577688eab439cd5e32d21bf6e78550f621acc9d1f6820d8c067

      SHA512

      eec57c4cf26a638f9d235d101498d687022e71939a53edac0c11270b80f1e378ddacd084c2eba9a43705cfb6aeb7d4d4a4af369978f19de40667690f3cb95377

    • memory/2272-146-0x0000000004B50000-0x00000000050F4000-memory.dmp

      Filesize

      5.6MB

    • memory/2272-147-0x0000000000470000-0x00000000004BB000-memory.dmp

      Filesize

      300KB

    • memory/2272-149-0x00000000025C0000-0x00000000025D0000-memory.dmp

      Filesize

      64KB

    • memory/2272-148-0x00000000025C0000-0x00000000025D0000-memory.dmp

      Filesize

      64KB

    • memory/2272-150-0x00000000025C0000-0x00000000025D0000-memory.dmp

      Filesize

      64KB

    • memory/2272-152-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-154-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-151-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-156-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-158-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-160-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-162-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-164-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-166-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-168-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-170-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-172-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-174-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-176-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-178-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-180-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-182-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-184-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-186-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-188-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-190-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-192-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-194-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-196-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-198-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-200-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-202-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-204-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-206-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-208-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-210-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-212-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-214-0x0000000005140000-0x000000000517E000-memory.dmp

      Filesize

      248KB

    • memory/2272-1057-0x00000000051B0000-0x00000000057C8000-memory.dmp

      Filesize

      6.1MB

    • memory/2272-1058-0x0000000005850000-0x000000000595A000-memory.dmp

      Filesize

      1.0MB

    • memory/2272-1059-0x0000000005990000-0x00000000059A2000-memory.dmp

      Filesize

      72KB

    • memory/2272-1060-0x00000000025C0000-0x00000000025D0000-memory.dmp

      Filesize

      64KB

    • memory/2272-1061-0x00000000059B0000-0x00000000059EC000-memory.dmp

      Filesize

      240KB

    • memory/2272-1063-0x0000000005CA0000-0x0000000005D32000-memory.dmp

      Filesize

      584KB

    • memory/2272-1064-0x0000000005D40000-0x0000000005DA6000-memory.dmp

      Filesize

      408KB

    • memory/2272-1065-0x00000000025C0000-0x00000000025D0000-memory.dmp

      Filesize

      64KB

    • memory/2272-1066-0x00000000025C0000-0x00000000025D0000-memory.dmp

      Filesize

      64KB

    • memory/2272-1067-0x00000000025C0000-0x00000000025D0000-memory.dmp

      Filesize

      64KB

    • memory/2272-1068-0x00000000066A0000-0x0000000006716000-memory.dmp

      Filesize

      472KB

    • memory/2272-1069-0x0000000006730000-0x0000000006780000-memory.dmp

      Filesize

      320KB

    • memory/2272-1070-0x00000000025C0000-0x00000000025D0000-memory.dmp

      Filesize

      64KB

    • memory/2272-1071-0x00000000067A0000-0x0000000006962000-memory.dmp

      Filesize

      1.8MB

    • memory/2272-1072-0x0000000006970000-0x0000000006E9C000-memory.dmp

      Filesize

      5.2MB

    • memory/3160-140-0x0000000000DA0000-0x0000000000DAA000-memory.dmp

      Filesize

      40KB