Analysis

  • max time kernel
    125s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    10-06-2022 00:23

General

  • Target

    184be2a73a16e66153a8af6958c16b9d.exe

  • Size

    905KB

  • MD5

    184be2a73a16e66153a8af6958c16b9d

  • SHA1

    119957a445db96c9e151a326c535fe36c70adda7

  • SHA256

    9e9eae41469ebcfc9d59edafcb66c6f2eed5850c06d0306f4a1cc3eb47afc85e

  • SHA512

    3682b333ff8f0e759467929b2f564ebdc1735f4ed42d3a59ac4e5dd1f9492f024ee361b390df66421535c45c157da137206eeb7d6376684c2322b8e73e2d074a

Score
10/10

Malware Config

Signatures

  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT Payload 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\184be2a73a16e66153a8af6958c16b9d.exe
    "C:\Users\Admin\AppData\Local\Temp\184be2a73a16e66153a8af6958c16b9d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1840
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1208
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\regservice32\regservice32.exe'" /f
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:940
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\regservice32\regservice32.exe'" /f
        3⤵
        • Creates scheduled task(s)
        PID:1300
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\184be2a73a16e66153a8af6958c16b9d.exe" "C:\Users\Admin\AppData\Roaming\regservice32\regservice32.exe"
      2⤵
        PID:1060
    • C:\Windows\system32\taskeng.exe
      taskeng.exe {3682D72D-21D5-4843-96DD-79C12FDFA112} S-1-5-21-1083475884-596052423-1669053738-1000:WYZSGDWS\Admin:Interactive:[1]
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:1620
      • C:\Users\Admin\AppData\Roaming\regservice32\regservice32.exe
        C:\Users\Admin\AppData\Roaming\regservice32\regservice32.exe
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of AdjustPrivilegeToken
        PID:1224

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Roaming\regservice32\regservice32.exe

      Filesize

      905KB

      MD5

      184be2a73a16e66153a8af6958c16b9d

      SHA1

      119957a445db96c9e151a326c535fe36c70adda7

      SHA256

      9e9eae41469ebcfc9d59edafcb66c6f2eed5850c06d0306f4a1cc3eb47afc85e

      SHA512

      3682b333ff8f0e759467929b2f564ebdc1735f4ed42d3a59ac4e5dd1f9492f024ee361b390df66421535c45c157da137206eeb7d6376684c2322b8e73e2d074a

    • C:\Users\Admin\AppData\Roaming\regservice32\regservice32.exe

      Filesize

      905KB

      MD5

      184be2a73a16e66153a8af6958c16b9d

      SHA1

      119957a445db96c9e151a326c535fe36c70adda7

      SHA256

      9e9eae41469ebcfc9d59edafcb66c6f2eed5850c06d0306f4a1cc3eb47afc85e

      SHA512

      3682b333ff8f0e759467929b2f564ebdc1735f4ed42d3a59ac4e5dd1f9492f024ee361b390df66421535c45c157da137206eeb7d6376684c2322b8e73e2d074a

    • \Users\Admin\AppData\Roaming\regservice32\regservice32.exe

      Filesize

      905KB

      MD5

      184be2a73a16e66153a8af6958c16b9d

      SHA1

      119957a445db96c9e151a326c535fe36c70adda7

      SHA256

      9e9eae41469ebcfc9d59edafcb66c6f2eed5850c06d0306f4a1cc3eb47afc85e

      SHA512

      3682b333ff8f0e759467929b2f564ebdc1735f4ed42d3a59ac4e5dd1f9492f024ee361b390df66421535c45c157da137206eeb7d6376684c2322b8e73e2d074a

    • memory/940-68-0x0000000000000000-mapping.dmp

    • memory/1060-69-0x0000000000000000-mapping.dmp

    • memory/1208-66-0x0000000000400000-0x00000000004A2000-memory.dmp

      Filesize

      648KB

    • memory/1208-61-0x0000000000400000-0x00000000004A2000-memory.dmp

      Filesize

      648KB

    • memory/1208-62-0x000000000049C29E-mapping.dmp

    • memory/1208-64-0x0000000000400000-0x00000000004A2000-memory.dmp

      Filesize

      648KB

    • memory/1208-59-0x0000000000400000-0x00000000004A2000-memory.dmp

      Filesize

      648KB

    • memory/1208-60-0x0000000000400000-0x00000000004A2000-memory.dmp

      Filesize

      648KB

    • memory/1208-57-0x0000000000400000-0x00000000004A2000-memory.dmp

      Filesize

      648KB

    • memory/1208-56-0x0000000000400000-0x00000000004A2000-memory.dmp

      Filesize

      648KB

    • memory/1224-75-0x0000000000000000-mapping.dmp

    • memory/1224-79-0x0000000000930000-0x0000000000A10000-memory.dmp

      Filesize

      896KB

    • memory/1300-72-0x0000000000000000-mapping.dmp

    • memory/1840-54-0x00000000751C1000-0x00000000751C3000-memory.dmp

      Filesize

      8KB

    • memory/1840-55-0x0000000000E30000-0x0000000000F10000-memory.dmp

      Filesize

      896KB