Analysis

  • max time kernel
    147s
  • max time network
    161s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-10-2023 11:24

General

  • Target

    2dfe662fdf9cdb98f44cb0307188837be6b3e8aacace0b1725b95def11519dc0_JC.exe

  • Size

    1.3MB

  • MD5

    eaf2b6671ec5dded98f2a7fe6aa603c7

  • SHA1

    cfc3b9d144916a24f89219487abaf3fe33c6eb11

  • SHA256

    2dfe662fdf9cdb98f44cb0307188837be6b3e8aacace0b1725b95def11519dc0

  • SHA512

    421a8ee4412c17f7325f0c895e23c89afe19eb0db17a866678043442f94e4117281e69eb80f708eeb473039b3b5da576e84c1b59946123bebe1b20eede17a20e

  • SSDEEP

    24576:dA86BOzKx1EfrvUYZCVZTui+e0+rEITX0BZMnjYtpISZOnzwp:dioWvEYVVZTSB+rEITEBZMnjYjZc

Malware Config

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2dfe662fdf9cdb98f44cb0307188837be6b3e8aacace0b1725b95def11519dc0_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\2dfe662fdf9cdb98f44cb0307188837be6b3e8aacace0b1725b95def11519dc0_JC.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1676
    • C:\Users\Admin\AppData\Local\Temp\2dfe662fdf9cdb98f44cb0307188837be6b3e8aacace0b1725b95def11519dc0_JC.exe
      "C:\Users\Admin\AppData\Local\Temp\2dfe662fdf9cdb98f44cb0307188837be6b3e8aacace0b1725b95def11519dc0_JC.exe"
      2⤵
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:1588
      • C:\Users\Admin\AppData\Roaming\johnny10121.exe
        "C:\Users\Admin\AppData\Roaming\johnny10121.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:768
    • C:\Users\Admin\AppData\Local\Temp\svchost.exe
      "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
      2⤵
      • Executes dropped EXE
      PID:2612
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
      2⤵
        PID:3000
      • C:\Windows\SysWOW64\cmd.exe
        "cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\2dfe662fdf9cdb98f44cb0307188837be6b3e8aacace0b1725b95def11519dc0_JC.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
        2⤵
          PID:2600
        • C:\Windows\SysWOW64\cmd.exe
          "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:564
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
            3⤵
            • Creates scheduled task(s)
            PID:5008

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\2dfe662fdf9cdb98f44cb0307188837be6b3e8aacace0b1725b95def11519dc0_JC.exe.log

        Filesize

        226B

        MD5

        916851e072fbabc4796d8916c5131092

        SHA1

        d48a602229a690c512d5fdaf4c8d77547a88e7a2

        SHA256

        7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

        SHA512

        07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

      • C:\Users\Admin\AppData\Local\Temp\svchost.exe

        Filesize

        621KB

        MD5

        ed9d91fe584d5109d4067734ac452753

        SHA1

        c277e57866833509d94787fc6f4d634a2714825d

        SHA256

        3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

        SHA512

        a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

      • C:\Users\Admin\AppData\Local\Temp\svchost.exe

        Filesize

        621KB

        MD5

        ed9d91fe584d5109d4067734ac452753

        SHA1

        c277e57866833509d94787fc6f4d634a2714825d

        SHA256

        3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

        SHA512

        a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

      • C:\Users\Admin\AppData\Local\Temp\svchost.exe

        Filesize

        621KB

        MD5

        ed9d91fe584d5109d4067734ac452753

        SHA1

        c277e57866833509d94787fc6f4d634a2714825d

        SHA256

        3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

        SHA512

        a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

      • C:\Users\Admin\AppData\Roaming\johnny10121.exe

        Filesize

        247KB

        MD5

        57130659d8e013ff29d209463a6db444

        SHA1

        1d83d5a93d9f5562c4a76584ae99b56060a665e6

        SHA256

        701898d92c23d00fd9911e7e63c4b8c6ab9009304e189ff8b30603063c908af2

        SHA512

        d5a1f2e3a864f842ca3b59ef632dcaba727a590bacecdb9238c80b2ecb61db386b70caf8f9151eb6c0c137fb307d99c24fbb037c5cb003e3a193fe335e0ced52

      • C:\Users\Admin\AppData\Roaming\johnny10121.exe

        Filesize

        247KB

        MD5

        57130659d8e013ff29d209463a6db444

        SHA1

        1d83d5a93d9f5562c4a76584ae99b56060a665e6

        SHA256

        701898d92c23d00fd9911e7e63c4b8c6ab9009304e189ff8b30603063c908af2

        SHA512

        d5a1f2e3a864f842ca3b59ef632dcaba727a590bacecdb9238c80b2ecb61db386b70caf8f9151eb6c0c137fb307d99c24fbb037c5cb003e3a193fe335e0ced52

      • C:\Users\Admin\AppData\Roaming\johnny10121.exe

        Filesize

        247KB

        MD5

        57130659d8e013ff29d209463a6db444

        SHA1

        1d83d5a93d9f5562c4a76584ae99b56060a665e6

        SHA256

        701898d92c23d00fd9911e7e63c4b8c6ab9009304e189ff8b30603063c908af2

        SHA512

        d5a1f2e3a864f842ca3b59ef632dcaba727a590bacecdb9238c80b2ecb61db386b70caf8f9151eb6c0c137fb307d99c24fbb037c5cb003e3a193fe335e0ced52

      • memory/768-44-0x0000000004AD0000-0x0000000004B36000-memory.dmp

        Filesize

        408KB

      • memory/768-34-0x00000000001F0000-0x0000000000234000-memory.dmp

        Filesize

        272KB

      • memory/768-35-0x0000000074780000-0x0000000074F30000-memory.dmp

        Filesize

        7.7MB

      • memory/768-43-0x0000000004B50000-0x0000000004B60000-memory.dmp

        Filesize

        64KB

      • memory/768-45-0x0000000074780000-0x0000000074F30000-memory.dmp

        Filesize

        7.7MB

      • memory/768-47-0x0000000004B50000-0x0000000004B60000-memory.dmp

        Filesize

        64KB

      • memory/1588-7-0x0000000000400000-0x0000000000466000-memory.dmp

        Filesize

        408KB

      • memory/1588-9-0x0000000002DB0000-0x0000000002DB8000-memory.dmp

        Filesize

        32KB

      • memory/1588-8-0x0000000074780000-0x0000000074F30000-memory.dmp

        Filesize

        7.7MB

      • memory/1588-10-0x0000000074780000-0x0000000074F30000-memory.dmp

        Filesize

        7.7MB

      • memory/1588-38-0x0000000074780000-0x0000000074F30000-memory.dmp

        Filesize

        7.7MB

      • memory/1676-2-0x0000000005520000-0x0000000005AC4000-memory.dmp

        Filesize

        5.6MB

      • memory/1676-0-0x0000000074780000-0x0000000074F30000-memory.dmp

        Filesize

        7.7MB

      • memory/1676-6-0x0000000005260000-0x00000000053C0000-memory.dmp

        Filesize

        1.4MB

      • memory/1676-1-0x0000000000480000-0x00000000005D0000-memory.dmp

        Filesize

        1.3MB

      • memory/1676-5-0x0000000004F60000-0x0000000004F70000-memory.dmp

        Filesize

        64KB

      • memory/1676-40-0x0000000074780000-0x0000000074F30000-memory.dmp

        Filesize

        7.7MB

      • memory/1676-4-0x0000000004F60000-0x0000000004F70000-memory.dmp

        Filesize

        64KB

      • memory/1676-3-0x0000000074780000-0x0000000074F30000-memory.dmp

        Filesize

        7.7MB

      • memory/2612-33-0x0000000000520000-0x00000000005C2000-memory.dmp

        Filesize

        648KB

      • memory/2612-46-0x0000000074780000-0x0000000074F30000-memory.dmp

        Filesize

        7.7MB

      • memory/2612-36-0x0000000074780000-0x0000000074F30000-memory.dmp

        Filesize

        7.7MB