Analysis

  • max time kernel
    85s
  • max time network
    85s
  • 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 11:25

General

  • Target

    14bf7140553ce01a73ddd0bad30d173a14aa1614ee208b01f7a165969aefdc00_JC.exe

  • Size

    1.1MB

  • MD5

    a00366a3483d1d632223d68c8e6e3f15

  • SHA1

    9d3e8a5526c15408d28ad1af21937020accc5ff2

  • SHA256

    14bf7140553ce01a73ddd0bad30d173a14aa1614ee208b01f7a165969aefdc00

  • SHA512

    8a2579d06efaa4f49e73b50993ddd15728639c3ec73a743939cfcb1e2b46c899386719a0c83aca55891b54d7e639e9099254bc35a4ba1f21f6346934c93a5a24

  • SSDEEP

    24576:6oJkNU2vAuIan9AuMyLSisyKuMYc8u5XMxoZgnb3iPwwxA5MY:6ouFAuB9AuMyLSglMYdCMxoiboU

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 5 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 4 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\14bf7140553ce01a73ddd0bad30d173a14aa1614ee208b01f7a165969aefdc00_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\14bf7140553ce01a73ddd0bad30d173a14aa1614ee208b01f7a165969aefdc00_JC.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4392
    • C:\Users\Admin\AppData\Local\Temp\14bf7140553ce01a73ddd0bad30d173a14aa1614ee208b01f7a165969aefdc00_JC.exe
      "C:\Users\Admin\AppData\Local\Temp\14bf7140553ce01a73ddd0bad30d173a14aa1614ee208b01f7a165969aefdc00_JC.exe"
      2⤵
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:3168
      • C:\Users\Admin\AppData\Roaming\wordd.exe
        "C:\Users\Admin\AppData\Roaming\wordd.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4060
      • C:\Users\Admin\AppData\Roaming\excell.exe
        "C:\Users\Admin\AppData\Roaming\excell.exe"
        3⤵
        • Executes dropped EXE
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:4812
    • C:\Users\Admin\AppData\Local\Temp\svchost.exe
      "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
      2⤵
      • Executes dropped EXE
      PID:4796
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\14bf7140553ce01a73ddd0bad30d173a14aa1614ee208b01f7a165969aefdc00_JC.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
      2⤵
        PID:1756
      • 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:560
        • 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:2320
      • C:\Windows\SysWOW64\cmd.exe
        "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
        2⤵
          PID:3172
      • C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
        C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
        1⤵
        • Executes dropped EXE
        PID:5088

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\14bf7140553ce01a73ddd0bad30d173a14aa1614ee208b01f7a165969aefdc00_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\excell.exe

        Filesize

        125KB

        MD5

        43ec0396a28534662958bcc38c56741b

        SHA1

        1a4abf29943cc17f8e9ee53ee8eefcb7de97f0f6

        SHA256

        6a9cfd26ef1b8bdf0c0027a796712759c60aae96849b7cc0fe375d9e27b714c5

        SHA512

        e67614bdc4a3b143d1440e15bbe45364044941a85fdf1e2cf8d212c6d24b560021092565d33385a0150b727f37de52605e49d111d0d45707454352230291e262

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

        Filesize

        125KB

        MD5

        43ec0396a28534662958bcc38c56741b

        SHA1

        1a4abf29943cc17f8e9ee53ee8eefcb7de97f0f6

        SHA256

        6a9cfd26ef1b8bdf0c0027a796712759c60aae96849b7cc0fe375d9e27b714c5

        SHA512

        e67614bdc4a3b143d1440e15bbe45364044941a85fdf1e2cf8d212c6d24b560021092565d33385a0150b727f37de52605e49d111d0d45707454352230291e262

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

        Filesize

        125KB

        MD5

        43ec0396a28534662958bcc38c56741b

        SHA1

        1a4abf29943cc17f8e9ee53ee8eefcb7de97f0f6

        SHA256

        6a9cfd26ef1b8bdf0c0027a796712759c60aae96849b7cc0fe375d9e27b714c5

        SHA512

        e67614bdc4a3b143d1440e15bbe45364044941a85fdf1e2cf8d212c6d24b560021092565d33385a0150b727f37de52605e49d111d0d45707454352230291e262

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

        Filesize

        1.1MB

        MD5

        a00366a3483d1d632223d68c8e6e3f15

        SHA1

        9d3e8a5526c15408d28ad1af21937020accc5ff2

        SHA256

        14bf7140553ce01a73ddd0bad30d173a14aa1614ee208b01f7a165969aefdc00

        SHA512

        8a2579d06efaa4f49e73b50993ddd15728639c3ec73a743939cfcb1e2b46c899386719a0c83aca55891b54d7e639e9099254bc35a4ba1f21f6346934c93a5a24

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

        Filesize

        782KB

        MD5

        3bd0c8c7a09d12bf299c4ba62aba9906

        SHA1

        d25ca74b9ea76e7791d1f96d094904f7903f02aa

        SHA256

        ccb60132fe8234d8502a972d2313b0ad88e4fa70cba11b7980250522d583c7cd

        SHA512

        6c046ba236f171f72557f38d6393114ac95049ce8e45028b674268cadc1910d9e83dce5154ba4e6a2b7ed94e4432b1c9c5fdb8c4f742699a7f44e22e563e0e86

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

        Filesize

        167KB

        MD5

        d91ed5276218ac3813cb02649798bf1d

        SHA1

        f6fe0b97d345b27801d93f4fc63a540a3e87df61

        SHA256

        67ab5e2cc0beffd93acfe9597fb67a194945370f7315570a2873427b32d7a5bd

        SHA512

        5b0d220a2d408a8e06ca5b0ce8bb6b2f8d9a24885e04fd1278a4ce3350bcbbd6378b96841053928e40ecbd89cc405aa9eff235fba028b37347547cfa74b6358a

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

        Filesize

        167KB

        MD5

        d91ed5276218ac3813cb02649798bf1d

        SHA1

        f6fe0b97d345b27801d93f4fc63a540a3e87df61

        SHA256

        67ab5e2cc0beffd93acfe9597fb67a194945370f7315570a2873427b32d7a5bd

        SHA512

        5b0d220a2d408a8e06ca5b0ce8bb6b2f8d9a24885e04fd1278a4ce3350bcbbd6378b96841053928e40ecbd89cc405aa9eff235fba028b37347547cfa74b6358a

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

        Filesize

        167KB

        MD5

        d91ed5276218ac3813cb02649798bf1d

        SHA1

        f6fe0b97d345b27801d93f4fc63a540a3e87df61

        SHA256

        67ab5e2cc0beffd93acfe9597fb67a194945370f7315570a2873427b32d7a5bd

        SHA512

        5b0d220a2d408a8e06ca5b0ce8bb6b2f8d9a24885e04fd1278a4ce3350bcbbd6378b96841053928e40ecbd89cc405aa9eff235fba028b37347547cfa74b6358a

      • memory/3168-12-0x00000000746F0000-0x0000000074EA0000-memory.dmp

        Filesize

        7.7MB

      • memory/3168-49-0x00000000746F0000-0x0000000074EA0000-memory.dmp

        Filesize

        7.7MB

      • memory/3168-9-0x00000000746F0000-0x0000000074EA0000-memory.dmp

        Filesize

        7.7MB

      • memory/3168-8-0x0000000003010000-0x0000000003018000-memory.dmp

        Filesize

        32KB

      • memory/3168-7-0x0000000000400000-0x0000000000452000-memory.dmp

        Filesize

        328KB

      • memory/4060-56-0x0000000004AD0000-0x0000000004B36000-memory.dmp

        Filesize

        408KB

      • memory/4060-55-0x0000000004AC0000-0x0000000004AD0000-memory.dmp

        Filesize

        64KB

      • memory/4060-59-0x00000000746F0000-0x0000000074EA0000-memory.dmp

        Filesize

        7.7MB

      • memory/4060-62-0x0000000004AC0000-0x0000000004AD0000-memory.dmp

        Filesize

        64KB

      • memory/4060-51-0x00000000746F0000-0x0000000074EA0000-memory.dmp

        Filesize

        7.7MB

      • memory/4060-47-0x00000000001B0000-0x00000000001E0000-memory.dmp

        Filesize

        192KB

      • memory/4392-6-0x0000000005250000-0x0000000005388000-memory.dmp

        Filesize

        1.2MB

      • memory/4392-3-0x0000000004FD0000-0x0000000004FE0000-memory.dmp

        Filesize

        64KB

      • memory/4392-52-0x00000000746F0000-0x0000000074EA0000-memory.dmp

        Filesize

        7.7MB

      • memory/4392-1-0x0000000000460000-0x0000000000586000-memory.dmp

        Filesize

        1.1MB

      • memory/4392-2-0x0000000005590000-0x0000000005B34000-memory.dmp

        Filesize

        5.6MB

      • memory/4392-4-0x00000000746F0000-0x0000000074EA0000-memory.dmp

        Filesize

        7.7MB

      • memory/4392-0-0x00000000746F0000-0x0000000074EA0000-memory.dmp

        Filesize

        7.7MB

      • memory/4392-5-0x0000000004FD0000-0x0000000004FE0000-memory.dmp

        Filesize

        64KB

      • memory/4796-36-0x0000000000690000-0x0000000000732000-memory.dmp

        Filesize

        648KB

      • memory/4796-46-0x00000000746F0000-0x0000000074EA0000-memory.dmp

        Filesize

        7.7MB

      • memory/4796-60-0x00000000746F0000-0x0000000074EA0000-memory.dmp

        Filesize

        7.7MB

      • memory/4812-50-0x0000000000E90000-0x0000000000EB4000-memory.dmp

        Filesize

        144KB

      • memory/4812-61-0x00000000746F0000-0x0000000074EA0000-memory.dmp

        Filesize

        7.7MB

      • memory/4812-63-0x0000000005AE0000-0x0000000005AF0000-memory.dmp

        Filesize

        64KB

      • memory/4812-64-0x0000000006A20000-0x0000000006A70000-memory.dmp

        Filesize

        320KB

      • memory/4812-54-0x0000000005790000-0x000000000582C000-memory.dmp

        Filesize

        624KB

      • memory/4812-53-0x00000000746F0000-0x0000000074EA0000-memory.dmp

        Filesize

        7.7MB