Analysis

  • max time kernel
    147s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-09-2023 13:55

General

  • Target

    docgen20230925.exe

  • Size

    1.1MB

  • MD5

    72f02b6a2b8fd2a73ae8715fcc2323ca

  • SHA1

    d840ba097b8a157a86b823e4132818a122125381

  • SHA256

    b0fbd35f04ce341b8e14ad03684aa7a5fbc7525d163f38bf43a0f6041edeb3c8

  • SHA512

    c6b6c54e525503f89395fd76be6f54bf2c898c151a32252ac1e4d04cd39f383992726c43e615cfa149777513bc3fc18b8bd5ce4f73f86f179ee70ef9f4e2b847

  • SSDEEP

    24576:CMIwO43ryC3ASF+7Azwr2skstJ6Y2Qc6ZsifO41JdlEQgeGsWML2l:Cu3Ax71rFnJl2Qct8zdltYsW3l

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 7 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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 2 IoCs

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

  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: SetClipboardViewer 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\docgen20230925.exe
    "C:\Users\Admin\AppData\Local\Temp\docgen20230925.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3624
    • C:\Users\Admin\AppData\Local\Temp\docgen20230925.exe
      "C:\Users\Admin\AppData\Local\Temp\docgen20230925.exe"
      2⤵
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:2140
      • C:\Users\Admin\AppData\Roaming\general.exe
        "C:\Users\Admin\AppData\Roaming\general.exe"
        3⤵
        • Executes dropped EXE
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:2612
    • C:\Users\Admin\AppData\Local\Temp\svchost.exe
      "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:2420
      • C:\Users\Admin\AppData\Local\Temp\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: SetClipboardViewer
        PID:4732
      • C:\Windows\SysWOW64\cmd.exe
        "cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\svchost.exe" "C:\Users\Admin\AppData\Roaming\avast\avast.exe"
        3⤵
          PID:4308
        • C:\Windows\SysWOW64\cmd.exe
          "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\avast\avast.exe'" /f
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4632
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\avast\avast.exe'" /f
            4⤵
            • Creates scheduled task(s)
            PID:1156
        • C:\Windows\SysWOW64\cmd.exe
          "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\avast"
          3⤵
            PID:4124
        • C:\Windows\SysWOW64\cmd.exe
          "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
          2⤵
            PID:4304
          • C:\Windows\SysWOW64\cmd.exe
            "cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\docgen20230925.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
            2⤵
              PID:5116
            • 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:4556
              • 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:1252
          • C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
            C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
            1⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:2052
            • C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
              "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
              2⤵
              • Executes dropped EXE
              PID:3788
            • C:\Windows\SysWOW64\cmd.exe
              "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
              2⤵
                PID:3548
              • 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:4800
                • 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:4592
              • C:\Windows\SysWOW64\cmd.exe
                "cmd" /c copy "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
                2⤵
                  PID:404
              • C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
                C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
                1⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                PID:1416
                • C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
                  "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
                  2⤵
                  • Executes dropped EXE
                  PID:3412
                • C:\Windows\SysWOW64\cmd.exe
                  "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
                  2⤵
                    PID:2076
                  • 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⤵
                      PID:2648
                      • 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:1404
                    • C:\Windows\SysWOW64\cmd.exe
                      "cmd" /c copy "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
                      2⤵
                        PID:4344

                    Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\docgen20230925.exe.log

                      Filesize

                      226B

                      MD5

                      916851e072fbabc4796d8916c5131092

                      SHA1

                      d48a602229a690c512d5fdaf4c8d77547a88e7a2

                      SHA256

                      7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

                      SHA512

                      07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

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

                      Filesize

                      520B

                      MD5

                      03febbff58da1d3318c31657d89c8542

                      SHA1

                      c9e017bd9d0a4fe533795b227c855935d86c2092

                      SHA256

                      5164770a37b199a79ccd23b399bb3309228973d9f74c589bc2623dc613b37ac4

                      SHA512

                      3750c372bbca1892e9c1b34681d592c693e725a8b149c3d6938079cd467628cec42c4293b0d886b57a786abf45f5e7229247b3445001774e3e793ff5a3accfa3

                    • 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\Local\Temp\svchost.exe

                      Filesize

                      621KB

                      MD5

                      ed9d91fe584d5109d4067734ac452753

                      SHA1

                      c277e57866833509d94787fc6f4d634a2714825d

                      SHA256

                      3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

                      SHA512

                      a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

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

                      Filesize

                      167KB

                      MD5

                      f7b54d0ab4c048a115f3d0b55c09ae29

                      SHA1

                      805c5a53e0f985b5e9c1b89f2cdf0e95d419114a

                      SHA256

                      4317a445e0f231494a0f328442153e1d7852cd56577fe22042dc030908a2200c

                      SHA512

                      1f72c74776ae9219a764ad16bc6fe62afdb97a2be45c26b116ad400a08e81fb13118c16ec8014635bdc31ff387bc7806e154b2f9c74b26878339a97a4659e700

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

                      Filesize

                      167KB

                      MD5

                      f7b54d0ab4c048a115f3d0b55c09ae29

                      SHA1

                      805c5a53e0f985b5e9c1b89f2cdf0e95d419114a

                      SHA256

                      4317a445e0f231494a0f328442153e1d7852cd56577fe22042dc030908a2200c

                      SHA512

                      1f72c74776ae9219a764ad16bc6fe62afdb97a2be45c26b116ad400a08e81fb13118c16ec8014635bdc31ff387bc7806e154b2f9c74b26878339a97a4659e700

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

                      Filesize

                      167KB

                      MD5

                      f7b54d0ab4c048a115f3d0b55c09ae29

                      SHA1

                      805c5a53e0f985b5e9c1b89f2cdf0e95d419114a

                      SHA256

                      4317a445e0f231494a0f328442153e1d7852cd56577fe22042dc030908a2200c

                      SHA512

                      1f72c74776ae9219a764ad16bc6fe62afdb97a2be45c26b116ad400a08e81fb13118c16ec8014635bdc31ff387bc7806e154b2f9c74b26878339a97a4659e700

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

                      Filesize

                      1.1MB

                      MD5

                      72f02b6a2b8fd2a73ae8715fcc2323ca

                      SHA1

                      d840ba097b8a157a86b823e4132818a122125381

                      SHA256

                      b0fbd35f04ce341b8e14ad03684aa7a5fbc7525d163f38bf43a0f6041edeb3c8

                      SHA512

                      c6b6c54e525503f89395fd76be6f54bf2c898c151a32252ac1e4d04cd39f383992726c43e615cfa149777513bc3fc18b8bd5ce4f73f86f179ee70ef9f4e2b847

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

                      Filesize

                      1.1MB

                      MD5

                      72f02b6a2b8fd2a73ae8715fcc2323ca

                      SHA1

                      d840ba097b8a157a86b823e4132818a122125381

                      SHA256

                      b0fbd35f04ce341b8e14ad03684aa7a5fbc7525d163f38bf43a0f6041edeb3c8

                      SHA512

                      c6b6c54e525503f89395fd76be6f54bf2c898c151a32252ac1e4d04cd39f383992726c43e615cfa149777513bc3fc18b8bd5ce4f73f86f179ee70ef9f4e2b847

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

                      Filesize

                      1.1MB

                      MD5

                      72f02b6a2b8fd2a73ae8715fcc2323ca

                      SHA1

                      d840ba097b8a157a86b823e4132818a122125381

                      SHA256

                      b0fbd35f04ce341b8e14ad03684aa7a5fbc7525d163f38bf43a0f6041edeb3c8

                      SHA512

                      c6b6c54e525503f89395fd76be6f54bf2c898c151a32252ac1e4d04cd39f383992726c43e615cfa149777513bc3fc18b8bd5ce4f73f86f179ee70ef9f4e2b847

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

                      Filesize

                      1.1MB

                      MD5

                      72f02b6a2b8fd2a73ae8715fcc2323ca

                      SHA1

                      d840ba097b8a157a86b823e4132818a122125381

                      SHA256

                      b0fbd35f04ce341b8e14ad03684aa7a5fbc7525d163f38bf43a0f6041edeb3c8

                      SHA512

                      c6b6c54e525503f89395fd76be6f54bf2c898c151a32252ac1e4d04cd39f383992726c43e615cfa149777513bc3fc18b8bd5ce4f73f86f179ee70ef9f4e2b847

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

                      Filesize

                      1.1MB

                      MD5

                      72f02b6a2b8fd2a73ae8715fcc2323ca

                      SHA1

                      d840ba097b8a157a86b823e4132818a122125381

                      SHA256

                      b0fbd35f04ce341b8e14ad03684aa7a5fbc7525d163f38bf43a0f6041edeb3c8

                      SHA512

                      c6b6c54e525503f89395fd76be6f54bf2c898c151a32252ac1e4d04cd39f383992726c43e615cfa149777513bc3fc18b8bd5ce4f73f86f179ee70ef9f4e2b847

                    • memory/1416-87-0x00000000753B0000-0x0000000075B60000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/1416-83-0x00000000753B0000-0x0000000075B60000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/1416-82-0x00000000753B0000-0x0000000075B60000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/2052-62-0x00000000753B0000-0x0000000075B60000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/2052-65-0x00000000753B0000-0x0000000075B60000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/2052-79-0x00000000753B0000-0x0000000075B60000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/2140-7-0x0000000000400000-0x0000000000452000-memory.dmp

                      Filesize

                      328KB

                    • memory/2140-38-0x00000000753B0000-0x0000000075B60000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/2140-10-0x00000000753B0000-0x0000000075B60000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/2140-9-0x0000000001860000-0x0000000001868000-memory.dmp

                      Filesize

                      32KB

                    • memory/2420-40-0x00000000753B0000-0x0000000075B60000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/2420-72-0x00000000753B0000-0x0000000075B60000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/2420-66-0x00000000055B0000-0x00000000055DC000-memory.dmp

                      Filesize

                      176KB

                    • memory/2420-34-0x00000000002A0000-0x0000000000342000-memory.dmp

                      Filesize

                      648KB

                    • memory/2420-58-0x00000000753B0000-0x0000000075B60000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/2612-46-0x0000000006420000-0x00000000065E2000-memory.dmp

                      Filesize

                      1.8MB

                    • memory/2612-36-0x00000000000B0000-0x00000000000E0000-memory.dmp

                      Filesize

                      192KB

                    • memory/2612-57-0x00000000753B0000-0x0000000075B60000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/2612-56-0x00000000062F0000-0x000000000638C000-memory.dmp

                      Filesize

                      624KB

                    • memory/2612-37-0x00000000753B0000-0x0000000075B60000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/2612-63-0x00000000065F0000-0x0000000006682000-memory.dmp

                      Filesize

                      584KB

                    • memory/2612-64-0x00000000062E0000-0x00000000062EA000-memory.dmp

                      Filesize

                      40KB

                    • memory/2612-45-0x0000000006200000-0x0000000006250000-memory.dmp

                      Filesize

                      320KB

                    • memory/2612-42-0x0000000004970000-0x00000000049D6000-memory.dmp

                      Filesize

                      408KB

                    • memory/2612-59-0x0000000004A60000-0x0000000004A70000-memory.dmp

                      Filesize

                      64KB

                    • memory/2612-41-0x0000000004A60000-0x0000000004A70000-memory.dmp

                      Filesize

                      64KB

                    • memory/3412-86-0x00000000753B0000-0x0000000075B60000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/3412-88-0x00000000753B0000-0x0000000075B60000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/3624-4-0x00000000753B0000-0x0000000075B60000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/3624-0-0x0000000000410000-0x000000000053A000-memory.dmp

                      Filesize

                      1.2MB

                    • memory/3624-6-0x00000000051A0000-0x00000000052DA000-memory.dmp

                      Filesize

                      1.2MB

                    • memory/3624-5-0x0000000004E60000-0x0000000004E70000-memory.dmp

                      Filesize

                      64KB

                    • memory/3624-3-0x0000000004E60000-0x0000000004E70000-memory.dmp

                      Filesize

                      64KB

                    • memory/3624-2-0x0000000005420000-0x00000000059C4000-memory.dmp

                      Filesize

                      5.6MB

                    • memory/3624-1-0x00000000753B0000-0x0000000075B60000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/3624-39-0x00000000753B0000-0x0000000075B60000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/3788-78-0x00000000753B0000-0x0000000075B60000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/3788-80-0x00000000753B0000-0x0000000075B60000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/4732-75-0x00000000753B0000-0x0000000075B60000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/4732-71-0x00000000753B0000-0x0000000075B60000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/4732-67-0x0000000000400000-0x0000000000418000-memory.dmp

                      Filesize

                      96KB