Analysis

  • max time kernel
    94s
  • max time network
    118s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/05/2024, 01:49

General

  • Target

    431d88693bfa9779b1ee70c50c74ef961ae9a96d1fb50f6e2bc203a3bd2852ee.exe

  • Size

    797KB

  • MD5

    d622b8ebbfac5db213c53dd40c49e7d7

  • SHA1

    a17d31f3690971604c3edce1ebab4613fcb8bd88

  • SHA256

    431d88693bfa9779b1ee70c50c74ef961ae9a96d1fb50f6e2bc203a3bd2852ee

  • SHA512

    c5b4c4d85db33d87b67d2bfa9fb1c3cb96ea8863efa4a581a639cffd86487f8a50f1459ce8205c4b79fbf372a1eb2554596b16627d92fd3217380cf0c2aad898

  • SSDEEP

    12288:qIJWET/mr9K+22BEEzFatnTa3x0ld2n8Iec0uwFVkKKgtGmEGoYmjCc06b7xtVli:VWtb3BEdv/2nxec0uwDkK0IoYSq

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    premium162.web-hosting.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Look@oursuccess247

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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.

  • Looks up external IP address via web service 1 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 25 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\431d88693bfa9779b1ee70c50c74ef961ae9a96d1fb50f6e2bc203a3bd2852ee.exe
    "C:\Users\Admin\AppData\Local\Temp\431d88693bfa9779b1ee70c50c74ef961ae9a96d1fb50f6e2bc203a3bd2852ee.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1424
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\431d88693bfa9779b1ee70c50c74ef961ae9a96d1fb50f6e2bc203a3bd2852ee.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3932
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\qDfIBEcYE.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4044
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\qDfIBEcYE" /XML "C:\Users\Admin\AppData\Local\Temp\tmp16DE.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3012
    • C:\Users\Admin\AppData\Local\Temp\431d88693bfa9779b1ee70c50c74ef961ae9a96d1fb50f6e2bc203a3bd2852ee.exe
      "C:\Users\Admin\AppData\Local\Temp\431d88693bfa9779b1ee70c50c74ef961ae9a96d1fb50f6e2bc203a3bd2852ee.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2488

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          2KB

          MD5

          3d086a433708053f9bf9523e1d87a4e8

          SHA1

          b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

          SHA256

          6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

          SHA512

          931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

        • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

          Filesize

          18KB

          MD5

          d913d428c05c6e110838d1d03eabd8de

          SHA1

          f1d0f2bde80488df20d2dd477c292f81f9bf8979

          SHA256

          323da5d5d9bad5326755aa68b647a9436e1149d227d9e9067409aeb245df1961

          SHA512

          a91ead2d73b31355b03740355e236abbdeea80b40ed2bca019ef2994814f9f65e62b324c2a3d0270a722167e658efb7ad761a423f9847f7ba8c1f41b988f4997

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1xbbals0.l24.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • C:\Users\Admin\AppData\Local\Temp\tmp16DE.tmp

          Filesize

          1KB

          MD5

          f0389c32545828d5fc081d54ed249919

          SHA1

          dcd9a82802f25031782c77ff5f2c3a6759831b4a

          SHA256

          5c7c320019f4ba505749c5e0ab1ca14bbae6c6712c2e572014a1eff46f08724c

          SHA512

          3714f596804e79c268baec0e38d02bb1aed2b2be9b800d509f90f168488ba8e69196d67c11af186ecc1369c78cba2f1f6c48b136a2af1f6e7a077edb815a2c5b

        • memory/1424-10-0x00000000083A0000-0x000000000843C000-memory.dmp

          Filesize

          624KB

        • memory/1424-11-0x00000000746FE000-0x00000000746FF000-memory.dmp

          Filesize

          4KB

        • memory/1424-6-0x0000000007E70000-0x0000000007E92000-memory.dmp

          Filesize

          136KB

        • memory/1424-7-0x00000000057D0000-0x00000000057DC000-memory.dmp

          Filesize

          48KB

        • memory/1424-8-0x0000000002CE0000-0x0000000002CF0000-memory.dmp

          Filesize

          64KB

        • memory/1424-9-0x0000000008280000-0x0000000008304000-memory.dmp

          Filesize

          528KB

        • memory/1424-5-0x00000000746F0000-0x0000000074EA0000-memory.dmp

          Filesize

          7.7MB

        • memory/1424-4-0x0000000005640000-0x000000000564A000-memory.dmp

          Filesize

          40KB

        • memory/1424-12-0x00000000746F0000-0x0000000074EA0000-memory.dmp

          Filesize

          7.7MB

        • memory/1424-3-0x0000000005470000-0x0000000005502000-memory.dmp

          Filesize

          584KB

        • memory/1424-2-0x0000000005AD0000-0x0000000006074000-memory.dmp

          Filesize

          5.6MB

        • memory/1424-0-0x00000000746FE000-0x00000000746FF000-memory.dmp

          Filesize

          4KB

        • memory/1424-49-0x00000000746F0000-0x0000000074EA0000-memory.dmp

          Filesize

          7.7MB

        • memory/1424-1-0x00000000009D0000-0x0000000000A9A000-memory.dmp

          Filesize

          808KB

        • memory/2488-84-0x00000000065F0000-0x0000000006640000-memory.dmp

          Filesize

          320KB

        • memory/2488-47-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/3932-46-0x00000000746F0000-0x0000000074EA0000-memory.dmp

          Filesize

          7.7MB

        • memory/3932-82-0x00000000078A0000-0x00000000078BA000-memory.dmp

          Filesize

          104KB

        • memory/3932-91-0x00000000746F0000-0x0000000074EA0000-memory.dmp

          Filesize

          7.7MB

        • memory/3932-25-0x0000000005B10000-0x0000000005B76000-memory.dmp

          Filesize

          408KB

        • memory/3932-24-0x0000000005A30000-0x0000000005A96000-memory.dmp

          Filesize

          408KB

        • memory/3932-17-0x0000000002920000-0x0000000002956000-memory.dmp

          Filesize

          216KB

        • memory/3932-23-0x0000000005190000-0x00000000051B2000-memory.dmp

          Filesize

          136KB

        • memory/3932-18-0x00000000746F0000-0x0000000074EA0000-memory.dmp

          Filesize

          7.7MB

        • memory/3932-81-0x00000000077A0000-0x00000000077B4000-memory.dmp

          Filesize

          80KB

        • memory/3932-80-0x0000000007790000-0x000000000779E000-memory.dmp

          Filesize

          56KB

        • memory/3932-78-0x00000000077E0000-0x0000000007876000-memory.dmp

          Filesize

          600KB

        • memory/3932-77-0x00000000075D0000-0x00000000075DA000-memory.dmp

          Filesize

          40KB

        • memory/3932-64-0x0000000074FA0000-0x0000000074FEC000-memory.dmp

          Filesize

          304KB

        • memory/3932-76-0x0000000007560000-0x000000000757A000-memory.dmp

          Filesize

          104KB

        • memory/3932-74-0x0000000007430000-0x00000000074D3000-memory.dmp

          Filesize

          652KB

        • memory/3932-75-0x0000000007BA0000-0x000000000821A000-memory.dmp

          Filesize

          6.5MB

        • memory/4044-36-0x0000000005920000-0x0000000005C74000-memory.dmp

          Filesize

          3.3MB

        • memory/4044-53-0x0000000074FA0000-0x0000000074FEC000-memory.dmp

          Filesize

          304KB

        • memory/4044-52-0x0000000006E40000-0x0000000006E72000-memory.dmp

          Filesize

          200KB

        • memory/4044-79-0x00000000073E0000-0x00000000073F1000-memory.dmp

          Filesize

          68KB

        • memory/4044-51-0x0000000005FF0000-0x000000000603C000-memory.dmp

          Filesize

          304KB

        • memory/4044-50-0x0000000005EC0000-0x0000000005EDE000-memory.dmp

          Filesize

          120KB

        • memory/4044-63-0x0000000007080000-0x000000000709E000-memory.dmp

          Filesize

          120KB

        • memory/4044-83-0x0000000007500000-0x0000000007508000-memory.dmp

          Filesize

          32KB

        • memory/4044-19-0x00000000050B0000-0x00000000056D8000-memory.dmp

          Filesize

          6.2MB

        • memory/4044-20-0x00000000746F0000-0x0000000074EA0000-memory.dmp

          Filesize

          7.7MB

        • memory/4044-21-0x00000000746F0000-0x0000000074EA0000-memory.dmp

          Filesize

          7.7MB

        • memory/4044-90-0x00000000746F0000-0x0000000074EA0000-memory.dmp

          Filesize

          7.7MB

        • memory/4044-35-0x00000000746F0000-0x0000000074EA0000-memory.dmp

          Filesize

          7.7MB