Resubmissions

05-10-2024 13:31

241005-qsm7vstfqk 10

20-03-2024 10:42

240320-mr6e9sfe3w 10

Analysis

  • max time kernel
    150s
  • max time network
    162s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    20-03-2024 10:42

General

  • Target

    86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe

  • Size

    666KB

  • MD5

    49a614236d15faef7cf8bf28ab590829

  • SHA1

    0009643dea2b241e31200fa7d0e87f2195974fdc

  • SHA256

    86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846

  • SHA512

    8635bf3a1a6b552bc49d7e2369d914345ffb82e37090bd1902a4de3ec0638ee2c2f4c1715fcdaf2c410bb7fdf78ce00bd74ce3bf9ce803e206295982459a653e

  • SSDEEP

    12288:FMy2+qkC8slD1k92DVgbLEc5zZVxmmq8F46MYsXQ5l2bkR:Fj/Hsl5k92sPFZVEDYzK+

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.zqamcx.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Anambraeast@123

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • 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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe
    "C:\Users\Admin\AppData\Local\Temp\86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3300
    • 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\86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3956
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\JfscrKa.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4464
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JfscrKa" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBA18.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:480
    • C:\Users\Admin\AppData\Local\Temp\86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe
      "C:\Users\Admin\AppData\Local\Temp\86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe"
      2⤵
        PID:2512
      • C:\Users\Admin\AppData\Local\Temp\86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe
        "C:\Users\Admin\AppData\Local\Temp\86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2952

    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

      d0c46cad6c0778401e21910bd6b56b70

      SHA1

      7be418951ea96326aca445b8dfe449b2bfa0dca6

      SHA256

      9600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02

      SHA512

      057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949

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

      Filesize

      18KB

      MD5

      018ffd634c47c72ea72da804a8817823

      SHA1

      308bb3686310e102c5761e0ad79ce6f5deae30cd

      SHA256

      d9883a72babe414a604c144bd65fde90bc045df9c9a181a3c729f67d8e210854

      SHA512

      d25dbd63e4fade9eaea80e0aa0e8e74db9059182640301dd7c025c8b190a9a96c200667ba809877a4d5be00383a786a6cb397877881e0d266b667bd3afd77aa9

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_v0eitu4d.eym.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmpBA18.tmp

      Filesize

      1KB

      MD5

      af7f24cb221076acfe4c9ea942df2a45

      SHA1

      35160b2f721d324d839e1fd885baf3cbf69d7222

      SHA256

      be59aa3dd0fd2c41a6739a48b9b1a04bb760660ec887edfdd07772acc9aa3c5d

      SHA512

      c5e4f122cec822fd7f4b998a01e8eac731fccffef376531084f71d464de1b24b560fd36962183f143b5471d6c5f138de7387e16649c2e7298df069f9041252f8

    • memory/2952-93-0x0000000005260000-0x0000000005270000-memory.dmp

      Filesize

      64KB

    • memory/2952-47-0x0000000074730000-0x0000000074EE1000-memory.dmp

      Filesize

      7.7MB

    • memory/2952-48-0x0000000005260000-0x0000000005270000-memory.dmp

      Filesize

      64KB

    • memory/2952-80-0x0000000006280000-0x00000000062D0000-memory.dmp

      Filesize

      320KB

    • memory/2952-26-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2952-92-0x0000000074730000-0x0000000074EE1000-memory.dmp

      Filesize

      7.7MB

    • memory/3300-5-0x0000000005830000-0x000000000583A000-memory.dmp

      Filesize

      40KB

    • memory/3300-10-0x0000000006E10000-0x0000000006E94000-memory.dmp

      Filesize

      528KB

    • memory/3300-9-0x0000000006A20000-0x0000000006A2C000-memory.dmp

      Filesize

      48KB

    • memory/3300-0-0x0000000074730000-0x0000000074EE1000-memory.dmp

      Filesize

      7.7MB

    • memory/3300-8-0x00000000069F0000-0x00000000069F8000-memory.dmp

      Filesize

      32KB

    • memory/3300-7-0x0000000006D70000-0x0000000006D86000-memory.dmp

      Filesize

      88KB

    • memory/3300-6-0x0000000005960000-0x00000000059FC000-memory.dmp

      Filesize

      624KB

    • memory/3300-4-0x00000000058B0000-0x00000000058C0000-memory.dmp

      Filesize

      64KB

    • memory/3300-3-0x0000000005680000-0x0000000005712000-memory.dmp

      Filesize

      584KB

    • memory/3300-2-0x0000000005C30000-0x00000000061D6000-memory.dmp

      Filesize

      5.6MB

    • memory/3300-46-0x0000000074730000-0x0000000074EE1000-memory.dmp

      Filesize

      7.7MB

    • memory/3300-1-0x0000000000B30000-0x0000000000BDA000-memory.dmp

      Filesize

      680KB

    • memory/3956-18-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

      Filesize

      64KB

    • memory/3956-83-0x0000000007C80000-0x0000000007C9A000-memory.dmp

      Filesize

      104KB

    • memory/3956-16-0x0000000074730000-0x0000000074EE1000-memory.dmp

      Filesize

      7.7MB

    • memory/3956-15-0x0000000005190000-0x00000000051C6000-memory.dmp

      Filesize

      216KB

    • memory/3956-42-0x0000000006170000-0x00000000064C7000-memory.dmp

      Filesize

      3.3MB

    • memory/3956-91-0x0000000074730000-0x0000000074EE1000-memory.dmp

      Filesize

      7.7MB

    • memory/3956-17-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

      Filesize

      64KB

    • memory/3956-19-0x0000000005800000-0x0000000005E2A000-memory.dmp

      Filesize

      6.2MB

    • memory/3956-37-0x0000000006100000-0x0000000006166000-memory.dmp

      Filesize

      408KB

    • memory/3956-81-0x0000000007B70000-0x0000000007B7E000-memory.dmp

      Filesize

      56KB

    • memory/3956-52-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

      Filesize

      64KB

    • memory/3956-76-0x0000000007930000-0x000000000794A000-memory.dmp

      Filesize

      104KB

    • memory/3956-75-0x0000000007F70000-0x00000000085EA000-memory.dmp

      Filesize

      6.5MB

    • memory/3956-66-0x0000000070C50000-0x0000000070C9C000-memory.dmp

      Filesize

      304KB

    • memory/3956-65-0x000000007F940000-0x000000007F950000-memory.dmp

      Filesize

      64KB

    • memory/4464-51-0x0000000002970000-0x0000000002980000-memory.dmp

      Filesize

      64KB

    • memory/4464-54-0x0000000070C50000-0x0000000070C9C000-memory.dmp

      Filesize

      304KB

    • memory/4464-82-0x00000000076C0000-0x00000000076D5000-memory.dmp

      Filesize

      84KB

    • memory/4464-50-0x0000000006700000-0x000000000674C000-memory.dmp

      Filesize

      304KB

    • memory/4464-77-0x00000000074F0000-0x00000000074FA000-memory.dmp

      Filesize

      40KB

    • memory/4464-78-0x0000000007700000-0x0000000007796000-memory.dmp

      Filesize

      600KB

    • memory/4464-79-0x0000000007680000-0x0000000007691000-memory.dmp

      Filesize

      68KB

    • memory/4464-21-0x0000000074730000-0x0000000074EE1000-memory.dmp

      Filesize

      7.7MB

    • memory/4464-25-0x0000000005410000-0x0000000005476000-memory.dmp

      Filesize

      408KB

    • memory/4464-63-0x00000000066D0000-0x00000000066EE000-memory.dmp

      Filesize

      120KB

    • memory/4464-53-0x0000000007140000-0x0000000007174000-memory.dmp

      Filesize

      208KB

    • memory/4464-84-0x00000000077B0000-0x00000000077B8000-memory.dmp

      Filesize

      32KB

    • memory/4464-49-0x0000000006140000-0x000000000615E000-memory.dmp

      Filesize

      120KB

    • memory/4464-22-0x0000000002970000-0x0000000002980000-memory.dmp

      Filesize

      64KB

    • memory/4464-90-0x0000000074730000-0x0000000074EE1000-memory.dmp

      Filesize

      7.7MB

    • memory/4464-23-0x0000000002970000-0x0000000002980000-memory.dmp

      Filesize

      64KB

    • memory/4464-24-0x0000000005170000-0x0000000005192000-memory.dmp

      Filesize

      136KB

    • memory/4464-64-0x0000000007380000-0x0000000007424000-memory.dmp

      Filesize

      656KB