Analysis

  • max time kernel
    145s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-03-2024 10:20

General

  • Target

    AWB.exe

  • Size

    744KB

  • MD5

    7723ce30a13cd21918ec8a9ba6756f0f

  • SHA1

    940e9d687cf6d972a365346802c0f8a9be5c1b21

  • SHA256

    31aeeb6ce979eed704ead00a328df97e2d26690a02e5a29a1d2070dff1ab27b6

  • SHA512

    e20c694048c1e552077bee886552a67da76ff4ef4ac26060a7fb5db78684602f47bcfdd2848ecbb029886a9b8dae18940137cfdddb64a88d9fa94eb433de7300

  • SSDEEP

    12288:U1mwygw0BxF25eAMkeB+s/uUZ6VfQh/MjOcSKYGMAGZLYRtDmId0ajL6USkY:UBjZxgKTgs/uzfVj5Y0GRYOId0ajmuY

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.shivomrealty.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Priya1982#

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • 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 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\AWB.exe
    "C:\Users\Admin\AppData\Local\Temp\AWB.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2828
    • 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\AWB.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3192
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\tDWYgnAToHH.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2748
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tDWYgnAToHH" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9DE6.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2192
    • C:\Users\Admin\AppData\Local\Temp\AWB.exe
      "C:\Users\Admin\AppData\Local\Temp\AWB.exe"
      2⤵
        PID:3444
      • C:\Users\Admin\AppData\Local\Temp\AWB.exe
        "C:\Users\Admin\AppData\Local\Temp\AWB.exe"
        2⤵
          PID:4124
        • C:\Users\Admin\AppData\Local\Temp\AWB.exe
          "C:\Users\Admin\AppData\Local\Temp\AWB.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4356

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Execution

      Scheduled Task/Job

      1
      T1053

      Persistence

      Scheduled Task/Job

      1
      T1053

      Privilege Escalation

      Scheduled Task/Job

      1
      T1053

      Credential Access

      Unsecured Credentials

      4
      T1552

      Credentials In Files

      3
      T1552.001

      Credentials in Registry

      1
      T1552.002

      Discovery

      Query Registry

      1
      T1012

      System Information Discovery

      2
      T1082

      Collection

      Data from Local System

      4
      T1005

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        2KB

        MD5

        968cb9309758126772781b83adb8a28f

        SHA1

        8da30e71accf186b2ba11da1797cf67f8f78b47c

        SHA256

        92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

        SHA512

        4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

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

        18KB

        MD5

        bda22a3c6391ab35c1a17a10a42d10a4

        SHA1

        6b0e1fe17974888f8b11c36ccb579c20c499b214

        SHA256

        ad947dd79dcd2bae9771f64b0fbac97b92daf23eb93b18aad25da0a46b8a3de6

        SHA512

        e36f5fff93d337c12cff4986344075c9dea8143ed94d6cdd3a0511e41e56024385bf7a9ab18a1e19063116235e8b3375f9d6efe2303c574809529c966a9fda2a

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kkyddgyn.30o.ps1
        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • C:\Users\Admin\AppData\Local\Temp\tmp9DE6.tmp
        Filesize

        1KB

        MD5

        bbb65d33f260c684107872cdd756c26c

        SHA1

        1181753aeccd58817874b9144934f4c3a25bb40f

        SHA256

        943d1769d519be037186bbc4ec35b0d9d48dda94ddb29f4f4b71c9f1de4cda07

        SHA512

        bef9af694f972d777fff2ada4d3969611924d558241d520f013fe4cc2f299ec11f2c8e913bb2aeb6cb04686af73d370008171027846412df6e9c325237bae993

      • memory/2748-80-0x0000000007B30000-0x0000000007B3A000-memory.dmp
        Filesize

        40KB

      • memory/2748-40-0x0000000006150000-0x00000000064A4000-memory.dmp
        Filesize

        3.3MB

      • memory/2748-94-0x0000000075150000-0x0000000075900000-memory.dmp
        Filesize

        7.7MB

      • memory/2748-86-0x0000000007E00000-0x0000000007E1A000-memory.dmp
        Filesize

        104KB

      • memory/2748-81-0x0000000007D40000-0x0000000007DD6000-memory.dmp
        Filesize

        600KB

      • memory/2748-79-0x0000000007AC0000-0x0000000007ADA000-memory.dmp
        Filesize

        104KB

      • memory/2748-51-0x0000000005520000-0x000000000553E000-memory.dmp
        Filesize

        120KB

      • memory/2748-67-0x0000000006D70000-0x0000000006D8E000-memory.dmp
        Filesize

        120KB

      • memory/2748-16-0x0000000002E50000-0x0000000002E60000-memory.dmp
        Filesize

        64KB

      • memory/2748-17-0x0000000005210000-0x0000000005246000-memory.dmp
        Filesize

        216KB

      • memory/2748-18-0x0000000075150000-0x0000000075900000-memory.dmp
        Filesize

        7.7MB

      • memory/2748-52-0x0000000006860000-0x00000000068AC000-memory.dmp
        Filesize

        304KB

      • memory/2748-20-0x0000000005880000-0x0000000005EA8000-memory.dmp
        Filesize

        6.2MB

      • memory/2748-56-0x00000000759B0000-0x00000000759FC000-memory.dmp
        Filesize

        304KB

      • memory/2748-22-0x00000000057D0000-0x00000000057F2000-memory.dmp
        Filesize

        136KB

      • memory/2748-24-0x0000000006020000-0x0000000006086000-memory.dmp
        Filesize

        408KB

      • memory/2748-53-0x000000007F600000-0x000000007F610000-memory.dmp
        Filesize

        64KB

      • memory/2828-4-0x00000000050F0000-0x0000000005100000-memory.dmp
        Filesize

        64KB

      • memory/2828-5-0x00000000052F0000-0x00000000052FA000-memory.dmp
        Filesize

        40KB

      • memory/2828-45-0x0000000075150000-0x0000000075900000-memory.dmp
        Filesize

        7.7MB

      • memory/2828-6-0x00000000054F0000-0x000000000558C000-memory.dmp
        Filesize

        624KB

      • memory/2828-1-0x0000000075150000-0x0000000075900000-memory.dmp
        Filesize

        7.7MB

      • memory/2828-48-0x00000000050F0000-0x0000000005100000-memory.dmp
        Filesize

        64KB

      • memory/2828-50-0x0000000075150000-0x0000000075900000-memory.dmp
        Filesize

        7.7MB

      • memory/2828-2-0x0000000005780000-0x0000000005D24000-memory.dmp
        Filesize

        5.6MB

      • memory/2828-7-0x00000000054B0000-0x00000000054C2000-memory.dmp
        Filesize

        72KB

      • memory/2828-8-0x00000000054D0000-0x00000000054DC000-memory.dmp
        Filesize

        48KB

      • memory/2828-0-0x0000000000760000-0x0000000000820000-memory.dmp
        Filesize

        768KB

      • memory/2828-9-0x0000000006930000-0x00000000069B2000-memory.dmp
        Filesize

        520KB

      • memory/2828-3-0x0000000005100000-0x0000000005192000-memory.dmp
        Filesize

        584KB

      • memory/3192-66-0x00000000759B0000-0x00000000759FC000-memory.dmp
        Filesize

        304KB

      • memory/3192-83-0x0000000007230000-0x000000000723E000-memory.dmp
        Filesize

        56KB

      • memory/3192-54-0x000000007FB70000-0x000000007FB80000-memory.dmp
        Filesize

        64KB

      • memory/3192-77-0x0000000006CC0000-0x0000000006D63000-memory.dmp
        Filesize

        652KB

      • memory/3192-78-0x0000000007630000-0x0000000007CAA000-memory.dmp
        Filesize

        6.5MB

      • memory/3192-55-0x0000000006C70000-0x0000000006CA2000-memory.dmp
        Filesize

        200KB

      • memory/3192-93-0x0000000075150000-0x0000000075900000-memory.dmp
        Filesize

        7.7MB

      • memory/3192-19-0x0000000004930000-0x0000000004940000-memory.dmp
        Filesize

        64KB

      • memory/3192-82-0x00000000071F0000-0x0000000007201000-memory.dmp
        Filesize

        68KB

      • memory/3192-15-0x0000000004930000-0x0000000004940000-memory.dmp
        Filesize

        64KB

      • memory/3192-23-0x0000000004CA0000-0x0000000004D06000-memory.dmp
        Filesize

        408KB

      • memory/3192-85-0x0000000007240000-0x0000000007254000-memory.dmp
        Filesize

        80KB

      • memory/3192-14-0x0000000075150000-0x0000000075900000-memory.dmp
        Filesize

        7.7MB

      • memory/3192-87-0x0000000007310000-0x0000000007318000-memory.dmp
        Filesize

        32KB

      • memory/4356-84-0x0000000006570000-0x00000000065C0000-memory.dmp
        Filesize

        320KB

      • memory/4356-46-0x0000000075150000-0x0000000075900000-memory.dmp
        Filesize

        7.7MB

      • memory/4356-25-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/4356-49-0x00000000056A0000-0x00000000056B0000-memory.dmp
        Filesize

        64KB

      • memory/4356-95-0x0000000075150000-0x0000000075900000-memory.dmp
        Filesize

        7.7MB