Analysis

  • max time kernel
    94s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-10-2024 01:01

General

  • Target

    03d70e61c415e7a0e2ec76c31cdaa056d05ba4a0c5424611df5b5b69c1415ff9.exe

  • Size

    657KB

  • MD5

    885f5a1ad4e095da19fe160b8901cb45

  • SHA1

    5cc5a214ea49654280f3b1b842c1b8a3e772ebcb

  • SHA256

    03d70e61c415e7a0e2ec76c31cdaa056d05ba4a0c5424611df5b5b69c1415ff9

  • SHA512

    88cb9242d726db4e73194716090b17ef76c79f422d8931a960a4d9066b5415c447c32614df5a613c28712e4231ef64cf00d58d7cfff0db9e75adf72d610e806b

  • SSDEEP

    12288:WLKWTG4mCQGO93AI+6Z3i+wjYFTcqODJDKQhYLQ:0xTPeStjYFYqqDKQH

Malware Config

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 1 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 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\03d70e61c415e7a0e2ec76c31cdaa056d05ba4a0c5424611df5b5b69c1415ff9.exe
    "C:\Users\Admin\AppData\Local\Temp\03d70e61c415e7a0e2ec76c31cdaa056d05ba4a0c5424611df5b5b69c1415ff9.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2572
    • 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\03d70e61c415e7a0e2ec76c31cdaa056d05ba4a0c5424611df5b5b69c1415ff9.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1160
    • C:\Users\Admin\AppData\Local\Temp\03d70e61c415e7a0e2ec76c31cdaa056d05ba4a0c5424611df5b5b69c1415ff9.exe
      "C:\Users\Admin\AppData\Local\Temp\03d70e61c415e7a0e2ec76c31cdaa056d05ba4a0c5424611df5b5b69c1415ff9.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3052

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\03d70e61c415e7a0e2ec76c31cdaa056d05ba4a0c5424611df5b5b69c1415ff9.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0jqsebor.3yk.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1160-51-0x00000000075C0000-0x00000000075DA000-memory.dmp

    Filesize

    104KB

  • memory/1160-50-0x0000000007C00000-0x000000000827A000-memory.dmp

    Filesize

    6.5MB

  • memory/1160-22-0x0000000005AF0000-0x0000000005B12000-memory.dmp

    Filesize

    136KB

  • memory/1160-24-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/1160-60-0x00000000078E0000-0x00000000078E8000-memory.dmp

    Filesize

    32KB

  • memory/1160-59-0x0000000007900000-0x000000000791A000-memory.dmp

    Filesize

    104KB

  • memory/1160-58-0x0000000007800000-0x0000000007814000-memory.dmp

    Filesize

    80KB

  • memory/1160-57-0x00000000077F0000-0x00000000077FE000-memory.dmp

    Filesize

    56KB

  • memory/1160-54-0x00000000077C0000-0x00000000077D1000-memory.dmp

    Filesize

    68KB

  • memory/1160-53-0x0000000007840000-0x00000000078D6000-memory.dmp

    Filesize

    600KB

  • memory/1160-52-0x0000000007630000-0x000000000763A000-memory.dmp

    Filesize

    40KB

  • memory/1160-35-0x00000000062B0000-0x00000000062CE000-memory.dmp

    Filesize

    120KB

  • memory/1160-48-0x0000000006860000-0x000000000687E000-memory.dmp

    Filesize

    120KB

  • memory/1160-49-0x0000000007480000-0x0000000007523000-memory.dmp

    Filesize

    652KB

  • memory/1160-19-0x0000000004D10000-0x0000000004D46000-memory.dmp

    Filesize

    216KB

  • memory/1160-38-0x0000000070330000-0x000000007037C000-memory.dmp

    Filesize

    304KB

  • memory/1160-37-0x0000000007440000-0x0000000007472000-memory.dmp

    Filesize

    200KB

  • memory/1160-21-0x0000000005380000-0x00000000059A8000-memory.dmp

    Filesize

    6.2MB

  • memory/1160-20-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/1160-23-0x0000000005B90000-0x0000000005BF6000-memory.dmp

    Filesize

    408KB

  • memory/1160-63-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/1160-36-0x00000000062D0000-0x000000000631C000-memory.dmp

    Filesize

    304KB

  • memory/1160-18-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/1160-34-0x0000000005C80000-0x0000000005FD4000-memory.dmp

    Filesize

    3.3MB

  • memory/2572-0-0x00000000746DE000-0x00000000746DF000-memory.dmp

    Filesize

    4KB

  • memory/2572-9-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/2572-4-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/2572-1-0x00000000009A0000-0x0000000000A4A000-memory.dmp

    Filesize

    680KB

  • memory/2572-6-0x00000000055F0000-0x000000000568C000-memory.dmp

    Filesize

    624KB

  • memory/2572-14-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/2572-7-0x0000000006CE0000-0x0000000006CFA000-memory.dmp

    Filesize

    104KB

  • memory/2572-3-0x00000000054A0000-0x0000000005532000-memory.dmp

    Filesize

    584KB

  • memory/2572-2-0x00000000059B0000-0x0000000005F54000-memory.dmp

    Filesize

    5.6MB

  • memory/2572-8-0x00000000746DE000-0x00000000746DF000-memory.dmp

    Filesize

    4KB

  • memory/2572-10-0x0000000007F80000-0x0000000007FF0000-memory.dmp

    Filesize

    448KB

  • memory/2572-5-0x0000000005430000-0x000000000543A000-memory.dmp

    Filesize

    40KB

  • memory/3052-56-0x0000000006520000-0x00000000066E2000-memory.dmp

    Filesize

    1.8MB

  • memory/3052-55-0x0000000006300000-0x0000000006350000-memory.dmp

    Filesize

    320KB

  • memory/3052-11-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/3052-15-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/3052-16-0x0000000004E70000-0x0000000004ED6000-memory.dmp

    Filesize

    408KB

  • memory/3052-17-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/3052-64-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB