Analysis

  • max time kernel
    126s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-11-2024 10:50

General

  • Target

    CHARIKLIA JUNIOR DETAILS.pdf.scr.exe

  • Size

    956KB

  • MD5

    56507d8fc1346411ed4fdbecb4589ec8

  • SHA1

    a7d542484247819e9037cbd913b8ad1b68b0dad6

  • SHA256

    ad3517d5640b93e40bc1e839f6616222801d06dd83ed5887462a71f3858f5b40

  • SHA512

    c31e23a032d3551bb17a5bbfdff585ec57f308397739b807c08b082513d63c1984d8cf0a4cd65c2f0863e6ebec0766f161abe6a8860c65a1e44619097cb77e7b

  • SSDEEP

    12288:9csCELA+12Hd5lpvS36pDfi/xN3xoAS4zxPVzxWWavQ8qiNRJEvhsEY72k2uDF+d:rzxdzxWpq8JE9ePD47tdTmTX

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    beirutrest.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    9yXQ39wz(uL+

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://beirutrest.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    9yXQ39wz(uL+

Signatures

  • AgentTesla

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

  • Agenttesla family
  • 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.

  • Looks up external IP address via web service 2 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).

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\CHARIKLIA JUNIOR DETAILS.pdf.scr.exe
    "C:\Users\Admin\AppData\Local\Temp\CHARIKLIA JUNIOR DETAILS.pdf.scr.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3888
    • 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\CHARIKLIA JUNIOR DETAILS.pdf.scr.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2016
    • C:\Users\Admin\AppData\Local\Temp\CHARIKLIA JUNIOR DETAILS.pdf.scr.exe
      "C:\Users\Admin\AppData\Local\Temp\CHARIKLIA JUNIOR DETAILS.pdf.scr.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1600

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\CHARIKLIA JUNIOR DETAILS.pdf.scr.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ubtdsnxi.x5c.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1600-50-0x0000000006760000-0x00000000067B0000-memory.dmp

    Filesize

    320KB

  • memory/1600-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1600-64-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/1600-18-0x00000000051C0000-0x0000000005226000-memory.dmp

    Filesize

    408KB

  • memory/1600-63-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/1600-17-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/1600-14-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/2016-56-0x00000000070E0000-0x00000000070EE000-memory.dmp

    Filesize

    56KB

  • memory/2016-22-0x0000000004C60000-0x0000000004CC6000-memory.dmp

    Filesize

    408KB

  • memory/2016-57-0x00000000070F0000-0x0000000007104000-memory.dmp

    Filesize

    80KB

  • memory/2016-55-0x00000000070B0000-0x00000000070C1000-memory.dmp

    Filesize

    68KB

  • memory/2016-58-0x00000000071F0000-0x000000000720A000-memory.dmp

    Filesize

    104KB

  • memory/2016-54-0x0000000007130000-0x00000000071C6000-memory.dmp

    Filesize

    600KB

  • memory/2016-16-0x0000000002270000-0x00000000022A6000-memory.dmp

    Filesize

    216KB

  • memory/2016-59-0x00000000071D0000-0x00000000071D8000-memory.dmp

    Filesize

    32KB

  • memory/2016-34-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/2016-19-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/2016-20-0x0000000004D20000-0x0000000005348000-memory.dmp

    Filesize

    6.2MB

  • memory/2016-52-0x0000000006EB0000-0x0000000006ECA000-memory.dmp

    Filesize

    104KB

  • memory/2016-21-0x0000000004BC0000-0x0000000004BE2000-memory.dmp

    Filesize

    136KB

  • memory/2016-62-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/2016-53-0x0000000006F20000-0x0000000006F2A000-memory.dmp

    Filesize

    40KB

  • memory/2016-28-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/2016-33-0x0000000005540000-0x0000000005894000-memory.dmp

    Filesize

    3.3MB

  • memory/2016-35-0x0000000005B60000-0x0000000005B7E000-memory.dmp

    Filesize

    120KB

  • memory/2016-36-0x0000000005C30000-0x0000000005C7C000-memory.dmp

    Filesize

    304KB

  • memory/2016-38-0x00000000708D0000-0x000000007091C000-memory.dmp

    Filesize

    304KB

  • memory/2016-37-0x0000000006B70000-0x0000000006BA2000-memory.dmp

    Filesize

    200KB

  • memory/2016-48-0x0000000006150000-0x000000000616E000-memory.dmp

    Filesize

    120KB

  • memory/2016-49-0x0000000006BB0000-0x0000000006C53000-memory.dmp

    Filesize

    652KB

  • memory/2016-51-0x0000000007500000-0x0000000007B7A000-memory.dmp

    Filesize

    6.5MB

  • memory/3888-4-0x0000000005410000-0x000000000541A000-memory.dmp

    Filesize

    40KB

  • memory/3888-0-0x0000000074C5E000-0x0000000074C5F000-memory.dmp

    Filesize

    4KB

  • memory/3888-3-0x0000000005350000-0x00000000053E2000-memory.dmp

    Filesize

    584KB

  • memory/3888-15-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/3888-2-0x0000000005800000-0x0000000005DA4000-memory.dmp

    Filesize

    5.6MB

  • memory/3888-10-0x0000000006DF0000-0x0000000006E76000-memory.dmp

    Filesize

    536KB

  • memory/3888-9-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB

  • memory/3888-8-0x0000000074C5E000-0x0000000074C5F000-memory.dmp

    Filesize

    4KB

  • memory/3888-7-0x00000000055C0000-0x00000000055D2000-memory.dmp

    Filesize

    72KB

  • memory/3888-6-0x0000000005650000-0x00000000056EC000-memory.dmp

    Filesize

    624KB

  • memory/3888-1-0x0000000000860000-0x0000000000956000-memory.dmp

    Filesize

    984KB

  • memory/3888-5-0x0000000074C50000-0x0000000075400000-memory.dmp

    Filesize

    7.7MB