Analysis

  • max time kernel
    94s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-10-2024 19:00

General

  • Target

    f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe

  • Size

    823KB

  • MD5

    38c9e1cf0e8f09bb1db22c49a68fc9b1

  • SHA1

    3477f20664e2fadde22a6f5d4d96ddbf0a1a6acd

  • SHA256

    f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4

  • SHA512

    0d3c2569f44d0a9df80bf8e081ef7cba3d20758c431a25d4e205b9a4db31f9db571a23709a768daffbcd526a295806ff6a06fa4410b04f97ad13dd386250ea99

  • SSDEEP

    12288:38rnrixlaE11WJf4IpuZwrJlxJoUpd0cbXuUj+wyBqTa80udnH2qwgSUu:3g2xla0wJf4SV3r0c/+wyoGgVu

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.normagroup.com.tr
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    Qb.X[.j.Yfm[

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.

  • 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe
    "C:\Users\Admin\AppData\Local\Temp\f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2752
    • 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\f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3456
    • C:\Users\Admin\AppData\Local\Temp\f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe
      "C:\Users\Admin\AppData\Local\Temp\f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3308

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_bt5ikjlc.wjz.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/2752-10-0x0000000009110000-0x00000000091AC000-memory.dmp

    Filesize

    624KB

  • memory/2752-2-0x0000000005AE0000-0x0000000006084000-memory.dmp

    Filesize

    5.6MB

  • memory/2752-4-0x00000000054A0000-0x00000000054AA000-memory.dmp

    Filesize

    40KB

  • memory/2752-5-0x0000000074880000-0x0000000075030000-memory.dmp

    Filesize

    7.7MB

  • memory/2752-6-0x0000000006B30000-0x0000000006B42000-memory.dmp

    Filesize

    72KB

  • memory/2752-7-0x000000007488E000-0x000000007488F000-memory.dmp

    Filesize

    4KB

  • memory/2752-8-0x0000000074880000-0x0000000075030000-memory.dmp

    Filesize

    7.7MB

  • memory/2752-9-0x0000000006950000-0x00000000069D2000-memory.dmp

    Filesize

    520KB

  • memory/2752-0-0x000000007488E000-0x000000007488F000-memory.dmp

    Filesize

    4KB

  • memory/2752-3-0x0000000005530000-0x00000000055C2000-memory.dmp

    Filesize

    584KB

  • memory/2752-1-0x00000000009E0000-0x0000000000AB2000-memory.dmp

    Filesize

    840KB

  • memory/2752-15-0x0000000074880000-0x0000000075030000-memory.dmp

    Filesize

    7.7MB

  • memory/3308-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/3308-17-0x0000000005410000-0x0000000005476000-memory.dmp

    Filesize

    408KB

  • memory/3308-62-0x0000000074880000-0x0000000075030000-memory.dmp

    Filesize

    7.7MB

  • memory/3308-19-0x0000000074880000-0x0000000075030000-memory.dmp

    Filesize

    7.7MB

  • memory/3308-58-0x00000000061C0000-0x0000000006210000-memory.dmp

    Filesize

    320KB

  • memory/3308-14-0x0000000074880000-0x0000000075030000-memory.dmp

    Filesize

    7.7MB

  • memory/3456-21-0x0000000074880000-0x0000000075030000-memory.dmp

    Filesize

    7.7MB

  • memory/3456-49-0x0000000007EB0000-0x000000000852A000-memory.dmp

    Filesize

    6.5MB

  • memory/3456-23-0x0000000005DE0000-0x0000000005E46000-memory.dmp

    Filesize

    408KB

  • memory/3456-20-0x0000000074880000-0x0000000075030000-memory.dmp

    Filesize

    7.7MB

  • memory/3456-33-0x0000000005F70000-0x00000000062C4000-memory.dmp

    Filesize

    3.3MB

  • memory/3456-34-0x0000000006550000-0x000000000656E000-memory.dmp

    Filesize

    120KB

  • memory/3456-35-0x0000000006580000-0x00000000065CC000-memory.dmp

    Filesize

    304KB

  • memory/3456-36-0x0000000007730000-0x0000000007762000-memory.dmp

    Filesize

    200KB

  • memory/3456-37-0x0000000070500000-0x000000007054C000-memory.dmp

    Filesize

    304KB

  • memory/3456-47-0x0000000006AF0000-0x0000000006B0E000-memory.dmp

    Filesize

    120KB

  • memory/3456-48-0x0000000007770000-0x0000000007813000-memory.dmp

    Filesize

    652KB

  • memory/3456-22-0x0000000005680000-0x00000000056A2000-memory.dmp

    Filesize

    136KB

  • memory/3456-50-0x0000000007870000-0x000000000788A000-memory.dmp

    Filesize

    104KB

  • memory/3456-51-0x00000000078E0000-0x00000000078EA000-memory.dmp

    Filesize

    40KB

  • memory/3456-52-0x0000000007AF0000-0x0000000007B86000-memory.dmp

    Filesize

    600KB

  • memory/3456-53-0x0000000007A70000-0x0000000007A81000-memory.dmp

    Filesize

    68KB

  • memory/3456-54-0x0000000007AA0000-0x0000000007AAE000-memory.dmp

    Filesize

    56KB

  • memory/3456-55-0x0000000007AB0000-0x0000000007AC4000-memory.dmp

    Filesize

    80KB

  • memory/3456-56-0x0000000007BB0000-0x0000000007BCA000-memory.dmp

    Filesize

    104KB

  • memory/3456-57-0x0000000007B90000-0x0000000007B98000-memory.dmp

    Filesize

    32KB

  • memory/3456-18-0x00000000056C0000-0x0000000005CE8000-memory.dmp

    Filesize

    6.2MB

  • memory/3456-61-0x0000000074880000-0x0000000075030000-memory.dmp

    Filesize

    7.7MB

  • memory/3456-16-0x0000000004F90000-0x0000000004FC6000-memory.dmp

    Filesize

    216KB