Analysis

  • max time kernel
    121s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    17-06-2024 16:44

General

  • Target

    RFQ PO87363839.exe

  • Size

    636KB

  • MD5

    c65224275a8be8b8da70214438fa5b32

  • SHA1

    a09d680e0911635ddb9372cf785141a567089855

  • SHA256

    aca5900b486ee6d687609c026cff2d3c405992566f9a9f9bd355ca1c81ee7b65

  • SHA512

    b54517c1d8daaa4715cf93274ae9d473df1024767737b005c14503b1a31c5569787a7cc178558e8549baabfb2e762a9495ae1fb71bd4351732277ac80db9d0ed

  • SSDEEP

    12288:Is/iFIsPAb/z/OHXK0eNUQyEszajH7LrCEp3AaKy0OCnzOSRfJD5dXsAM3hDT/:lkIKybm3KbNb7LrCEp3AadCnzOAD5xsZ

Malware Config

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.

  • 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
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RFQ PO87363839.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ PO87363839.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2864
    • C:\Users\Admin\AppData\Local\Temp\RFQ PO87363839.exe
      "C:\Users\Admin\AppData\Local\Temp\RFQ PO87363839.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2260

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2260-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2260-17-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2260-15-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2260-19-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2260-22-0x0000000074690000-0x0000000074D7E000-memory.dmp

    Filesize

    6.9MB

  • memory/2260-20-0x0000000074690000-0x0000000074D7E000-memory.dmp

    Filesize

    6.9MB

  • memory/2260-9-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2260-7-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2260-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2260-37-0x0000000074690000-0x0000000074D7E000-memory.dmp

    Filesize

    6.9MB

  • memory/2260-12-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2864-2-0x0000000074690000-0x0000000074D7E000-memory.dmp

    Filesize

    6.9MB

  • memory/2864-0-0x000000007469E000-0x000000007469F000-memory.dmp

    Filesize

    4KB

  • memory/2864-1-0x0000000000A00000-0x0000000000AA4000-memory.dmp

    Filesize

    656KB

  • memory/2864-6-0x0000000004D40000-0x0000000004DC2000-memory.dmp

    Filesize

    520KB

  • memory/2864-21-0x0000000074690000-0x0000000074D7E000-memory.dmp

    Filesize

    6.9MB

  • memory/2864-5-0x0000000000640000-0x000000000064C000-memory.dmp

    Filesize

    48KB

  • memory/2864-4-0x0000000000530000-0x0000000000538000-memory.dmp

    Filesize

    32KB

  • memory/2864-3-0x00000000004E0000-0x00000000004F2000-memory.dmp

    Filesize

    72KB