Analysis

  • max time kernel
    120s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    13-05-2024 23:10

General

  • Target

    Proforma Invoices 388382.exe

  • Size

    248KB

  • MD5

    e2e2483cbb49aceb57866f248537a32e

  • SHA1

    7865c3376d7381b90efc2525edaeba2fdcf5dd79

  • SHA256

    08503937d0b31fcc3e8410bb75291a864bf698adb08b34d0172c67979378d1dc

  • SHA512

    842214f9ef70d61c15288665382ca90e7855fb56f451af4fb273c7ad8df3ca1d0a5370c0cd3f4b610e3c4ebe82627eb98839c58152b2bd511e0ce9907637557e

  • SSDEEP

    3072:Mzca1dPK29ddNnCDDRvLGyrOAOkGt6+duWA/t/SHUebbxCbGgKk12qk/SPYm21KB:MzcaCKstvLGxOLbMUsK68H

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Detect ZGRat V1 34 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Proforma Invoices 388382.exe
    "C:\Users\Admin\AppData\Local\Temp\Proforma Invoices 388382.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1848
    • C:\Users\Admin\AppData\Local\Temp\Proforma Invoices 388382.exe
      "C:\Users\Admin\AppData\Local\Temp\Proforma Invoices 388382.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2612

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1848-45-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-4889-0x00000000050D0000-0x0000000005124000-memory.dmp

    Filesize

    336KB

  • memory/1848-2-0x0000000074AD0000-0x00000000751BE000-memory.dmp

    Filesize

    6.9MB

  • memory/1848-3-0x00000000088C0000-0x0000000008AF0000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-7-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-4-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-5-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-9-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-11-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-13-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-15-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-17-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-19-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-21-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-39-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-25-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-27-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-29-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-31-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-33-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-35-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-37-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-23-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-1-0x0000000000AF0000-0x0000000000B30000-memory.dmp

    Filesize

    256KB

  • memory/1848-59-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-47-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-49-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-51-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-43-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-53-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-55-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-57-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-0-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

    Filesize

    4KB

  • memory/1848-61-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-63-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-67-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-65-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-4884-0x0000000074AD0000-0x00000000751BE000-memory.dmp

    Filesize

    6.9MB

  • memory/1848-4886-0x0000000004C70000-0x0000000004CBC000-memory.dmp

    Filesize

    304KB

  • memory/1848-4885-0x0000000005330000-0x000000000539C000-memory.dmp

    Filesize

    432KB

  • memory/1848-4887-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

    Filesize

    4KB

  • memory/1848-4888-0x0000000074AD0000-0x00000000751BE000-memory.dmp

    Filesize

    6.9MB

  • memory/1848-41-0x00000000088C0000-0x0000000008AE9000-memory.dmp

    Filesize

    2.2MB

  • memory/1848-4904-0x0000000074AD0000-0x00000000751BE000-memory.dmp

    Filesize

    6.9MB

  • memory/2612-4905-0x0000000074AD0000-0x00000000751BE000-memory.dmp

    Filesize

    6.9MB

  • memory/2612-4906-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2612-4907-0x0000000074AD0000-0x00000000751BE000-memory.dmp

    Filesize

    6.9MB

  • memory/2612-4908-0x0000000074AD0000-0x00000000751BE000-memory.dmp

    Filesize

    6.9MB