Analysis

  • max time kernel
    117s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    01/09/2023, 01:59

General

  • Target

    purchase order.exe

  • Size

    687KB

  • MD5

    bd8956a202a197e22148fae79c98e967

  • SHA1

    22b02b9a316418eebbaca4bf5461660933fee5d3

  • SHA256

    48344ddf6064b91600662af7a6b0c9d66b4ed354bd50839c360c21d62d49e63b

  • SHA512

    0b70292c4fa26061f7ce06311aea02693dbc3b530c96862224848f45f5dfe70400b5eb72c62445851b9e994af20a3577ed92ac19cf1db4ca27bafb09f6e2c35d

  • SSDEEP

    12288:ZZboCUhRcOJ5clu6ZRNL09JXgT8zQM95bgGvpZ2cVTt2M5osEITPcOr:PZ5yoZ/L6iT8kDu/22Z2ILTPc

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 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 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\purchase order.exe
    "C:\Users\Admin\AppData\Local\Temp\purchase order.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1808
    • C:\Users\Admin\AppData\Local\Temp\purchase order.exe
      "C:\Users\Admin\AppData\Local\Temp\purchase order.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2756

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1808-0-0x0000000000860000-0x0000000000910000-memory.dmp

    Filesize

    704KB

  • memory/1808-1-0x00000000749F0000-0x00000000750DE000-memory.dmp

    Filesize

    6.9MB

  • memory/1808-2-0x0000000004D60000-0x0000000004DA0000-memory.dmp

    Filesize

    256KB

  • memory/1808-3-0x0000000000380000-0x0000000000396000-memory.dmp

    Filesize

    88KB

  • memory/1808-4-0x00000000749F0000-0x00000000750DE000-memory.dmp

    Filesize

    6.9MB

  • memory/1808-5-0x0000000004D60000-0x0000000004DA0000-memory.dmp

    Filesize

    256KB

  • memory/1808-6-0x00000000003B0000-0x00000000003BC000-memory.dmp

    Filesize

    48KB

  • memory/1808-7-0x00000000003C0000-0x00000000003CE000-memory.dmp

    Filesize

    56KB

  • memory/1808-8-0x0000000005550000-0x00000000055CC000-memory.dmp

    Filesize

    496KB

  • memory/1808-23-0x00000000749F0000-0x00000000750DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2756-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2756-13-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2756-14-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2756-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2756-17-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2756-19-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2756-21-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2756-22-0x00000000749F0000-0x00000000750DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2756-9-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2756-24-0x0000000004960000-0x00000000049A0000-memory.dmp

    Filesize

    256KB

  • memory/2756-25-0x00000000749F0000-0x00000000750DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2756-26-0x0000000004960000-0x00000000049A0000-memory.dmp

    Filesize

    256KB