Analysis

  • max time kernel
    148s
  • max time network
    151s
  • 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 07:44

General

  • Target

    REQUEST FOR QUOTATION - URGENT.exe

  • Size

    959KB

  • MD5

    576bf1414c3a6cedb920100cffd76442

  • SHA1

    9cbed7b8a4d8a627efb136d56739c17736ae5fea

  • SHA256

    9af1bebf820242bdf04bc9a02ec681cac738353998ca9474716febfeb6bb200d

  • SHA512

    b4bec576df727d792e414733a37bcd593c0469fa9b45d475236873fc26b33e7c11095ae4df00af1fd6c2a6587c1c77e2c5f79151e6caba40d66ce8c96a6d1011

  • SSDEEP

    24576:3ijXbz23zxW9ozm3ai+BBvHLAGtMi5Qdsw:Kz29WYmtO5rFtMi8

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.starmech.net
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    nics123

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Agenttesla family
  • 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.

  • 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
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\REQUEST FOR QUOTATION - URGENT.exe
    "C:\Users\Admin\AppData\Local\Temp\REQUEST FOR QUOTATION - URGENT.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:216
    • C:\Users\Admin\AppData\Local\Temp\REQUEST FOR QUOTATION - URGENT.exe
      "C:\Users\Admin\AppData\Local\Temp\REQUEST FOR QUOTATION - URGENT.exe"
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3184

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\REQUEST FOR QUOTATION - URGENT.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/216-4-0x0000000074DA0000-0x0000000075550000-memory.dmp

    Filesize

    7.7MB

  • memory/216-3-0x0000000005560000-0x00000000055F2000-memory.dmp

    Filesize

    584KB

  • memory/216-10-0x0000000006F70000-0x0000000006FF6000-memory.dmp

    Filesize

    536KB

  • memory/216-9-0x0000000074DA0000-0x0000000075550000-memory.dmp

    Filesize

    7.7MB

  • memory/216-5-0x0000000005620000-0x000000000562A000-memory.dmp

    Filesize

    40KB

  • memory/216-6-0x0000000005840000-0x00000000058DC000-memory.dmp

    Filesize

    624KB

  • memory/216-7-0x0000000005690000-0x00000000056A2000-memory.dmp

    Filesize

    72KB

  • memory/216-8-0x0000000074DAE000-0x0000000074DAF000-memory.dmp

    Filesize

    4KB

  • memory/216-15-0x0000000074DA0000-0x0000000075550000-memory.dmp

    Filesize

    7.7MB

  • memory/216-2-0x0000000005A30000-0x0000000005FD4000-memory.dmp

    Filesize

    5.6MB

  • memory/216-0-0x0000000074DAE000-0x0000000074DAF000-memory.dmp

    Filesize

    4KB

  • memory/216-1-0x0000000000A60000-0x0000000000B56000-memory.dmp

    Filesize

    984KB

  • memory/3184-14-0x0000000074DA0000-0x0000000075550000-memory.dmp

    Filesize

    7.7MB

  • memory/3184-20-0x0000000074DA0000-0x0000000075550000-memory.dmp

    Filesize

    7.7MB

  • memory/3184-17-0x0000000005A40000-0x0000000005AA6000-memory.dmp

    Filesize

    408KB

  • memory/3184-16-0x0000000074DA0000-0x0000000075550000-memory.dmp

    Filesize

    7.7MB

  • memory/3184-19-0x00000000070A0000-0x00000000070F0000-memory.dmp

    Filesize

    320KB

  • memory/3184-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB