Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-01-2025 01:15

General

  • Target

    cotizaci¨®n..exe

  • Size

    986KB

  • MD5

    f7af46b232962456384de6b5a1868f35

  • SHA1

    8501bf6a4b6c1ee9b17b9b2f4d0f0fae556fdd3e

  • SHA256

    e205d1b67d10af4bd5fe635494f160be0a0446430ee042abe78d1cd4e153dcdf

  • SHA512

    152fb098f3287cb8e0ad583d10d36f324086bb7a02865bb8395e8feeb8a970a225623015683d4faedb0bb1d55ad325849b503b4f18da015781a1df3b28be10b5

  • SSDEEP

    12288:dOv5jKhsfoPA+yeVKUCUxP4C902bdRtJJPilQWbAts3FT6dsbJtA3RsE1gBkqhhW:dq5TfcdHj4fmboh5FbuBwt4clGC1Fr4

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.stingatoareincendii.ro
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    3.*RYhlG)lkA

Signatures

  • AgentTesla

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

  • Agenttesla family
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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 behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cotizaci¨®n..exe
    "C:\Users\Admin\AppData\Local\Temp\cotizaci¨®n..exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2548
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\cotizaci¨®n..exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2192

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2192-4-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2192-6-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2192-8-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2192-11-0x00000000742BE000-0x00000000742BF000-memory.dmp

    Filesize

    4KB

  • memory/2192-12-0x00000000742B0000-0x000000007499E000-memory.dmp

    Filesize

    6.9MB

  • memory/2192-13-0x00000000742BE000-0x00000000742BF000-memory.dmp

    Filesize

    4KB

  • memory/2192-14-0x00000000742B0000-0x000000007499E000-memory.dmp

    Filesize

    6.9MB

  • memory/2548-0-0x0000000000F10000-0x000000000112E000-memory.dmp

    Filesize

    2.1MB

  • memory/2548-3-0x00000000029D0000-0x0000000002AD0000-memory.dmp

    Filesize

    1024KB

  • memory/2548-10-0x0000000000F10000-0x000000000112E000-memory.dmp

    Filesize

    2.1MB