Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    24-05-2024 01:32

General

  • Target

    967e07ed35fc477b00fe777c8bd4f5e7ead02d2581987bb75f6386a485799078.exe

  • Size

    1022KB

  • MD5

    a09a09c68544d2bb8dfc72f93a3f5291

  • SHA1

    2731e2f42310b2b9114a43778f18455a4fe78bb9

  • SHA256

    967e07ed35fc477b00fe777c8bd4f5e7ead02d2581987bb75f6386a485799078

  • SHA512

    82f59bacfb64548b1d929f7cfe394e56a49892060e23c1dd26229d025157a73da56715fd4ca34c4384f2e094d4b997fcf039a53506d8120a56cd14b424936dc1

  • SSDEEP

    24576:BAHnh+eWsN3skA4RV1Hom2KXMmHad4d2s6fIo3oHi5:Yh+ZkldoPK8Yadzs6fd

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.elquijotebanquetes.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    -GN,s*KH{VEhPmo)+f

Signatures

  • AgentTesla

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

  • Detect packed .NET executables. Mostly AgentTeslaV4. 3 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 3 IoCs
  • Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 3 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 3 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 3 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 3 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 3 IoCs
  • Looks up external IP address via web service 1 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 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\967e07ed35fc477b00fe777c8bd4f5e7ead02d2581987bb75f6386a485799078.exe
    "C:\Users\Admin\AppData\Local\Temp\967e07ed35fc477b00fe777c8bd4f5e7ead02d2581987bb75f6386a485799078.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2724
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\967e07ed35fc477b00fe777c8bd4f5e7ead02d2581987bb75f6386a485799078.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2736

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2724-10-0x00000000001E0000-0x00000000001E4000-memory.dmp
    Filesize

    16KB

  • memory/2736-11-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2736-13-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2736-15-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2736-16-0x0000000073E6E000-0x0000000073E6F000-memory.dmp
    Filesize

    4KB

  • memory/2736-17-0x0000000073E60000-0x000000007454E000-memory.dmp
    Filesize

    6.9MB

  • memory/2736-18-0x0000000073E6E000-0x0000000073E6F000-memory.dmp
    Filesize

    4KB

  • memory/2736-19-0x0000000073E60000-0x000000007454E000-memory.dmp
    Filesize

    6.9MB