Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    24-04-2024 01:47

General

  • Target

    RFQ-HL51L05.exe

  • Size

    1.0MB

  • MD5

    a334fae3d60291a38013df652a844da1

  • SHA1

    fb1c779322234628b82809957d7c03a47c8d4987

  • SHA256

    8866e93c35f3c43b58ca6fb8a68d92a884b5d2c9519b2b4572d4b7d90e0fea0f

  • SHA512

    1ef12c871c68214c4589e56c43ac3d0a849474984a9f57eade9c7981a0069f0b4d36af57ad0d9b1db77b0d19887d25e114907ecba24141f5ed969cfb13040895

  • SSDEEP

    24576:BAHnh+eWsN3skA4RV1Hom2KXMmHa1Q2pU6vOzRJUg5:Yh+ZkldoPK8Ya1veRF

Malware Config

Extracted

Family

agenttesla

Credentials

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 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
  • 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\RFQ-HL51L05.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ-HL51L05.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2360
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\RFQ-HL51L05.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2192

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2192-11-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2192-13-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2192-15-0x0000000000400000-0x0000000000440000-memory.dmp
    Filesize

    256KB

  • memory/2192-16-0x00000000742A0000-0x000000007498E000-memory.dmp
    Filesize

    6.9MB

  • memory/2192-17-0x0000000004A90000-0x0000000004AD0000-memory.dmp
    Filesize

    256KB

  • memory/2192-18-0x00000000742A0000-0x000000007498E000-memory.dmp
    Filesize

    6.9MB

  • memory/2360-10-0x00000000001E0000-0x00000000001E4000-memory.dmp
    Filesize

    16KB