Analysis

  • max time kernel
    142s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-03-2024 06:55

General

  • Target

    DHL BL-5950339901211.pdf.exe

  • Size

    1.1MB

  • MD5

    9a7739c9194873437b5a97a53c83d315

  • SHA1

    c6a47796bdd4cdc61cb220e20523ed38bf088213

  • SHA256

    ee625298393efdd13cafa66081354c251e9d690146614c18d2e9225400d54cd7

  • SHA512

    b7218e3cd9a97ec85104fe84bce63bb778c729fcbada7b869ce651c69fb43c86a3e66c8388229dcb25eac3d5679828ca202717979209c6b65e9ed4561b96bd8a

  • SSDEEP

    24576:gqDEvCTbMWu7rQYlBQcBiT6rprG8adK9gTPfa+8d3Hmv5Ay/A3:gTvC/MTQYxsWR7adz7+tHQA

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6776344622:AAE2QGMduuZ12VrNAxC91B7E3v-RBpjCMNI/

Signatures

  • AgentTesla

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

  • 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL BL-5950339901211.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL BL-5950339901211.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1612
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL BL-5950339901211.pdf.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4780

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1612-10-0x0000000004480000-0x0000000004484000-memory.dmp
    Filesize

    16KB

  • memory/4780-11-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/4780-12-0x00000000743C0000-0x0000000074B70000-memory.dmp
    Filesize

    7.7MB

  • memory/4780-13-0x0000000005840000-0x0000000005DE4000-memory.dmp
    Filesize

    5.6MB

  • memory/4780-14-0x00000000051B0000-0x00000000051C0000-memory.dmp
    Filesize

    64KB

  • memory/4780-15-0x0000000005390000-0x00000000053F6000-memory.dmp
    Filesize

    408KB

  • memory/4780-16-0x0000000006600000-0x0000000006650000-memory.dmp
    Filesize

    320KB

  • memory/4780-17-0x00000000066F0000-0x0000000006782000-memory.dmp
    Filesize

    584KB

  • memory/4780-18-0x0000000006670000-0x000000000667A000-memory.dmp
    Filesize

    40KB

  • memory/4780-19-0x00000000743C0000-0x0000000074B70000-memory.dmp
    Filesize

    7.7MB

  • memory/4780-20-0x00000000051B0000-0x00000000051C0000-memory.dmp
    Filesize

    64KB