Analysis

  • max time kernel
    95s
  • max time network
    51s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-12-2023 07:51

General

  • Target

    Tracking - FedEx.exe

  • Size

    629KB

  • MD5

    ba04c32bf6434c0f225eecebd3475cf1

  • SHA1

    185bb280cb0296e23e7f02d9d0c7247f375bd14c

  • SHA256

    8ba8416d095006be656b4b4e0eaa987cd84a5236641020ebaf22b0cdf08b24ef

  • SHA512

    b433033d79cfa9c09e973977082a985326788cb026e5a1c6012f854ee17df9240e3cfc0820ce6b1970c65779948ec4178b5b14654f763d60c429495fd48c7ce7

  • SSDEEP

    12288:KA3IU8S6eUdl0/+HjAfbSK4i892YTomuZn5lOyE85YDxIIqmoXM9vY3:K+ItSAdl0Asf7412uoBZ5lOZ8ODxDZ

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6758539156:AAFuj1E_hapWTLdEQ6zsa2582gFDEYNH-c8/

Signatures

  • AgentTesla

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

  • Detect ZGRat V1 1 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • 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 2 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
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Tracking - FedEx.exe
    "C:\Users\Admin\AppData\Local\Temp\Tracking - FedEx.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1508
    • C:\Users\Admin\AppData\Local\Temp\Tracking - FedEx.exe
      "C:\Users\Admin\AppData\Local\Temp\Tracking - FedEx.exe"
      2⤵
        PID:232
      • C:\Users\Admin\AppData\Local\Temp\Tracking - FedEx.exe
        "C:\Users\Admin\AppData\Local\Temp\Tracking - FedEx.exe"
        2⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:4748

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Tracking - FedEx.exe.log

      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • memory/1508-10-0x000000000DD30000-0x000000000DDCC000-memory.dmp

      Filesize

      624KB

    • memory/1508-14-0x00000000751B0000-0x0000000075960000-memory.dmp

      Filesize

      7.7MB

    • memory/1508-9-0x0000000003360000-0x00000000033DE000-memory.dmp

      Filesize

      504KB

    • memory/1508-4-0x0000000005C00000-0x0000000005C10000-memory.dmp

      Filesize

      64KB

    • memory/1508-5-0x0000000005940000-0x000000000594A000-memory.dmp

      Filesize

      40KB

    • memory/1508-6-0x0000000005BD0000-0x0000000005BE8000-memory.dmp

      Filesize

      96KB

    • memory/1508-7-0x0000000005BB0000-0x0000000005BB8000-memory.dmp

      Filesize

      32KB

    • memory/1508-8-0x0000000005D80000-0x0000000005D8A000-memory.dmp

      Filesize

      40KB

    • memory/1508-3-0x00000000059A0000-0x0000000005A32000-memory.dmp

      Filesize

      584KB

    • memory/1508-0-0x0000000000EE0000-0x0000000000F84000-memory.dmp

      Filesize

      656KB

    • memory/1508-1-0x00000000751B0000-0x0000000075960000-memory.dmp

      Filesize

      7.7MB

    • memory/1508-2-0x0000000005F50000-0x00000000064F4000-memory.dmp

      Filesize

      5.6MB

    • memory/4748-15-0x00000000751B0000-0x0000000075960000-memory.dmp

      Filesize

      7.7MB

    • memory/4748-11-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/4748-17-0x0000000005750000-0x00000000057B6000-memory.dmp

      Filesize

      408KB

    • memory/4748-16-0x00000000058B0000-0x00000000058C0000-memory.dmp

      Filesize

      64KB

    • memory/4748-19-0x0000000007030000-0x0000000007080000-memory.dmp

      Filesize

      320KB

    • memory/4748-20-0x00000000751B0000-0x0000000075960000-memory.dmp

      Filesize

      7.7MB

    • memory/4748-21-0x00000000058B0000-0x00000000058C0000-memory.dmp

      Filesize

      64KB