Analysis

  • max time kernel
    141s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231201-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231201-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-12-2023 02:03

General

  • Target

    84e89e218dd82b2242aef5d3edc0032a82b3c63dd05d15de17634bf1a631bd07.exe

  • Size

    340KB

  • MD5

    c9dceefdbb1e81aabccc374cd4d4569f

  • SHA1

    d14d0e12040b4f164929426fa1b9c4b57bcd41e4

  • SHA256

    84e89e218dd82b2242aef5d3edc0032a82b3c63dd05d15de17634bf1a631bd07

  • SHA512

    adf87ae5821dc2c39460da738088fc9d6120b4abc38d2450a98b50d09e281bbf94bb35dba3d640a773baa865180a223101eee96493a48f92d415948af25e4090

  • SSDEEP

    6144:6EQZOh0wgD+O49Nngop6vHkmojybuuFlDUTNolzLukY++gqj6y48q887:6pZODO4LIsYbF0NKzLuF+Y6yjqF

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.atelierzolotas.gr
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    alibaba.com

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.atelierzolotas.gr
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    alibaba.com

Signatures

  • AgentTesla

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

  • 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.

  • 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 use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\84e89e218dd82b2242aef5d3edc0032a82b3c63dd05d15de17634bf1a631bd07.exe
    "C:\Users\Admin\AppData\Local\Temp\84e89e218dd82b2242aef5d3edc0032a82b3c63dd05d15de17634bf1a631bd07.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2840
    • C:\Users\Admin\AppData\Local\Temp\84e89e218dd82b2242aef5d3edc0032a82b3c63dd05d15de17634bf1a631bd07.exe
      "C:\Users\Admin\AppData\Local\Temp\84e89e218dd82b2242aef5d3edc0032a82b3c63dd05d15de17634bf1a631bd07.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1032
  • C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
    1⤵
      PID:3976
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k UnistackSvcGroup
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1644

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1032-8-0x0000000005090000-0x00000000050A0000-memory.dmp

      Filesize

      64KB

    • memory/1032-7-0x0000000074FA0000-0x0000000075750000-memory.dmp

      Filesize

      7.7MB

    • memory/1032-13-0x00000000068D0000-0x00000000068DA000-memory.dmp

      Filesize

      40KB

    • memory/1032-12-0x0000000006820000-0x00000000068BC000-memory.dmp

      Filesize

      624KB

    • memory/1032-11-0x0000000006730000-0x0000000006780000-memory.dmp

      Filesize

      320KB

    • memory/1032-5-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/1032-9-0x00000000050A0000-0x0000000005106000-memory.dmp

      Filesize

      408KB

    • memory/1032-14-0x0000000074FA0000-0x0000000075750000-memory.dmp

      Filesize

      7.7MB

    • memory/1644-50-0x000001EED1880000-0x000001EED1881000-memory.dmp

      Filesize

      4KB

    • memory/1644-49-0x000001EED1880000-0x000001EED1881000-memory.dmp

      Filesize

      4KB

    • memory/1644-47-0x000001EED1850000-0x000001EED1851000-memory.dmp

      Filesize

      4KB

    • memory/1644-31-0x000001EEC9540000-0x000001EEC9550000-memory.dmp

      Filesize

      64KB

    • memory/1644-15-0x000001EEC9440000-0x000001EEC9450000-memory.dmp

      Filesize

      64KB

    • memory/1644-51-0x000001EED1990000-0x000001EED1991000-memory.dmp

      Filesize

      4KB

    • memory/2840-6-0x0000000001250000-0x0000000001251000-memory.dmp

      Filesize

      4KB

    • memory/2840-3-0x0000000005250000-0x00000000052E2000-memory.dmp

      Filesize

      584KB

    • memory/2840-4-0x00000000054D0000-0x00000000054E0000-memory.dmp

      Filesize

      64KB

    • memory/2840-2-0x0000000005720000-0x0000000005CC4000-memory.dmp

      Filesize

      5.6MB

    • memory/2840-10-0x0000000074FA0000-0x0000000075750000-memory.dmp

      Filesize

      7.7MB

    • memory/2840-1-0x00000000007F0000-0x000000000084A000-memory.dmp

      Filesize

      360KB

    • memory/2840-0-0x0000000074FA0000-0x0000000075750000-memory.dmp

      Filesize

      7.7MB