Analysis

  • max time kernel
    143s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-12-2023 02:31

General

  • Target

    eae0fc3297708ca9a66fad777210caa9c58656ceffce6ff029d9c6208861832c.exe

  • Size

    435KB

  • MD5

    b881374bc4264f837660e1d82d81d19b

  • SHA1

    5068bf4bbb30a983cabe7ffe937ce099f11c1588

  • SHA256

    eae0fc3297708ca9a66fad777210caa9c58656ceffce6ff029d9c6208861832c

  • SHA512

    30b0e3f5f551d898c2ff2098f67a6190bc1958e9565c59e31e0f5af6528bff5b1492e583f8be9967494de9a5a547680081cfc062f978f6e2db3bb7b6c254e2b0

  • SSDEEP

    12288:xu0KGq6Kc8S8tpWchUpSnB7itr4H444t:xuEjE7D9nB7i94H444t

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 4 IoCs
  • Program crash 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eae0fc3297708ca9a66fad777210caa9c58656ceffce6ff029d9c6208861832c.exe
    "C:\Users\Admin\AppData\Local\Temp\eae0fc3297708ca9a66fad777210caa9c58656ceffce6ff029d9c6208861832c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4972
    • C:\Users\Admin\AppData\Local\Temp\eae0fc3297708ca9a66fad777210caa9c58656ceffce6ff029d9c6208861832c.exe
      "C:\Users\Admin\AppData\Local\Temp\eae0fc3297708ca9a66fad777210caa9c58656ceffce6ff029d9c6208861832c.exe"
      2⤵
        PID:4292
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4292 -s 80
          3⤵
          • Program crash
          PID:1520
      • C:\Users\Admin\AppData\Local\Temp\eae0fc3297708ca9a66fad777210caa9c58656ceffce6ff029d9c6208861832c.exe
        "C:\Users\Admin\AppData\Local\Temp\eae0fc3297708ca9a66fad777210caa9c58656ceffce6ff029d9c6208861832c.exe"
        2⤵
          PID:1832
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1832 -s 12
            3⤵
            • Program crash
            PID:1036
        • C:\Users\Admin\AppData\Local\Temp\eae0fc3297708ca9a66fad777210caa9c58656ceffce6ff029d9c6208861832c.exe
          "C:\Users\Admin\AppData\Local\Temp\eae0fc3297708ca9a66fad777210caa9c58656ceffce6ff029d9c6208861832c.exe"
          2⤵
            PID:1852
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 1852 -s 80
              3⤵
              • Program crash
              PID:3776
          • C:\Users\Admin\AppData\Local\Temp\eae0fc3297708ca9a66fad777210caa9c58656ceffce6ff029d9c6208861832c.exe
            "C:\Users\Admin\AppData\Local\Temp\eae0fc3297708ca9a66fad777210caa9c58656ceffce6ff029d9c6208861832c.exe"
            2⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:1700
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4292 -ip 4292
          1⤵
            PID:2444
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 1832 -ip 1832
            1⤵
              PID:4868
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1852 -ip 1852
              1⤵
                PID:3216

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • memory/1700-14-0x0000000006F90000-0x0000000006FE0000-memory.dmp

                Filesize

                320KB

              • memory/1700-9-0x0000000074DA0000-0x0000000075550000-memory.dmp

                Filesize

                7.7MB

              • memory/1700-10-0x00000000059B0000-0x00000000059C0000-memory.dmp

                Filesize

                64KB

              • memory/1700-18-0x00000000059B0000-0x00000000059C0000-memory.dmp

                Filesize

                64KB

              • memory/1700-17-0x0000000074DA0000-0x0000000075550000-memory.dmp

                Filesize

                7.7MB

              • memory/1700-8-0x0000000000400000-0x0000000000442000-memory.dmp

                Filesize

                264KB

              • memory/1700-12-0x0000000005AC0000-0x0000000005B26000-memory.dmp

                Filesize

                408KB

              • memory/1700-16-0x0000000007130000-0x000000000713A000-memory.dmp

                Filesize

                40KB

              • memory/1700-15-0x0000000007080000-0x000000000711C000-memory.dmp

                Filesize

                624KB

              • memory/1832-11-0x0000000000390000-0x0000000000390000-memory.dmp

              • memory/4972-5-0x00000000052E0000-0x00000000052E1000-memory.dmp

                Filesize

                4KB

              • memory/4972-13-0x0000000074DA0000-0x0000000075550000-memory.dmp

                Filesize

                7.7MB

              • memory/4972-0-0x0000000000900000-0x0000000000974000-memory.dmp

                Filesize

                464KB

              • memory/4972-4-0x0000000005300000-0x0000000005310000-memory.dmp

                Filesize

                64KB

              • memory/4972-2-0x0000000005810000-0x0000000005DB4000-memory.dmp

                Filesize

                5.6MB

              • memory/4972-1-0x0000000074DA0000-0x0000000075550000-memory.dmp

                Filesize

                7.7MB

              • memory/4972-3-0x0000000005350000-0x00000000053E2000-memory.dmp

                Filesize

                584KB