Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-03-2024 01:40

General

  • Target

    2a5f8cbeb2b1d8a0d7f99359dce92174c97aa058add33e8f42cf2aef056c8636.exe

  • Size

    948KB

  • MD5

    1f5d33b971e55161344c939113e5e319

  • SHA1

    da15607e443200fa55d7d0a174db42fbd3e79039

  • SHA256

    2a5f8cbeb2b1d8a0d7f99359dce92174c97aa058add33e8f42cf2aef056c8636

  • SHA512

    438ecb39c80cc618b813bef917eddcb268b9ec15f6518f7dbb50187fae37601c0ddc8d847f34a462b4628dca2db458b253171e64a723b15701397dc86f9a1139

  • SSDEEP

    24576:djdIX5Ea8gGNkPRCrYJBSTagnZ3juezrkIUhjmjbdTh7:fIPRPKauu0rYh8bdd

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.sturmsgroup.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ipvN$BhoDv7c(DqD

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Detect ZGRat V1 34 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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.

  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2a5f8cbeb2b1d8a0d7f99359dce92174c97aa058add33e8f42cf2aef056c8636.exe
    "C:\Users\Admin\AppData\Local\Temp\2a5f8cbeb2b1d8a0d7f99359dce92174c97aa058add33e8f42cf2aef056c8636.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4820
    • C:\Users\Admin\AppData\Local\Temp\2a5f8cbeb2b1d8a0d7f99359dce92174c97aa058add33e8f42cf2aef056c8636.exe
      C:\Users\Admin\AppData\Local\Temp\2a5f8cbeb2b1d8a0d7f99359dce92174c97aa058add33e8f42cf2aef056c8636.exe
      2⤵
        PID:1172
      • C:\Users\Admin\AppData\Local\Temp\2a5f8cbeb2b1d8a0d7f99359dce92174c97aa058add33e8f42cf2aef056c8636.exe
        C:\Users\Admin\AppData\Local\Temp\2a5f8cbeb2b1d8a0d7f99359dce92174c97aa058add33e8f42cf2aef056c8636.exe
        2⤵
          PID:412
        • C:\Users\Admin\AppData\Local\Temp\2a5f8cbeb2b1d8a0d7f99359dce92174c97aa058add33e8f42cf2aef056c8636.exe
          C:\Users\Admin\AppData\Local\Temp\2a5f8cbeb2b1d8a0d7f99359dce92174c97aa058add33e8f42cf2aef056c8636.exe
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1696

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\2a5f8cbeb2b1d8a0d7f99359dce92174c97aa058add33e8f42cf2aef056c8636.exe.log

        Filesize

        1KB

        MD5

        af8c9fba281902e31952a5af3eaf3a86

        SHA1

        edf070b0b1cf7dc7b47a4f7dded9b0e79af5c310

        SHA256

        9645c41bff7a4cf3fff5b529c5808c4b083b002416c82d8a899fdef72189f802

        SHA512

        5a3ae9d7a7e94da720ac91f6f11d98e1d46773f576bb84ad03cea3731b9babbb61b7a7d1b96449b9bd1375a019ab0c4691ea2c6c5a452c10222460bd87a1b0dd

      • memory/1696-1128-0x0000000074610000-0x0000000074DC0000-memory.dmp

        Filesize

        7.7MB

      • memory/1696-1130-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/1696-1131-0x0000000005340000-0x00000000053A6000-memory.dmp

        Filesize

        408KB

      • memory/1696-1132-0x0000000005330000-0x0000000005340000-memory.dmp

        Filesize

        64KB

      • memory/1696-1138-0x0000000005330000-0x0000000005340000-memory.dmp

        Filesize

        64KB

      • memory/1696-1137-0x0000000074610000-0x0000000074DC0000-memory.dmp

        Filesize

        7.7MB

      • memory/1696-1136-0x0000000006C80000-0x0000000006C8A000-memory.dmp

        Filesize

        40KB

      • memory/1696-1135-0x0000000006CC0000-0x0000000006D52000-memory.dmp

        Filesize

        584KB

      • memory/1696-1134-0x0000000006A80000-0x0000000006B1C000-memory.dmp

        Filesize

        624KB

      • memory/1696-1133-0x0000000006990000-0x00000000069E0000-memory.dmp

        Filesize

        320KB

      • memory/4820-38-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-50-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-8-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-10-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-12-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-14-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-16-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-18-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-20-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-22-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-24-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-26-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-28-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-30-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-32-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-34-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-36-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-6-0x0000000005C80000-0x0000000005D8A000-memory.dmp

        Filesize

        1.0MB

      • memory/4820-40-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-42-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-44-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-46-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-48-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-7-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-52-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-54-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-56-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-58-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-60-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-64-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-62-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-66-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-68-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-70-0x0000000005A80000-0x0000000005B33000-memory.dmp

        Filesize

        716KB

      • memory/4820-1121-0x0000000005BD0000-0x0000000005BD1000-memory.dmp

        Filesize

        4KB

      • memory/4820-5-0x0000000006160000-0x0000000006778000-memory.dmp

        Filesize

        6.1MB

      • memory/4820-4-0x0000000005A80000-0x0000000005B3A000-memory.dmp

        Filesize

        744KB

      • memory/4820-3-0x0000000005900000-0x00000000059BA000-memory.dmp

        Filesize

        744KB

      • memory/4820-2-0x0000000005A70000-0x0000000005A80000-memory.dmp

        Filesize

        64KB

      • memory/4820-1-0x0000000074610000-0x0000000074DC0000-memory.dmp

        Filesize

        7.7MB

      • memory/4820-0-0x0000000000EF0000-0x0000000000FE4000-memory.dmp

        Filesize

        976KB

      • memory/4820-1122-0x0000000005C30000-0x0000000005C72000-memory.dmp

        Filesize

        264KB

      • memory/4820-1123-0x0000000005E90000-0x0000000005EDC000-memory.dmp

        Filesize

        304KB

      • memory/4820-1124-0x0000000006D90000-0x0000000007334000-memory.dmp

        Filesize

        5.6MB

      • memory/4820-1129-0x0000000074610000-0x0000000074DC0000-memory.dmp

        Filesize

        7.7MB