Analysis

  • max time kernel
    153s
  • max time network
    161s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-12-2023 19:45

General

  • Target

    a50767b27a77bb9624954d91212c35810947cdd7c16fbfa2280c4c3ec1ccf8d6.exe

  • Size

    693KB

  • MD5

    8aa80724b2307985b84a16fe2c2a4a42

  • SHA1

    02f3a80ea5ad604cb428be9c9c2f14a7177d8b9e

  • SHA256

    a50767b27a77bb9624954d91212c35810947cdd7c16fbfa2280c4c3ec1ccf8d6

  • SHA512

    75962cc90ec7451d8cf701b5c05d82641cfe61741d8223be9fc6906c4f18ea78cfdf698984bac491ffa732e1f8a7f6b9493458fa72010d18e71f329afa6f5a10

  • SSDEEP

    12288:nMQmbCp92iNpLXoFfXs54C9dEQy25X+rf32Z7Nfz/sTxsqK5kod3jW:nH1vLXoF0579dEYl8GZVz/bvZdzW

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.ovefood.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    V!%TnIU9

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 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 19 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a50767b27a77bb9624954d91212c35810947cdd7c16fbfa2280c4c3ec1ccf8d6.exe
    "C:\Users\Admin\AppData\Local\Temp\a50767b27a77bb9624954d91212c35810947cdd7c16fbfa2280c4c3ec1ccf8d6.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2168
    • C:\Users\Admin\AppData\Local\Temp\a50767b27a77bb9624954d91212c35810947cdd7c16fbfa2280c4c3ec1ccf8d6.exe
      "C:\Users\Admin\AppData\Local\Temp\a50767b27a77bb9624954d91212c35810947cdd7c16fbfa2280c4c3ec1ccf8d6.exe"
      2⤵
        PID:4748
      • C:\Users\Admin\AppData\Local\Temp\a50767b27a77bb9624954d91212c35810947cdd7c16fbfa2280c4c3ec1ccf8d6.exe
        "C:\Users\Admin\AppData\Local\Temp\a50767b27a77bb9624954d91212c35810947cdd7c16fbfa2280c4c3ec1ccf8d6.exe"
        2⤵
          PID:1168
        • C:\Users\Admin\AppData\Local\Temp\a50767b27a77bb9624954d91212c35810947cdd7c16fbfa2280c4c3ec1ccf8d6.exe
          "C:\Users\Admin\AppData\Local\Temp\a50767b27a77bb9624954d91212c35810947cdd7c16fbfa2280c4c3ec1ccf8d6.exe"
          2⤵
            PID:1600
          • C:\Users\Admin\AppData\Local\Temp\a50767b27a77bb9624954d91212c35810947cdd7c16fbfa2280c4c3ec1ccf8d6.exe
            "C:\Users\Admin\AppData\Local\Temp\a50767b27a77bb9624954d91212c35810947cdd7c16fbfa2280c4c3ec1ccf8d6.exe"
            2⤵
              PID:808
            • C:\Users\Admin\AppData\Local\Temp\a50767b27a77bb9624954d91212c35810947cdd7c16fbfa2280c4c3ec1ccf8d6.exe
              "C:\Users\Admin\AppData\Local\Temp\a50767b27a77bb9624954d91212c35810947cdd7c16fbfa2280c4c3ec1ccf8d6.exe"
              2⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:3332

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\a50767b27a77bb9624954d91212c35810947cdd7c16fbfa2280c4c3ec1ccf8d6.exe.log

            Filesize

            1KB

            MD5

            8ec831f3e3a3f77e4a7b9cd32b48384c

            SHA1

            d83f09fd87c5bd86e045873c231c14836e76a05c

            SHA256

            7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

            SHA512

            26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

          • memory/2168-10-0x000000000A7B0000-0x000000000A84C000-memory.dmp

            Filesize

            624KB

          • memory/2168-5-0x00000000057F0000-0x00000000057FA000-memory.dmp

            Filesize

            40KB

          • memory/2168-11-0x0000000074FB0000-0x0000000075760000-memory.dmp

            Filesize

            7.7MB

          • memory/2168-19-0x0000000074FB0000-0x0000000075760000-memory.dmp

            Filesize

            7.7MB

          • memory/2168-12-0x0000000005A80000-0x0000000005A90000-memory.dmp

            Filesize

            64KB

          • memory/2168-6-0x0000000005B90000-0x0000000005BAA000-memory.dmp

            Filesize

            104KB

          • memory/2168-7-0x0000000005DD0000-0x0000000005DD8000-memory.dmp

            Filesize

            32KB

          • memory/2168-8-0x00000000051F0000-0x00000000051FA000-memory.dmp

            Filesize

            40KB

          • memory/2168-9-0x0000000006C30000-0x0000000006CAA000-memory.dmp

            Filesize

            488KB

          • memory/2168-0-0x0000000000D50000-0x0000000000E04000-memory.dmp

            Filesize

            720KB

          • memory/2168-3-0x0000000005830000-0x00000000058C2000-memory.dmp

            Filesize

            584KB

          • memory/2168-2-0x0000000005DE0000-0x0000000006384000-memory.dmp

            Filesize

            5.6MB

          • memory/2168-4-0x0000000005A80000-0x0000000005A90000-memory.dmp

            Filesize

            64KB

          • memory/2168-1-0x0000000074FB0000-0x0000000075760000-memory.dmp

            Filesize

            7.7MB

          • memory/3332-16-0x0000000074FB0000-0x0000000075760000-memory.dmp

            Filesize

            7.7MB

          • memory/3332-13-0x0000000000400000-0x0000000000442000-memory.dmp

            Filesize

            264KB

          • memory/3332-18-0x00000000050A0000-0x0000000005106000-memory.dmp

            Filesize

            408KB

          • memory/3332-17-0x0000000004EE0000-0x0000000004EF0000-memory.dmp

            Filesize

            64KB

          • memory/3332-20-0x0000000006760000-0x00000000067B0000-memory.dmp

            Filesize

            320KB

          • memory/3332-21-0x0000000074FB0000-0x0000000075760000-memory.dmp

            Filesize

            7.7MB

          • memory/3332-22-0x0000000004EE0000-0x0000000004EF0000-memory.dmp

            Filesize

            64KB