Analysis

  • max time kernel
    122s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    11-12-2023 11:55

General

  • Target

    723bccfa9d5be24b8a064f547cf1c039.exe

  • Size

    622KB

  • MD5

    723bccfa9d5be24b8a064f547cf1c039

  • SHA1

    87242ddbce39c582b1b38c5965b10ccc9c9551d4

  • SHA256

    5dbac89a6802a5144699a6e8a4ba1b2016857f03b0e01b6680af7f223f34f22c

  • SHA512

    6353ac01e91505983a58d1aeaeae578ff9c20511143520fdbc705ce52ce7b2c30935d5de6da8ef88ab2cb0852534a7ae0414e9aa965a1efe3238758ddd9ecd0f

  • SSDEEP

    12288:Z3IU8S6eUd4a1hZEcIAnQe/bV60036B6hG6d1XzE/J6LaYx43Qxu:RItSAdlhjxnQe/R600KCG67X+Shxu

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    cp5ua.hyperhost.ua
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    7213575aceACE@#

Extracted

Family

agenttesla

Credentials

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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\723bccfa9d5be24b8a064f547cf1c039.exe
    "C:\Users\Admin\AppData\Local\Temp\723bccfa9d5be24b8a064f547cf1c039.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3036
    • C:\Users\Admin\AppData\Local\Temp\723bccfa9d5be24b8a064f547cf1c039.exe
      "C:\Users\Admin\AppData\Local\Temp\723bccfa9d5be24b8a064f547cf1c039.exe"
      2⤵
        PID:2324
      • C:\Users\Admin\AppData\Local\Temp\723bccfa9d5be24b8a064f547cf1c039.exe
        "C:\Users\Admin\AppData\Local\Temp\723bccfa9d5be24b8a064f547cf1c039.exe"
        2⤵
        • Modifies system certificate store
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2640

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

      Filesize

      65KB

      MD5

      ac05d27423a85adc1622c714f2cb6184

      SHA1

      b0fe2b1abddb97837ea0195be70ab2ff14d43198

      SHA256

      c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

      SHA512

      6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

    • C:\Users\Admin\AppData\Local\Temp\TarE9BA.tmp

      Filesize

      171KB

      MD5

      9c0c641c06238516f27941aa1166d427

      SHA1

      64cd549fb8cf014fcd9312aa7a5b023847b6c977

      SHA256

      4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

      SHA512

      936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

    • memory/2640-20-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2640-62-0x00000000743A0000-0x0000000074A8E000-memory.dmp

      Filesize

      6.9MB

    • memory/2640-63-0x0000000004B70000-0x0000000004BB0000-memory.dmp

      Filesize

      256KB

    • memory/2640-24-0x0000000004B70000-0x0000000004BB0000-memory.dmp

      Filesize

      256KB

    • memory/2640-18-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2640-22-0x00000000743A0000-0x0000000074A8E000-memory.dmp

      Filesize

      6.9MB

    • memory/2640-8-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2640-9-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2640-10-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2640-12-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/2640-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2640-16-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/3036-6-0x0000000005990000-0x0000000005A0E000-memory.dmp

      Filesize

      504KB

    • memory/3036-21-0x0000000000CC0000-0x0000000000D00000-memory.dmp

      Filesize

      256KB

    • memory/3036-7-0x00000000743A0000-0x0000000074A8E000-memory.dmp

      Filesize

      6.9MB

    • memory/3036-0-0x00000000012A0000-0x0000000001342000-memory.dmp

      Filesize

      648KB

    • memory/3036-23-0x00000000743A0000-0x0000000074A8E000-memory.dmp

      Filesize

      6.9MB

    • memory/3036-5-0x0000000000430000-0x000000000043A000-memory.dmp

      Filesize

      40KB

    • memory/3036-4-0x00000000003D0000-0x00000000003D8000-memory.dmp

      Filesize

      32KB

    • memory/3036-3-0x0000000000480000-0x0000000000498000-memory.dmp

      Filesize

      96KB

    • memory/3036-2-0x0000000000CC0000-0x0000000000D00000-memory.dmp

      Filesize

      256KB

    • memory/3036-1-0x00000000743A0000-0x0000000074A8E000-memory.dmp

      Filesize

      6.9MB