Analysis

  • max time kernel
    31s
  • max time network
    52s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-12-2023 16:45

General

  • Target

    2d9a0704386d3f8838cb40d5f22952c2708e98cb9e359e0c3e106b617c26de64.exe

  • Size

    633KB

  • MD5

    4d52ebbb40c58cabc7d4571855935d70

  • SHA1

    1d81f8c7c90f0381f5d096efe6fb2926e598af5b

  • SHA256

    2d9a0704386d3f8838cb40d5f22952c2708e98cb9e359e0c3e106b617c26de64

  • SHA512

    8ba82655cc438ead48b15cd2ad34a7f66b65ab4af59f435965a6f5a42da169088a21fb8da87aad32b3bd4b02e3be6b4c787080bedf93f1e9358e0f7ce760b4d5

  • SSDEEP

    12288:kJ45+po2Toa8W5FQlCJeazX9Cwjajn8OXdyPWJzPG3JHJACu1Y:kU+pJTo1W57J9tCwInv4J

Malware Config

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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2d9a0704386d3f8838cb40d5f22952c2708e98cb9e359e0c3e106b617c26de64.exe
    "C:\Users\Admin\AppData\Local\Temp\2d9a0704386d3f8838cb40d5f22952c2708e98cb9e359e0c3e106b617c26de64.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4248
    • C:\Users\Admin\AppData\Local\Temp\2d9a0704386d3f8838cb40d5f22952c2708e98cb9e359e0c3e106b617c26de64.exe
      "C:\Users\Admin\AppData\Local\Temp\2d9a0704386d3f8838cb40d5f22952c2708e98cb9e359e0c3e106b617c26de64.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2072

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\2d9a0704386d3f8838cb40d5f22952c2708e98cb9e359e0c3e106b617c26de64.exe.log

    Filesize

    2KB

    MD5

    93d52c1bc7c38d958583ebbd3dc09cd4

    SHA1

    4c5ee6f9c9ae190c9a0cccb91fa2257ddcb8b0d5

    SHA256

    2905f3a06dd8907ddbcbe64389cffcc8a5273d1822e25f8bea385bdd01653c76

    SHA512

    dfc55c3247d7734c5a531fb5a3de689e8bb823e82c14ad6cab16923d50d51e03e5e86165a7d65b3059a66b67968b611368b010a6d9f755916b01ef7b67c5228e

  • memory/2072-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2072-19-0x0000000074C00000-0x00000000753B0000-memory.dmp

    Filesize

    7.7MB

  • memory/2072-18-0x0000000006760000-0x00000000067B0000-memory.dmp

    Filesize

    320KB

  • memory/2072-14-0x0000000074C00000-0x00000000753B0000-memory.dmp

    Filesize

    7.7MB

  • memory/2072-17-0x00000000052B0000-0x0000000005316000-memory.dmp

    Filesize

    408KB

  • memory/2072-16-0x00000000050E0000-0x00000000050F0000-memory.dmp

    Filesize

    64KB

  • memory/4248-3-0x0000000005C60000-0x0000000006204000-memory.dmp

    Filesize

    5.6MB

  • memory/4248-8-0x0000000005C40000-0x0000000005C4A000-memory.dmp

    Filesize

    40KB

  • memory/4248-9-0x0000000008320000-0x000000000839C000-memory.dmp

    Filesize

    496KB

  • memory/4248-10-0x00000000080D0000-0x000000000816C000-memory.dmp

    Filesize

    624KB

  • memory/4248-7-0x0000000005C30000-0x0000000005C38000-memory.dmp

    Filesize

    32KB

  • memory/4248-5-0x00000000058D0000-0x00000000058DA000-memory.dmp

    Filesize

    40KB

  • memory/4248-6-0x0000000005C00000-0x0000000005C18000-memory.dmp

    Filesize

    96KB

  • memory/4248-1-0x0000000000B70000-0x0000000000C14000-memory.dmp

    Filesize

    656KB

  • memory/4248-15-0x0000000074C00000-0x00000000753B0000-memory.dmp

    Filesize

    7.7MB

  • memory/4248-4-0x00000000057C0000-0x0000000005852000-memory.dmp

    Filesize

    584KB

  • memory/4248-2-0x0000000005600000-0x0000000005610000-memory.dmp

    Filesize

    64KB

  • memory/4248-0-0x0000000074C00000-0x00000000753B0000-memory.dmp

    Filesize

    7.7MB