Analysis

  • max time kernel
    145s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/02/2024, 05:55

General

  • Target

    ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe

  • Size

    331KB

  • MD5

    4d5be358bbac13c569a560cebe97bf68

  • SHA1

    859de0440fe714a8e0362b9977183c61273ed650

  • SHA256

    ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b

  • SHA512

    ae6691571ae77e7d1c5c5f36a06bc20bf070a5ed00775d858832f1040f2f24fd6f3eef2d0d1f3565da986e79619a571589f36926ec1d323378ca879497354283

  • SSDEEP

    6144:W2rC8UJ4M78AS3ZslYwHvil7FQf3gNUa5LDnLgKjx1S44q:7UJ8p3Z6YwKsf3onn8KF1W

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.mamohoteluluwatu.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    2017*/mamo

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
  • 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
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe
    "C:\Users\Admin\AppData\Local\Temp\ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1156
    • C:\Users\Admin\AppData\Local\Temp\ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe
      "C:\Users\Admin\AppData\Local\Temp\ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4972

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ee18f2387aa35dd3771ed2b396031830acb88f893e7414802bfd9c446df0320b.exe.log

    Filesize

    42B

    MD5

    84cfdb4b995b1dbf543b26b86c863adc

    SHA1

    d2f47764908bf30036cf8248b9ff5541e2711fa2

    SHA256

    d8988d672d6915b46946b28c06ad8066c50041f6152a91d37ffa5cf129cc146b

    SHA512

    485f0ed45e13f00a93762cbf15b4b8f996553baa021152fae5aba051e3736bcd3ca8f4328f0e6d9e3e1f910c96c4a9ae055331123ee08e3c2ce3a99ac2e177ce

  • memory/1156-7-0x0000000074440000-0x0000000074BF0000-memory.dmp

    Filesize

    7.7MB

  • memory/1156-1-0x0000000074440000-0x0000000074BF0000-memory.dmp

    Filesize

    7.7MB

  • memory/1156-2-0x0000000004A60000-0x0000000004A70000-memory.dmp

    Filesize

    64KB

  • memory/1156-0-0x00000000000A0000-0x00000000000FA000-memory.dmp

    Filesize

    360KB

  • memory/1156-4-0x0000000004A50000-0x0000000004A51000-memory.dmp

    Filesize

    4KB

  • memory/4972-8-0x0000000074440000-0x0000000074BF0000-memory.dmp

    Filesize

    7.7MB

  • memory/4972-9-0x0000000005C20000-0x00000000061C4000-memory.dmp

    Filesize

    5.6MB

  • memory/4972-3-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/4972-10-0x0000000005610000-0x0000000005620000-memory.dmp

    Filesize

    64KB

  • memory/4972-11-0x0000000005590000-0x00000000055F6000-memory.dmp

    Filesize

    408KB

  • memory/4972-12-0x00000000064E0000-0x0000000006530000-memory.dmp

    Filesize

    320KB

  • memory/4972-13-0x00000000065D0000-0x000000000666C000-memory.dmp

    Filesize

    624KB

  • memory/4972-14-0x0000000006B90000-0x0000000006C22000-memory.dmp

    Filesize

    584KB

  • memory/4972-15-0x0000000006B50000-0x0000000006B5A000-memory.dmp

    Filesize

    40KB

  • memory/4972-16-0x0000000074440000-0x0000000074BF0000-memory.dmp

    Filesize

    7.7MB

  • memory/4972-17-0x0000000005610000-0x0000000005620000-memory.dmp

    Filesize

    64KB