Analysis

  • max time kernel
    121s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    02/05/2024, 01:08

General

  • Target

    1eecb41cab35c2ad1402959834f8c39ca39c70a7b749906344d4423b3c78bfd7.exe

  • Size

    236KB

  • MD5

    313288ef87f8dfd992039233d952ede2

  • SHA1

    6e83e5923f2b8d94f2ca832394a27a6c731fa1ac

  • SHA256

    1eecb41cab35c2ad1402959834f8c39ca39c70a7b749906344d4423b3c78bfd7

  • SHA512

    3ee8c186b02c55c49940e4609c93052ca96fde1a40cb59495bb2e01a1abcba8f227050447595a63db88c494458c5457a4e13d6fae238ac80263198721a62559b

  • SSDEEP

    6144:HYVE08tYLBZGEQrdm4Vz0Rpppppppppppppppppppppppppppppq:+LQrdm4Vz0Rpppppppppppppppppppp4

Malware Config

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#.

  • Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
  • Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 1 IoCs
  • Detects executables packed with SmartAssembly 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
  • 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
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1eecb41cab35c2ad1402959834f8c39ca39c70a7b749906344d4423b3c78bfd7.exe
    "C:\Users\Admin\AppData\Local\Temp\1eecb41cab35c2ad1402959834f8c39ca39c70a7b749906344d4423b3c78bfd7.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2148
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:900

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          344B

          MD5

          9e4ce6ecc287977d669459cbb2a9a0d2

          SHA1

          39c5ae78d3196c516d4c5ab0da7d2c569c5853eb

          SHA256

          cac31bad2a1cc05cb4c6caff1e9490768ec5404cad85023e2697dc98a06b0bed

          SHA512

          71c8c891ad5cb575b01d1e8a0ccd13ad0215117b7ad80e0debd8d50c86e8d4acaa9b5aef8a662077d2952bf0e20230a5e7a003ba08c803481ba03300739963ec

        • C:\Users\Admin\AppData\Local\Temp\Cab12F6.tmp

          Filesize

          68KB

          MD5

          29f65ba8e88c063813cc50a4ea544e93

          SHA1

          05a7040d5c127e68c25d81cc51271ffb8bef3568

          SHA256

          1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

          SHA512

          e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

        • C:\Users\Admin\AppData\Local\Temp\Tar1347.tmp

          Filesize

          177KB

          MD5

          435a9ac180383f9fa094131b173a2f7b

          SHA1

          76944ea657a9db94f9a4bef38f88c46ed4166983

          SHA256

          67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

          SHA512

          1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

        • memory/900-4993-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/900-4995-0x0000000073F80000-0x000000007466E000-memory.dmp

          Filesize

          6.9MB

        • memory/900-4997-0x0000000073F80000-0x000000007466E000-memory.dmp

          Filesize

          6.9MB

        • memory/900-4996-0x0000000073F80000-0x000000007466E000-memory.dmp

          Filesize

          6.9MB

        • memory/2148-152-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-142-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-96-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-93-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-102-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-94-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-98-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-100-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-106-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-108-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-110-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-104-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-112-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-120-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-132-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-150-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-156-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-114-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-154-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-2-0x0000000073F80000-0x000000007466E000-memory.dmp

          Filesize

          6.9MB

        • memory/2148-148-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-146-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-144-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-92-0x0000000006C40000-0x0000000006E72000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-4973-0x0000000073F80000-0x000000007466E000-memory.dmp

          Filesize

          6.9MB

        • memory/2148-140-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-138-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-136-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-134-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-4975-0x00000000043E0000-0x000000000442C000-memory.dmp

          Filesize

          304KB

        • memory/2148-4974-0x00000000065F0000-0x000000000665C000-memory.dmp

          Filesize

          432KB

        • memory/2148-130-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-128-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-126-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-124-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-122-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-118-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-116-0x0000000006C40000-0x0000000006E6B000-memory.dmp

          Filesize

          2.2MB

        • memory/2148-4976-0x0000000073F8E000-0x0000000073F8F000-memory.dmp

          Filesize

          4KB

        • memory/2148-4977-0x0000000073F80000-0x000000007466E000-memory.dmp

          Filesize

          6.9MB

        • memory/2148-4978-0x0000000073F80000-0x000000007466E000-memory.dmp

          Filesize

          6.9MB

        • memory/2148-4979-0x00000000052A0000-0x00000000052F4000-memory.dmp

          Filesize

          336KB

        • memory/2148-4994-0x0000000073F80000-0x000000007466E000-memory.dmp

          Filesize

          6.9MB

        • memory/2148-1-0x0000000000F90000-0x0000000000FD2000-memory.dmp

          Filesize

          264KB

        • memory/2148-0-0x0000000073F8E000-0x0000000073F8F000-memory.dmp

          Filesize

          4KB