Analysis

  • max time kernel
    60s
  • max time network
    60s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-07-2024 10:06

General

  • Target

    XWormLoader 5.2 x32.exe

  • Size

    109KB

  • MD5

    f3b2ec58b71ba6793adcc2729e2140b1

  • SHA1

    d9e93a33ac617afe326421df4f05882a61e0a4f2

  • SHA256

    2d74eb709aea89a181cf8dfcc7e551978889f0d875401a2f1140487407bf18ae

  • SHA512

    473edcaba9cb8044e28e30fc502a08a648359b3ed0deba85e559fe76b484fc8db0fc2375f746851623e30be33da035cec1d6038e1fcf4842a2afb6f9cd397495

  • SSDEEP

    1536:5vjAnXqn2nY7WfRMgPQQrMoqmyVttdGFQeOPigx:5LCan2nY7sdQQAoqmyBeu

Malware Config

Signatures

  • AgentTesla

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

  • AgentTesla payload 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Obfuscated with Agile.Net obfuscator 1 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 25 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\XWormLoader 5.2 x32.exe
    "C:\Users\Admin\AppData\Local\Temp\XWormLoader 5.2 x32.exe"
    1⤵
    • Loads dropped DLL
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:3824
  • C:\Windows\system32\wbem\WmiApSrv.exe
    C:\Windows\system32\wbem\WmiApSrv.exe
    1⤵
      PID:3672
    • C:\Windows\system32\AUDIODG.EXE
      C:\Windows\system32\AUDIODG.EXE 0x328 0x2d8
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1772

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\aPjMR\aPjMR.dll

      Filesize

      84KB

      MD5

      0b0e63957367e620b8697c5341af35b9

      SHA1

      69361c2762b2d1cada80667cd55bc5082e60af86

      SHA256

      bd9cdcfaa0edecdb89a204965d20f4a896c6650d4840e28736d9bd832390e1c5

      SHA512

      07d0e52c863f52ecb3d12fab9e71c7a18d54cbedb47250bee7e4297ff72ed793c23a2735c48090c261fe4633d53d03e305c1338dfc881bb86874d1633ff6ecee

    • memory/3824-18-0x0000000005EB0000-0x0000000006AE8000-memory.dmp

      Filesize

      12.2MB

    • memory/3824-38-0x0000000074FF0000-0x00000000757A0000-memory.dmp

      Filesize

      7.7MB

    • memory/3824-17-0x0000000074FF0000-0x00000000757A0000-memory.dmp

      Filesize

      7.7MB

    • memory/3824-4-0x0000000004DB0000-0x0000000004DD8000-memory.dmp

      Filesize

      160KB

    • memory/3824-5-0x0000000004D80000-0x0000000004D86000-memory.dmp

      Filesize

      24KB

    • memory/3824-6-0x0000000005040000-0x000000000509E000-memory.dmp

      Filesize

      376KB

    • memory/3824-7-0x00000000050A0000-0x00000000050F6000-memory.dmp

      Filesize

      344KB

    • memory/3824-8-0x0000000074FF0000-0x00000000757A0000-memory.dmp

      Filesize

      7.7MB

    • memory/3824-9-0x0000000005030000-0x0000000005036000-memory.dmp

      Filesize

      24KB

    • memory/3824-10-0x0000000005120000-0x0000000005126000-memory.dmp

      Filesize

      24KB

    • memory/3824-11-0x00000000051B0000-0x00000000051EC000-memory.dmp

      Filesize

      240KB

    • memory/3824-12-0x0000000005220000-0x000000000523A000-memory.dmp

      Filesize

      104KB

    • memory/3824-13-0x00000000051A0000-0x00000000051B0000-memory.dmp

      Filesize

      64KB

    • memory/3824-16-0x0000000074FF0000-0x00000000757A0000-memory.dmp

      Filesize

      7.7MB

    • memory/3824-3-0x0000000004E40000-0x0000000004EDC000-memory.dmp

      Filesize

      624KB

    • memory/3824-19-0x0000000074FF0000-0x00000000757A0000-memory.dmp

      Filesize

      7.7MB

    • memory/3824-2-0x0000000004960000-0x00000000049A2000-memory.dmp

      Filesize

      264KB

    • memory/3824-20-0x0000000006AF0000-0x0000000007094000-memory.dmp

      Filesize

      5.6MB

    • memory/3824-21-0x00000000054D0000-0x0000000005562000-memory.dmp

      Filesize

      584KB

    • memory/3824-1-0x0000000000080000-0x00000000000A0000-memory.dmp

      Filesize

      128KB

    • memory/3824-28-0x0000000074FF0000-0x00000000757A0000-memory.dmp

      Filesize

      7.7MB

    • memory/3824-29-0x000000000A3E0000-0x000000000AFCC000-memory.dmp

      Filesize

      11.9MB

    • memory/3824-31-0x0000000005DE0000-0x0000000005E36000-memory.dmp

      Filesize

      344KB

    • memory/3824-30-0x0000000002310000-0x000000000231A000-memory.dmp

      Filesize

      40KB

    • memory/3824-32-0x000000000B9D0000-0x000000000BBC4000-memory.dmp

      Filesize

      2.0MB

    • memory/3824-33-0x0000000074FF0000-0x00000000757A0000-memory.dmp

      Filesize

      7.7MB

    • memory/3824-35-0x0000000074FF0000-0x00000000757A0000-memory.dmp

      Filesize

      7.7MB

    • memory/3824-34-0x000000000E9E0000-0x000000000EA46000-memory.dmp

      Filesize

      408KB

    • memory/3824-36-0x0000000074FFE000-0x0000000074FFF000-memory.dmp

      Filesize

      4KB

    • memory/3824-37-0x0000000074FF0000-0x00000000757A0000-memory.dmp

      Filesize

      7.7MB

    • memory/3824-0-0x0000000074FFE000-0x0000000074FFF000-memory.dmp

      Filesize

      4KB