Analysis

  • max time kernel
    151s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-12-2022 12:25

General

  • Target

    3b104fc01064b1cf703af9e8483e0c81c972c8f9da8c7927efebc1ef6409d22e.exe

  • Size

    682KB

  • MD5

    3342ecea8451b002637da5e1d9a1eff5

  • SHA1

    21efe866ee27384c86186ba7c6c21f6cde28aae9

  • SHA256

    3b104fc01064b1cf703af9e8483e0c81c972c8f9da8c7927efebc1ef6409d22e

  • SHA512

    e24f646f498b4035f58b0f318ccf0beb58ade3f289f77314bdab3c402fa1e680995d2dd198ddfc9dfcf89d609abcf0a35b52174f2b15644c33171687bf770f7a

  • SSDEEP

    12288:R8xIZxD7RP5sfclEPMRHX0MKrPOqRa78VsuNtGHobvGsZPbLj:R8xlqxRX0rPDu8VsuaH+GcbL

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.alonsorojasmudanzasnacionales.com/
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    SWIrh1JT66[P

Signatures

  • AgentTesla

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3b104fc01064b1cf703af9e8483e0c81c972c8f9da8c7927efebc1ef6409d22e.exe
    "C:\Users\Admin\AppData\Local\Temp\3b104fc01064b1cf703af9e8483e0c81c972c8f9da8c7927efebc1ef6409d22e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1832
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:5072

Network

MITRE ATT&CK Matrix ATT&CK v6

Collection

Email Collection

1
T1114

Replay Monitor

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Downloads

  • memory/1832-132-0x0000000000A70000-0x0000000000B20000-memory.dmp
    Filesize

    704KB

  • memory/1832-133-0x00000000059D0000-0x0000000005F74000-memory.dmp
    Filesize

    5.6MB

  • memory/1832-134-0x00000000054C0000-0x0000000005552000-memory.dmp
    Filesize

    584KB

  • memory/1832-135-0x0000000005670000-0x000000000567A000-memory.dmp
    Filesize

    40KB

  • memory/1832-136-0x0000000007AF0000-0x0000000007B8C000-memory.dmp
    Filesize

    624KB

  • memory/5072-137-0x0000000000000000-mapping.dmp
  • memory/5072-138-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

  • memory/5072-139-0x0000000006630000-0x0000000006696000-memory.dmp
    Filesize

    408KB