Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240730-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-08-2024 12:36

General

  • Target

    1/3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe

  • Size

    731KB

  • MD5

    bd1050f3642d22733a30cd101f591713

  • SHA1

    5a6553bea21e2df2307ed5c843072bcb023566be

  • SHA256

    3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671

  • SHA512

    6cc19b1df105d9f4e76c39f7be79c9a5a42fdb338a8b56b1d16e1343221e36552344fc30aa8c2bf4d48781694a412dcddb5858a36c643706bc778b0b8cc59883

  • SSDEEP

    12288:tmoDWx2PQfRcudR5C3T+Lc7vaVs95ucinaj13Tp8K2:tHawMR9/gDR5yrQx2K2

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.libreriagandhi.cl
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    x6p2^m#1#~+O

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.libreriagandhi.cl
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    x6p2^m#1#~+O

Signatures

  • AgentTesla

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1\3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe
    "C:\Users\Admin\AppData\Local\Temp\1\3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4976
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\1\3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2916
    • C:\Users\Admin\AppData\Local\Temp\1\3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe
      "C:\Users\Admin\AppData\Local\Temp\1\3bfcb4f798ba63a1d18887cb67c90e083d5561a58136a892bd9944528c707671.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5100

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5k3pb5da.dav.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/2916-51-0x0000000007000000-0x000000000701A000-memory.dmp

    Filesize

    104KB

  • memory/2916-50-0x0000000007640000-0x0000000007CBA000-memory.dmp

    Filesize

    6.5MB

  • memory/2916-22-0x0000000004EB0000-0x0000000004F16000-memory.dmp

    Filesize

    408KB

  • memory/2916-23-0x0000000074690000-0x0000000074E40000-memory.dmp

    Filesize

    7.7MB

  • memory/2916-58-0x0000000007320000-0x0000000007328000-memory.dmp

    Filesize

    32KB

  • memory/2916-57-0x0000000007340000-0x000000000735A000-memory.dmp

    Filesize

    104KB

  • memory/2916-56-0x0000000007240000-0x0000000007254000-memory.dmp

    Filesize

    80KB

  • memory/2916-55-0x0000000007230000-0x000000000723E000-memory.dmp

    Filesize

    56KB

  • memory/2916-54-0x0000000007200000-0x0000000007211000-memory.dmp

    Filesize

    68KB

  • memory/2916-53-0x0000000007280000-0x0000000007316000-memory.dmp

    Filesize

    600KB

  • memory/2916-52-0x0000000007070000-0x000000000707A000-memory.dmp

    Filesize

    40KB

  • memory/2916-25-0x0000000074690000-0x0000000074E40000-memory.dmp

    Filesize

    7.7MB

  • memory/2916-49-0x0000000006ED0000-0x0000000006F73000-memory.dmp

    Filesize

    652KB

  • memory/2916-48-0x0000000006290000-0x00000000062AE000-memory.dmp

    Filesize

    120KB

  • memory/2916-38-0x00000000702F0000-0x000000007033C000-memory.dmp

    Filesize

    304KB

  • memory/2916-24-0x00000000056C0000-0x0000000005A14000-memory.dmp

    Filesize

    3.3MB

  • memory/2916-20-0x0000000074690000-0x0000000074E40000-memory.dmp

    Filesize

    7.7MB

  • memory/2916-19-0x0000000004FB0000-0x00000000055D8000-memory.dmp

    Filesize

    6.2MB

  • memory/2916-37-0x0000000006E90000-0x0000000006EC2000-memory.dmp

    Filesize

    200KB

  • memory/2916-36-0x0000000005CF0000-0x0000000005D3C000-memory.dmp

    Filesize

    304KB

  • memory/2916-62-0x0000000074690000-0x0000000074E40000-memory.dmp

    Filesize

    7.7MB

  • memory/2916-35-0x0000000005CC0000-0x0000000005CDE000-memory.dmp

    Filesize

    120KB

  • memory/2916-17-0x0000000002370000-0x00000000023A6000-memory.dmp

    Filesize

    216KB

  • memory/4976-12-0x00000000096E0000-0x000000000977C000-memory.dmp

    Filesize

    624KB

  • memory/4976-0-0x000000007469E000-0x000000007469F000-memory.dmp

    Filesize

    4KB

  • memory/4976-4-0x0000000005500000-0x000000000550A000-memory.dmp

    Filesize

    40KB

  • memory/4976-3-0x0000000005560000-0x00000000055F2000-memory.dmp

    Filesize

    584KB

  • memory/4976-5-0x0000000074690000-0x0000000074E40000-memory.dmp

    Filesize

    7.7MB

  • memory/4976-16-0x0000000074690000-0x0000000074E40000-memory.dmp

    Filesize

    7.7MB

  • memory/4976-6-0x00000000057B0000-0x0000000005B04000-memory.dmp

    Filesize

    3.3MB

  • memory/4976-7-0x0000000006110000-0x0000000006122000-memory.dmp

    Filesize

    72KB

  • memory/4976-2-0x0000000005B10000-0x00000000060B4000-memory.dmp

    Filesize

    5.6MB

  • memory/4976-1-0x0000000000A40000-0x0000000000AFC000-memory.dmp

    Filesize

    752KB

  • memory/4976-11-0x0000000006C70000-0x0000000006CF4000-memory.dmp

    Filesize

    528KB

  • memory/4976-10-0x0000000006C50000-0x0000000006C5E000-memory.dmp

    Filesize

    56KB

  • memory/4976-9-0x0000000006C10000-0x0000000006C2A000-memory.dmp

    Filesize

    104KB

  • memory/4976-8-0x0000000006A90000-0x0000000006AB2000-memory.dmp

    Filesize

    136KB

  • memory/5100-13-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/5100-15-0x0000000074690000-0x0000000074E40000-memory.dmp

    Filesize

    7.7MB

  • memory/5100-18-0x0000000005520000-0x0000000005586000-memory.dmp

    Filesize

    408KB

  • memory/5100-59-0x0000000006A60000-0x0000000006AB0000-memory.dmp

    Filesize

    320KB

  • memory/5100-21-0x0000000074690000-0x0000000074E40000-memory.dmp

    Filesize

    7.7MB

  • memory/5100-63-0x0000000074690000-0x0000000074E40000-memory.dmp

    Filesize

    7.7MB