Analysis

  • max time kernel
    138s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-12-2023 02:06

General

  • Target

    8b9e4e477fb93a3825c25ca32a60bf45f7fa5683fb5432a6e64c5fb7251bc8a1.exe

  • Size

    749KB

  • MD5

    e07c8fab033de47e72fdf3617f52c39f

  • SHA1

    ea003e167cc8625ffb38c593eef47802f031b3e7

  • SHA256

    8b9e4e477fb93a3825c25ca32a60bf45f7fa5683fb5432a6e64c5fb7251bc8a1

  • SHA512

    48e46d401f9009e2a37fcce68985a5259b6353d93509e927e063d8de6076743af5c008452f8a825116d434b853f80c84a9b7bf58d7928ba72be1c04a6bac8d7f

  • SSDEEP

    12288:tYRphkZ5PQEnlGQrF0ddBJryaOAenjVTgBS5LC:tYfK/H/ZQWjVkBS

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.gimpex-imerys.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    h45ZVRb6(IMF

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8b9e4e477fb93a3825c25ca32a60bf45f7fa5683fb5432a6e64c5fb7251bc8a1.exe
    "C:\Users\Admin\AppData\Local\Temp\8b9e4e477fb93a3825c25ca32a60bf45f7fa5683fb5432a6e64c5fb7251bc8a1.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2712
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\bDGvQJrECc.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1440
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\bDGvQJrECc" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDED2.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4576
    • C:\Users\Admin\AppData\Local\Temp\8b9e4e477fb93a3825c25ca32a60bf45f7fa5683fb5432a6e64c5fb7251bc8a1.exe
      "C:\Users\Admin\AppData\Local\Temp\8b9e4e477fb93a3825c25ca32a60bf45f7fa5683fb5432a6e64c5fb7251bc8a1.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2248

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_veyhokdc.ogj.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpDED2.tmp

    Filesize

    1KB

    MD5

    9a972e97dca1620d5e54e0788258545d

    SHA1

    0ead730540e16f899a267831c53e0fb8b4deddbd

    SHA256

    852e556615e239dc798d58b02047476ae933a8b5ef4aafbe3bdccd6738f1f18e

    SHA512

    36b2ed0878c812b77ea4ee04b3cf31f831a4581f81bbc64389a07e3670953873de3238d919a522f20feeb5a1782e9bf56d30f76703941b0a9a9e17ee12f92307

  • memory/1440-58-0x0000000007B90000-0x000000000820A000-memory.dmp

    Filesize

    6.5MB

  • memory/1440-19-0x00000000028C0000-0x00000000028D0000-memory.dmp

    Filesize

    64KB

  • memory/1440-69-0x00000000743E0000-0x0000000074B90000-memory.dmp

    Filesize

    7.7MB

  • memory/1440-66-0x0000000007860000-0x0000000007868000-memory.dmp

    Filesize

    32KB

  • memory/1440-65-0x0000000007880000-0x000000000789A000-memory.dmp

    Filesize

    104KB

  • memory/1440-64-0x0000000007780000-0x0000000007794000-memory.dmp

    Filesize

    80KB

  • memory/1440-63-0x0000000007770000-0x000000000777E000-memory.dmp

    Filesize

    56KB

  • memory/1440-62-0x0000000007740000-0x0000000007751000-memory.dmp

    Filesize

    68KB

  • memory/1440-61-0x00000000077C0000-0x0000000007856000-memory.dmp

    Filesize

    600KB

  • memory/1440-60-0x00000000075C0000-0x00000000075CA000-memory.dmp

    Filesize

    40KB

  • memory/1440-59-0x0000000007540000-0x000000000755A000-memory.dmp

    Filesize

    104KB

  • memory/1440-17-0x0000000002930000-0x0000000002966000-memory.dmp

    Filesize

    216KB

  • memory/1440-18-0x00000000743E0000-0x0000000074B90000-memory.dmp

    Filesize

    7.7MB

  • memory/1440-40-0x0000000004FB0000-0x0000000004FCE000-memory.dmp

    Filesize

    120KB

  • memory/1440-57-0x0000000007430000-0x00000000074D3000-memory.dmp

    Filesize

    652KB

  • memory/1440-21-0x00000000053C0000-0x00000000059E8000-memory.dmp

    Filesize

    6.2MB

  • memory/1440-34-0x0000000005B20000-0x0000000005B86000-memory.dmp

    Filesize

    408KB

  • memory/1440-56-0x00000000067F0000-0x000000000680E000-memory.dmp

    Filesize

    120KB

  • memory/1440-25-0x0000000005A80000-0x0000000005AA2000-memory.dmp

    Filesize

    136KB

  • memory/1440-46-0x0000000074C40000-0x0000000074C8C000-memory.dmp

    Filesize

    304KB

  • memory/1440-45-0x00000000073F0000-0x0000000007422000-memory.dmp

    Filesize

    200KB

  • memory/1440-44-0x000000007FB00000-0x000000007FB10000-memory.dmp

    Filesize

    64KB

  • memory/1440-39-0x0000000005D70000-0x00000000060C4000-memory.dmp

    Filesize

    3.3MB

  • memory/1440-42-0x00000000028C0000-0x00000000028D0000-memory.dmp

    Filesize

    64KB

  • memory/1440-41-0x00000000062A0000-0x00000000062EC000-memory.dmp

    Filesize

    304KB

  • memory/2248-70-0x00000000743E0000-0x0000000074B90000-memory.dmp

    Filesize

    7.7MB

  • memory/2248-24-0x00000000743E0000-0x0000000074B90000-memory.dmp

    Filesize

    7.7MB

  • memory/2248-71-0x0000000005370000-0x0000000005380000-memory.dmp

    Filesize

    64KB

  • memory/2248-43-0x0000000006370000-0x00000000063C0000-memory.dmp

    Filesize

    320KB

  • memory/2248-22-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2248-32-0x0000000005370000-0x0000000005380000-memory.dmp

    Filesize

    64KB

  • memory/2248-33-0x0000000005530000-0x0000000005596000-memory.dmp

    Filesize

    408KB

  • memory/2712-11-0x000000000A8E0000-0x000000000A97C000-memory.dmp

    Filesize

    624KB

  • memory/2712-8-0x0000000006890000-0x0000000006898000-memory.dmp

    Filesize

    32KB

  • memory/2712-0-0x00000000743E0000-0x0000000074B90000-memory.dmp

    Filesize

    7.7MB

  • memory/2712-12-0x0000000005770000-0x0000000005780000-memory.dmp

    Filesize

    64KB

  • memory/2712-1-0x0000000000A20000-0x0000000000AE2000-memory.dmp

    Filesize

    776KB

  • memory/2712-10-0x0000000008220000-0x000000000829A000-memory.dmp

    Filesize

    488KB

  • memory/2712-9-0x00000000068B0000-0x00000000068BA000-memory.dmp

    Filesize

    40KB

  • memory/2712-2-0x0000000005A10000-0x0000000005FB4000-memory.dmp

    Filesize

    5.6MB

  • memory/2712-7-0x00000000743E0000-0x0000000074B90000-memory.dmp

    Filesize

    7.7MB

  • memory/2712-6-0x0000000006850000-0x000000000686A000-memory.dmp

    Filesize

    104KB

  • memory/2712-5-0x00000000054F0000-0x00000000054FA000-memory.dmp

    Filesize

    40KB

  • memory/2712-4-0x0000000005770000-0x0000000005780000-memory.dmp

    Filesize

    64KB

  • memory/2712-26-0x00000000743E0000-0x0000000074B90000-memory.dmp

    Filesize

    7.7MB

  • memory/2712-3-0x0000000005500000-0x0000000005592000-memory.dmp

    Filesize

    584KB