Analysis

  • max time kernel
    120s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    27-03-2024 01:03

General

  • Target

    108e261007c9b983929a4c91f8d3ca09c62d5e0df79c00fb820738c74c18cb9e.exe

  • Size

    622KB

  • MD5

    6478cf18cc11d63f479f09de4728be06

  • SHA1

    c9f6ed9d030f50c879b879d7d97f274073e0e6bb

  • SHA256

    108e261007c9b983929a4c91f8d3ca09c62d5e0df79c00fb820738c74c18cb9e

  • SHA512

    53f56d74031ddb26f25b05090ac5c1b5b3449a47ffca5996698f73cfb3403978013d66b19e929a8578e63c35bb95eaceb3859f061f24e2480aa10690e02eb85e

  • SSDEEP

    12288:Ka5W0RtLsq4fU8OtH8GNmFzsfmcGHg0TZgLhFDnl0TCmm6Pp/FgeU/Z:O6h9hRGGNmZsfmccgiZyDiTJJPp/Fgeu

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\108e261007c9b983929a4c91f8d3ca09c62d5e0df79c00fb820738c74c18cb9e.exe
    "C:\Users\Admin\AppData\Local\Temp\108e261007c9b983929a4c91f8d3ca09c62d5e0df79c00fb820738c74c18cb9e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1676
    • 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\108e261007c9b983929a4c91f8d3ca09c62d5e0df79c00fb820738c74c18cb9e.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2520
    • C:\Users\Admin\AppData\Local\Temp\108e261007c9b983929a4c91f8d3ca09c62d5e0df79c00fb820738c74c18cb9e.exe
      "C:\Users\Admin\AppData\Local\Temp\108e261007c9b983929a4c91f8d3ca09c62d5e0df79c00fb820738c74c18cb9e.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2636

Network

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1676-23-0x0000000074090000-0x000000007477E000-memory.dmp
    Filesize

    6.9MB

  • memory/1676-1-0x0000000074090000-0x000000007477E000-memory.dmp
    Filesize

    6.9MB

  • memory/1676-2-0x0000000004AB0000-0x0000000004AF0000-memory.dmp
    Filesize

    256KB

  • memory/1676-3-0x00000000003E0000-0x00000000003F2000-memory.dmp
    Filesize

    72KB

  • memory/1676-4-0x0000000000400000-0x000000000040C000-memory.dmp
    Filesize

    48KB

  • memory/1676-5-0x00000000048A0000-0x0000000004922000-memory.dmp
    Filesize

    520KB

  • memory/1676-0-0x0000000000F20000-0x0000000000FC0000-memory.dmp
    Filesize

    640KB

  • memory/2520-31-0x000000006EF30000-0x000000006F4DB000-memory.dmp
    Filesize

    5.7MB

  • memory/2520-29-0x0000000002440000-0x0000000002480000-memory.dmp
    Filesize

    256KB

  • memory/2520-27-0x000000006EF30000-0x000000006F4DB000-memory.dmp
    Filesize

    5.7MB

  • memory/2520-28-0x0000000002440000-0x0000000002480000-memory.dmp
    Filesize

    256KB

  • memory/2520-26-0x000000006EF30000-0x000000006F4DB000-memory.dmp
    Filesize

    5.7MB

  • memory/2636-6-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2636-20-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2636-21-0x0000000074090000-0x000000007477E000-memory.dmp
    Filesize

    6.9MB

  • memory/2636-22-0x0000000000E40000-0x0000000000E80000-memory.dmp
    Filesize

    256KB

  • memory/2636-18-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2636-16-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2636-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/2636-12-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2636-10-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2636-8-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2636-32-0x0000000074090000-0x000000007477E000-memory.dmp
    Filesize

    6.9MB

  • memory/2636-33-0x0000000000E40000-0x0000000000E80000-memory.dmp
    Filesize

    256KB