Analysis

  • max time kernel
    135s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 14:17

General

  • Target

    7a76e6536ba34a728e8b04a6cb20fae3b252edc0de2e7ffa1e95508194ccecb3.exe

  • Size

    896KB

  • MD5

    f350551099a8fc532cb883bdc55e31bd

  • SHA1

    c757fbb281a8b883974740f6343244c54aa21c14

  • SHA256

    7a76e6536ba34a728e8b04a6cb20fae3b252edc0de2e7ffa1e95508194ccecb3

  • SHA512

    5dc9c5d1eb72e7060004b5415ce256a007d31c54fea1bc6d252e7680b14720e34cf53a7cabd0b49bef853f38a5e32e8f8fb5e7e38002b17a5d9bb98a94eb284e

  • SSDEEP

    24576:BRVAfJWtb3BE1lMAzY0O14gZlcT6+C1MGQvn:TDZBEEAE0a4OlKmM5vn

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.rushdi.ae
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Ah@5432969

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 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 WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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.

  • Looks up external IP address via web service 3 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).

  • 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 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7a76e6536ba34a728e8b04a6cb20fae3b252edc0de2e7ffa1e95508194ccecb3.exe
    "C:\Users\Admin\AppData\Local\Temp\7a76e6536ba34a728e8b04a6cb20fae3b252edc0de2e7ffa1e95508194ccecb3.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4076
    • 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\7a76e6536ba34a728e8b04a6cb20fae3b252edc0de2e7ffa1e95508194ccecb3.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:696
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\KXKyzZjhF.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4516
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KXKyzZjhF" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7F61.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4652
    • C:\Users\Admin\AppData\Local\Temp\7a76e6536ba34a728e8b04a6cb20fae3b252edc0de2e7ffa1e95508194ccecb3.exe
      "C:\Users\Admin\AppData\Local\Temp\7a76e6536ba34a728e8b04a6cb20fae3b252edc0de2e7ffa1e95508194ccecb3.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2416

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

    Filesize

    2KB

    MD5

    3d086a433708053f9bf9523e1d87a4e8

    SHA1

    b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

    SHA256

    6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

    SHA512

    931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    18KB

    MD5

    49fd02f06faf78f83ca50a7c6bfd6c45

    SHA1

    76c5a1ed57075a2d51d8ee67b154f74ca29351c9

    SHA256

    67538fe1118fc83b03b80f345a8e99455d69021874fcd9ade56306e97e60181f

    SHA512

    a138c83fba09693099fd72d9f0309fc12d1d35ce9417c3c8342e73593e09d8b94fcef17b94ac8f50244bcfb802e14f70372c69a1d431a72470c3d4e9f6574a62

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5kr2pazz.f2z.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp7F61.tmp

    Filesize

    1KB

    MD5

    915e256e8d4b31baf5664bd630180096

    SHA1

    69ffcee77afc1e3920eab16672017537e156d0d5

    SHA256

    0d537506b831c937730e3b0a2c6c7828044335d6858d2b77597b373fd53f4fd4

    SHA512

    91f7158774c4ac204cb1afc273963bdad24021bbbe0763a8771355be4103aa3eb16bae3b0b4f486749f12e806f9e20beaeb4e798cf620d78f110925128772901

  • memory/696-53-0x0000000070C00000-0x0000000070C4C000-memory.dmp

    Filesize

    304KB

  • memory/696-16-0x0000000074530000-0x0000000074CE0000-memory.dmp

    Filesize

    7.7MB

  • memory/696-79-0x0000000007080000-0x0000000007094000-memory.dmp

    Filesize

    80KB

  • memory/696-77-0x0000000007040000-0x0000000007051000-memory.dmp

    Filesize

    68KB

  • memory/696-76-0x00000000070C0000-0x0000000007156000-memory.dmp

    Filesize

    600KB

  • memory/696-74-0x0000000006E40000-0x0000000006E5A000-memory.dmp

    Filesize

    104KB

  • memory/696-26-0x0000000005380000-0x00000000053A2000-memory.dmp

    Filesize

    136KB

  • memory/696-15-0x00000000045A0000-0x00000000045D6000-memory.dmp

    Filesize

    216KB

  • memory/696-17-0x0000000004C20000-0x0000000005248000-memory.dmp

    Filesize

    6.2MB

  • memory/696-80-0x0000000007180000-0x000000000719A000-memory.dmp

    Filesize

    104KB

  • memory/696-18-0x0000000074530000-0x0000000074CE0000-memory.dmp

    Filesize

    7.7MB

  • memory/696-19-0x0000000074530000-0x0000000074CE0000-memory.dmp

    Filesize

    7.7MB

  • memory/696-71-0x0000000006C50000-0x0000000006C6E000-memory.dmp

    Filesize

    120KB

  • memory/696-81-0x0000000007160000-0x0000000007168000-memory.dmp

    Filesize

    32KB

  • memory/696-33-0x0000000005640000-0x00000000056A6000-memory.dmp

    Filesize

    408KB

  • memory/696-88-0x0000000074530000-0x0000000074CE0000-memory.dmp

    Filesize

    7.7MB

  • memory/696-32-0x0000000005560000-0x00000000055C6000-memory.dmp

    Filesize

    408KB

  • memory/696-44-0x00000000056B0000-0x0000000005A04000-memory.dmp

    Filesize

    3.3MB

  • memory/2416-45-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2416-89-0x0000000006E60000-0x0000000006EB0000-memory.dmp

    Filesize

    320KB

  • memory/4076-4-0x0000000003190000-0x000000000319A000-memory.dmp

    Filesize

    40KB

  • memory/4076-7-0x0000000007D90000-0x0000000007D9C000-memory.dmp

    Filesize

    48KB

  • memory/4076-9-0x0000000005990000-0x0000000005A14000-memory.dmp

    Filesize

    528KB

  • memory/4076-1-0x0000000000DD0000-0x0000000000EB2000-memory.dmp

    Filesize

    904KB

  • memory/4076-2-0x00000000082C0000-0x0000000008864000-memory.dmp

    Filesize

    5.6MB

  • memory/4076-10-0x0000000005AC0000-0x0000000005B5C000-memory.dmp

    Filesize

    624KB

  • memory/4076-47-0x0000000074530000-0x0000000074CE0000-memory.dmp

    Filesize

    7.7MB

  • memory/4076-3-0x0000000007DB0000-0x0000000007E42000-memory.dmp

    Filesize

    584KB

  • memory/4076-0-0x000000007453E000-0x000000007453F000-memory.dmp

    Filesize

    4KB

  • memory/4076-8-0x0000000006990000-0x00000000069A0000-memory.dmp

    Filesize

    64KB

  • memory/4076-5-0x0000000074530000-0x0000000074CE0000-memory.dmp

    Filesize

    7.7MB

  • memory/4076-6-0x0000000008250000-0x0000000008272000-memory.dmp

    Filesize

    136KB

  • memory/4516-51-0x0000000070C00000-0x0000000070C4C000-memory.dmp

    Filesize

    304KB

  • memory/4516-73-0x0000000007D60000-0x00000000083DA000-memory.dmp

    Filesize

    6.5MB

  • memory/4516-78-0x0000000007950000-0x000000000795E000-memory.dmp

    Filesize

    56KB

  • memory/4516-43-0x0000000074530000-0x0000000074CE0000-memory.dmp

    Filesize

    7.7MB

  • memory/4516-48-0x00000000063B0000-0x00000000063CE000-memory.dmp

    Filesize

    120KB

  • memory/4516-72-0x00000000075A0000-0x0000000007643000-memory.dmp

    Filesize

    652KB

  • memory/4516-50-0x0000000007560000-0x0000000007592000-memory.dmp

    Filesize

    200KB

  • memory/4516-20-0x0000000074530000-0x0000000074CE0000-memory.dmp

    Filesize

    7.7MB

  • memory/4516-49-0x0000000006900000-0x000000000694C000-memory.dmp

    Filesize

    304KB

  • memory/4516-87-0x0000000074530000-0x0000000074CE0000-memory.dmp

    Filesize

    7.7MB

  • memory/4516-75-0x0000000007790000-0x000000000779A000-memory.dmp

    Filesize

    40KB