Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-03-2024 06:57

General

  • Target

    hesaphareketi-01.exe

  • Size

    675KB

  • MD5

    457e798bc2159b05a4c42047349aed4e

  • SHA1

    75c0f721282465e22020a8b78bdfcd0a6617f877

  • SHA256

    66411161faca1e2387d246ef7d69d73cf2f848725546f6cfcc87bb4c4851bb9b

  • SHA512

    030b7d6fac4218b591a635465dde7de2a9d57cd4eb50750db0b65917eed105443d22e5b38783b099112f752231d009994959b9d31ac06e1d5d8a2f99135d0cd7

  • SSDEEP

    6144:TZ6yPoa2GhNl6AnwIcGwYXgrkMY358MZ3kFOO9I6zpq6erP6gppadQ/7TviOWBWi:oa2iNlw0PmkNMO4I6zpOqde6nKfX1kR

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.zqamcx.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Anambraeast@

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 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 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).

  • 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 32 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe
    "C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:688
    • 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\hesaphareketi-01.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2820
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\DPitdstfgiH.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4324
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DPitdstfgiH" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFDC9.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3340
    • C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe
      "C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe"
      2⤵
        PID:2664
      • C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe
        "C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2252

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Execution

    Scheduled Task/Job

    1
    T1053

    Persistence

    Scheduled Task/Job

    1
    T1053

    Privilege Escalation

    Scheduled Task/Job

    1
    T1053

    Credential Access

    Unsecured Credentials

    4
    T1552

    Credentials In Files

    3
    T1552.001

    Credentials in Registry

    1
    T1552.002

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    Collection

    Data from Local System

    4
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      2KB

      MD5

      968cb9309758126772781b83adb8a28f

      SHA1

      8da30e71accf186b2ba11da1797cf67f8f78b47c

      SHA256

      92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

      SHA512

      4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

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

      18KB

      MD5

      5e881698bcc3192718289ce5ba7f93ae

      SHA1

      0c017c704dedf1fb09264c7f0174161a1f198a7a

      SHA256

      51eaec694b6a2a1edf701d1612e565033dc71c0ca067b35be6ce0945d22707cc

      SHA512

      faa837b18508a58cccf19898e5b2ed75dab7459c27ec148ca9283d5b2fd33112ac97ba2998f4c5b8c973ff0e748ab7b08858def2e4c7e27b11aacb715d915cd2

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_g1trmkwm.qmk.ps1
      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmpFDC9.tmp
      Filesize

      1KB

      MD5

      53b8b4fd9ef4d656891491e47efe51e3

      SHA1

      51d1fce660dec8294ea7075df9378d17db266232

      SHA256

      6f47e2097f237d3109307b1b58d1feda15a2eb240a089d8f97207c47c4567879

      SHA512

      c20f3125f19632e7a14e9c626df596136b804450331c4b4c0dafffb0681367f547485610b6e38aa3cd84425a1bd00965080615235f34aee361db6072c4494a79

    • memory/688-10-0x0000000075120000-0x00000000758D0000-memory.dmp
      Filesize

      7.7MB

    • memory/688-2-0x00000000055C0000-0x0000000005B64000-memory.dmp
      Filesize

      5.6MB

    • memory/688-6-0x0000000005350000-0x00000000053EC000-memory.dmp
      Filesize

      624KB

    • memory/688-7-0x0000000005300000-0x0000000005312000-memory.dmp
      Filesize

      72KB

    • memory/688-8-0x0000000005320000-0x000000000532C000-memory.dmp
      Filesize

      48KB

    • memory/688-9-0x0000000006630000-0x00000000066B4000-memory.dmp
      Filesize

      528KB

    • memory/688-4-0x0000000005340000-0x0000000005350000-memory.dmp
      Filesize

      64KB

    • memory/688-11-0x0000000005340000-0x0000000005350000-memory.dmp
      Filesize

      64KB

    • memory/688-1-0x0000000075120000-0x00000000758D0000-memory.dmp
      Filesize

      7.7MB

    • memory/688-50-0x0000000075120000-0x00000000758D0000-memory.dmp
      Filesize

      7.7MB

    • memory/688-0-0x0000000000760000-0x000000000080A000-memory.dmp
      Filesize

      680KB

    • memory/688-5-0x0000000005090000-0x000000000509A000-memory.dmp
      Filesize

      40KB

    • memory/688-3-0x00000000050B0000-0x0000000005142000-memory.dmp
      Filesize

      584KB

    • memory/2252-96-0x0000000006440000-0x0000000006490000-memory.dmp
      Filesize

      320KB

    • memory/2252-97-0x0000000075120000-0x00000000758D0000-memory.dmp
      Filesize

      7.7MB

    • memory/2252-49-0x0000000075120000-0x00000000758D0000-memory.dmp
      Filesize

      7.7MB

    • memory/2252-47-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

    • memory/2252-98-0x0000000004FB0000-0x0000000004FC0000-memory.dmp
      Filesize

      64KB

    • memory/2820-17-0x0000000075120000-0x00000000758D0000-memory.dmp
      Filesize

      7.7MB

    • memory/2820-87-0x00000000073F0000-0x000000000740A000-memory.dmp
      Filesize

      104KB

    • memory/2820-16-0x0000000002430000-0x0000000002466000-memory.dmp
      Filesize

      216KB

    • memory/2820-18-0x0000000005020000-0x0000000005648000-memory.dmp
      Filesize

      6.2MB

    • memory/2820-31-0x00000000049E0000-0x00000000049F0000-memory.dmp
      Filesize

      64KB

    • memory/2820-19-0x00000000049E0000-0x00000000049F0000-memory.dmp
      Filesize

      64KB

    • memory/2820-95-0x0000000075120000-0x00000000758D0000-memory.dmp
      Filesize

      7.7MB

    • memory/2820-88-0x00000000073D0000-0x00000000073D8000-memory.dmp
      Filesize

      32KB

    • memory/2820-86-0x00000000072F0000-0x0000000007304000-memory.dmp
      Filesize

      80KB

    • memory/2820-84-0x00000000072B0000-0x00000000072C1000-memory.dmp
      Filesize

      68KB

    • memory/2820-83-0x0000000007330000-0x00000000073C6000-memory.dmp
      Filesize

      600KB

    • memory/2820-80-0x00000000076F0000-0x0000000007D6A000-memory.dmp
      Filesize

      6.5MB

    • memory/2820-79-0x00000000049E0000-0x00000000049F0000-memory.dmp
      Filesize

      64KB

    • memory/2820-69-0x00000000759D0000-0x0000000075A1C000-memory.dmp
      Filesize

      304KB

    • memory/4324-52-0x00000000060C0000-0x000000000610C000-memory.dmp
      Filesize

      304KB

    • memory/4324-22-0x0000000004DE0000-0x0000000004E46000-memory.dmp
      Filesize

      408KB

    • memory/4324-68-0x0000000006B90000-0x0000000006C33000-memory.dmp
      Filesize

      652KB

    • memory/4324-67-0x00000000023C0000-0x00000000023D0000-memory.dmp
      Filesize

      64KB

    • memory/4324-65-0x0000000006B70000-0x0000000006B8E000-memory.dmp
      Filesize

      120KB

    • memory/4324-81-0x0000000006EC0000-0x0000000006EDA000-memory.dmp
      Filesize

      104KB

    • memory/4324-82-0x0000000006F40000-0x0000000006F4A000-memory.dmp
      Filesize

      40KB

    • memory/4324-66-0x00000000023C0000-0x00000000023D0000-memory.dmp
      Filesize

      64KB

    • memory/4324-25-0x00000000023C0000-0x00000000023D0000-memory.dmp
      Filesize

      64KB

    • memory/4324-54-0x0000000006B30000-0x0000000006B62000-memory.dmp
      Filesize

      200KB

    • memory/4324-55-0x00000000759D0000-0x0000000075A1C000-memory.dmp
      Filesize

      304KB

    • memory/4324-37-0x0000000005620000-0x0000000005974000-memory.dmp
      Filesize

      3.3MB

    • memory/4324-51-0x0000000005B90000-0x0000000005BAE000-memory.dmp
      Filesize

      120KB

    • memory/4324-21-0x0000000004D70000-0x0000000004DD6000-memory.dmp
      Filesize

      408KB

    • memory/4324-20-0x0000000004AD0000-0x0000000004AF2000-memory.dmp
      Filesize

      136KB

    • memory/4324-94-0x0000000075120000-0x00000000758D0000-memory.dmp
      Filesize

      7.7MB

    • memory/4324-23-0x0000000075120000-0x00000000758D0000-memory.dmp
      Filesize

      7.7MB

    • memory/4324-85-0x00000000070F0000-0x00000000070FE000-memory.dmp
      Filesize

      56KB

    • memory/4324-24-0x00000000023C0000-0x00000000023D0000-memory.dmp
      Filesize

      64KB

    • memory/4324-53-0x000000007F620000-0x000000007F630000-memory.dmp
      Filesize

      64KB