Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-10-2024 13:33

General

  • Target

    malw_hes.exe

  • Size

    629KB

  • MD5

    b06f7d438e9a0d17e1aaff375a9bcb25

  • SHA1

    7169af33c4733b45bacf260e913714bed658c228

  • SHA256

    1377d4a29caaa47792073e14e115c010ed3f2c72861d376b7292ad2920743446

  • SHA512

    3d1b7c7d487abf8cda0ae3e04ed82118e8578f68c3ee9f721d1b3fdb249b221d41889d686c35da4e6068b58b2cd1baa521b8895066281a67cc4ba4e773e7f2db

  • SSDEEP

    12288:tOf0ZiwxFBua3y3I6cF7TRwfYGFIt6NFD9LyHouYaEWXbeHPMXq7lm7G7S:tOQ9di3I6cR1wflFIt6N19LHuYaR4BS

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.normagroup.com.tr
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    Qb.X[.j.Yfm[

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.normagroup.com.tr
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    Qb.X[.j.Yfm[

Signatures

  • AgentTesla

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

  • 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 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 3 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).

  • 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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\malw_hes.exe
    "C:\Users\Admin\AppData\Local\Temp\malw_hes.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2992
    • 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\malw_hes.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3576
    • C:\Users\Admin\AppData\Local\Temp\malw_hes.exe
      "C:\Users\Admin\AppData\Local\Temp\malw_hes.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2392

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3zhoesdw.cbe.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/2392-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2392-17-0x0000000005040000-0x00000000050A6000-memory.dmp

    Filesize

    408KB

  • memory/2392-23-0x00000000752D0000-0x0000000075A80000-memory.dmp

    Filesize

    7.7MB

  • memory/2392-63-0x00000000752D0000-0x0000000075A80000-memory.dmp

    Filesize

    7.7MB

  • memory/2392-58-0x0000000005E60000-0x0000000005EB0000-memory.dmp

    Filesize

    320KB

  • memory/2392-14-0x00000000752D0000-0x0000000075A80000-memory.dmp

    Filesize

    7.7MB

  • memory/2992-9-0x00000000067C0000-0x0000000006842000-memory.dmp

    Filesize

    520KB

  • memory/2992-7-0x00000000752DE000-0x00000000752DF000-memory.dmp

    Filesize

    4KB

  • memory/2992-10-0x0000000008FE0000-0x000000000907C000-memory.dmp

    Filesize

    624KB

  • memory/2992-0-0x00000000752DE000-0x00000000752DF000-memory.dmp

    Filesize

    4KB

  • memory/2992-2-0x0000000005B10000-0x00000000060B4000-memory.dmp

    Filesize

    5.6MB

  • memory/2992-15-0x00000000752D0000-0x0000000075A80000-memory.dmp

    Filesize

    7.7MB

  • memory/2992-1-0x0000000000A40000-0x0000000000AE4000-memory.dmp

    Filesize

    656KB

  • memory/2992-5-0x0000000005590000-0x000000000559A000-memory.dmp

    Filesize

    40KB

  • memory/2992-8-0x00000000752D0000-0x0000000075A80000-memory.dmp

    Filesize

    7.7MB

  • memory/2992-6-0x0000000006750000-0x0000000006768000-memory.dmp

    Filesize

    96KB

  • memory/2992-4-0x00000000752D0000-0x0000000075A80000-memory.dmp

    Filesize

    7.7MB

  • memory/2992-3-0x00000000054B0000-0x0000000005542000-memory.dmp

    Filesize

    584KB

  • memory/3576-34-0x00000000752D0000-0x0000000075A80000-memory.dmp

    Filesize

    7.7MB

  • memory/3576-49-0x00000000074E0000-0x0000000007583000-memory.dmp

    Filesize

    652KB

  • memory/3576-21-0x00000000053B0000-0x0000000005416000-memory.dmp

    Filesize

    408KB

  • memory/3576-20-0x0000000005210000-0x0000000005232000-memory.dmp

    Filesize

    136KB

  • memory/3576-18-0x0000000005500000-0x0000000005B28000-memory.dmp

    Filesize

    6.2MB

  • memory/3576-33-0x0000000005CE0000-0x0000000006034000-memory.dmp

    Filesize

    3.3MB

  • memory/3576-35-0x00000000062A0000-0x00000000062BE000-memory.dmp

    Filesize

    120KB

  • memory/3576-36-0x0000000006350000-0x000000000639C000-memory.dmp

    Filesize

    304KB

  • memory/3576-37-0x0000000006880000-0x00000000068B2000-memory.dmp

    Filesize

    200KB

  • memory/3576-38-0x0000000070F30000-0x0000000070F7C000-memory.dmp

    Filesize

    304KB

  • memory/3576-48-0x00000000068E0000-0x00000000068FE000-memory.dmp

    Filesize

    120KB

  • memory/3576-22-0x00000000752D0000-0x0000000075A80000-memory.dmp

    Filesize

    7.7MB

  • memory/3576-51-0x00000000075F0000-0x000000000760A000-memory.dmp

    Filesize

    104KB

  • memory/3576-50-0x0000000007C30000-0x00000000082AA000-memory.dmp

    Filesize

    6.5MB

  • memory/3576-52-0x0000000007660000-0x000000000766A000-memory.dmp

    Filesize

    40KB

  • memory/3576-53-0x0000000007870000-0x0000000007906000-memory.dmp

    Filesize

    600KB

  • memory/3576-54-0x00000000077F0000-0x0000000007801000-memory.dmp

    Filesize

    68KB

  • memory/3576-55-0x0000000007820000-0x000000000782E000-memory.dmp

    Filesize

    56KB

  • memory/3576-56-0x0000000007830000-0x0000000007844000-memory.dmp

    Filesize

    80KB

  • memory/3576-57-0x0000000007930000-0x000000000794A000-memory.dmp

    Filesize

    104KB

  • memory/3576-19-0x00000000752D0000-0x0000000075A80000-memory.dmp

    Filesize

    7.7MB

  • memory/3576-59-0x0000000007910000-0x0000000007918000-memory.dmp

    Filesize

    32KB

  • memory/3576-62-0x00000000752D0000-0x0000000075A80000-memory.dmp

    Filesize

    7.7MB

  • memory/3576-16-0x0000000004D10000-0x0000000004D46000-memory.dmp

    Filesize

    216KB