Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-09-2024 01:44

General

  • Target

    c4152d490edfcc1620c4579bc9e9455b8cb71cb9efecb38140a22385ea95a9ce.exe

  • Size

    641KB

  • MD5

    2546f92a54b6f32407cb0d86c91b330c

  • SHA1

    3b2eeddcae26a3efbb431fc4863e4765ff556392

  • SHA256

    c4152d490edfcc1620c4579bc9e9455b8cb71cb9efecb38140a22385ea95a9ce

  • SHA512

    df3cdd886e0ac5c315e47b352030313d189d51d4d959977421e443cf6fffd02df108319b5b277c202567caa86327803e1aaf9830d89c3bbc8ee7015703f28ea4

  • SSDEEP

    12288:Tbx119VXiwDIgVFyDu7iKXy2pGL3v5GzD1uIOUgQX14JE9xje50VwXH:BD95lGb5GzDL1pg06

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    cash4cars.nz
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    -[([pqM~nGA4

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://cash4cars.nz
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    -[([pqM~nGA4

Signatures

  • AgentTesla

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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 2 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).

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 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 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c4152d490edfcc1620c4579bc9e9455b8cb71cb9efecb38140a22385ea95a9ce.exe
    "C:\Users\Admin\AppData\Local\Temp\c4152d490edfcc1620c4579bc9e9455b8cb71cb9efecb38140a22385ea95a9ce.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:2816
    • 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\c4152d490edfcc1620c4579bc9e9455b8cb71cb9efecb38140a22385ea95a9ce.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3196
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\dpRbrdOWQX.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4836
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dpRbrdOWQX" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC246.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3464
    • C:\Users\Admin\AppData\Local\Temp\c4152d490edfcc1620c4579bc9e9455b8cb71cb9efecb38140a22385ea95a9ce.exe
      "C:\Users\Admin\AppData\Local\Temp\c4152d490edfcc1620c4579bc9e9455b8cb71cb9efecb38140a22385ea95a9ce.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:528

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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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

    54e0fafcedc38a444b2162bf22218492

    SHA1

    da1279f87d43336302a26cdee6ce7f46928ea271

    SHA256

    a151e59d5268ee048e126d7723441474e80734024aad95b7da353b9023ca0e47

    SHA512

    d1e354d68db6fdc520cb894ee583b22e9ea5092dafff9771ff0453b0cd5402bfee73d8f382bf8b998944bbdba439d7d20d334b5971b9ff813815e6358efc478e

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gj1ddxrb.pow.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpC246.tmp

    Filesize

    1KB

    MD5

    c0dcc725d6634021dad2172206cdd0e7

    SHA1

    5a6af91946c0bd0dcc2fbcacfd9e59c5f0defc31

    SHA256

    7f597e34aa74ebfbf953522e8974e8da4ef3729e0dfc68f0c95f1ec2f8156bce

    SHA512

    e4a22b00eb1ed445de041f9dcb871ca14a5a9f054df6e397aff830f1ad454e808aa8dbc5d34cf284646d7ffd344b45cf4be6e4cf41313c5a7ae9d0ee32dde4c4

  • memory/528-80-0x0000000006A40000-0x0000000006A90000-memory.dmp

    Filesize

    320KB

  • memory/528-46-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2816-8-0x0000000074A80000-0x0000000075230000-memory.dmp

    Filesize

    7.7MB

  • memory/2816-7-0x0000000074A8E000-0x0000000074A8F000-memory.dmp

    Filesize

    4KB

  • memory/2816-6-0x0000000005740000-0x0000000005750000-memory.dmp

    Filesize

    64KB

  • memory/2816-9-0x0000000006920000-0x00000000069A2000-memory.dmp

    Filesize

    520KB

  • memory/2816-10-0x0000000008EC0000-0x0000000008F5C000-memory.dmp

    Filesize

    624KB

  • memory/2816-48-0x0000000074A80000-0x0000000075230000-memory.dmp

    Filesize

    7.7MB

  • memory/2816-0-0x0000000074A8E000-0x0000000074A8F000-memory.dmp

    Filesize

    4KB

  • memory/2816-5-0x0000000074A80000-0x0000000075230000-memory.dmp

    Filesize

    7.7MB

  • memory/2816-4-0x00000000052A0000-0x00000000052AA000-memory.dmp

    Filesize

    40KB

  • memory/2816-3-0x00000000052D0000-0x0000000005362000-memory.dmp

    Filesize

    584KB

  • memory/2816-2-0x00000000057E0000-0x0000000005D84000-memory.dmp

    Filesize

    5.6MB

  • memory/2816-1-0x00000000007F0000-0x0000000000896000-memory.dmp

    Filesize

    664KB

  • memory/3196-18-0x0000000074A80000-0x0000000075230000-memory.dmp

    Filesize

    7.7MB

  • memory/3196-90-0x0000000074A80000-0x0000000075230000-memory.dmp

    Filesize

    7.7MB

  • memory/3196-34-0x0000000074A80000-0x0000000075230000-memory.dmp

    Filesize

    7.7MB

  • memory/3196-83-0x0000000007050000-0x0000000007058000-memory.dmp

    Filesize

    32KB

  • memory/3196-50-0x0000000005A80000-0x0000000005ACC000-memory.dmp

    Filesize

    304KB

  • memory/3196-17-0x0000000074A80000-0x0000000075230000-memory.dmp

    Filesize

    7.7MB

  • memory/3196-16-0x0000000004F00000-0x0000000005528000-memory.dmp

    Filesize

    6.2MB

  • memory/3196-15-0x0000000002130000-0x0000000002166000-memory.dmp

    Filesize

    216KB

  • memory/3196-65-0x0000000071150000-0x000000007119C000-memory.dmp

    Filesize

    304KB

  • memory/3196-49-0x0000000005680000-0x000000000569E000-memory.dmp

    Filesize

    120KB

  • memory/4836-27-0x0000000005230000-0x0000000005252000-memory.dmp

    Filesize

    136KB

  • memory/4836-52-0x0000000071150000-0x000000007119C000-memory.dmp

    Filesize

    304KB

  • memory/4836-62-0x00000000072B0000-0x00000000072CE000-memory.dmp

    Filesize

    120KB

  • memory/4836-63-0x00000000072E0000-0x0000000007383000-memory.dmp

    Filesize

    652KB

  • memory/4836-51-0x0000000007070000-0x00000000070A2000-memory.dmp

    Filesize

    200KB

  • memory/4836-64-0x0000000007A60000-0x00000000080DA000-memory.dmp

    Filesize

    6.5MB

  • memory/4836-66-0x0000000007420000-0x000000000743A000-memory.dmp

    Filesize

    104KB

  • memory/4836-32-0x0000000005B20000-0x0000000005B86000-memory.dmp

    Filesize

    408KB

  • memory/4836-76-0x0000000007490000-0x000000000749A000-memory.dmp

    Filesize

    40KB

  • memory/4836-77-0x00000000076A0000-0x0000000007736000-memory.dmp

    Filesize

    600KB

  • memory/4836-78-0x0000000007620000-0x0000000007631000-memory.dmp

    Filesize

    68KB

  • memory/4836-45-0x0000000074A80000-0x0000000075230000-memory.dmp

    Filesize

    7.7MB

  • memory/4836-79-0x0000000007650000-0x000000000765E000-memory.dmp

    Filesize

    56KB

  • memory/4836-81-0x0000000007660000-0x0000000007674000-memory.dmp

    Filesize

    80KB

  • memory/4836-82-0x0000000007760000-0x000000000777A000-memory.dmp

    Filesize

    104KB

  • memory/4836-44-0x0000000005D40000-0x0000000006094000-memory.dmp

    Filesize

    3.3MB

  • memory/4836-33-0x0000000005C00000-0x0000000005C66000-memory.dmp

    Filesize

    408KB

  • memory/4836-21-0x0000000074A80000-0x0000000075230000-memory.dmp

    Filesize

    7.7MB

  • memory/4836-89-0x0000000074A80000-0x0000000075230000-memory.dmp

    Filesize

    7.7MB

  • memory/4836-19-0x0000000074A80000-0x0000000075230000-memory.dmp

    Filesize

    7.7MB