Analysis

  • max time kernel
    93s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-09-2024 05:30

General

  • Target

    tmphlonpwoe.exe

  • Size

    821KB

  • MD5

    87113dcc0719f80633c986c184c7e29f

  • SHA1

    9033d77c48bf796483bf8ba448bfd09aaaf162a1

  • SHA256

    3ab5cfa98e47af08a289ebfb6bfcdb40b109ac077c1b655b47798cb559931724

  • SHA512

    d6d7c62ca6d08f3fdad5ee4405882707d4d8ecbd8684067e85195b603a14a8c36b3ec5fd4b1dfe6a08d923ae56e4cb75ca350723159615b9a53752a57db38f30

  • SSDEEP

    24576:UfT2Hd8Vr98Fl0Yu/d4NOuhPpkBfJXAvR:UfTUd8VJ8Fl0YZpCBfJXAJ

Malware Config

Extracted

Family

agenttesla

Credentials

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.

  • 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 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmphlonpwoe.exe
    "C:\Users\Admin\AppData\Local\Temp\tmphlonpwoe.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:2328
    • 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\tmphlonpwoe.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3964
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TKFJVphocGEKC.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4804
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TKFJVphocGEKC" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4031.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:548
    • C:\Users\Admin\AppData\Local\Temp\tmphlonpwoe.exe
      "C:\Users\Admin\AppData\Local\Temp\tmphlonpwoe.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2284

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

    51220f1d32dcac84e16c521a92c69e71

    SHA1

    80dd695752384fb4859a0240492711cc98b99a05

    SHA256

    529a68f38369aa72b0e3c2116d7bed7132396cc3c1b2f73ae4a0c47fd812c1f9

    SHA512

    93d5a77699fac4f53dfb67d5032a8b2a9aa206d3e26ed988096cc3624aa7b94cb484e9209a92183c932649830ce39f13fcdee2a1ca7d12bcfe464c3ae1410270

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1szqttiy.ccm.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp4031.tmp

    Filesize

    1KB

    MD5

    d73835bb05b86bfe824371e7622a1ac9

    SHA1

    81f3520af1bdce6703f951dac9d386d4d8cf02c3

    SHA256

    e8dc8360bc02dcd7d90814ea2848480632e5d6b1aa26cc6c368448e05152d8f9

    SHA512

    f1fdda2cc96014d2a2d38e58c21b2bcc08c5869e8f1ee2db9f7388d6b4d88be4c068dad1f5fb34681f2863276aef3f56aba53649e82a3a4120ebd00944e453f0

  • memory/2284-79-0x00000000060C0000-0x0000000006110000-memory.dmp

    Filesize

    320KB

  • memory/2284-31-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2328-5-0x0000000005190000-0x000000000519A000-memory.dmp

    Filesize

    40KB

  • memory/2328-7-0x0000000005530000-0x0000000005548000-memory.dmp

    Filesize

    96KB

  • memory/2328-8-0x00000000746DE000-0x00000000746DF000-memory.dmp

    Filesize

    4KB

  • memory/2328-9-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/2328-10-0x0000000005670000-0x00000000056F2000-memory.dmp

    Filesize

    520KB

  • memory/2328-11-0x0000000008360000-0x00000000083FC000-memory.dmp

    Filesize

    624KB

  • memory/2328-6-0x0000000005440000-0x00000000054E8000-memory.dmp

    Filesize

    672KB

  • memory/2328-4-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/2328-3-0x0000000005240000-0x00000000052D2000-memory.dmp

    Filesize

    584KB

  • memory/2328-0-0x00000000746DE000-0x00000000746DF000-memory.dmp

    Filesize

    4KB

  • memory/2328-40-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/2328-2-0x00000000057F0000-0x0000000005D94000-memory.dmp

    Filesize

    5.6MB

  • memory/2328-1-0x00000000006F0000-0x000000000079C000-memory.dmp

    Filesize

    688KB

  • memory/3964-76-0x0000000007C30000-0x0000000007C4A000-memory.dmp

    Filesize

    104KB

  • memory/3964-17-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/3964-24-0x0000000006210000-0x0000000006276000-memory.dmp

    Filesize

    408KB

  • memory/3964-90-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/3964-25-0x0000000006280000-0x00000000062E6000-memory.dmp

    Filesize

    408KB

  • memory/3964-16-0x0000000005390000-0x00000000053C6000-memory.dmp

    Filesize

    216KB

  • memory/3964-33-0x00000000062F0000-0x0000000006644000-memory.dmp

    Filesize

    3.3MB

  • memory/3964-20-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/3964-23-0x0000000006170000-0x0000000006192000-memory.dmp

    Filesize

    136KB

  • memory/3964-19-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/3964-81-0x0000000007E60000-0x0000000007E6E000-memory.dmp

    Filesize

    56KB

  • memory/3964-18-0x0000000005A00000-0x0000000006028000-memory.dmp

    Filesize

    6.2MB

  • memory/3964-78-0x0000000007EB0000-0x0000000007F46000-memory.dmp

    Filesize

    600KB

  • memory/3964-64-0x0000000006EC0000-0x0000000006EDE000-memory.dmp

    Filesize

    120KB

  • memory/3964-53-0x0000000074F30000-0x0000000074F7C000-memory.dmp

    Filesize

    304KB

  • memory/3964-77-0x0000000007CA0000-0x0000000007CAA000-memory.dmp

    Filesize

    40KB

  • memory/3964-75-0x0000000008270000-0x00000000088EA000-memory.dmp

    Filesize

    6.5MB

  • memory/4804-35-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/4804-74-0x0000000007020000-0x00000000070C3000-memory.dmp

    Filesize

    652KB

  • memory/4804-63-0x0000000074F30000-0x0000000074F7C000-memory.dmp

    Filesize

    304KB

  • memory/4804-52-0x0000000006FE0000-0x0000000007012000-memory.dmp

    Filesize

    200KB

  • memory/4804-80-0x0000000007320000-0x0000000007331000-memory.dmp

    Filesize

    68KB

  • memory/4804-51-0x0000000006320000-0x000000000636C000-memory.dmp

    Filesize

    304KB

  • memory/4804-82-0x0000000007360000-0x0000000007374000-memory.dmp

    Filesize

    80KB

  • memory/4804-83-0x0000000007460000-0x000000000747A000-memory.dmp

    Filesize

    104KB

  • memory/4804-84-0x0000000007440000-0x0000000007448000-memory.dmp

    Filesize

    32KB

  • memory/4804-50-0x0000000005DD0000-0x0000000005DEE000-memory.dmp

    Filesize

    120KB

  • memory/4804-32-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/4804-91-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB

  • memory/4804-22-0x00000000746D0000-0x0000000074E80000-memory.dmp

    Filesize

    7.7MB