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Analysis

  • max time kernel
    119s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    16/04/2024, 15:13

General

  • Target

    e-dekont_html.scr.exe

  • Size

    1.0MB

  • MD5

    abc774f48c2e514bde4ba275a4314b4a

  • SHA1

    141d5d859afb0340302bd4ee2ca2be9493f39804

  • SHA256

    fad3e7058eb2fa88ce97e62a6a243748d6736f9c4e21e4112ed61a40813588b2

  • SHA512

    3d2158afab276197313827e33bf25302b623fbf69a48892fcceb69c50690bf6bf9e7047ab18870030259bdb34d9b3fa7a32552a6964698f354e03ae531978065

  • SSDEEP

    24576:kp7jSc9duaYoRV9ii5nHMAXJ2LiMOxckwle5O4i:sGc9VTntVXJKiu

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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).

  • 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 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e-dekont_html.scr.exe
    "C:\Users\Admin\AppData\Local\Temp\e-dekont_html.scr.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2224
    • 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\e-dekont_html.scr.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2572
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ZRbgEuSJYOgOl.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2792
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZRbgEuSJYOgOl" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE15A.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2604
    • C:\Users\Admin\AppData\Local\Temp\e-dekont_html.scr.exe
      "C:\Users\Admin\AppData\Local\Temp\e-dekont_html.scr.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2488

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpE15A.tmp

    Filesize

    1KB

    MD5

    56b446afbbc076f24b03212517a80a8b

    SHA1

    17556ea75c9f18565161a615ebd035d5a1564d39

    SHA256

    3305215abec2152c8fbfe8bc3d5fb8a4f9a591cce6a069b073951b7e58f4bcb7

    SHA512

    84e4f5953d235387775770b6a20561f08eb45ef4848e4e9811168220e440b1e6f4aac4b3b9397ba955ca31af0d5696218eb591822c067b26562f0a48b997ab59

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

    Filesize

    7KB

    MD5

    98e178e7bf1f6b404c85c4c225f0aadb

    SHA1

    18abe64825780a5e2b665a3fafdd2adf8269376c

    SHA256

    61b6391b54898766172c8f1781ec9d750cc6eec564d94e9442297464201ed6c7

    SHA512

    6860a85d95e31dea8108d72f7961d2ba58c2b095371795a159c3b53f89c1aaf47b3167bef0f09256e73df9e408d0157c92b373a4edb024e972fbc9c9b3194922

  • memory/2224-34-0x0000000073F20000-0x000000007460E000-memory.dmp

    Filesize

    6.9MB

  • memory/2224-27-0x0000000073F20000-0x000000007460E000-memory.dmp

    Filesize

    6.9MB

  • memory/2224-4-0x00000000005B0000-0x00000000005C2000-memory.dmp

    Filesize

    72KB

  • memory/2224-5-0x00000000005E0000-0x00000000005E8000-memory.dmp

    Filesize

    32KB

  • memory/2224-6-0x00000000005F0000-0x00000000005FC000-memory.dmp

    Filesize

    48KB

  • memory/2224-7-0x0000000006EE0000-0x0000000006F20000-memory.dmp

    Filesize

    256KB

  • memory/2224-8-0x0000000006E50000-0x0000000006ED2000-memory.dmp

    Filesize

    520KB

  • memory/2224-2-0x0000000006EE0000-0x0000000006F20000-memory.dmp

    Filesize

    256KB

  • memory/2224-1-0x0000000073F20000-0x000000007460E000-memory.dmp

    Filesize

    6.9MB

  • memory/2224-0-0x00000000011B0000-0x00000000012B4000-memory.dmp

    Filesize

    1.0MB

  • memory/2224-3-0x00000000075D0000-0x0000000007670000-memory.dmp

    Filesize

    640KB

  • memory/2488-33-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2488-45-0x0000000072C00000-0x00000000732EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2488-31-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2488-29-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2488-24-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2488-36-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2488-20-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2488-22-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2488-50-0x0000000072C00000-0x00000000732EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2488-51-0x00000000047E0000-0x0000000004820000-memory.dmp

    Filesize

    256KB

  • memory/2488-47-0x00000000047E0000-0x0000000004820000-memory.dmp

    Filesize

    256KB

  • memory/2488-26-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2572-41-0x0000000002580000-0x00000000025C0000-memory.dmp

    Filesize

    256KB

  • memory/2572-43-0x0000000002580000-0x00000000025C0000-memory.dmp

    Filesize

    256KB

  • memory/2572-42-0x000000006EAF0000-0x000000006F09B000-memory.dmp

    Filesize

    5.7MB

  • memory/2572-46-0x0000000002580000-0x00000000025C0000-memory.dmp

    Filesize

    256KB

  • memory/2572-48-0x000000006EAF0000-0x000000006F09B000-memory.dmp

    Filesize

    5.7MB

  • memory/2572-37-0x000000006EAF0000-0x000000006F09B000-memory.dmp

    Filesize

    5.7MB

  • memory/2792-44-0x0000000002360000-0x00000000023A0000-memory.dmp

    Filesize

    256KB

  • memory/2792-40-0x000000006EAF0000-0x000000006F09B000-memory.dmp

    Filesize

    5.7MB

  • memory/2792-38-0x000000006EAF0000-0x000000006F09B000-memory.dmp

    Filesize

    5.7MB

  • memory/2792-49-0x000000006EAF0000-0x000000006F09B000-memory.dmp

    Filesize

    5.7MB

  • memory/2792-39-0x0000000002360000-0x00000000023A0000-memory.dmp

    Filesize

    256KB