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Analysis

  • max time kernel
    129s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04/10/2024, 16:41

General

  • Target

    Quotion and Basic design for crownex LLC Targeted For August 2021 for Installation.exe

  • Size

    1.5MB

  • MD5

    cc158aa6faf4d7abc757d357ac0b111b

  • SHA1

    693a957e2210967db1b81b2eac16c84ad5ca94f8

  • SHA256

    56e087b21f37332101df269e8ca633b63c00d5eddc6b6ebe276a75da8a2c942f

  • SHA512

    3f30e11dd2c46ba3ae577d132dbfc79c403b489b1f5c1a0103e4e84f3f812c80faff8cf218d427a9af873e38eef96b60839b0a121887b66e5951e8fb5c2163fa

  • SSDEEP

    12288:cCygz6bfdp5RnvciPNLBBgYCuyVkfemJ2DkI0PsH77MwAQ6H+Uy1Susr8MmH3jD:Dof5RnEIL8u0TDkTk5BZZS5R0

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.greengroup.pk
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    @@@greentech123###

Signatures

  • AgentTesla

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

  • AgentTesla payload 5 IoCs
  • 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.

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • 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.

  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Quotion and Basic design for crownex LLC Targeted For August 2021 for Installation.exe
    "C:\Users\Admin\AppData\Local\Temp\Quotion and Basic design for crownex LLC Targeted For August 2021 for Installation.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2480
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OEgYcR" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8B8D.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2968
    • C:\Users\Admin\AppData\Local\Temp\Quotion and Basic design for crownex LLC Targeted For August 2021 for Installation.exe
      "C:\Users\Admin\AppData\Local\Temp\Quotion and Basic design for crownex LLC Targeted For August 2021 for Installation.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:2736

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp8B8D.tmp

    Filesize

    1KB

    MD5

    287405f7af21ed4a371b5dc1b3f52f1c

    SHA1

    d59ec7fa48c88af7c526a9e2ddfad507369d6473

    SHA256

    5fc0456a397127334d3bbbe0f516f03a12aef096b8689ee9ba44fa22c3a46dc3

    SHA512

    73d1996f7cafa2ed97374f79dc6677e88498ecaf95a3f70a3f5cabeb61f81f85d16f25808a7d60f654aa99c663f121246d313c7453badf92ad9e72523b8e82dd

  • memory/2480-0-0x00000000740FE000-0x00000000740FF000-memory.dmp

    Filesize

    4KB

  • memory/2480-1-0x0000000000EE0000-0x000000000106A000-memory.dmp

    Filesize

    1.5MB

  • memory/2480-2-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2480-3-0x0000000000380000-0x000000000039E000-memory.dmp

    Filesize

    120KB

  • memory/2480-4-0x00000000740FE000-0x00000000740FF000-memory.dmp

    Filesize

    4KB

  • memory/2480-5-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2480-6-0x0000000005780000-0x0000000005822000-memory.dmp

    Filesize

    648KB

  • memory/2480-7-0x0000000000A10000-0x0000000000A4C000-memory.dmp

    Filesize

    240KB

  • memory/2480-25-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2736-19-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2736-23-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2736-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2736-16-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2736-15-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2736-21-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2736-14-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2736-13-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2736-24-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2736-26-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2736-27-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2736-28-0x00000000740F0000-0x00000000747DE000-memory.dmp

    Filesize

    6.9MB