Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    21-11-2024 10:00

General

  • Target

    Wire slip account payable.pif.exe

  • Size

    758KB

  • MD5

    f3c67cd1bbb9c8a8bcb56ee97c5a7b27

  • SHA1

    ad3397267ada55bca8d547dbb93bc79f40d138cf

  • SHA256

    a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d

  • SHA512

    6bd165450a9007ce4e90a120455bb9ff5914e423e99266cdc854b91aaea9376c3d54f78ab2ee034597ac90de74462f9e9e8b74b598e3d5c3b5edb834df0f757e

  • SSDEEP

    12288:grOY+Ri3AgFdh1QW4s+HCBhKBSh4/wFgfyYVWmTr6bzoAlHJ35mkR:pQ3Ag/QzsjBgBShKagfJVtv63oArD

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot7180778750:AAGcpZL53RI1C6DEr2Yp4lM3UKxKArXTZ4I/

Signatures

  • AgentTesla

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

  • Agenttesla family
  • 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.

  • 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.

  • Looks up external IP address via web service 1 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Wire slip account payable.pif.exe
    "C:\Users\Admin\AppData\Local\Temp\Wire slip account payable.pif.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1628
    • 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\Wire slip account payable.pif.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2248
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\EQVRGq.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2824
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\EQVRGq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3015.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2900
    • C:\Users\Admin\AppData\Local\Temp\Wire slip account payable.pif.exe
      "C:\Users\Admin\AppData\Local\Temp\Wire slip account payable.pif.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2796

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp3015.tmp

    Filesize

    1KB

    MD5

    cffad4242b122cc69dcb11a3974e68cd

    SHA1

    ce4d6e9ded704c622620b3b5eb02f7adfda7a116

    SHA256

    57f2d38e5655de33f808c4d029f0024f7eb7b240174c4893272caef6d809041a

    SHA512

    384ce5a54e0064fc4fea0664e44067bea352257eb41546591abbdcc3d0f7335189c48cc2339666e781ee4c19cec71d97a3bcafe830bb6d70425121ebd35f6b13

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\QHZ1926ZUNAV9JASAM5E.temp

    Filesize

    7KB

    MD5

    338c394b7568df58edc45fcba95fd6ff

    SHA1

    b9e3908b42e883c22a54097472228d6082980b1b

    SHA256

    c89cd4480aa140e6f6433082a2dcec0890e6d747d23d4378f4cf69df6ef70d97

    SHA512

    7227aa08790dc2a4522074ad543b56b825b93c1407128fe328c36e409349eaf290f30975859501ee321b5fc33a90129fc8251505c91f744499637dc6066f2074

  • memory/1628-4-0x0000000000240000-0x0000000000252000-memory.dmp

    Filesize

    72KB

  • memory/1628-31-0x0000000074B00000-0x00000000751EE000-memory.dmp

    Filesize

    6.9MB

  • memory/1628-0-0x0000000074B0E000-0x0000000074B0F000-memory.dmp

    Filesize

    4KB

  • memory/1628-5-0x0000000074B00000-0x00000000751EE000-memory.dmp

    Filesize

    6.9MB

  • memory/1628-6-0x0000000005070000-0x00000000050F8000-memory.dmp

    Filesize

    544KB

  • memory/1628-2-0x0000000074B00000-0x00000000751EE000-memory.dmp

    Filesize

    6.9MB

  • memory/1628-1-0x0000000000C00000-0x0000000000CBE000-memory.dmp

    Filesize

    760KB

  • memory/1628-3-0x0000000074B0E000-0x0000000074B0F000-memory.dmp

    Filesize

    4KB

  • memory/2796-19-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2796-30-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2796-29-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2796-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2796-25-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2796-23-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2796-22-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2796-28-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB