Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231201-en
  • resource tags

    arch:x64arch:x86image:win7-20231201-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2023 02:15

General

  • Target

    da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe

  • Size

    831KB

  • MD5

    760aa1072729571f7faa1242cab99ecd

  • SHA1

    0d09e137c6dccac3732e078c1acf0de8e0b856d7

  • SHA256

    da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5

  • SHA512

    eee4fe700a951deb99edaabe3be89c928b8308c40ee4267b46b414abfbbb2e52dfb9c2d9aba2b33bd96858c04ffeb7c1e85eda2caa45e0426c59ffccc1504c89

  • SSDEEP

    12288:ifYNr4RFWxP45+po26iJaYi5Ehgx1RSdNggBArzzWANTXvTQxthcLLrqkUXqDJ6Z:kWk+pJnI/5A+RzgivLTXswL2kU4vRxw

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe
    "C:\Users\Admin\AppData\Local\Temp\da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2252
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\kxndIv.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2688
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kxndIv" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4818.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2740
    • C:\Users\Admin\AppData\Local\Temp\da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe
      "C:\Users\Admin\AppData\Local\Temp\da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2484

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp4818.tmp

    Filesize

    1KB

    MD5

    e3848e8b29caf7c633570d83815b1076

    SHA1

    fd3a21d755702f62e914dcfe2ec1dbb0bba99606

    SHA256

    4bcaa70fc12cf0e46d5538276a5476cb1d3be0d8c7296e49c26c5e99afae33ad

    SHA512

    d78c1f729b4298c197be62738d8f87a8734032c2cab4f8611cbfec703a77564098e6cd025ac2320da6fa4e7fcc62dc7297aac885d9cc3706402733f2ddddbcfb

  • memory/2252-1-0x00000000743B0000-0x0000000074A9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2252-0-0x0000000000850000-0x0000000000926000-memory.dmp

    Filesize

    856KB

  • memory/2252-2-0x0000000000720000-0x0000000000760000-memory.dmp

    Filesize

    256KB

  • memory/2252-3-0x00000000004A0000-0x00000000004B8000-memory.dmp

    Filesize

    96KB

  • memory/2252-4-0x0000000000410000-0x0000000000418000-memory.dmp

    Filesize

    32KB

  • memory/2252-5-0x00000000004C0000-0x00000000004CA000-memory.dmp

    Filesize

    40KB

  • memory/2252-6-0x0000000005C90000-0x0000000005D0A000-memory.dmp

    Filesize

    488KB

  • memory/2252-23-0x00000000743B0000-0x0000000074A9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2484-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2484-32-0x0000000073160000-0x000000007384E000-memory.dmp

    Filesize

    6.9MB

  • memory/2484-16-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2484-14-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2484-19-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2484-12-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2484-24-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2484-26-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2484-35-0x0000000073160000-0x000000007384E000-memory.dmp

    Filesize

    6.9MB

  • memory/2484-34-0x0000000004BF0000-0x0000000004C30000-memory.dmp

    Filesize

    256KB

  • memory/2484-15-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2688-31-0x0000000002E00000-0x0000000002E40000-memory.dmp

    Filesize

    256KB

  • memory/2688-30-0x0000000002E00000-0x0000000002E40000-memory.dmp

    Filesize

    256KB

  • memory/2688-29-0x000000006E7F0000-0x000000006ED9B000-memory.dmp

    Filesize

    5.7MB

  • memory/2688-33-0x000000006E7F0000-0x000000006ED9B000-memory.dmp

    Filesize

    5.7MB

  • memory/2688-28-0x0000000002E00000-0x0000000002E40000-memory.dmp

    Filesize

    256KB

  • memory/2688-27-0x000000006E7F0000-0x000000006ED9B000-memory.dmp

    Filesize

    5.7MB