Analysis

  • max time kernel
    121s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231130-en
  • resource tags

    arch:x64arch:x86image:win7-20231130-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2023 18:20

General

  • Target

    34cd5a3fe4b96b4fd09ec6ea72ee1cd3924d5a69cd1a27c894c44cc705e6b5f8exe.exe

  • Size

    811KB

  • MD5

    12ce994a7771f557860a1dd0a6d7fa86

  • SHA1

    02fb55374e6fcc35838a86f61be0d1777c5b0ce1

  • SHA256

    34cd5a3fe4b96b4fd09ec6ea72ee1cd3924d5a69cd1a27c894c44cc705e6b5f8

  • SHA512

    6938c6c7a02b0260fe96563e36b438729b4a0251f59c5a74e1ea0bb845773ec3e6b5c88626984288b84088084c904ffd7f717655d7244bee03449d24b36f6302

  • SSDEEP

    24576:o34/up+pJcQ52CON7+xxPBeGVWtbU5N7:o38PJyN7+xWMWtIj

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\34cd5a3fe4b96b4fd09ec6ea72ee1cd3924d5a69cd1a27c894c44cc705e6b5f8exe.exe
    "C:\Users\Admin\AppData\Local\Temp\34cd5a3fe4b96b4fd09ec6ea72ee1cd3924d5a69cd1a27c894c44cc705e6b5f8exe.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2888
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\cUdojGRmEv.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1740
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\cUdojGRmEv" /XML "C:\Users\Admin\AppData\Local\Temp\tmp562B.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2972
    • C:\Users\Admin\AppData\Local\Temp\34cd5a3fe4b96b4fd09ec6ea72ee1cd3924d5a69cd1a27c894c44cc705e6b5f8exe.exe
      "C:\Users\Admin\AppData\Local\Temp\34cd5a3fe4b96b4fd09ec6ea72ee1cd3924d5a69cd1a27c894c44cc705e6b5f8exe.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2612

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp562B.tmp

    Filesize

    1KB

    MD5

    41987dedfbfa7bf27516fe7e7caf61df

    SHA1

    00c58c77a48fb8414368f25816b67b5bec421ddb

    SHA256

    5ae1b5bc5ede70af5152633a340456a92c1b1cf4708db681d1a5ac4e20908afe

    SHA512

    097814b5ce22b3fa5f5b97775805e9e1cc47e15b5c478eb259b9e625d303967ec8cc1dd9fc922f9224764c34dc690d9a41284de78a4f08b450cd0716048462e2

  • memory/1740-33-0x000000006EE70000-0x000000006F41B000-memory.dmp

    Filesize

    5.7MB

  • memory/1740-30-0x00000000029A0000-0x00000000029E0000-memory.dmp

    Filesize

    256KB

  • memory/1740-31-0x00000000029A0000-0x00000000029E0000-memory.dmp

    Filesize

    256KB

  • memory/1740-28-0x000000006EE70000-0x000000006F41B000-memory.dmp

    Filesize

    5.7MB

  • memory/1740-27-0x000000006EE70000-0x000000006F41B000-memory.dmp

    Filesize

    5.7MB

  • memory/2612-17-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2612-32-0x0000000073680000-0x0000000073D6E000-memory.dmp

    Filesize

    6.9MB

  • memory/2612-35-0x0000000073680000-0x0000000073D6E000-memory.dmp

    Filesize

    6.9MB

  • memory/2612-15-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2612-16-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2612-21-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2612-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2612-23-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2612-34-0x0000000004BF0000-0x0000000004C30000-memory.dmp

    Filesize

    256KB

  • memory/2612-26-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2612-18-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2612-29-0x0000000004BF0000-0x0000000004C30000-memory.dmp

    Filesize

    256KB

  • memory/2888-5-0x0000000000670000-0x000000000067A000-memory.dmp

    Filesize

    40KB

  • memory/2888-4-0x00000000004B0000-0x00000000004B8000-memory.dmp

    Filesize

    32KB

  • memory/2888-0-0x00000000001F0000-0x00000000002C2000-memory.dmp

    Filesize

    840KB

  • memory/2888-3-0x0000000000640000-0x0000000000658000-memory.dmp

    Filesize

    96KB

  • memory/2888-2-0x0000000004DA0000-0x0000000004DE0000-memory.dmp

    Filesize

    256KB

  • memory/2888-6-0x00000000053A0000-0x000000000541A000-memory.dmp

    Filesize

    488KB

  • memory/2888-1-0x0000000074B20000-0x000000007520E000-memory.dmp

    Filesize

    6.9MB

  • memory/2888-25-0x0000000074B20000-0x000000007520E000-memory.dmp

    Filesize

    6.9MB

  • memory/2888-14-0x0000000074B20000-0x000000007520E000-memory.dmp

    Filesize

    6.9MB