Analysis

  • max time kernel
    118s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    21-11-2023 02:01

General

  • Target

    231121-12-AgentTesla-68ee1d.exe

  • Size

    680KB

  • MD5

    e0e1e4aa472b0bcf592af108fcdf3766

  • SHA1

    68ee1d50ac00f2955a64a706c11051fc0868ad52

  • SHA256

    30c134a54ba31202c19aa3ae7ed6b246ad462b1b930e6c26aba0cb616da4ff05

  • SHA512

    38224bf421bfdf22baee1778ff3b013f1399c0eeacd2c36c787de44a807e595eb35a7aed56ae7bbedd1931173a1d4f30905df812a451266f95507d58df012808

  • SSDEEP

    12288:EeQXucvCeAeQseQGliPMg/VcrVE8xPvnv9884YYCydMqBFkg5wmc0Q9nqzBm1Vn:Ee4ucqeAete5WMQV7Onv9tYdu0/Gt

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6820629737:AAGJ8tOkoD9jFHkd_L1kG1ntQ1J6zLhFsMc/

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.

  • Looks up external IP address via web service 2 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).

  • 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 4 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\231121-12-AgentTesla-68ee1d.exe
    "C:\Users\Admin\AppData\Local\Temp\231121-12-AgentTesla-68ee1d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1200
    • 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\231121-12-AgentTesla-68ee1d.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2788
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\jqNNrgyvbtfJQ.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3012
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jqNNrgyvbtfJQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9A8B.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2740
    • C:\Users\Admin\AppData\Local\Temp\231121-12-AgentTesla-68ee1d.exe
      "C:\Users\Admin\AppData\Local\Temp\231121-12-AgentTesla-68ee1d.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2672

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp9A8B.tmp

    Filesize

    1KB

    MD5

    70a005ef5462bcfd439ebb68ae072613

    SHA1

    1952432a7e94428d1d48d4517edfe597bb162098

    SHA256

    57d542e29a165149183f3a996b3a5b6323acbd39ef3a1d0ceef964cf90ebd922

    SHA512

    bf589630a500b527ded5074cfebdb04a5be5d2fa5f23fe1e43ac82a2ebe301af50cb8698e408023ec2af69716dc78385dc7b8e960ce9a4c5e4c08433fa4be54a

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\2TKQRWPA0FQSXEFNQS7K.temp

    Filesize

    7KB

    MD5

    568ffa3c34e375fa93140aa0e91480d9

    SHA1

    53838dfd67bdb7fb2fe5c6f1f736be9d4ccfd1f2

    SHA256

    cbbbeea45ef5ef9784ad64d625bf9bee50025762aa2fd4162a40d7146523215b

    SHA512

    76643c8f26f87699242fde4e0ab86851d965238a40500cbe070abf31ec1f9f9e8a386fe176c542fdac11a694959d78bf90a986f01487674a17e02260154ae1b0

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

    Filesize

    7KB

    MD5

    568ffa3c34e375fa93140aa0e91480d9

    SHA1

    53838dfd67bdb7fb2fe5c6f1f736be9d4ccfd1f2

    SHA256

    cbbbeea45ef5ef9784ad64d625bf9bee50025762aa2fd4162a40d7146523215b

    SHA512

    76643c8f26f87699242fde4e0ab86851d965238a40500cbe070abf31ec1f9f9e8a386fe176c542fdac11a694959d78bf90a986f01487674a17e02260154ae1b0

  • memory/1200-1-0x0000000074400000-0x0000000074AEE000-memory.dmp

    Filesize

    6.9MB

  • memory/1200-0-0x0000000000910000-0x00000000009C0000-memory.dmp

    Filesize

    704KB

  • memory/1200-2-0x0000000004B80000-0x0000000004BC0000-memory.dmp

    Filesize

    256KB

  • memory/1200-3-0x0000000000480000-0x0000000000490000-memory.dmp

    Filesize

    64KB

  • memory/1200-4-0x00000000005F0000-0x00000000005F8000-memory.dmp

    Filesize

    32KB

  • memory/1200-5-0x0000000000600000-0x000000000060A000-memory.dmp

    Filesize

    40KB

  • memory/1200-6-0x0000000004F40000-0x0000000004FBA000-memory.dmp

    Filesize

    488KB

  • memory/1200-32-0x0000000074400000-0x0000000074AEE000-memory.dmp

    Filesize

    6.9MB

  • memory/2672-29-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2672-41-0x0000000074400000-0x0000000074AEE000-memory.dmp

    Filesize

    6.9MB

  • memory/2672-23-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2672-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2672-27-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2672-22-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2672-31-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2672-18-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2672-46-0x0000000074400000-0x0000000074AEE000-memory.dmp

    Filesize

    6.9MB

  • memory/2672-45-0x0000000004B20000-0x0000000004B60000-memory.dmp

    Filesize

    256KB

  • memory/2672-36-0x0000000004B20000-0x0000000004B60000-memory.dmp

    Filesize

    256KB

  • memory/2672-21-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2788-38-0x0000000002100000-0x0000000002140000-memory.dmp

    Filesize

    256KB

  • memory/2788-39-0x0000000002100000-0x0000000002140000-memory.dmp

    Filesize

    256KB

  • memory/2788-42-0x000000006E6A0000-0x000000006EC4B000-memory.dmp

    Filesize

    5.7MB

  • memory/2788-43-0x000000006E6A0000-0x000000006EC4B000-memory.dmp

    Filesize

    5.7MB

  • memory/2788-33-0x000000006E6A0000-0x000000006EC4B000-memory.dmp

    Filesize

    5.7MB

  • memory/3012-37-0x000000006E6A0000-0x000000006EC4B000-memory.dmp

    Filesize

    5.7MB

  • memory/3012-40-0x0000000000420000-0x0000000000460000-memory.dmp

    Filesize

    256KB

  • memory/3012-35-0x0000000000420000-0x0000000000460000-memory.dmp

    Filesize

    256KB

  • memory/3012-44-0x000000006E6A0000-0x000000006EC4B000-memory.dmp

    Filesize

    5.7MB

  • memory/3012-34-0x000000006E6A0000-0x000000006EC4B000-memory.dmp

    Filesize

    5.7MB