Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    23-05-2024 02:28

General

  • Target

    7d7df676602a9235025bdcc7f5e550d532f294d6e4bd2195e12390e342bccd32.exe

  • Size

    672KB

  • MD5

    b61f68ef968ddae3a9743437fdd26f88

  • SHA1

    3af6f1f6047cbe9319239875f7cc601185d32c94

  • SHA256

    7d7df676602a9235025bdcc7f5e550d532f294d6e4bd2195e12390e342bccd32

  • SHA512

    1d86da57cfaf9697cda684c294da9cc71525e4cc51d9eb8c73eff182ddac5644c2a28887328d408c0e3d12583eba57ce525d08069a28da438475cb9817b33778

  • SSDEEP

    12288:JzDi8LkpEaNB+shFpO31Yw3v2KL9sfHdYrtnoWTKx7FO/fv0Qsb/LkR:JzmjEcB+sbpoSw3JCdY19mQ/fv0QW/O

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • 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 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7d7df676602a9235025bdcc7f5e550d532f294d6e4bd2195e12390e342bccd32.exe
    "C:\Users\Admin\AppData\Local\Temp\7d7df676602a9235025bdcc7f5e550d532f294d6e4bd2195e12390e342bccd32.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2700
    • 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\7d7df676602a9235025bdcc7f5e550d532f294d6e4bd2195e12390e342bccd32.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2664
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\Jdysdl.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2564
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\Jdysdl" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3B4C.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2932
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2440

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp3B4C.tmp

    Filesize

    1KB

    MD5

    03a3c031da1566a5736564781b0595b3

    SHA1

    9682088dc36fb4d3c15fdcadfb386ea91789231c

    SHA256

    9a58e5536ddfd366e5a66bf6ae2d74de8bdcbe0af13b1d81fdcb52d1180a7df6

    SHA512

    1ece6e06f3989d9406174aed08b118a5a77b6c85b559e54697ab696d0bfac4057612a14cff0f25bbf3c70dbfb84c88fa3afc5238c067718784f686f461a540c6

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\WF1D8ZZKPFLFFG9SRPU7.temp

    Filesize

    7KB

    MD5

    5774b8f9a3784460e8f299bf5bd34964

    SHA1

    dcb033fba698fba84f19f8dc3f1f14daeeec8659

    SHA256

    a65e022079882ac22c58835fc064a6afbda40891956c7ca22f339c06bad8cd16

    SHA512

    386e8d0b501307efef9335802877e76f120d81338fa0b8262f3ba885b88108ddb6db68552e7a6cec358e41c547c9489c25d09d078d728e7777840d7ded63c9ac

  • memory/2440-27-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2440-29-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2440-18-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2440-20-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2440-22-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2440-24-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2440-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2440-28-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2700-30-0x0000000074A30000-0x000000007511E000-memory.dmp

    Filesize

    6.9MB

  • memory/2700-3-0x00000000005A0000-0x00000000005BA000-memory.dmp

    Filesize

    104KB

  • memory/2700-0-0x0000000074A3E000-0x0000000074A3F000-memory.dmp

    Filesize

    4KB

  • memory/2700-1-0x0000000000160000-0x000000000020A000-memory.dmp

    Filesize

    680KB

  • memory/2700-2-0x0000000074A30000-0x000000007511E000-memory.dmp

    Filesize

    6.9MB

  • memory/2700-5-0x00000000052A0000-0x0000000005322000-memory.dmp

    Filesize

    520KB

  • memory/2700-4-0x00000000003D0000-0x00000000003E0000-memory.dmp

    Filesize

    64KB