Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 01:21

General

  • Target

    4e4facfb16dc437fb99380cbc0a47fe1c1b68960def6a235a277cdcceda157e1.exe

  • Size

    655KB

  • MD5

    f581d30c2f72ca0e9c28de7ccb8e7ca1

  • SHA1

    9f5b64f076459dc6148cf99aa1e2e0a637acbf2f

  • SHA256

    4e4facfb16dc437fb99380cbc0a47fe1c1b68960def6a235a277cdcceda157e1

  • SHA512

    150f22ed63211e111daaec8d45c9701e942bcb4e83e2caa835befbdb1c99e1623b808a1e40ad187aae5a6da57d44858136c4fda878bc721d2791e6036c443fbf

  • SSDEEP

    12288:jrHgUAeamxnXOwc/q1B1OX0fD30dZC3TrL2bnClM6XY0SMBENNHVtZ1L+usDXlQo:/g/Yewiq1LH30XmTrLiClM6X1AHVX1Lw

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6903206003:AAFF6yOZVX0NDeRB5rBj48VYNGsWBB__dvI/

Signatures

  • AgentTesla

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

  • 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
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4e4facfb16dc437fb99380cbc0a47fe1c1b68960def6a235a277cdcceda157e1.exe
    "C:\Users\Admin\AppData\Local\Temp\4e4facfb16dc437fb99380cbc0a47fe1c1b68960def6a235a277cdcceda157e1.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3000
    • 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:2828
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 3000 -s 708
      2⤵
        PID:1980

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2828-5-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2828-15-0x00000000744E0000-0x0000000074BCE000-memory.dmp

      Filesize

      6.9MB

    • memory/2828-4-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2828-13-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2828-9-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2828-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2828-7-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2828-6-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2828-19-0x00000000744E0000-0x0000000074BCE000-memory.dmp

      Filesize

      6.9MB

    • memory/2828-18-0x00000000744EE000-0x00000000744EF000-memory.dmp

      Filesize

      4KB

    • memory/2828-14-0x00000000744EE000-0x00000000744EF000-memory.dmp

      Filesize

      4KB

    • memory/2828-11-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/3000-3-0x0000000000B60000-0x0000000000BF6000-memory.dmp

      Filesize

      600KB

    • memory/3000-1-0x0000000001060000-0x0000000001074000-memory.dmp

      Filesize

      80KB

    • memory/3000-16-0x000007FEF56F3000-0x000007FEF56F4000-memory.dmp

      Filesize

      4KB

    • memory/3000-17-0x000007FEF56F0000-0x000007FEF60DC000-memory.dmp

      Filesize

      9.9MB

    • memory/3000-2-0x000007FEF56F0000-0x000007FEF60DC000-memory.dmp

      Filesize

      9.9MB

    • memory/3000-0-0x000007FEF56F3000-0x000007FEF56F4000-memory.dmp

      Filesize

      4KB