Analysis

  • max time kernel
    121s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    27-04-2024 01:48

General

  • Target

    897d8cdd092ed26be93e6cd9b384da90128f98d5b80e21ee95ca95ba5ce40f17.exe

  • Size

    819KB

  • MD5

    b3357f4dfe7dbe081d64e8a95bcac220

  • SHA1

    581795553739ed6c2bfa8f73c1c361c75f163dd6

  • SHA256

    897d8cdd092ed26be93e6cd9b384da90128f98d5b80e21ee95ca95ba5ce40f17

  • SHA512

    f3e2eb82e0b5586d1d112ca0f632b33562411cc2804c9e1ffb153cf6c51fc0556d34184a99cd8ffd640bf65bc4c723e148878d5aea1f090a15860848410f6b33

  • SSDEEP

    12288:1lqnHvjNIrpf9rN/mc/Ckm85fy1kOPJ1/Sp2oW0xj/R8+AU0YMa13nlZv:1wPjKr5BNDhm8561Op1W0t/RxAUlMGZ

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6966006943:AAFt2O0O-c3D4lGLDjurHIrImKjoPwoQE2c/

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
  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\897d8cdd092ed26be93e6cd9b384da90128f98d5b80e21ee95ca95ba5ce40f17.exe
    "C:\Users\Admin\AppData\Local\Temp\897d8cdd092ed26be93e6cd9b384da90128f98d5b80e21ee95ca95ba5ce40f17.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3000
    • 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\897d8cdd092ed26be93e6cd9b384da90128f98d5b80e21ee95ca95ba5ce40f17.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3052
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\oybDlVUdcwt.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2684
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oybDlVUdcwt" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3A23.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2600
    • 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
      • Suspicious use of SetWindowsHookEx
      PID:2628

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp3A23.tmp
    Filesize

    1KB

    MD5

    c8a6d50da147b2471fc01ddd39b653da

    SHA1

    9632cb8e41144949cdb6307e6aff567d2cb2fa8a

    SHA256

    98a5d957b24f86ad64f23b0ae55e6e093a30064202ed4418c4387591a6dddba6

    SHA512

    7929700c93359f3486387306f9de269c04524da948a736a7f6441c6f93fcd85919b11687d5d094af37abc45739a74c7c7bd52a3f38dd5559eb9026187ad9684a

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\4V1L3WEEGFYMP8HL92X2.temp
    Filesize

    7KB

    MD5

    1d279ce54f1b6c8f48ea8bc2ddce0bcf

    SHA1

    15fcf6f95ca8bd218d0b6ea698eb2da6e66344ff

    SHA256

    cb19bdb5608fba2bc41586126771bd420d90c883966a55389c2c2175c51c3a03

    SHA512

    1cc669e61456d725c9c2227fdaf4f85a54db0d672478ab182ecb77e4b795beb7606dc06b3cf9731b563044ef6f1b726c3e8313dab5375fe810dc48446f256a67

  • memory/2628-20-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2628-24-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2628-27-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2628-18-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2628-28-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2628-22-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2628-29-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2628-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/3000-2-0x00000000021D0000-0x0000000002210000-memory.dmp
    Filesize

    256KB

  • memory/3000-1-0x0000000074160000-0x000000007484E000-memory.dmp
    Filesize

    6.9MB

  • memory/3000-0-0x0000000000C30000-0x0000000000D02000-memory.dmp
    Filesize

    840KB

  • memory/3000-3-0x0000000000460000-0x0000000000480000-memory.dmp
    Filesize

    128KB

  • memory/3000-5-0x0000000004480000-0x0000000004502000-memory.dmp
    Filesize

    520KB

  • memory/3000-4-0x00000000005C0000-0x00000000005D4000-memory.dmp
    Filesize

    80KB

  • memory/3000-30-0x0000000074160000-0x000000007484E000-memory.dmp
    Filesize

    6.9MB