Analysis

  • max time kernel
    122s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2023 03:01

General

  • Target

    7f2bd5ae74aa8c987865c6e8e2ba9f92b6cd157cf285c6f545755bc7158b2cef.exe

  • Size

    679KB

  • MD5

    143bcd7eedd7bba4d27a270b7e3710f0

  • SHA1

    0ca36b8a46dbaa099d75e2a9ff5aadffd7924f07

  • SHA256

    7f2bd5ae74aa8c987865c6e8e2ba9f92b6cd157cf285c6f545755bc7158b2cef

  • SHA512

    b6ab3b6105b9d35d8b12dcb7a392b7b8334f66535fa288faaec16ccf772f0d68da1ffb9bd69eec36d6c4ef3176eadc03529e5072a4263e779a20ef0fcfc80458

  • SSDEEP

    12288:+645+po2MHuPxYXmY7yAkwzY4B7haW2z7WEKGxtja9I:+Z+pJHRoB7haWJxUkI

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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7f2bd5ae74aa8c987865c6e8e2ba9f92b6cd157cf285c6f545755bc7158b2cef.exe
    "C:\Users\Admin\AppData\Local\Temp\7f2bd5ae74aa8c987865c6e8e2ba9f92b6cd157cf285c6f545755bc7158b2cef.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2360
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\zxuvCjJtE.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2744
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zxuvCjJtE" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA3DD.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2672
    • C:\Users\Admin\AppData\Local\Temp\7f2bd5ae74aa8c987865c6e8e2ba9f92b6cd157cf285c6f545755bc7158b2cef.exe
      "C:\Users\Admin\AppData\Local\Temp\7f2bd5ae74aa8c987865c6e8e2ba9f92b6cd157cf285c6f545755bc7158b2cef.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2680

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpA3DD.tmp

    Filesize

    1KB

    MD5

    e841b0ed296d0b83b3e2497896d2ebfc

    SHA1

    f8f22314d6fd9a73dc3f3cc5485bf1e1e7218963

    SHA256

    cf2dbe0903e7492edf50d2653a351cefad89ef630d880710f3a9b2e8da9a991c

    SHA512

    9f25a2bf150c86f6ee3e9fc923872faebf34ffe248ff168e064b3635cfc351a2d9a859adda30da2468324010497634a8df16ea25ecdb1ae1913c0ebe714cb089

  • memory/2360-0-0x0000000001040000-0x00000000010EE000-memory.dmp

    Filesize

    696KB

  • memory/2360-1-0x0000000073FC0000-0x00000000746AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2360-2-0x0000000004E00000-0x0000000004E40000-memory.dmp

    Filesize

    256KB

  • memory/2360-3-0x0000000000520000-0x0000000000538000-memory.dmp

    Filesize

    96KB

  • memory/2360-4-0x0000000000550000-0x0000000000558000-memory.dmp

    Filesize

    32KB

  • memory/2360-5-0x00000000005A0000-0x00000000005AA000-memory.dmp

    Filesize

    40KB

  • memory/2360-6-0x0000000004E00000-0x0000000004E40000-memory.dmp

    Filesize

    256KB

  • memory/2360-7-0x0000000005CD0000-0x0000000005D4C000-memory.dmp

    Filesize

    496KB

  • memory/2360-8-0x0000000073FC0000-0x00000000746AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2360-9-0x0000000004E00000-0x0000000004E40000-memory.dmp

    Filesize

    256KB

  • memory/2360-28-0x0000000073FC0000-0x00000000746AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2680-22-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2680-35-0x0000000073FC0000-0x00000000746AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2680-19-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2680-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2680-25-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2680-17-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2680-27-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2680-30-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2680-39-0x0000000073FC0000-0x00000000746AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2680-21-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2680-38-0x0000000000C70000-0x0000000000CB0000-memory.dmp

    Filesize

    256KB

  • memory/2680-34-0x0000000000C70000-0x0000000000CB0000-memory.dmp

    Filesize

    256KB

  • memory/2744-32-0x0000000002820000-0x0000000002860000-memory.dmp

    Filesize

    256KB

  • memory/2744-36-0x0000000002820000-0x0000000002860000-memory.dmp

    Filesize

    256KB

  • memory/2744-37-0x000000006B990000-0x000000006BF3B000-memory.dmp

    Filesize

    5.7MB

  • memory/2744-33-0x000000006B990000-0x000000006BF3B000-memory.dmp

    Filesize

    5.7MB

  • memory/2744-31-0x000000006B990000-0x000000006BF3B000-memory.dmp

    Filesize

    5.7MB