Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231201-en
  • resource tags

    arch:x64arch:x86image:win7-20231201-enlocale:en-usos:windows7-x64system
  • submitted
    08-12-2023 16:40

General

  • Target

    STATEMENT OF ACCOUNT.pdf____________________________________________________________________________.exe

  • Size

    974KB

  • MD5

    b624b22306191a4001991e6a98a7633c

  • SHA1

    f519bef2574df8f8a8d0fc5d19f029c72d9a1182

  • SHA256

    a2d18105194e15ef86987c3eba487d3c98e4ffcc9f5df8fff8c2c71559729641

  • SHA512

    114151d9dcb4c24168602beb97671dd9e733ab4e49771132ffff18f41d598246b096b751e266347267593539843b0a1967a34547298c1190c2a9626ab1a23edd

  • SSDEEP

    24576:uxK/cSUHegxG2VBxlYC6l27o0lp+h/tynfCr:uxsm+gQclYCrka+h/tNr

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Looks up external IP address via web service 1 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\STATEMENT OF ACCOUNT.pdf____________________________________________________________________________.exe
    "C:\Users\Admin\AppData\Local\Temp\STATEMENT OF ACCOUNT.pdf____________________________________________________________________________.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2052
    • 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\STATEMENT OF ACCOUNT.pdf____________________________________________________________________________.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1448
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ZUcrmhnom.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2764
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZUcrmhnom" /XML "C:\Users\Admin\AppData\Local\Temp\tmp57D0.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2776
    • 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:2684

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp57D0.tmp

    Filesize

    1KB

    MD5

    d26d4c2069a1172a6c9d184462e7985b

    SHA1

    426efe1f92b92c85507b5ac319c4d68cde7fe955

    SHA256

    5be831a7459708f623cb6148ebf02d05f0e11ae80cf1ee38e445ddf7fc4765cc

    SHA512

    0a8b5ae23f1a95b309dcb3f98395dd5bbbfe542059ac37dbb2db7d07f022afac6c20ddeb834f2dfc8997412aa680da65b354d4e088af7c21659617ffa6125d9c

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\GNCY70POJY0FVOVQBV1I.temp

    Filesize

    7KB

    MD5

    446dc2b110522ebee5e347402e0e0a1c

    SHA1

    4dda1ce1bafdff758c1a35478eb0f054069bdf08

    SHA256

    958a0fd63359b653b205f79a69576a36f853e0e59da586f7f5b4509a2ceea762

    SHA512

    07a2e23f73ff2d31086d22e695d84bb5813c43cd7ec02ea43c63e5a5d56c2b1da0564cd89361f10a030513b567cf24c2fecd85d3ea8333cb24ac4da50137a05f

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

    Filesize

    7KB

    MD5

    446dc2b110522ebee5e347402e0e0a1c

    SHA1

    4dda1ce1bafdff758c1a35478eb0f054069bdf08

    SHA256

    958a0fd63359b653b205f79a69576a36f853e0e59da586f7f5b4509a2ceea762

    SHA512

    07a2e23f73ff2d31086d22e695d84bb5813c43cd7ec02ea43c63e5a5d56c2b1da0564cd89361f10a030513b567cf24c2fecd85d3ea8333cb24ac4da50137a05f

  • memory/1448-23-0x000000006E570000-0x000000006EB1B000-memory.dmp

    Filesize

    5.7MB

  • memory/1448-43-0x000000006E570000-0x000000006EB1B000-memory.dmp

    Filesize

    5.7MB

  • memory/1448-25-0x000000006E570000-0x000000006EB1B000-memory.dmp

    Filesize

    5.7MB

  • memory/1448-28-0x00000000028C0000-0x0000000002900000-memory.dmp

    Filesize

    256KB

  • memory/2052-4-0x00000000009D0000-0x00000000009D8000-memory.dmp

    Filesize

    32KB

  • memory/2052-5-0x0000000000A20000-0x0000000000A2A000-memory.dmp

    Filesize

    40KB

  • memory/2052-6-0x0000000005C80000-0x0000000005CFA000-memory.dmp

    Filesize

    488KB

  • memory/2052-3-0x0000000000560000-0x000000000057A000-memory.dmp

    Filesize

    104KB

  • memory/2052-2-0x0000000004540000-0x0000000004580000-memory.dmp

    Filesize

    256KB

  • memory/2052-1-0x00000000744D0000-0x0000000074BBE000-memory.dmp

    Filesize

    6.9MB

  • memory/2052-40-0x00000000744D0000-0x0000000074BBE000-memory.dmp

    Filesize

    6.9MB

  • memory/2052-31-0x00000000744D0000-0x0000000074BBE000-memory.dmp

    Filesize

    6.9MB

  • memory/2052-0-0x0000000000DC0000-0x0000000000EB8000-memory.dmp

    Filesize

    992KB

  • memory/2684-34-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2684-38-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2684-30-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2684-26-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2684-22-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2684-45-0x00000000731E0000-0x00000000738CE000-memory.dmp

    Filesize

    6.9MB

  • memory/2684-36-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2684-19-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2684-41-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2684-42-0x00000000731E0000-0x00000000738CE000-memory.dmp

    Filesize

    6.9MB

  • memory/2764-21-0x000000006E570000-0x000000006EB1B000-memory.dmp

    Filesize

    5.7MB

  • memory/2764-44-0x000000006E570000-0x000000006EB1B000-memory.dmp

    Filesize

    5.7MB

  • memory/2764-32-0x0000000002AC0000-0x0000000002B00000-memory.dmp

    Filesize

    256KB

  • memory/2764-27-0x000000006E570000-0x000000006EB1B000-memory.dmp

    Filesize

    5.7MB