Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2023 07:17

General

  • Target

    DHL - PAYMENT REQUIRED - 1003671162.exe

  • Size

    904KB

  • MD5

    b665055897fc3b8a557568abc0d1df34

  • SHA1

    e73d473568ddf632d898f286967d26e75b298f3d

  • SHA256

    dca9d727db76dbb43b69e5ea1911861bfdc0aa9e13b954da78bcf2a36a92a9b3

  • SHA512

    abba46a3db77a20fce957d7d684b17bb75be5aabd3281b36ae9b639ec3df76c38ce9c1e5b2bae9c3f5a87026d3596fa3ce5e46cda2aeb1f3c72db77a886fd488

  • SSDEEP

    12288:ahl5nF8/VdqrlbjGIHcSY8/TJGxE05hCr0Dr6zz/rTWrRREeeM5QlaBNdoP7r9ry:0l+qhbjGn+/1Ga05BDm3rYRR+so1q

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 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\DHL - PAYMENT REQUIRED - 1003671162.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL - PAYMENT REQUIRED - 1003671162.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1720
    • 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\DHL - PAYMENT REQUIRED - 1003671162.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2760
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\hjaFQBlmQBGbJ.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2272
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hjaFQBlmQBGbJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp50EE.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:840
    • 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:2556

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp50EE.tmp

    Filesize

    1KB

    MD5

    4c0945c98af072192193d9928e4f6b49

    SHA1

    4ade3f2787a83f3838e899fe155f961b149e8a0c

    SHA256

    f5224bbd9ed0fc7c607f6c028407fbc12244f9d6fedc6dcce1bb847375376d0b

    SHA512

    20377d265aab628c35f8276347e99e30e9c6cfe09c37f8bdbfc4bf5558e3348f1ef2b0a780e243f3aa8c8f6b70dbf19acd211c7d3e607932c3fbcd6acd5e9ed4

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\LW7UWHLZMI8W5KPICEGP.temp

    Filesize

    7KB

    MD5

    e38fb1ff02d0eb771b233cea6a63074c

    SHA1

    610818e926af8ddca4a98594a2bc9345ab46f388

    SHA256

    277a2741d3fa434e8261eb307702215862fdc9a6e156ccefed988f9befd3fd4a

    SHA512

    529a579a98023ef8cf1ffa0f2cd138812095cac5106690f496a5dd8af5473eb0abd6626f1ee09cb97a17476dbf6c3b37536df61d86c3d63889e5213e3d72c2a0

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

    Filesize

    7KB

    MD5

    e38fb1ff02d0eb771b233cea6a63074c

    SHA1

    610818e926af8ddca4a98594a2bc9345ab46f388

    SHA256

    277a2741d3fa434e8261eb307702215862fdc9a6e156ccefed988f9befd3fd4a

    SHA512

    529a579a98023ef8cf1ffa0f2cd138812095cac5106690f496a5dd8af5473eb0abd6626f1ee09cb97a17476dbf6c3b37536df61d86c3d63889e5213e3d72c2a0

  • memory/1720-4-0x0000000000670000-0x0000000000678000-memory.dmp

    Filesize

    32KB

  • memory/1720-19-0x0000000074AF0000-0x00000000751DE000-memory.dmp

    Filesize

    6.9MB

  • memory/1720-5-0x00000000006B0000-0x00000000006BA000-memory.dmp

    Filesize

    40KB

  • memory/1720-6-0x0000000004EB0000-0x0000000004F2C000-memory.dmp

    Filesize

    496KB

  • memory/1720-3-0x0000000000690000-0x00000000006A8000-memory.dmp

    Filesize

    96KB

  • memory/1720-2-0x0000000004E70000-0x0000000004EB0000-memory.dmp

    Filesize

    256KB

  • memory/1720-1-0x0000000074AF0000-0x00000000751DE000-memory.dmp

    Filesize

    6.9MB

  • memory/1720-0-0x0000000000380000-0x0000000000468000-memory.dmp

    Filesize

    928KB

  • memory/1720-35-0x0000000004E70000-0x0000000004EB0000-memory.dmp

    Filesize

    256KB

  • memory/1720-44-0x0000000074AF0000-0x00000000751DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2272-22-0x0000000002990000-0x00000000029D0000-memory.dmp

    Filesize

    256KB

  • memory/2272-49-0x000000006F970000-0x000000006FF1B000-memory.dmp

    Filesize

    5.7MB

  • memory/2272-26-0x000000006F970000-0x000000006FF1B000-memory.dmp

    Filesize

    5.7MB

  • memory/2272-20-0x000000006F970000-0x000000006FF1B000-memory.dmp

    Filesize

    5.7MB

  • memory/2272-29-0x0000000002990000-0x00000000029D0000-memory.dmp

    Filesize

    256KB

  • memory/2556-32-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2556-42-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2556-36-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2556-51-0x00000000006B0000-0x00000000006F0000-memory.dmp

    Filesize

    256KB

  • memory/2556-50-0x0000000074AF0000-0x00000000751DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2556-38-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2556-27-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2556-40-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2556-23-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2556-46-0x0000000074AF0000-0x00000000751DE000-memory.dmp

    Filesize

    6.9MB

  • memory/2556-47-0x00000000006B0000-0x00000000006F0000-memory.dmp

    Filesize

    256KB

  • memory/2556-45-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2760-24-0x000000006F970000-0x000000006FF1B000-memory.dmp

    Filesize

    5.7MB

  • memory/2760-33-0x0000000002710000-0x0000000002750000-memory.dmp

    Filesize

    256KB

  • memory/2760-48-0x000000006F970000-0x000000006FF1B000-memory.dmp

    Filesize

    5.7MB

  • memory/2760-21-0x000000006F970000-0x000000006FF1B000-memory.dmp

    Filesize

    5.7MB

  • memory/2760-31-0x0000000002710000-0x0000000002750000-memory.dmp

    Filesize

    256KB

  • memory/2760-28-0x0000000002710000-0x0000000002750000-memory.dmp

    Filesize

    256KB