Analysis

  • max time kernel
    120s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    04-12-2023 16:02

General

  • Target

    STATEMENT OF ACCOUNT.pdf____________________________________________________________________________.exe

  • Size

    909KB

  • MD5

    0167b00f658c04b84b22927a449106eb

  • SHA1

    177e099d9470f371f53d063b9c68703cde2b6977

  • SHA256

    1fa497fd2ea5004a12f885d7dac2b47c0494aae2fbe45eb70f96a7f3bb03cbd1

  • SHA512

    d4bc3736404708398349efb8f190887c48d7d06f86115a2a51ebd030fea031230892e86614aff3a2bcd75c4fa67d902cfd1ed72a960e7dc41e68f99219d2253f

  • SSDEEP

    24576:9Tm4Qyr3+0Dda+2GBxy0QbiU+XL9XKMvO:xm4Y0DtvBQbL8LT

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 8 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:2872
    • 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:2600
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\gbEFiipzn.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2116
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gbEFiipzn" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD153.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2556
    • 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:2420

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpD153.tmp

    Filesize

    1KB

    MD5

    cfddf62ee744b5b28331e2d3443057fc

    SHA1

    2cfa0e59b6042acfbd55855054fc7eb661ab5751

    SHA256

    4287d6149d8736a219e3be909c929e2af330e93a84580242637768dadc16b34e

    SHA512

    e39f8e7ed2cf65a39b7102d649adff87f138ec857379f59829cd620383b7fda108db0bbab76eb2bb80f103d1d45de2592d891c4646ce6681f975f536989c7a82

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\HFXKYUSUBZKS4WZ9NLM6.temp

    Filesize

    7KB

    MD5

    0a7a7b9da84ad67f3f989264f87c7cd4

    SHA1

    926649bd33e56291d547260b0a1ea21b81507c48

    SHA256

    0013b0eb4ab06d5e2d209f45c265f302864a1f2b630b835f963af828cd834713

    SHA512

    eea463e9818c8811b07b860f75ab14b3dd96471b726856a2f6609958ea54e9eb51286d05b51fc9c5379f63353e801ff15c9ff2d5a8bef6bcd03affe1a65f2d74

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

    Filesize

    7KB

    MD5

    0a7a7b9da84ad67f3f989264f87c7cd4

    SHA1

    926649bd33e56291d547260b0a1ea21b81507c48

    SHA256

    0013b0eb4ab06d5e2d209f45c265f302864a1f2b630b835f963af828cd834713

    SHA512

    eea463e9818c8811b07b860f75ab14b3dd96471b726856a2f6609958ea54e9eb51286d05b51fc9c5379f63353e801ff15c9ff2d5a8bef6bcd03affe1a65f2d74

  • memory/2116-42-0x000000006EE00000-0x000000006F3AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2116-37-0x0000000001E10000-0x0000000001E50000-memory.dmp

    Filesize

    256KB

  • memory/2116-35-0x000000006EE00000-0x000000006F3AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2116-33-0x000000006EE00000-0x000000006F3AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2420-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2420-32-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2420-44-0x0000000072D00000-0x00000000733EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2420-41-0x0000000000640000-0x0000000000680000-memory.dmp

    Filesize

    256KB

  • memory/2420-40-0x0000000072D00000-0x00000000733EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2420-21-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2420-22-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2420-23-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2420-24-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2420-30-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2420-27-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2600-39-0x00000000028A0000-0x00000000028E0000-memory.dmp

    Filesize

    256KB

  • memory/2600-38-0x00000000028A0000-0x00000000028E0000-memory.dmp

    Filesize

    256KB

  • memory/2600-43-0x000000006EE00000-0x000000006F3AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2600-36-0x000000006EE00000-0x000000006F3AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2600-34-0x000000006EE00000-0x000000006F3AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2872-3-0x0000000000810000-0x0000000000828000-memory.dmp

    Filesize

    96KB

  • memory/2872-0-0x0000000001030000-0x000000000111A000-memory.dmp

    Filesize

    936KB

  • memory/2872-2-0x0000000000280000-0x00000000002C0000-memory.dmp

    Filesize

    256KB

  • memory/2872-4-0x0000000000270000-0x0000000000276000-memory.dmp

    Filesize

    24KB

  • memory/2872-29-0x0000000073F50000-0x000000007463E000-memory.dmp

    Filesize

    6.9MB

  • memory/2872-20-0x0000000000280000-0x00000000002C0000-memory.dmp

    Filesize

    256KB

  • memory/2872-19-0x0000000073F50000-0x000000007463E000-memory.dmp

    Filesize

    6.9MB

  • memory/2872-1-0x0000000073F50000-0x000000007463E000-memory.dmp

    Filesize

    6.9MB

  • memory/2872-6-0x00000000059C0000-0x0000000005A3A000-memory.dmp

    Filesize

    488KB

  • memory/2872-5-0x0000000000830000-0x000000000083A000-memory.dmp

    Filesize

    40KB