Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2023 18:05

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 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:2172
    • 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:2168
    • 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:2140
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gbEFiipzn" /XML "C:\Users\Admin\AppData\Local\Temp\tmp54B5.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2804
    • 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:2604

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp54B5.tmp

    Filesize

    1KB

    MD5

    900fbddc16e40d4529fc2984d4148835

    SHA1

    bfd28118abea9ea2f3135e94f255a62dd5452286

    SHA256

    75e3a5c4e6da410f29dc32bbe13afefabf847ba34c6e4a712286d76a6c054d42

    SHA512

    bc07dc3d932e1c103c40666af5e7011bbb1afdc93bdeea50236a07e88773db555364f5ddf645c557ee4906885aa29267655452d20a7ae7410d6234091b11347b

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\FOWZMO58PK8G3BX002GC.temp

    Filesize

    7KB

    MD5

    de0f707785cc4c786d205c17161d3bd2

    SHA1

    71ff08c1c5f7a7d8f06fa6413bbd1ece5f805909

    SHA256

    0b967a846c7a87965cb75c94947c9a881cabc97d97dd66344e8ee48be692265a

    SHA512

    09b9fa0cea8e5d48252b339ac06ee170a04d4a0d70243d4ddee90e91d8ef49c1aad0048f9e7af92434d0723ff845ca81a1b23b85e6cdde3fb99708b3caca49f4

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

    Filesize

    7KB

    MD5

    de0f707785cc4c786d205c17161d3bd2

    SHA1

    71ff08c1c5f7a7d8f06fa6413bbd1ece5f805909

    SHA256

    0b967a846c7a87965cb75c94947c9a881cabc97d97dd66344e8ee48be692265a

    SHA512

    09b9fa0cea8e5d48252b339ac06ee170a04d4a0d70243d4ddee90e91d8ef49c1aad0048f9e7af92434d0723ff845ca81a1b23b85e6cdde3fb99708b3caca49f4

  • memory/2140-36-0x0000000002F20000-0x0000000002F60000-memory.dmp

    Filesize

    256KB

  • memory/2140-31-0x000000006FCE0000-0x000000007028B000-memory.dmp

    Filesize

    5.7MB

  • memory/2140-26-0x0000000002F20000-0x0000000002F60000-memory.dmp

    Filesize

    256KB

  • memory/2140-48-0x000000006FCE0000-0x000000007028B000-memory.dmp

    Filesize

    5.7MB

  • memory/2140-32-0x0000000002F20000-0x0000000002F60000-memory.dmp

    Filesize

    256KB

  • memory/2140-21-0x000000006FCE0000-0x000000007028B000-memory.dmp

    Filesize

    5.7MB

  • memory/2168-34-0x0000000002D30000-0x0000000002D70000-memory.dmp

    Filesize

    256KB

  • memory/2168-41-0x0000000002D30000-0x0000000002D70000-memory.dmp

    Filesize

    256KB

  • memory/2168-29-0x000000006FCE0000-0x000000007028B000-memory.dmp

    Filesize

    5.7MB

  • memory/2168-47-0x000000006FCE0000-0x000000007028B000-memory.dmp

    Filesize

    5.7MB

  • memory/2168-23-0x000000006FCE0000-0x000000007028B000-memory.dmp

    Filesize

    5.7MB

  • memory/2168-25-0x0000000002D30000-0x0000000002D70000-memory.dmp

    Filesize

    256KB

  • memory/2172-6-0x0000000000590000-0x000000000060A000-memory.dmp

    Filesize

    488KB

  • memory/2172-19-0x0000000074E50000-0x000000007553E000-memory.dmp

    Filesize

    6.9MB

  • memory/2172-5-0x00000000003C0000-0x00000000003CA000-memory.dmp

    Filesize

    40KB

  • memory/2172-1-0x0000000074E50000-0x000000007553E000-memory.dmp

    Filesize

    6.9MB

  • memory/2172-4-0x0000000000220000-0x0000000000226000-memory.dmp

    Filesize

    24KB

  • memory/2172-38-0x0000000004A90000-0x0000000004AD0000-memory.dmp

    Filesize

    256KB

  • memory/2172-42-0x0000000074E50000-0x000000007553E000-memory.dmp

    Filesize

    6.9MB

  • memory/2172-3-0x00000000002A0000-0x00000000002B8000-memory.dmp

    Filesize

    96KB

  • memory/2172-2-0x0000000004A90000-0x0000000004AD0000-memory.dmp

    Filesize

    256KB

  • memory/2172-0-0x0000000001240000-0x000000000132A000-memory.dmp

    Filesize

    936KB

  • memory/2604-33-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2604-37-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2604-30-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2604-28-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2604-24-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2604-44-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2604-45-0x0000000073B50000-0x000000007423E000-memory.dmp

    Filesize

    6.9MB

  • memory/2604-46-0x00000000003A0000-0x00000000003E0000-memory.dmp

    Filesize

    256KB

  • memory/2604-40-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2604-20-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2604-49-0x0000000073B50000-0x000000007423E000-memory.dmp

    Filesize

    6.9MB