Analysis

  • max time kernel
    139s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-12-2023 13:43

General

  • Target

    e5dddee3a42599e75396f0668e560aed886b995d0f4618c6d81207cd433e85df.exe

  • Size

    2.3MB

  • MD5

    6004c0cdffdf116879d88f9898738228

  • SHA1

    e8de63f3205bc5483308ab088eec331f56737502

  • SHA256

    e5dddee3a42599e75396f0668e560aed886b995d0f4618c6d81207cd433e85df

  • SHA512

    ee26398eef63d0dc6bc91df741fd59febd0e187bb57123a606296dd5398e94bd0547658baa5b9802679468907e9433750bb57513b8bd9e66249f586b22d97381

  • SSDEEP

    49152:LboFAXbWg7uiJlwxkJy9gN2hDzDfr02/eQYGpwt:Y7gqHhg

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Gathers network information 2 TTPs 2 IoCs

    Uses commandline utility to view network configuration.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e5dddee3a42599e75396f0668e560aed886b995d0f4618c6d81207cd433e85df.exe
    "C:\Users\Admin\AppData\Local\Temp\e5dddee3a42599e75396f0668e560aed886b995d0f4618c6d81207cd433e85df.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4568
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ipconfig /release
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2036
      • C:\Windows\SysWOW64\ipconfig.exe
        ipconfig /release
        3⤵
        • Gathers network information
        PID:820
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c powershell set-mppreference -exclusionpath C:\
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3212
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell set-mppreference -exclusionpath C:\
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3448
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ipconfig /renew
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4080
      • C:\Windows\SysWOW64\ipconfig.exe
        ipconfig /renew
        3⤵
        • Gathers network information
        PID:3440
    • C:\Users\Admin\AppData\Local\Temp\e5dddee3a42599e75396f0668e560aed886b995d0f4618c6d81207cd433e85df.exe
      C:\Users\Admin\AppData\Local\Temp\e5dddee3a42599e75396f0668e560aed886b995d0f4618c6d81207cd433e85df.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3400

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\e5dddee3a42599e75396f0668e560aed886b995d0f4618c6d81207cd433e85df.exe.log

    Filesize

    1KB

    MD5

    f7047b64aa01f9d80c7a5e177ce2485c

    SHA1

    bab6005f4a30f12ee36b9abf6bfdfaa5411bbff8

    SHA256

    807356d2424d2d04f51ebd56f926d4d5a8318bc947c76569a3b5ca2c2f279915

    SHA512

    a9af5ace72eb66a6156a5d8764031cdc46feefffabb6898651f91a5af7f3bcef645e63e8d01ed35f1105e824d6830f6fa97e70adda2d5b148ffaff5f54ca248f

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tku0jdff.2in.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/3400-69-0x0000000006A20000-0x0000000006A2A000-memory.dmp

    Filesize

    40KB

  • memory/3400-68-0x00000000055D0000-0x00000000055E0000-memory.dmp

    Filesize

    64KB

  • memory/3400-67-0x0000000074710000-0x0000000074EC0000-memory.dmp

    Filesize

    7.7MB

  • memory/3400-66-0x00000000065F0000-0x000000000668C000-memory.dmp

    Filesize

    624KB

  • memory/3400-65-0x0000000006500000-0x0000000006550000-memory.dmp

    Filesize

    320KB

  • memory/3400-64-0x00000000055D0000-0x00000000055E0000-memory.dmp

    Filesize

    64KB

  • memory/3400-63-0x0000000074710000-0x0000000074EC0000-memory.dmp

    Filesize

    7.7MB

  • memory/3400-59-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/3448-32-0x000000006FB00000-0x000000006FB4C000-memory.dmp

    Filesize

    304KB

  • memory/3448-46-0x00000000074F0000-0x00000000074FA000-memory.dmp

    Filesize

    40KB

  • memory/3448-13-0x0000000004CC0000-0x0000000004CD0000-memory.dmp

    Filesize

    64KB

  • memory/3448-12-0x0000000004CC0000-0x0000000004CD0000-memory.dmp

    Filesize

    64KB

  • memory/3448-14-0x0000000005300000-0x0000000005928000-memory.dmp

    Filesize

    6.2MB

  • memory/3448-15-0x0000000005080000-0x00000000050A2000-memory.dmp

    Filesize

    136KB

  • memory/3448-16-0x0000000005230000-0x0000000005296000-memory.dmp

    Filesize

    408KB

  • memory/3448-10-0x0000000002840000-0x0000000002876000-memory.dmp

    Filesize

    216KB

  • memory/3448-26-0x0000000005B90000-0x0000000005EE4000-memory.dmp

    Filesize

    3.3MB

  • memory/3448-27-0x0000000006170000-0x000000000618E000-memory.dmp

    Filesize

    120KB

  • memory/3448-28-0x00000000061C0000-0x000000000620C000-memory.dmp

    Filesize

    304KB

  • memory/3448-29-0x0000000004CC0000-0x0000000004CD0000-memory.dmp

    Filesize

    64KB

  • memory/3448-30-0x000000007F7A0000-0x000000007F7B0000-memory.dmp

    Filesize

    64KB

  • memory/3448-31-0x0000000007150000-0x0000000007182000-memory.dmp

    Filesize

    200KB

  • memory/3448-55-0x0000000074710000-0x0000000074EC0000-memory.dmp

    Filesize

    7.7MB

  • memory/3448-42-0x0000000006720000-0x000000000673E000-memory.dmp

    Filesize

    120KB

  • memory/3448-43-0x0000000007390000-0x0000000007433000-memory.dmp

    Filesize

    652KB

  • memory/3448-44-0x0000000007AC0000-0x000000000813A000-memory.dmp

    Filesize

    6.5MB

  • memory/3448-45-0x0000000007480000-0x000000000749A000-memory.dmp

    Filesize

    104KB

  • memory/3448-11-0x0000000074710000-0x0000000074EC0000-memory.dmp

    Filesize

    7.7MB

  • memory/3448-47-0x0000000007700000-0x0000000007796000-memory.dmp

    Filesize

    600KB

  • memory/3448-48-0x0000000007680000-0x0000000007691000-memory.dmp

    Filesize

    68KB

  • memory/3448-49-0x00000000076B0000-0x00000000076BE000-memory.dmp

    Filesize

    56KB

  • memory/3448-50-0x00000000076C0000-0x00000000076D4000-memory.dmp

    Filesize

    80KB

  • memory/3448-51-0x00000000077C0000-0x00000000077DA000-memory.dmp

    Filesize

    104KB

  • memory/3448-52-0x00000000077A0000-0x00000000077A8000-memory.dmp

    Filesize

    32KB

  • memory/4568-62-0x0000000074710000-0x0000000074EC0000-memory.dmp

    Filesize

    7.7MB

  • memory/4568-56-0x0000000074710000-0x0000000074EC0000-memory.dmp

    Filesize

    7.7MB

  • memory/4568-57-0x00000000036B0000-0x00000000036C0000-memory.dmp

    Filesize

    64KB

  • memory/4568-9-0x00000000065A0000-0x0000000006B44000-memory.dmp

    Filesize

    5.6MB

  • memory/4568-8-0x0000000005F80000-0x0000000005FE6000-memory.dmp

    Filesize

    408KB

  • memory/4568-7-0x0000000005EE0000-0x0000000005F72000-memory.dmp

    Filesize

    584KB

  • memory/4568-0-0x0000000074710000-0x0000000074EC0000-memory.dmp

    Filesize

    7.7MB

  • memory/4568-6-0x0000000005DA0000-0x0000000005DEC000-memory.dmp

    Filesize

    304KB

  • memory/4568-5-0x0000000005D50000-0x0000000005D90000-memory.dmp

    Filesize

    256KB

  • memory/4568-4-0x0000000005D10000-0x0000000005D50000-memory.dmp

    Filesize

    256KB

  • memory/4568-3-0x00000000036B0000-0x00000000036C0000-memory.dmp

    Filesize

    64KB

  • memory/4568-2-0x0000000005CB0000-0x0000000005D08000-memory.dmp

    Filesize

    352KB

  • memory/4568-1-0x0000000000F90000-0x00000000011D4000-memory.dmp

    Filesize

    2.3MB