Analysis

  • max time kernel
    119s
  • max time network
    133s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    29-09-2024 01:01

General

  • Target

    07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6.exe

  • Size

    1.4MB

  • MD5

    86e5efa7d3dce6320ffcdfc12f628cba

  • SHA1

    d3d26c7eddb95e028c13b97f94f330e5ad5dbba4

  • SHA256

    07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6

  • SHA512

    cb5d2fa04260b9ca8b8200dfa8881d82ae7cd701822c0cb3c8df5846a6f315c60475a39dc9048094d78fc8c2be21e4df734b805ac2f205c3c67b1a1b89cd8e23

  • SSDEEP

    24576:ivrA5SXIIYCcp3WLcndXJp80oPQZ3aO30KISlm7mgXKrqEKdCSu59m6nnjqKoe:ivOkRYCcp3ZrpBooF1Tm6g6rFKdg9rjF

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6.exe
    "C:\Users\Admin\AppData\Local\Temp\07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1724
    • 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\07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2296
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\OkbpwNyH.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2752
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OkbpwNyH" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB8E3.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2884
    • C:\Users\Admin\AppData\Local\Temp\07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6.exe
      "C:\Users\Admin\AppData\Local\Temp\07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1684
      • 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\07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2832
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\wlBldyvi.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1260
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wlBldyvi" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEA30.tmp"
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2132
      • C:\Users\Admin\AppData\Local\Temp\07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6.exe
        "C:\Users\Admin\AppData\Local\Temp\07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2000

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpB8E3.tmp

    Filesize

    1KB

    MD5

    9a9802954a23cb622e571e68d412bfe8

    SHA1

    6db274d8aca6bc8917216f20e2d9639264ef0c94

    SHA256

    765455efed937627447e3790e70ee50d5caf5bbad4d025c7ae7d8903ec45698c

    SHA512

    fedebe38b77ce5906f9317928cf59d6e537ac285bc8c4b81b98b9e8fded0ad2233459871ad72220f66b9938b277fad6a587a799645eefdfaf46e75d5f2292800

  • C:\Users\Admin\AppData\Local\Temp\tmpEA30.tmp

    Filesize

    1KB

    MD5

    bd29e3ddd1b2f166b80efd0e8671534f

    SHA1

    795d0889e8738f607c74065a4c441d6484085bb1

    SHA256

    79b3b726c6112592dc9a89aac97a0fedd994fdf46c2fcf01f3cc998772aff481

    SHA512

    d199c4dd258a5aa77c1ff40e29e2124b0f571f722373b257ba2d4ca306c7b3e5096b06a11a60e1b73822fbfda4e93015153109dc3fea17bbe868d3d75a8e5e73

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\MEZPLOUSZG1ZUT3N76LE.temp

    Filesize

    7KB

    MD5

    8737435d813b6854c23190a36f3a2189

    SHA1

    043dabf97a0c68d3486efb2e859910d08575391a

    SHA256

    d271d5d7daa2878fd462444b9d5f78776b82fa27088ecc1098a4295163424cf1

    SHA512

    b0bbe7afb4c08e7e1783838a14639929d7633046217298a9f8c30aacc6058fa9a2a8ce3f0e1e58198bf3d5f6c4d940172610079886c96b191afbe9dd9cca6437

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

    Filesize

    7KB

    MD5

    c5224d4e80cd23a9ad92a3e5b197d8e4

    SHA1

    f9a98b7a57e3d182eed6dc1b6d0628c892057e75

    SHA256

    7d8956f3dbef4f1c14caa7382cf3a26f800a5b16d505f653974422a5d471ae14

    SHA512

    faef838192b493fc38b749b00c6b4408e162f1fa5324f9ea0fb169090a901000062296c9136d42638c01bae7ac687e50b587d576f16c54ea39f6eab8d80d4083

  • C:\Users\Admin\AppData\Roaming\wlBldyvi.exe

    Filesize

    1.4MB

    MD5

    86e5efa7d3dce6320ffcdfc12f628cba

    SHA1

    d3d26c7eddb95e028c13b97f94f330e5ad5dbba4

    SHA256

    07c65671acce67cfa5a214ce2285563f6b3eaeadd5afbcd21bcaa42a536f7ba6

    SHA512

    cb5d2fa04260b9ca8b8200dfa8881d82ae7cd701822c0cb3c8df5846a6f315c60475a39dc9048094d78fc8c2be21e4df734b805ac2f205c3c67b1a1b89cd8e23

  • memory/1684-34-0x00000000050A0000-0x0000000005140000-memory.dmp

    Filesize

    640KB

  • memory/1684-22-0x0000000000400000-0x00000000004D4000-memory.dmp

    Filesize

    848KB

  • memory/1684-35-0x0000000000320000-0x0000000000330000-memory.dmp

    Filesize

    64KB

  • memory/1684-20-0x0000000000400000-0x00000000004D4000-memory.dmp

    Filesize

    848KB

  • memory/1684-29-0x0000000000400000-0x00000000004D4000-memory.dmp

    Filesize

    848KB

  • memory/1684-32-0x0000000000400000-0x00000000004D4000-memory.dmp

    Filesize

    848KB

  • memory/1684-36-0x0000000005450000-0x00000000054D2000-memory.dmp

    Filesize

    520KB

  • memory/1684-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1684-26-0x0000000000400000-0x00000000004D4000-memory.dmp

    Filesize

    848KB

  • memory/1684-24-0x0000000000400000-0x00000000004D4000-memory.dmp

    Filesize

    848KB

  • memory/1684-30-0x0000000000400000-0x00000000004D4000-memory.dmp

    Filesize

    848KB

  • memory/1724-1-0x0000000000AE0000-0x0000000000C4E000-memory.dmp

    Filesize

    1.4MB

  • memory/1724-0-0x000000007469E000-0x000000007469F000-memory.dmp

    Filesize

    4KB

  • memory/1724-4-0x00000000004D0000-0x00000000004E0000-memory.dmp

    Filesize

    64KB

  • memory/1724-5-0x000000007469E000-0x000000007469F000-memory.dmp

    Filesize

    4KB

  • memory/1724-33-0x0000000074690000-0x0000000074D7E000-memory.dmp

    Filesize

    6.9MB

  • memory/1724-2-0x0000000074690000-0x0000000074D7E000-memory.dmp

    Filesize

    6.9MB

  • memory/1724-7-0x0000000005C60000-0x0000000005D76000-memory.dmp

    Filesize

    1.1MB

  • memory/1724-3-0x0000000004CA0000-0x0000000004DCE000-memory.dmp

    Filesize

    1.2MB

  • memory/1724-6-0x0000000074690000-0x0000000074D7E000-memory.dmp

    Filesize

    6.9MB

  • memory/2000-65-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2000-63-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2000-62-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2000-61-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2000-59-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2000-53-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2000-55-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2000-57-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB