Analysis

  • max time kernel
    117s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    01-12-2023 16:08

General

  • Target

    tmp.exe

  • Size

    406KB

  • MD5

    87eadc10467ceef110fad5e3a24bd624

  • SHA1

    c5aefcdab3a35395896fd386f5bd8fdebb9f6e5c

  • SHA256

    8f299dbb55f0eca6fbb067425149e6664b6ebb4a4974d87fed4a412a2a2116d8

  • SHA512

    046b70292a36cdc76b44ebe307401eb07511d29cb86e5cfb9c82dd482a918e64e16cc7ff087ac3e737059a15b2982d9853819b5cf37cde9e62f54fa701f749c4

  • SSDEEP

    12288:xscKqDGarphL8/kiJ2e6ju44V7mlkErfCs:x1VVLOkfe64yO4fD

Malware Config

Signatures

  • AgentTesla

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

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1196
    • C:\Users\Admin\AppData\Local\Temp\gxlcmvruxg.exe
      "C:\Users\Admin\AppData\Local\Temp\gxlcmvruxg.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2748
      • C:\Users\Admin\AppData\Local\Temp\gxlcmvruxg.exe
        "C:\Users\Admin\AppData\Local\Temp\gxlcmvruxg.exe"
        3⤵
        • Executes dropped EXE
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:2704

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\gxlcmvruxg.exe

    Filesize

    191KB

    MD5

    f9e285fb3622eaf93d2955acff722b8a

    SHA1

    f3264751e652d1e98469b85cfe84f2bdf0cbfb21

    SHA256

    b04355e18932c2e5b1ed5b6cf6fa8872ba05cb2b2374a0379409c3182e9a01ea

    SHA512

    8f7147c75397523495afe541becb37d99f97beb35e066fe769d1b014a50cbf0e99791e3838b8600874b4cc8042218c4d4bb4a4a12e44ea49ffa0f8d1fd03987a

  • C:\Users\Admin\AppData\Local\Temp\gxlcmvruxg.exe

    Filesize

    191KB

    MD5

    f9e285fb3622eaf93d2955acff722b8a

    SHA1

    f3264751e652d1e98469b85cfe84f2bdf0cbfb21

    SHA256

    b04355e18932c2e5b1ed5b6cf6fa8872ba05cb2b2374a0379409c3182e9a01ea

    SHA512

    8f7147c75397523495afe541becb37d99f97beb35e066fe769d1b014a50cbf0e99791e3838b8600874b4cc8042218c4d4bb4a4a12e44ea49ffa0f8d1fd03987a

  • C:\Users\Admin\AppData\Local\Temp\gxlcmvruxg.exe

    Filesize

    191KB

    MD5

    f9e285fb3622eaf93d2955acff722b8a

    SHA1

    f3264751e652d1e98469b85cfe84f2bdf0cbfb21

    SHA256

    b04355e18932c2e5b1ed5b6cf6fa8872ba05cb2b2374a0379409c3182e9a01ea

    SHA512

    8f7147c75397523495afe541becb37d99f97beb35e066fe769d1b014a50cbf0e99791e3838b8600874b4cc8042218c4d4bb4a4a12e44ea49ffa0f8d1fd03987a

  • C:\Users\Admin\AppData\Local\Temp\gxlcmvruxg.exe

    Filesize

    191KB

    MD5

    f9e285fb3622eaf93d2955acff722b8a

    SHA1

    f3264751e652d1e98469b85cfe84f2bdf0cbfb21

    SHA256

    b04355e18932c2e5b1ed5b6cf6fa8872ba05cb2b2374a0379409c3182e9a01ea

    SHA512

    8f7147c75397523495afe541becb37d99f97beb35e066fe769d1b014a50cbf0e99791e3838b8600874b4cc8042218c4d4bb4a4a12e44ea49ffa0f8d1fd03987a

  • C:\Users\Admin\AppData\Local\Temp\qasfths.cf

    Filesize

    335KB

    MD5

    4efb5c722c472c001cc845b442c4d1aa

    SHA1

    e1b9665597b7a8a4a12c56d21db13a3f43dc77e4

    SHA256

    6dab7765c1722e03dd643d2c1d16a1c5f896d4a450ba46f3ff9789f8950ef7e4

    SHA512

    8ca85e54fc5b3fa5affe8326cc378f78567a49dd3ad32a8d79c040cc90ff94d58f91c9629a57fb158561f96b0908af2c369af9b8d5e76c57bfe196b1322ecf32

  • \Users\Admin\AppData\Local\Temp\gxlcmvruxg.exe

    Filesize

    191KB

    MD5

    f9e285fb3622eaf93d2955acff722b8a

    SHA1

    f3264751e652d1e98469b85cfe84f2bdf0cbfb21

    SHA256

    b04355e18932c2e5b1ed5b6cf6fa8872ba05cb2b2374a0379409c3182e9a01ea

    SHA512

    8f7147c75397523495afe541becb37d99f97beb35e066fe769d1b014a50cbf0e99791e3838b8600874b4cc8042218c4d4bb4a4a12e44ea49ffa0f8d1fd03987a

  • \Users\Admin\AppData\Local\Temp\gxlcmvruxg.exe

    Filesize

    191KB

    MD5

    f9e285fb3622eaf93d2955acff722b8a

    SHA1

    f3264751e652d1e98469b85cfe84f2bdf0cbfb21

    SHA256

    b04355e18932c2e5b1ed5b6cf6fa8872ba05cb2b2374a0379409c3182e9a01ea

    SHA512

    8f7147c75397523495afe541becb37d99f97beb35e066fe769d1b014a50cbf0e99791e3838b8600874b4cc8042218c4d4bb4a4a12e44ea49ffa0f8d1fd03987a

  • \Users\Admin\AppData\Local\Temp\gxlcmvruxg.exe

    Filesize

    191KB

    MD5

    f9e285fb3622eaf93d2955acff722b8a

    SHA1

    f3264751e652d1e98469b85cfe84f2bdf0cbfb21

    SHA256

    b04355e18932c2e5b1ed5b6cf6fa8872ba05cb2b2374a0379409c3182e9a01ea

    SHA512

    8f7147c75397523495afe541becb37d99f97beb35e066fe769d1b014a50cbf0e99791e3838b8600874b4cc8042218c4d4bb4a4a12e44ea49ffa0f8d1fd03987a

  • memory/2704-16-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2704-21-0x0000000002050000-0x0000000002090000-memory.dmp

    Filesize

    256KB

  • memory/2704-27-0x0000000002050000-0x0000000002090000-memory.dmp

    Filesize

    256KB

  • memory/2704-17-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2704-18-0x0000000073BB0000-0x000000007429E000-memory.dmp

    Filesize

    6.9MB

  • memory/2704-19-0x0000000002050000-0x0000000002090000-memory.dmp

    Filesize

    256KB

  • memory/2704-20-0x0000000000460000-0x00000000004A2000-memory.dmp

    Filesize

    264KB

  • memory/2704-13-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2704-22-0x0000000002050000-0x0000000002090000-memory.dmp

    Filesize

    256KB

  • memory/2704-23-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2704-24-0x0000000073BB0000-0x000000007429E000-memory.dmp

    Filesize

    6.9MB

  • memory/2704-25-0x0000000002050000-0x0000000002090000-memory.dmp

    Filesize

    256KB

  • memory/2704-26-0x0000000002050000-0x0000000002090000-memory.dmp

    Filesize

    256KB

  • memory/2748-9-0x00000000000C0000-0x00000000000C2000-memory.dmp

    Filesize

    8KB