Analysis

  • max time kernel
    0s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    05-01-2024 11:43

General

  • Target

    Loader/Loader.exe

  • Size

    3.1MB

  • MD5

    101e969cb9e549d113836856f526d4b5

  • SHA1

    9361431a7d69e92e20f163f10fc5a3b40c27bd0a

  • SHA256

    8cf069c7b965893d12c9df25b24a60594693a158b8209d21f5d7213fc5ed41eb

  • SHA512

    01f858a4c9b329f8696880fbff6b886cfae6e793afb448f79734cb7ea149baeaa3deaeec0bf62a34bfed5f634331ac4d6be7fee971588cba8921d7c41761ba00

  • SSDEEP

    49152:XpFctP0vfTi05cfHQDVaztRT5hvEy87QS6J:XpFWPOCQQd2QSm

Malware Config

Signatures

  • Poullight

    Poullight is an information stealer first seen in March 2020.

  • Poullight Stealer payload 7 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Loader\Loader.exe
    "C:\Users\Admin\AppData\Local\Temp\Loader\Loader.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2124
    • C:\Users\Admin\AppData\Local\Temp\Loader.exe
      "C:\Users\Admin\AppData\Local\Temp\Loader.exe"
      2⤵
        PID:2744
      • C:\Users\Admin\AppData\Local\Temp\build.exe
        "C:\Users\Admin\AppData\Local\Temp\build.exe"
        2⤵
        • Executes dropped EXE
        PID:2360

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\Loader.exe
      Filesize

      16KB

      MD5

      e2517123bcbc13b9dca5ca28d15813e6

      SHA1

      51481f1de39f5516a4faa395ac1fc51483811764

      SHA256

      345a4125bdb2289c5d38d381c83ba514566b624f6127ecba2ad1eac551ec0522

      SHA512

      d6e6bac8995ca18bcf23323d2077a715cc88c37be8192e441b5530120187a8bf96041257118cee3b613c3c2b78582b2fbffae64a9092ba9059c4cbbe0835ca36

    • C:\Users\Admin\AppData\Local\Temp\Loader.exe
      Filesize

      85KB

      MD5

      7795e0a6045d9d1bbfc1c829ae018bc4

      SHA1

      a1ec44681a8eb5f4d1ca5a2a926356d2ecaa92e7

      SHA256

      abfaa2a579933be906a69d3add6df54eda0bda610b92783600af2e314bd536a8

      SHA512

      b588b1c07bf41935750f7d815f8db57c56a328501116c4e8712ba0ef31ac582fcbd67a379f284998ecba5c96eb62019e2d68790a69a60cbe1b5a247d48ca2ce4

    • C:\Users\Admin\AppData\Local\Temp\build.exe
      Filesize

      68KB

      MD5

      0aa86218a23526ef93d27008da37bb5a

      SHA1

      09599a7b2d1430a03a2c15991ea186f758a64ce0

      SHA256

      27c1b979ca7eca39a748cecf3986709f200a95b971495c0f51c79bdc1a6f5f04

      SHA512

      aab3207d2f74932df73367c9efb06faecdf72ebe9e25e569d0304b9454c8b35e6b835e78978bf8d7333cdccf0ba2f98373cc80c39cbfc0687ba63e61671afce8

    • C:\Users\Admin\AppData\Local\Temp\build.exe
      Filesize

      49KB

      MD5

      830d6eb4b18c904cd5a879eb8a8fc869

      SHA1

      8a04f14f3e65f106cd39ce238dd0abb746faa43a

      SHA256

      d7399aa129bed587238cf72d827f6cabbbf5fbd88f578877f395781c064f3bb9

      SHA512

      6c65c85f509f3546b984c1ba61e840da0d0013d9df05ccfe2739a09d1d5943028734bbb91c9a6c672a68da74d9c677074f30d5b04bd5689a0b3f63047144d38c

    • C:\Users\Admin\AppData\Local\Temp\build.exe
      Filesize

      85KB

      MD5

      3e91cd45d52196d9b9c07fe0217c0460

      SHA1

      6c07d3d7e7dcb3a1b6e95452431c97b859a123ae

      SHA256

      96ed3960cc1c636674de639d1ad332bc4caa6f819c266ac3b4c7bc70233deaba

      SHA512

      2e997418612a0ec6b3c6bdb4b7db65c8899d5249bb2c90f0dae99e967c92cbeb8896f21a5acad3f06f121a4d7dbe56a5878f0140c847be576e3c3ad0a5bad275

    • C:\Users\Admin\AppData\Local\Temp\j5xg-5o3miw773gk028e
      Filesize

      8KB

      MD5

      53b83adfc48fcd689636a0ad39aaf93a

      SHA1

      cae67acc61345c192a66aa5f522d0e94be76bbe8

      SHA256

      06f1722c103f75569ca87d0abf2859e1214e24816e83beed333542ab73663ea1

      SHA512

      ba0971032cdc4432acb17ea2bebd6b77e78288ce521830dd111562549f3451bcc85b93c5f952d2cf127918123c2de447afa68e886bcf2e8a27150712f9f47f75

    • \Users\Admin\AppData\Local\Temp\Loader.exe
      Filesize

      96KB

      MD5

      20dc1c1b7fc46743a4949956e66af244

      SHA1

      b1337b9cf88d093e5270867788b518f7b680684e

      SHA256

      1f4898e301cc490fe195e8a5f113c630a1fc37fb94b9faf29cc32bc028ea7c92

      SHA512

      fd3dcfc2a483f65dae811678975c34bb87546b57dcd435dcaf5cc3e9a7a1eae948e8acd396bac69f56901738bb069a17dcce4b29a3d5a6551f1ddfce251a68e3

    • \Users\Admin\AppData\Local\Temp\build.exe
      Filesize

      24KB

      MD5

      ef0a60643c147c8771b90e7efa064baa

      SHA1

      bf4fba360690cefb08349f4a63d8efd1f6a098ef

      SHA256

      3d7c82e8b3714bf34f67a36d2c76c33d4b1f0fed8584138d3f154b8d2b0e6278

      SHA512

      2626df6087337a0e7c8e7fb31175910c6fa312e46e6e89e6f99a4ba3663448a2dbff3fb241c200aa2afe165b5322dc5429a540998384087d7a8c1578b66b0618

    • \Users\Admin\AppData\Local\Temp\build.exe
      Filesize

      22KB

      MD5

      7b7a047bfa5119ea9f4e21ea0155f537

      SHA1

      aeb0a83e30bca04e85b505148849a97327bf3e08

      SHA256

      33024b380b65cc2e217887ca4131b5efb7465aff6b8b7ee96edeb1f616a32413

      SHA512

      532b10202474b224b4e785470d745df555cc703ec75e2b97a3f06f88d088b64ac23a0468fa52296621e94c72c766620d5e65aaae704e8562a9981040f2342b63

    • memory/2124-15-0x0000000000400000-0x0000000000720000-memory.dmp
      Filesize

      3.1MB

    • memory/2360-21-0x000000001B070000-0x000000001B0F0000-memory.dmp
      Filesize

      512KB

    • memory/2360-20-0x000007FEF54D0000-0x000007FEF5EBC000-memory.dmp
      Filesize

      9.9MB

    • memory/2360-45-0x000007FEF54D0000-0x000007FEF5EBC000-memory.dmp
      Filesize

      9.9MB

    • memory/2360-46-0x000000001B070000-0x000000001B0F0000-memory.dmp
      Filesize

      512KB

    • memory/2360-17-0x0000000000820000-0x0000000000840000-memory.dmp
      Filesize

      128KB

    • memory/2744-19-0x0000000000400000-0x00000000006A2000-memory.dmp
      Filesize

      2.6MB