Resubmissions

28-01-2022 12:16

220128-pflylaccar 10

22-01-2022 08:05

220122-jyv2bsaddr 10

Analysis

  • max time kernel
    78s
  • max time network
    121s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    28-01-2022 12:16

General

  • Target

    3ec149660a6808f711ca6cb6b20c1dda.exe

  • Size

    658KB

  • MD5

    3ec149660a6808f711ca6cb6b20c1dda

  • SHA1

    45c3d1d8dd512c01fd6c897c67b35c13c49828cb

  • SHA256

    2d288f2cd6752a01360f2669959e2c61f676f8156d5cc40d4b415245ae04cf6d

  • SHA512

    3a15e7bfbabeb296001086453320a133dc242ef170ccf45d459d2a7f402fadfe3329099d79b368416d565ba0c16eb051b64fe7b756c21f822ab49ec483b5649d

Score
10/10

Malware Config

Signatures

  • suricata: ET MALWARE OneLouder EXE download possibly installing Zeus P2P

    suricata: ET MALWARE OneLouder EXE download possibly installing Zeus P2P

  • suricata: ET MALWARE Probable OneLouder downloader (Zeus P2P) exe download

    suricata: ET MALWARE Probable OneLouder downloader (Zeus P2P) exe download

  • suricata: ET MALWARE PurpleFox Backdoor/Rootkit Download Request M1

    suricata: ET MALWARE PurpleFox Backdoor/Rootkit Download Request M1

  • suricata: ET MALWARE PurpleFox Backdoor/Rootkit Download Server Response M1

    suricata: ET MALWARE PurpleFox Backdoor/Rootkit Download Server Response M1

  • Executes dropped EXE 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3ec149660a6808f711ca6cb6b20c1dda.exe
    "C:\Users\Admin\AppData\Local\Temp\3ec149660a6808f711ca6cb6b20c1dda.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2648
    • C:\Users\Public\Videos\1643631386\7zz.exe
      "C:\Users\Public\Videos\1643631386\7zz.exe" X -ep2 C:\Users\Public\Videos\1643631386\1.rar C:\Users\Public\Videos\1643631386
      2⤵
      • Executes dropped EXE
      PID:2252
    • C:\Users\Public\Videos\1643631386\ojbkcg.exe
      "C:\Users\Public\Videos\1643631386\ojbkcg.exe" -a
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Modifies registry class
      PID:796
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:3744
    • C:\Users\Public\Documents\auto\111.exe
      "C:\Users\Public\Documents\auto\111.exe"
      1⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1060
      • C:\ProgramData\7z.exe
        "C:\ProgramData\7z.exe" x C:\ProgramData\bb.zip -oC:\Users\Admin\AppData\Roaming\Microsoft\Windows
        2⤵
        • Executes dropped EXE
        • Drops startup file
        • Loads dropped DLL
        • Suspicious use of AdjustPrivilegeToken
        PID:1796

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\222.lnk

      MD5

      9ab5c0bbf40b2e1fc5f29a8e474dd215

      SHA1

      1d2716926c3c5086d7d10afdb5964b556e131993

      SHA256

      f169d795ec6f5f75547655c79d359aca5f12834f3d79662865e82af902168f29

      SHA512

      8a596e2aa516d3df834fa79803ace1cb8e2891f3e31876795fa40bda934ff6f97dc5023afcebf9f716c81cce498ce60bf6c1aec2ee079c13d9f534c1fa161f5b

    • C:\ProgramData\7z.dll

      MD5

      6a9e619a0392bb5918306f7fbaa8c85b

      SHA1

      d18d392e078e703ef7d9ec2a4f2042d7fbbf3863

      SHA256

      3beecf3d764daaffc020ba89dd764b0215fbd360bfc115fbb3880ef0672b98e5

      SHA512

      565c8f27395c41d4778debd0dec63d6fafb703255093d6ad5aea5d8b26f768f8b7ff7b2fa37a710179d3c1c0c0f47075a471c73584eb8941ee38b9ea25dcf809

    • C:\ProgramData\7z.exe

      MD5

      c808d5b1f96af6f1869d6b6cdbeffd20

      SHA1

      7818808f9f3f9719420d160f9c842a84eabdf73e

      SHA256

      921226944015f01f2780179690b7bfcee7b92ea452fe85cae9375e49d64ee0b4

      SHA512

      f89a936640d96e92a86fe0c84dbf3273343faf8850e691b750c916afcc4f0ac49ebe985f97279bd8033254c63eff4319721556d04491218448db992823aebe01

    • C:\ProgramData\7z.exe

      MD5

      c808d5b1f96af6f1869d6b6cdbeffd20

      SHA1

      7818808f9f3f9719420d160f9c842a84eabdf73e

      SHA256

      921226944015f01f2780179690b7bfcee7b92ea452fe85cae9375e49d64ee0b4

      SHA512

      f89a936640d96e92a86fe0c84dbf3273343faf8850e691b750c916afcc4f0ac49ebe985f97279bd8033254c63eff4319721556d04491218448db992823aebe01

    • C:\ProgramData\bb.zip

      MD5

      fd6745c7e6659a134b2388b81f743eb8

      SHA1

      175c4e2e49d86f4a84a5fb675a86460cbdd291c0

      SHA256

      793d02326504985024cd6afa21f0e1555855b59bc3a63442f0c51337ba74720a

      SHA512

      24611c0e585d330ff82561f3586aaa57b07c044dafd1d0513e2257ec53a4eb63a9989be2112e1c0ac5d20e62a2e3ebaa932bfa4c3e5c29d4c8aef68542c3e0f1

    • C:\ProgramData\svchost.txt

      MD5

      5ecefaea48c5a8498b036acd8ce411a5

      SHA1

      501b3ed0fb6c33f6a122d603292d7fe04e8ce04f

      SHA256

      88dd42dedc77e8ad117cc54d7b37083bbacaa6ecb84553bda31905b0a29e0e4d

      SHA512

      e41a6bb1c734330dac37b9e7552053efdb46d15bf60601613baf8b5ab4be352c4d2f2d1c4e8bc4fe1616b98adfcf7b26336300b3bb724a9016e04d5820b2dd00

    • C:\Users\Public\Documents\auto\111.exe

      MD5

      26d1f8cc33a7567463bfaebc2242833c

      SHA1

      1bd4fa5729c289a3ca1c4955f52464e4cc5ec4da

      SHA256

      cb201744a0f50e72ee4fda9298785fa16bfc4bf639a9474457e429278ff376bc

      SHA512

      01b3909272b3b25a9601cef11fd1122660a56b5220e8b3187c1b27135a23cc9aee9926761ce64ca9d8d872719da420131d83d4556c6255d20579be28d274b445

    • C:\Users\Public\Documents\auto\111.exe

      MD5

      26d1f8cc33a7567463bfaebc2242833c

      SHA1

      1bd4fa5729c289a3ca1c4955f52464e4cc5ec4da

      SHA256

      cb201744a0f50e72ee4fda9298785fa16bfc4bf639a9474457e429278ff376bc

      SHA512

      01b3909272b3b25a9601cef11fd1122660a56b5220e8b3187c1b27135a23cc9aee9926761ce64ca9d8d872719da420131d83d4556c6255d20579be28d274b445

    • C:\Users\Public\Documents\auto\update.ini

      MD5

      ee5768d7d9e319e36f17476d12450785

      SHA1

      e08648361310618ea81b793411def40cef9e1745

      SHA256

      e21a77a762b943102a0bd1cd9909b4f2c310889b1e3144a1a1e39fc4f09667bf

      SHA512

      daff15ba6de59d2078dcaee5c381a71c2047bc18782a442c6c9ed83fcea3cb3f00f7a99ddf3092785fd7d7d8b70ee1009a717845074d354ebecac484442dae06

    • C:\Users\Public\Videos\1643631386\1.rar

      MD5

      4ff2a1da304c3b06f05d3a6680b7da0b

      SHA1

      fcb2b4b36942c0c1468ee51e9bf00d601af6baa7

      SHA256

      da7d3f08ced662147da10d43d9cf8b567db2c87f2e4106435c3734e39791b5ed

      SHA512

      a7e68f72a50d2b0ea57b556b73d83245de08e69d63f824ed0bdfc08bdf82302f7f367963d26382ec2a4ed859b900ed542f1bb527a3608a6a0e60f7ad952bbf74

    • C:\Users\Public\Videos\1643631386\360.tct

      MD5

      b6ee97ccbebb6c4d06e1a7a7bb4ee1c8

      SHA1

      7451e21a49529eb7e42fc5fc03d6980fabc00c44

      SHA256

      87d3ea42604943d2230cc0b5aea499da41fc7db46d141abf96875692040e4699

      SHA512

      060d9790e31c71e9e9b3d132088c107a6ae79a707ae3654b4c7e5a9248fd610761c0c40c54f4930d36c0379b490e7bee1be5592da85e4fe4c3f5c4a1a2eddd12

    • C:\Users\Public\Videos\1643631386\7zz.exe

      MD5

      f2ae502d448cfb81a5f40a9368d99b1a

      SHA1

      f849be86e9e7ced0acd51a68f92992b8090d08a5

      SHA256

      07ad4b984f288304003b080dd013784685181de4353a0b70a0247f96e535bd56

      SHA512

      9f3aea471684e22bf9fc045ca0e47a8429fa0b13c188f9c7a51937efa8afcec976761b0c4c95aed7735096fcc2278bbd86b0ab581261a6aff6c694d7bb65e9be

    • C:\Users\Public\Videos\1643631386\ojbkcg.exe

      MD5

      fb08e726e7a526d4620b4093d3b3cd41

      SHA1

      09d800bd9da9f4ce0b372423527925742b001d95

      SHA256

      6aafac6b731ccae8a5f184d692076f5582d6af6459cdbd46299b2fd5bcf60f2b

      SHA512

      6c74b1a879460576a1917e155a010d528458958ae468a25c56781c0d5cc19a97b0bb7434523765d3591e6ccf60588e970558b8acbc62f7446b8b6145c2356c6c

    • C:\Users\Public\Videos\1643631386\ojbkcg.exe

      MD5

      fb08e726e7a526d4620b4093d3b3cd41

      SHA1

      09d800bd9da9f4ce0b372423527925742b001d95

      SHA256

      6aafac6b731ccae8a5f184d692076f5582d6af6459cdbd46299b2fd5bcf60f2b

      SHA512

      6c74b1a879460576a1917e155a010d528458958ae468a25c56781c0d5cc19a97b0bb7434523765d3591e6ccf60588e970558b8acbc62f7446b8b6145c2356c6c

    • C:\Users\Public\Videos\1643631386\rundll3222.exe

      MD5

      c36bb659f08f046b139c8d1b980bf1ac

      SHA1

      dd3247b225a8da3161f76055f31cbc5f64a66086

      SHA256

      405f03534be8b45185695f68deb47d4daf04dcd6df9d351ca6831d3721b1efc4

      SHA512

      3eeae6a3b424fa1709b4443f625ee99fa2d2861661214b868d36bf5a63c0aaac61ad3bdd9c4b18cb9d820ef89653787df812289d31d65415c4dd08fd45d0c73f

    • C:\Users\Public\Videos\1643631386\svchost.txt

      MD5

      5ecefaea48c5a8498b036acd8ce411a5

      SHA1

      501b3ed0fb6c33f6a122d603292d7fe04e8ce04f

      SHA256

      88dd42dedc77e8ad117cc54d7b37083bbacaa6ecb84553bda31905b0a29e0e4d

      SHA512

      e41a6bb1c734330dac37b9e7552053efdb46d15bf60601613baf8b5ab4be352c4d2f2d1c4e8bc4fe1616b98adfcf7b26336300b3bb724a9016e04d5820b2dd00

    • \ProgramData\7z.dll

      MD5

      6a9e619a0392bb5918306f7fbaa8c85b

      SHA1

      d18d392e078e703ef7d9ec2a4f2042d7fbbf3863

      SHA256

      3beecf3d764daaffc020ba89dd764b0215fbd360bfc115fbb3880ef0672b98e5

      SHA512

      565c8f27395c41d4778debd0dec63d6fafb703255093d6ad5aea5d8b26f768f8b7ff7b2fa37a710179d3c1c0c0f47075a471c73584eb8941ee38b9ea25dcf809

    • \Users\Public\Videos\1643631386\360.tct

      MD5

      b6ee97ccbebb6c4d06e1a7a7bb4ee1c8

      SHA1

      7451e21a49529eb7e42fc5fc03d6980fabc00c44

      SHA256

      87d3ea42604943d2230cc0b5aea499da41fc7db46d141abf96875692040e4699

      SHA512

      060d9790e31c71e9e9b3d132088c107a6ae79a707ae3654b4c7e5a9248fd610761c0c40c54f4930d36c0379b490e7bee1be5592da85e4fe4c3f5c4a1a2eddd12

    • memory/796-193-0x0000000002AE0000-0x0000000003355000-memory.dmp

      Filesize

      8.5MB

    • memory/796-188-0x0000000180000000-0x00000001808AB000-memory.dmp

      Filesize

      8.7MB