Analysis

  • max time kernel
    46s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    24/11/2022, 09:18

General

  • Target

    cecedb270f63c94ac455d146f821761a5bd0c0aabb5f491e4cd28e1f085d05a4.exe

  • Size

    2.5MB

  • MD5

    91e7ed514535ddccf7ec7e93374aefe4

  • SHA1

    09ee4490a2eb030dc56051960cbb9b5df61db320

  • SHA256

    cecedb270f63c94ac455d146f821761a5bd0c0aabb5f491e4cd28e1f085d05a4

  • SHA512

    0093b761bac8fb8c0f983b4e9b73f47a944e2802b6564b4df2ef8d1b2f33edb279d232d082798317e0a999ba1e046238f4c6fb9966891939c4d82b981f794a89

  • SSDEEP

    49152:h1OsfMN6wdBh5N5Z4E8PuXitzuS4xBoYfzdgZ6YLFz5i4U/jA0GQ3o:h1OIMNtdBZouS4xK/hQY

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops Chrome extension 3 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 11 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in System32 directory 4 IoCs
  • Drops file in Program Files directory 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cecedb270f63c94ac455d146f821761a5bd0c0aabb5f491e4cd28e1f085d05a4.exe
    "C:\Users\Admin\AppData\Local\Temp\cecedb270f63c94ac455d146f821761a5bd0c0aabb5f491e4cd28e1f085d05a4.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1324
    • C:\Users\Admin\AppData\Local\Temp\7zS11EC.tmp\9Twgi8OYPGiKnRs.exe
      .\9Twgi8OYPGiKnRs.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1280
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32.exe /s "C:\Program Files (x86)\GoSave\07DMMDe40Pd1LF.x64.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1068
        • C:\Windows\system32\regsvr32.exe
          /s "C:\Program Files (x86)\GoSave\07DMMDe40Pd1LF.x64.dll"
          4⤵
          • Loads dropped DLL
          • Installs/modifies Browser Helper Object
          PID:1724

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Program Files (x86)\GoSave\07DMMDe40Pd1LF.dat

          Filesize

          7KB

          MD5

          62832a1d0a7d3b2243bd3a2ef7a194ac

          SHA1

          b90b255ad8f4fa61f2959ebdad1855742ac62e40

          SHA256

          5bb5dd300e33297a35445197bc5a1583346f906ee87fef774cb25fa4ad5b27d1

          SHA512

          36464df2042ed700cf351c30f4767cc02d8196e45ddd94d2a6c1d443cb58b3695ce2013421732346d9034aa3a9ff50830e4d1cc86bb6ad353f6a4c4ffc1f30a3

        • C:\Program Files (x86)\GoSave\07DMMDe40Pd1LF.x64.dll

          Filesize

          878KB

          MD5

          ec4e3ee93c7c6caf8e77b2f2b910c82e

          SHA1

          b8c90bd001c371fadd683a9106b692a0dc6706c8

          SHA256

          ac086b67b1485da29052d256365a25dc9de3082bce7f55b64582152c00aac942

          SHA512

          a3ca51f000cd9092213c5e263f5f23be8deba913ad4f77a8a9b9239fe9807ef10224e26e16437a5862de4ccabda17d37e81d181882ba2ba5bb2515970d36a6c9

        • C:\Users\Admin\AppData\Local\Temp\7zS11EC.tmp\07DMMDe40Pd1LF.dll

          Filesize

          746KB

          MD5

          8a167580cd1dd37bd496c810951e265c

          SHA1

          64dd7babc6b7a2614306cc68929d38cc5b6ae0b2

          SHA256

          73cdc61ec4b161fbc4017ef7b8ed73e593439875608c336d57098bac796912ec

          SHA512

          28fd5a1e3554976eddeace6772236b22996448207bab74bcdf6acca2e7880293893f4ecfa5ea3ef54fd073fb226de1de1e6c708e5acd3a51d3878b1fe54ba27f

        • C:\Users\Admin\AppData\Local\Temp\7zS11EC.tmp\07DMMDe40Pd1LF.tlb

          Filesize

          3KB

          MD5

          6913bf1ba01b10787f0b5b1d8788071a

          SHA1

          9a1fe110cd29b99508385b1b1e5cb83e6e2b10ec

          SHA256

          40b0d7a3f86ad964a12d142c9544d015e252e98e2ebab0895ee9df6f3946110c

          SHA512

          c0410368dd71668a1e34bc81536bc2e8a1b19f6c51455f87205f6f2bf0c9ec04a8994c39c4edbd137c04fd1871b5dc19f7c82a9c83a814c17e4a2dd160cb1b1d

        • C:\Users\Admin\AppData\Local\Temp\7zS11EC.tmp\07DMMDe40Pd1LF.x64.dll

          Filesize

          878KB

          MD5

          ec4e3ee93c7c6caf8e77b2f2b910c82e

          SHA1

          b8c90bd001c371fadd683a9106b692a0dc6706c8

          SHA256

          ac086b67b1485da29052d256365a25dc9de3082bce7f55b64582152c00aac942

          SHA512

          a3ca51f000cd9092213c5e263f5f23be8deba913ad4f77a8a9b9239fe9807ef10224e26e16437a5862de4ccabda17d37e81d181882ba2ba5bb2515970d36a6c9

        • C:\Users\Admin\AppData\Local\Temp\7zS11EC.tmp\9Twgi8OYPGiKnRs.dat

          Filesize

          7KB

          MD5

          62832a1d0a7d3b2243bd3a2ef7a194ac

          SHA1

          b90b255ad8f4fa61f2959ebdad1855742ac62e40

          SHA256

          5bb5dd300e33297a35445197bc5a1583346f906ee87fef774cb25fa4ad5b27d1

          SHA512

          36464df2042ed700cf351c30f4767cc02d8196e45ddd94d2a6c1d443cb58b3695ce2013421732346d9034aa3a9ff50830e4d1cc86bb6ad353f6a4c4ffc1f30a3

        • C:\Users\Admin\AppData\Local\Temp\7zS11EC.tmp\9Twgi8OYPGiKnRs.exe

          Filesize

          765KB

          MD5

          21c7e6ab35acdb8d15ac0590900c5206

          SHA1

          bd696ab0d1806c5492b4444d96fe272f217f4058

          SHA256

          314c44ac357c692c66516271e02fe280e9fc6d030a7172f2379c81fa383d44ec

          SHA512

          775636d7ec02398e32463ceaa7e1b18fe20689ed75d9c731b37b83f4c3ce828d2d2274d2f75d4f2c25133775969864467eff69b5fbf40e286fbfca6bdee1d3dd

        • C:\Users\Admin\AppData\Local\Temp\7zS11EC.tmp\9Twgi8OYPGiKnRs.exe

          Filesize

          765KB

          MD5

          21c7e6ab35acdb8d15ac0590900c5206

          SHA1

          bd696ab0d1806c5492b4444d96fe272f217f4058

          SHA256

          314c44ac357c692c66516271e02fe280e9fc6d030a7172f2379c81fa383d44ec

          SHA512

          775636d7ec02398e32463ceaa7e1b18fe20689ed75d9c731b37b83f4c3ce828d2d2274d2f75d4f2c25133775969864467eff69b5fbf40e286fbfca6bdee1d3dd

        • C:\Users\Admin\AppData\Local\Temp\7zS11EC.tmp\[email protected]\bootstrap.js

          Filesize

          2KB

          MD5

          df13f711e20e9c80171846d4f2f7ae06

          SHA1

          56d29cda58427efe0e21d3880d39eb1b0ef60bee

          SHA256

          6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

          SHA512

          6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

        • C:\Users\Admin\AppData\Local\Temp\7zS11EC.tmp\[email protected]\chrome.manifest

          Filesize

          35B

          MD5

          8ec95572bac6109d7e009761df36550f

          SHA1

          6bedad79a73a9d3042f53d4a76e9c5ebe308d979

          SHA256

          e08065ca4c53c9d12066da2345b3b8166088bca0cf92e191b688362ac1ad3d6a

          SHA512

          370ce12174d50db37d2ef068563f1a9b6c4c8cadb3c00d3cb84d312cf7cd149078e705e02b5967bee298953e3d1437bdd15b41d5a1997482175e3e306a43dd94

        • C:\Users\Admin\AppData\Local\Temp\7zS11EC.tmp\[email protected]\content\bg.js

          Filesize

          8KB

          MD5

          1eebebcf7cd512f60c4947a9ef106054

          SHA1

          5a852749befd90ec575c6c8189c0fc36568faffd

          SHA256

          2f5c95fd20f6f31d03baa3f0f9ed718ee680d707f08b6d38e1ee89ee8e8f0e53

          SHA512

          c275875ff65b9a66beeca7403ed6d024f8d68e6522240861e966986d869c9784d98f3c73dd38a22c08527f45651b591360ff39a96328708b465c9672addb1a64

        • C:\Users\Admin\AppData\Local\Temp\7zS11EC.tmp\[email protected]\install.rdf

          Filesize

          592B

          MD5

          f94bdb66fa297ba7c73386e4c7292ab6

          SHA1

          dc6d48b245fce2f831f33d171c9f70e0614541a9

          SHA256

          096a3b66b82df13dc36792f2302f07ffdf158d47260ac0daf0488d5fae8ea4c9

          SHA512

          7fe14e60b66e6fe6f5882e0db3511d340c4a8fed1bf06fd205c920d1c826138b5dbf87376dac53fc70a7cfcc7941e194cd1e4674827ed8d70180e9d1be690c41

        • C:\Users\Admin\AppData\Local\Temp\7zS11EC.tmp\cmamnmakalmobkcipkgjmmiedlmgboaa\Oam5.js

          Filesize

          6KB

          MD5

          53dcae7cf1b60c9bac583b010da7b4d0

          SHA1

          9a30db1416e79b427d6166b3da8317b7594cafec

          SHA256

          490012f6c53a92fab7d6f2e85da0e5ac694269bc3e2f96131f10641ff27268a2

          SHA512

          e0e78439312b0f22f1fa6232baf1e5fd37347d667a62e66ea2056cbafe716f3bdcc6bb13bdb47b4212c7f2d15e62dc08447e7c0f9cf0c46ff4f569d5317ac9b7

        • C:\Users\Admin\AppData\Local\Temp\7zS11EC.tmp\cmamnmakalmobkcipkgjmmiedlmgboaa\background.html

          Filesize

          141B

          MD5

          c7c6291669680a8639be23c213974b77

          SHA1

          dfd5f09c1fa6eb08ae6595742e24e75b30663bd2

          SHA256

          64ba777e292e184bc3522d73278abc6d0c50df48d0d35948c5e9dbc46baba093

          SHA512

          12449265cd50f44a7296a2e3fac49ef146b5c52034f443d233139d48a320eebc88e3351b57a30511a08afa17041ac7d34dbc2cae0276bbaee80cdc17528e1c81

        • C:\Users\Admin\AppData\Local\Temp\7zS11EC.tmp\cmamnmakalmobkcipkgjmmiedlmgboaa\content.js

          Filesize

          144B

          MD5

          fca19198fd8af21016a8b1dec7980002

          SHA1

          fd01a47d14004e17a625efe66cc46a06c786cf40

          SHA256

          332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

          SHA512

          60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

        • C:\Users\Admin\AppData\Local\Temp\7zS11EC.tmp\cmamnmakalmobkcipkgjmmiedlmgboaa\lsdb.js

          Filesize

          531B

          MD5

          36d98318ab2b3b2585a30984db328afb

          SHA1

          f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

          SHA256

          ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

          SHA512

          6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

        • C:\Users\Admin\AppData\Local\Temp\7zS11EC.tmp\cmamnmakalmobkcipkgjmmiedlmgboaa\manifest.json

          Filesize

          498B

          MD5

          640199ea4621e34510de919f6a54436f

          SHA1

          dc65dbfad02bd2688030bd56ca1cab85917a9937

          SHA256

          e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

          SHA512

          d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

        • \Program Files (x86)\GoSave\07DMMDe40Pd1LF.dll

          Filesize

          746KB

          MD5

          8a167580cd1dd37bd496c810951e265c

          SHA1

          64dd7babc6b7a2614306cc68929d38cc5b6ae0b2

          SHA256

          73cdc61ec4b161fbc4017ef7b8ed73e593439875608c336d57098bac796912ec

          SHA512

          28fd5a1e3554976eddeace6772236b22996448207bab74bcdf6acca2e7880293893f4ecfa5ea3ef54fd073fb226de1de1e6c708e5acd3a51d3878b1fe54ba27f

        • \Program Files (x86)\GoSave\07DMMDe40Pd1LF.x64.dll

          Filesize

          878KB

          MD5

          ec4e3ee93c7c6caf8e77b2f2b910c82e

          SHA1

          b8c90bd001c371fadd683a9106b692a0dc6706c8

          SHA256

          ac086b67b1485da29052d256365a25dc9de3082bce7f55b64582152c00aac942

          SHA512

          a3ca51f000cd9092213c5e263f5f23be8deba913ad4f77a8a9b9239fe9807ef10224e26e16437a5862de4ccabda17d37e81d181882ba2ba5bb2515970d36a6c9

        • \Program Files (x86)\GoSave\07DMMDe40Pd1LF.x64.dll

          Filesize

          878KB

          MD5

          ec4e3ee93c7c6caf8e77b2f2b910c82e

          SHA1

          b8c90bd001c371fadd683a9106b692a0dc6706c8

          SHA256

          ac086b67b1485da29052d256365a25dc9de3082bce7f55b64582152c00aac942

          SHA512

          a3ca51f000cd9092213c5e263f5f23be8deba913ad4f77a8a9b9239fe9807ef10224e26e16437a5862de4ccabda17d37e81d181882ba2ba5bb2515970d36a6c9

        • \Users\Admin\AppData\Local\Temp\7zS11EC.tmp\9Twgi8OYPGiKnRs.exe

          Filesize

          765KB

          MD5

          21c7e6ab35acdb8d15ac0590900c5206

          SHA1

          bd696ab0d1806c5492b4444d96fe272f217f4058

          SHA256

          314c44ac357c692c66516271e02fe280e9fc6d030a7172f2379c81fa383d44ec

          SHA512

          775636d7ec02398e32463ceaa7e1b18fe20689ed75d9c731b37b83f4c3ce828d2d2274d2f75d4f2c25133775969864467eff69b5fbf40e286fbfca6bdee1d3dd

        • memory/1324-54-0x00000000752B1000-0x00000000752B3000-memory.dmp

          Filesize

          8KB

        • memory/1724-78-0x000007FEFB781000-0x000007FEFB783000-memory.dmp

          Filesize

          8KB