Analysis

  • max time kernel
    5s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 21:10

General

  • Target

    a6ee60e50b551d82ea6ee582096940dfc644e048dc990739ec711b61c6cfeaeb.exe

  • Size

    2.5MB

  • MD5

    337e72ecaab33fa0312425aecf519f36

  • SHA1

    81167ee3a16f7ef6426d08aac69a1ae6827bfcba

  • SHA256

    a6ee60e50b551d82ea6ee582096940dfc644e048dc990739ec711b61c6cfeaeb

  • SHA512

    f61d4e8746b9b4a532af616bd28eab6c7ce9240b81d5dc9389ce4d74118f0f66be9097465dd2dec7eb391fb6112b1cd15f3bebf1f8afd2aeeace8770cf89f934

  • SSDEEP

    49152:h1OsfUc3R1YQeb1bR9qMS3te/+E+kzkeRutdQ3L3V/A9VeU:h1OqbRsTWe/ZS

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 Program Files directory 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a6ee60e50b551d82ea6ee582096940dfc644e048dc990739ec711b61c6cfeaeb.exe
    "C:\Users\Admin\AppData\Local\Temp\a6ee60e50b551d82ea6ee582096940dfc644e048dc990739ec711b61c6cfeaeb.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:956
    • C:\Users\Admin\AppData\Local\Temp\7zS983B.tmp\bQmPmhvrMC3IZ1K.exe
      .\bQmPmhvrMC3IZ1K.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1764
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32.exe /s "C:\Program Files (x86)\GoSave\WmoVokcikS8TCN.x64.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1512
        • C:\Windows\system32\regsvr32.exe
          /s "C:\Program Files (x86)\GoSave\WmoVokcikS8TCN.x64.dll"
          4⤵
          • Loads dropped DLL
          • Installs/modifies Browser Helper Object
          PID:1940

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files (x86)\GoSave\WmoVokcikS8TCN.dat

    Filesize

    6KB

    MD5

    6db49e031163edc0c6c3354ca1ac22af

    SHA1

    1aa1f665e408745a67c82cc4600da3ac1ecca846

    SHA256

    65ae82d8949de4a398d41c849a9a15704aa5f420bf0b9be341c5c03358674eff

    SHA512

    f70374b06d5e4ae7ed041c03dab526aa5ce8b51cc2f8f25bd5e337bdd6280e65d1877a203e43426bd25f1db1bc26aa2b1743878ff6506ea00ebc2d0d7662d80c

  • C:\Program Files (x86)\GoSave\WmoVokcikS8TCN.x64.dll

    Filesize

    874KB

    MD5

    c204b63eda2256280c0d74669210c890

    SHA1

    0a66d21505519e92683ac9845c3ff9ee6e196332

    SHA256

    505902d13946b15000ecb6aadb6946a298193dbef795f1d085a233ca5d7ab4f0

    SHA512

    1bec19d922bbf35807826f156663338b9d0cfa221d41b531555577579646e5cbb5854a510da918c92755f10782e4f5fc8e49c4e4b24c32b7e800ca51691c7425

  • C:\Users\Admin\AppData\Local\Temp\7zS983B.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS983B.tmp\[email protected]\chrome.manifest

    Filesize

    35B

    MD5

    35abc0b68620866d5952b4c72f912e64

    SHA1

    60d1b1db3b93b3971edf2be94fb63d22c49c5b61

    SHA256

    520a6b57b6a789b0708c544321712681c0f9d21706d5cc4eb08a30ee4e59dba1

    SHA512

    ed24ec9bb1119e7a89b1c673f73cee79d31ee7ff80721900073016717aed13a7f094e0077af4396a12c5a34cd7e0f13ec9b808917267f539f14d43aeff578371

  • C:\Users\Admin\AppData\Local\Temp\7zS983B.tmp\[email protected]\content\bg.js

    Filesize

    7KB

    MD5

    b15ca6aef844e327ffd157c902bebcc1

    SHA1

    aae596fca48e71e2d227f6b3b5a85e665790805e

    SHA256

    da0d393375edffc3b30ac554910373bde05a98a11a4cef6d57bba66126d3b9c7

    SHA512

    9e346257696d9adf34043ee93ff92a18872f2b0e2d082ab8e2578eaee5682b22077881565b2bb6e1bb2622d377a482fced143c97950e6b2258f19d12120fa492

  • C:\Users\Admin\AppData\Local\Temp\7zS983B.tmp\[email protected]\install.rdf

    Filesize

    599B

    MD5

    24db923966676bd5afff83d31253fb25

    SHA1

    771c8f10a2df74b2d28179ff7da6182f843eefd9

    SHA256

    a806014306f663fa0effd00e75fb65094b729f99a5a6fd7da8201d6c94385263

    SHA512

    af7c593d2fbd5e724a2234226e5158e023d4a2bb095c05916d48e816deea750413fe98f21e0cda3d7bcf9d261ada3f2f4639c07af77781051174a523b0a28f47

  • C:\Users\Admin\AppData\Local\Temp\7zS983B.tmp\WmoVokcikS8TCN.dll

    Filesize

    744KB

    MD5

    fc8b2dfce95210e4fe59b69a454ce14a

    SHA1

    46acd69f9bc55784091a572c8aa4d4d153a874f8

    SHA256

    3b408b96d81cfe3167926bcb62020da4d95001d8d2c3fc4d67708ec21488f189

    SHA512

    5ba3bb3437bb523721eac4e5c510b3fcb7b15090efeccd43075c8a42a776acad0c785431d7e2287e1b812556a30cd17bdde3d0d99f505a739c2042843d2cc1bf

  • C:\Users\Admin\AppData\Local\Temp\7zS983B.tmp\WmoVokcikS8TCN.tlb

    Filesize

    3KB

    MD5

    662093ad59715d81e0a2b7cfbd4ac684

    SHA1

    83419c0803aa1c25a27b1fb8ad4a663d2d4878b0

    SHA256

    68fc930e26f7f38e30df8f8f40d1232b81af62d4cf27a281a8f645788ad1f6c4

    SHA512

    0eaffb7f011f548e1c6f8490c3d353fa05976140383df85663b5ef13be110d4847f08afe236a796a7f10a28895d29a7344e6d346389aa0780cc24af50fd66bf6

  • C:\Users\Admin\AppData\Local\Temp\7zS983B.tmp\WmoVokcikS8TCN.x64.dll

    Filesize

    874KB

    MD5

    c204b63eda2256280c0d74669210c890

    SHA1

    0a66d21505519e92683ac9845c3ff9ee6e196332

    SHA256

    505902d13946b15000ecb6aadb6946a298193dbef795f1d085a233ca5d7ab4f0

    SHA512

    1bec19d922bbf35807826f156663338b9d0cfa221d41b531555577579646e5cbb5854a510da918c92755f10782e4f5fc8e49c4e4b24c32b7e800ca51691c7425

  • C:\Users\Admin\AppData\Local\Temp\7zS983B.tmp\bQmPmhvrMC3IZ1K.dat

    Filesize

    6KB

    MD5

    6db49e031163edc0c6c3354ca1ac22af

    SHA1

    1aa1f665e408745a67c82cc4600da3ac1ecca846

    SHA256

    65ae82d8949de4a398d41c849a9a15704aa5f420bf0b9be341c5c03358674eff

    SHA512

    f70374b06d5e4ae7ed041c03dab526aa5ce8b51cc2f8f25bd5e337bdd6280e65d1877a203e43426bd25f1db1bc26aa2b1743878ff6506ea00ebc2d0d7662d80c

  • C:\Users\Admin\AppData\Local\Temp\7zS983B.tmp\bQmPmhvrMC3IZ1K.exe

    Filesize

    762KB

    MD5

    468f56fce4a9413059464fa7c9c3cc5f

    SHA1

    99dde68e6dca34b5787c1e2faeab1716f443e462

    SHA256

    1b0cefe330725f38dd592a9900eeca832124643d3a170805ad7cd988dc312841

    SHA512

    11bf2744d92faaa1e13bb316d3d56555fd5bb8a8248fde6bbca1f692cc55928ec901cc1cc79c09f236273e25712526dd629fd97aec4f062d469c9714d1a6a7d0

  • C:\Users\Admin\AppData\Local\Temp\7zS983B.tmp\bQmPmhvrMC3IZ1K.exe

    Filesize

    762KB

    MD5

    468f56fce4a9413059464fa7c9c3cc5f

    SHA1

    99dde68e6dca34b5787c1e2faeab1716f443e462

    SHA256

    1b0cefe330725f38dd592a9900eeca832124643d3a170805ad7cd988dc312841

    SHA512

    11bf2744d92faaa1e13bb316d3d56555fd5bb8a8248fde6bbca1f692cc55928ec901cc1cc79c09f236273e25712526dd629fd97aec4f062d469c9714d1a6a7d0

  • C:\Users\Admin\AppData\Local\Temp\7zS983B.tmp\gekfkkcibneibaabodhfngobpmhignno\Sqeq59Qz.js

    Filesize

    5KB

    MD5

    f4e04721f1ba3b35b6a4208b5c9f17ce

    SHA1

    b7a897072fe652731ee514985b1e02c86688c686

    SHA256

    708b52b997f38633b99980f2dc0a4f2b715334965bf684e1e5c2808c5a9e9165

    SHA512

    2409df5921a7925e9e9e083a8eb103d1fc964a5399fddfd715d3bb700132f24992c60735420d27851d35c9d727543971663804bc5a2857517d9a031b715180c8

  • C:\Users\Admin\AppData\Local\Temp\7zS983B.tmp\gekfkkcibneibaabodhfngobpmhignno\background.html

    Filesize

    145B

    MD5

    f8e55e9338694aeabbaa1b71f6476b26

    SHA1

    72792be37024ed14f963ad155ca632f1a5ae1931

    SHA256

    79faf0ae1007e83def7d8ff89fec7460dad60652d4b1370620cc9e24bd290f92

    SHA512

    81e14e608b0682590890100d2f9cc951b1302ee73ba776c1c4f549d17e4840d2f15af69e71cf5fbdb85e084bac4b0f80d77406b5a3897e863ae8dbda96c2fcbe

  • C:\Users\Admin\AppData\Local\Temp\7zS983B.tmp\gekfkkcibneibaabodhfngobpmhignno\content.js

    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS983B.tmp\gekfkkcibneibaabodhfngobpmhignno\lsdb.js

    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS983B.tmp\gekfkkcibneibaabodhfngobpmhignno\manifest.json

    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • \Program Files (x86)\GoSave\WmoVokcikS8TCN.dll

    Filesize

    744KB

    MD5

    fc8b2dfce95210e4fe59b69a454ce14a

    SHA1

    46acd69f9bc55784091a572c8aa4d4d153a874f8

    SHA256

    3b408b96d81cfe3167926bcb62020da4d95001d8d2c3fc4d67708ec21488f189

    SHA512

    5ba3bb3437bb523721eac4e5c510b3fcb7b15090efeccd43075c8a42a776acad0c785431d7e2287e1b812556a30cd17bdde3d0d99f505a739c2042843d2cc1bf

  • \Program Files (x86)\GoSave\WmoVokcikS8TCN.x64.dll

    Filesize

    874KB

    MD5

    c204b63eda2256280c0d74669210c890

    SHA1

    0a66d21505519e92683ac9845c3ff9ee6e196332

    SHA256

    505902d13946b15000ecb6aadb6946a298193dbef795f1d085a233ca5d7ab4f0

    SHA512

    1bec19d922bbf35807826f156663338b9d0cfa221d41b531555577579646e5cbb5854a510da918c92755f10782e4f5fc8e49c4e4b24c32b7e800ca51691c7425

  • \Program Files (x86)\GoSave\WmoVokcikS8TCN.x64.dll

    Filesize

    874KB

    MD5

    c204b63eda2256280c0d74669210c890

    SHA1

    0a66d21505519e92683ac9845c3ff9ee6e196332

    SHA256

    505902d13946b15000ecb6aadb6946a298193dbef795f1d085a233ca5d7ab4f0

    SHA512

    1bec19d922bbf35807826f156663338b9d0cfa221d41b531555577579646e5cbb5854a510da918c92755f10782e4f5fc8e49c4e4b24c32b7e800ca51691c7425

  • \Users\Admin\AppData\Local\Temp\7zS983B.tmp\bQmPmhvrMC3IZ1K.exe

    Filesize

    762KB

    MD5

    468f56fce4a9413059464fa7c9c3cc5f

    SHA1

    99dde68e6dca34b5787c1e2faeab1716f443e462

    SHA256

    1b0cefe330725f38dd592a9900eeca832124643d3a170805ad7cd988dc312841

    SHA512

    11bf2744d92faaa1e13bb316d3d56555fd5bb8a8248fde6bbca1f692cc55928ec901cc1cc79c09f236273e25712526dd629fd97aec4f062d469c9714d1a6a7d0

  • memory/956-54-0x0000000075891000-0x0000000075893000-memory.dmp

    Filesize

    8KB

  • memory/1512-73-0x0000000000000000-mapping.dmp

  • memory/1764-56-0x0000000000000000-mapping.dmp

  • memory/1940-77-0x0000000000000000-mapping.dmp

  • memory/1940-78-0x000007FEFB771000-0x000007FEFB773000-memory.dmp

    Filesize

    8KB