Analysis

  • max time kernel
    14s
  • max time network
    32s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 19:36

General

  • Target

    c42b914076231e4e3e4ec95bc54cf821987e8538348f7e8ec95b03cbea84ef87.exe

  • Size

    2.5MB

  • MD5

    60ca1615601a2a5d64c8299f889bc913

  • SHA1

    9b07f70283fb631e9373ada91912f12a9322d056

  • SHA256

    c42b914076231e4e3e4ec95bc54cf821987e8538348f7e8ec95b03cbea84ef87

  • SHA512

    2cf6b977c69e9ed99d6ac237e045a37108a5cce31c23954810ee810a1b3b0726cff48a9e59e986e166ee467c2af837126297e6e657f6ef3a54550123f2a898ba

  • SSDEEP

    49152:h1OsrSQeb71DLvFzAqRmyyVchO4apKHcHhXa3FXWlPC1IS5zQ:h1OYSQY1DCqkck4apyLq9

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\c42b914076231e4e3e4ec95bc54cf821987e8538348f7e8ec95b03cbea84ef87.exe
    "C:\Users\Admin\AppData\Local\Temp\c42b914076231e4e3e4ec95bc54cf821987e8538348f7e8ec95b03cbea84ef87.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1236
    • C:\Users\Admin\AppData\Local\Temp\7zSAF34.tmp\7Sz69r7IVJmZrdR.exe
      .\7Sz69r7IVJmZrdR.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:1252
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32.exe /s "C:\Program Files (x86)\GoSave\Ga8hbGZSroz1Kw.x64.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:860
        • C:\Windows\system32\regsvr32.exe
          /s "C:\Program Files (x86)\GoSave\Ga8hbGZSroz1Kw.x64.dll"
          4⤵
          • Loads dropped DLL
          • Installs/modifies Browser Helper Object
          PID:1684

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files (x86)\GoSave\Ga8hbGZSroz1Kw.dat

    Filesize

    6KB

    MD5

    a47f6eac49b5e4c37d728704ed6df347

    SHA1

    05a753aae1b87dfeca340402dc02ac03fef32977

    SHA256

    c9015d6a52d1c46a2877e80198c5c53a6b0ab917c450d6cc322b7a022db0e1c3

    SHA512

    77b587e4c10e89c7968af001d23204eb5b30b6c412b607e8076fd3231c0016133f02060f55483dc0fea49fc71aea310d180d8e48378cd2e4e68b65c62a6cd006

  • C:\Program Files (x86)\GoSave\Ga8hbGZSroz1Kw.x64.dll

    Filesize

    886KB

    MD5

    1433d7e71196529644716ffc72c261b2

    SHA1

    f35147e7dc56f4e92856061b48c9f7a872e10385

    SHA256

    2ae79c724f8c2a134c125315fc6ee929b7ce09260e80b61c9a9e915571103e3f

    SHA512

    c363a35bd82214350439dcf6aaf9048b29f10aaeb3b1c3a69222792a94fab1009a5f6b6528df102ae082c129cce50ae7d646abc1dbd8ff9e788a9d05828c272c

  • C:\Users\Admin\AppData\Local\Temp\7zSAF34.tmp\7Sz69r7IVJmZrdR.dat

    Filesize

    6KB

    MD5

    a47f6eac49b5e4c37d728704ed6df347

    SHA1

    05a753aae1b87dfeca340402dc02ac03fef32977

    SHA256

    c9015d6a52d1c46a2877e80198c5c53a6b0ab917c450d6cc322b7a022db0e1c3

    SHA512

    77b587e4c10e89c7968af001d23204eb5b30b6c412b607e8076fd3231c0016133f02060f55483dc0fea49fc71aea310d180d8e48378cd2e4e68b65c62a6cd006

  • C:\Users\Admin\AppData\Local\Temp\7zSAF34.tmp\7Sz69r7IVJmZrdR.exe

    Filesize

    770KB

    MD5

    b4c30381dd37fea1c1c69bcb3ad48b32

    SHA1

    869eca61396754586f7e85ebf65a334e01856740

    SHA256

    66481ba6d9cbf3c7662fc7cfd867739077256f60f4165f76dfdcd9461500ae50

    SHA512

    1e7bbdd7a75b748ff9a5f70b46766b0108effc84e0cc7c5d8a1f32e56136181060a4363ed2cbd6ed14d195a2379cf8148680380256f31b809bb77d1fe0bf064f

  • C:\Users\Admin\AppData\Local\Temp\7zSAF34.tmp\7Sz69r7IVJmZrdR.exe

    Filesize

    770KB

    MD5

    b4c30381dd37fea1c1c69bcb3ad48b32

    SHA1

    869eca61396754586f7e85ebf65a334e01856740

    SHA256

    66481ba6d9cbf3c7662fc7cfd867739077256f60f4165f76dfdcd9461500ae50

    SHA512

    1e7bbdd7a75b748ff9a5f70b46766b0108effc84e0cc7c5d8a1f32e56136181060a4363ed2cbd6ed14d195a2379cf8148680380256f31b809bb77d1fe0bf064f

  • C:\Users\Admin\AppData\Local\Temp\7zSAF34.tmp\Ga8hbGZSroz1Kw.dll

    Filesize

    745KB

    MD5

    ce27e078a917088b7459c44570637b9d

    SHA1

    4d9e95fc9b97a1f21221f96ea8fbee55132e82b7

    SHA256

    8804ae047c9ba998964a359f278f54fa1d671ed245b7dfe117625f1ce0d5e84f

    SHA512

    492fdacef00a45dfe6d9db9c80b908bd0d9ebb4bf75c1f4053a8e281cfad5279646754a711484709de6f571487276ec19f71552522dc218fba8331bf6358f9ce

  • C:\Users\Admin\AppData\Local\Temp\7zSAF34.tmp\Ga8hbGZSroz1Kw.tlb

    Filesize

    3KB

    MD5

    f636475c74627ddf7b3b6b6dfaa8d491

    SHA1

    fb3a63977f8b0e07f18d313ace3e1f1223dc423b

    SHA256

    e6e330d72d59551c9ba78464c4081280510901a82f66d94c84cc94ca4594e4b2

    SHA512

    ba788afd76700c60fa8d899ea6ebc1c69594b09d9099c7cb4d408e290575c9ed89b0288df1a1ca9f1562564eb65f51f8add17f4c57eea7fe890b38592560fb96

  • C:\Users\Admin\AppData\Local\Temp\7zSAF34.tmp\Ga8hbGZSroz1Kw.x64.dll

    Filesize

    886KB

    MD5

    1433d7e71196529644716ffc72c261b2

    SHA1

    f35147e7dc56f4e92856061b48c9f7a872e10385

    SHA256

    2ae79c724f8c2a134c125315fc6ee929b7ce09260e80b61c9a9e915571103e3f

    SHA512

    c363a35bd82214350439dcf6aaf9048b29f10aaeb3b1c3a69222792a94fab1009a5f6b6528df102ae082c129cce50ae7d646abc1dbd8ff9e788a9d05828c272c

  • C:\Users\Admin\AppData\Local\Temp\7zSAF34.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zSAF34.tmp\[email protected]\chrome.manifest

    Filesize

    35B

    MD5

    b290fc4f7999670de2302b89fdc675b7

    SHA1

    775458e579805c691b66364073754ac1a3a17ad1

    SHA256

    4aeb58dacc82e643c5ea85f80e55d0b6e8419fbbe31e0721b5bbf5b6e3b66853

    SHA512

    38836c05932f4a60c24eb3895297b3120ab910e65b1c874e2e444d2ce4d7ceb4ea87f4f90f742b160a694ec0eedd478bdea51e90e2ad8bada3424ed1ee4110df

  • C:\Users\Admin\AppData\Local\Temp\7zSAF34.tmp\[email protected]\content\bg.js

    Filesize

    7KB

    MD5

    eab77b77b16ef9beba04d11eaa80b27d

    SHA1

    03f6f3859c1dc41a40f71936b0f898f4bb98ebea

    SHA256

    f0ce285d3bd0c814969abb0151f415ba163c9a7e0ca9e7d3bcb203357feb488e

    SHA512

    9a0bf1c73c31febad96bc8ef6dcf1395a1ced1737880d5053725cfd69182b112e1ba13e5296649cb116cbf8ef68f480d886e01fb1b05c69fa02247c384b9a9b3

  • C:\Users\Admin\AppData\Local\Temp\7zSAF34.tmp\[email protected]\install.rdf

    Filesize

    593B

    MD5

    bc269e010eafe8c1a8c86dd870b9f9aa

    SHA1

    84001a63a5bccdcd19bf9c657d2f229922b2380e

    SHA256

    c0c2bf94fae146d8fcbfa6f0e0c63d2b7f7532519d1fddfc8a5914935015caa0

    SHA512

    91075d546661fd144d6f154365e124779375f2c4a6650786fe73ed320f90d525c2051e0143425d1e070722389390b5f4ebc59ea114b4ae59d625900af0e59d96

  • C:\Users\Admin\AppData\Local\Temp\7zSAF34.tmp\fomjblaekdcoiaofaamogemapkpkclni\background.html

    Filesize

    146B

    MD5

    646ca780dc2f0fa34dd192a853809560

    SHA1

    dfb7d2bc8a60b05513e488fe02cbd6298b724850

    SHA256

    866b68197c2639b2f57e5431cffa973de992d6b75a8e0e01900e1506d3a97dbb

    SHA512

    f6764f625184f2bbe135fa63d8ce8e7a26613cda9fa4548bf0a2378ffd7581b87e5855dc260edad0f627ba7ea11f528b79840bf7279df73a9c1f4011ba17b5e0

  • C:\Users\Admin\AppData\Local\Temp\7zSAF34.tmp\fomjblaekdcoiaofaamogemapkpkclni\content.js

    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zSAF34.tmp\fomjblaekdcoiaofaamogemapkpkclni\i0XfYtcoh.js

    Filesize

    5KB

    MD5

    fd030f9d73ac60984556fe8cafb10e0f

    SHA1

    53d58e1cfc0a28043005a740e1e967fc8d52b6d1

    SHA256

    5168c6335cbfdbeb85567f30bb8a37201d4aef8a7fe2c90f1aaa6f64d11eefd4

    SHA512

    5de7e74e8eb1c259d62afb757f8f69cfedb439fa0e34dc2fd88700a680b89e173d9d3e04c2c49a1752d66f90b0a1900a805a41d1323ff45bcb97c9db46202641

  • C:\Users\Admin\AppData\Local\Temp\7zSAF34.tmp\fomjblaekdcoiaofaamogemapkpkclni\lsdb.js

    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zSAF34.tmp\fomjblaekdcoiaofaamogemapkpkclni\manifest.json

    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • \Program Files (x86)\GoSave\Ga8hbGZSroz1Kw.dll

    Filesize

    745KB

    MD5

    ce27e078a917088b7459c44570637b9d

    SHA1

    4d9e95fc9b97a1f21221f96ea8fbee55132e82b7

    SHA256

    8804ae047c9ba998964a359f278f54fa1d671ed245b7dfe117625f1ce0d5e84f

    SHA512

    492fdacef00a45dfe6d9db9c80b908bd0d9ebb4bf75c1f4053a8e281cfad5279646754a711484709de6f571487276ec19f71552522dc218fba8331bf6358f9ce

  • \Program Files (x86)\GoSave\Ga8hbGZSroz1Kw.x64.dll

    Filesize

    886KB

    MD5

    1433d7e71196529644716ffc72c261b2

    SHA1

    f35147e7dc56f4e92856061b48c9f7a872e10385

    SHA256

    2ae79c724f8c2a134c125315fc6ee929b7ce09260e80b61c9a9e915571103e3f

    SHA512

    c363a35bd82214350439dcf6aaf9048b29f10aaeb3b1c3a69222792a94fab1009a5f6b6528df102ae082c129cce50ae7d646abc1dbd8ff9e788a9d05828c272c

  • \Program Files (x86)\GoSave\Ga8hbGZSroz1Kw.x64.dll

    Filesize

    886KB

    MD5

    1433d7e71196529644716ffc72c261b2

    SHA1

    f35147e7dc56f4e92856061b48c9f7a872e10385

    SHA256

    2ae79c724f8c2a134c125315fc6ee929b7ce09260e80b61c9a9e915571103e3f

    SHA512

    c363a35bd82214350439dcf6aaf9048b29f10aaeb3b1c3a69222792a94fab1009a5f6b6528df102ae082c129cce50ae7d646abc1dbd8ff9e788a9d05828c272c

  • \Users\Admin\AppData\Local\Temp\7zSAF34.tmp\7Sz69r7IVJmZrdR.exe

    Filesize

    770KB

    MD5

    b4c30381dd37fea1c1c69bcb3ad48b32

    SHA1

    869eca61396754586f7e85ebf65a334e01856740

    SHA256

    66481ba6d9cbf3c7662fc7cfd867739077256f60f4165f76dfdcd9461500ae50

    SHA512

    1e7bbdd7a75b748ff9a5f70b46766b0108effc84e0cc7c5d8a1f32e56136181060a4363ed2cbd6ed14d195a2379cf8148680380256f31b809bb77d1fe0bf064f

  • memory/860-73-0x0000000000000000-mapping.dmp

  • memory/1236-54-0x0000000075991000-0x0000000075993000-memory.dmp

    Filesize

    8KB

  • memory/1252-56-0x0000000000000000-mapping.dmp

  • memory/1684-77-0x0000000000000000-mapping.dmp

  • memory/1684-78-0x000007FEFB7C1000-0x000007FEFB7C3000-memory.dmp

    Filesize

    8KB