Analysis

  • max time kernel
    172s
  • max time network
    213s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 06:07

General

  • Target

    102434e5955a45b41a1211452280e6239b0cff29980b69d81f26affc7a83db63.exe

  • Size

    2.1MB

  • MD5

    bdb303d2d436060129d6c424aac18aca

  • SHA1

    72ce1da78a12f5007e0f4fef04072712ef8b9d66

  • SHA256

    102434e5955a45b41a1211452280e6239b0cff29980b69d81f26affc7a83db63

  • SHA512

    e999e60d090badf1f36c650d72c0562b8c76d7693d8591364d83292e42bb9c57d550ec0a230dc14fd83acb930766a888ce2d974170e237022671399dfffcdb86

  • SSDEEP

    24576:h1OYdaORTwLleYkTVug2PiL0jHM8WK5z6Sh19BUfOD4XRt1otyBNvJvMXzGK5IhH:h1OscLARTQ9PimJWtShQnvQsruW

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 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 5 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 9 IoCs

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

  • Drops file in Program Files directory 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\102434e5955a45b41a1211452280e6239b0cff29980b69d81f26affc7a83db63.exe
    "C:\Users\Admin\AppData\Local\Temp\102434e5955a45b41a1211452280e6239b0cff29980b69d81f26affc7a83db63.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4092
    • C:\Users\Admin\AppData\Local\Temp\7zS83E5.tmp\zZG4SpkejcNIHeg.exe
      .\zZG4SpkejcNIHeg.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:4940
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32.exe /s "C:\Program Files (x86)\GoSave\8mxxqBZxm5umPN.x64.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:100
        • C:\Windows\system32\regsvr32.exe
          /s "C:\Program Files (x86)\GoSave\8mxxqBZxm5umPN.x64.dll"
          4⤵
          • Loads dropped DLL
          • Installs/modifies Browser Helper Object
          PID:216

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files (x86)\GoSave\8mxxqBZxm5umPN.dat

    Filesize

    5KB

    MD5

    2a7165349e686191e8756d8652b22638

    SHA1

    d13ffd239948499c2ac6fd71817674a60e695b3a

    SHA256

    2e243d8381f7ebb7570dfda769a40ea9f2587a90a08dbd5902e13b59d3136f2f

    SHA512

    6b7b34b56e234a916f05ef1f93a8f076e4ad92996c8e002ab1e7e596a0dfd7ee8bb102f1db0ce1a431bc051583df2130a06b01ce60504479f490c414477b97e2

  • C:\Program Files (x86)\GoSave\8mxxqBZxm5umPN.dll

    Filesize

    611KB

    MD5

    123fde8f1a45be2f971b36a8ae5457ef

    SHA1

    78f77c976bec0b388407f986e7866818512eec97

    SHA256

    12869f73fb78fcbb8876e10772d081890b19fd1e228dd83ca012416cf26e931e

    SHA512

    4ae3708e45e15a49e7ba1d338a9186ed47f41abe57727d57833a33be887043dcb950d02bc52f79ee414df0df56c3e87f213995fa222a6f0e1c659393860231d9

  • C:\Program Files (x86)\GoSave\8mxxqBZxm5umPN.x64.dll

    Filesize

    693KB

    MD5

    c59945c3f5074d51077f2d598680aa11

    SHA1

    7d2ab4599f476d9da677283bdfcff5164a30b2e7

    SHA256

    10658a9b7ad99f84d73c77bde58761c89f37b1318f90197710d63824ae894b5b

    SHA512

    d3ccea87caba7d10776c0d4726b26cad81e85562270a1c873a59ab59a0d73336bae0af6cb6a242fb8f1b4cb4278636ed9995bd03f4f0b32d84a705e19a7b7e61

  • C:\Program Files (x86)\GoSave\8mxxqBZxm5umPN.x64.dll

    Filesize

    693KB

    MD5

    c59945c3f5074d51077f2d598680aa11

    SHA1

    7d2ab4599f476d9da677283bdfcff5164a30b2e7

    SHA256

    10658a9b7ad99f84d73c77bde58761c89f37b1318f90197710d63824ae894b5b

    SHA512

    d3ccea87caba7d10776c0d4726b26cad81e85562270a1c873a59ab59a0d73336bae0af6cb6a242fb8f1b4cb4278636ed9995bd03f4f0b32d84a705e19a7b7e61

  • C:\Program Files (x86)\GoSave\8mxxqBZxm5umPN.x64.dll

    Filesize

    693KB

    MD5

    c59945c3f5074d51077f2d598680aa11

    SHA1

    7d2ab4599f476d9da677283bdfcff5164a30b2e7

    SHA256

    10658a9b7ad99f84d73c77bde58761c89f37b1318f90197710d63824ae894b5b

    SHA512

    d3ccea87caba7d10776c0d4726b26cad81e85562270a1c873a59ab59a0d73336bae0af6cb6a242fb8f1b4cb4278636ed9995bd03f4f0b32d84a705e19a7b7e61

  • C:\Users\Admin\AppData\Local\Temp\7zS83E5.tmp\8mxxqBZxm5umPN.dll

    Filesize

    611KB

    MD5

    123fde8f1a45be2f971b36a8ae5457ef

    SHA1

    78f77c976bec0b388407f986e7866818512eec97

    SHA256

    12869f73fb78fcbb8876e10772d081890b19fd1e228dd83ca012416cf26e931e

    SHA512

    4ae3708e45e15a49e7ba1d338a9186ed47f41abe57727d57833a33be887043dcb950d02bc52f79ee414df0df56c3e87f213995fa222a6f0e1c659393860231d9

  • C:\Users\Admin\AppData\Local\Temp\7zS83E5.tmp\8mxxqBZxm5umPN.tlb

    Filesize

    3KB

    MD5

    d5c4233a6c3de331b459f5f6a35ae3dd

    SHA1

    b5f1bf145f4e0896d7ae500abecbfaca715c18ab

    SHA256

    f3fca93b2a2848af13dcd30cad6305d20319d0a96f622f96753c1aebb91c885c

    SHA512

    4af48daa80dcd76cf45018d7edef74f35c5917457dd598f5a2071bba8875d75280326e41f3f5885d5301a596c22a3833cb062e2f4c97e0d83a01ad2644056e76

  • C:\Users\Admin\AppData\Local\Temp\7zS83E5.tmp\8mxxqBZxm5umPN.x64.dll

    Filesize

    693KB

    MD5

    c59945c3f5074d51077f2d598680aa11

    SHA1

    7d2ab4599f476d9da677283bdfcff5164a30b2e7

    SHA256

    10658a9b7ad99f84d73c77bde58761c89f37b1318f90197710d63824ae894b5b

    SHA512

    d3ccea87caba7d10776c0d4726b26cad81e85562270a1c873a59ab59a0d73336bae0af6cb6a242fb8f1b4cb4278636ed9995bd03f4f0b32d84a705e19a7b7e61

  • C:\Users\Admin\AppData\Local\Temp\7zS83E5.tmp\aonikocmjbngmnpigjejpnhahjfbfjea\WVBZrc3Esf.js

    Filesize

    5KB

    MD5

    bbd552b04ffcbec2d3e92efa9511b88e

    SHA1

    b5de2c3430708042bea12d97b844601acab71c23

    SHA256

    79f9452bbee8fa82565da8d4e446f1325cad30c5267d2de3ac6ac2c4134f8d2b

    SHA512

    84b2a79a74b985da091e7528b9ee6307b23cd7b7bec12dee572939fad230457a1fb1908d06dd7d623c934b9a836dd915065bd42fc64f39f3ceccb7e7d91753d8

  • C:\Users\Admin\AppData\Local\Temp\7zS83E5.tmp\aonikocmjbngmnpigjejpnhahjfbfjea\background.html

    Filesize

    147B

    MD5

    a58792a159b21e3f142ce75eb85991e7

    SHA1

    0db29370dc26cabcd046fcf752ea8953ae64e300

    SHA256

    9ccdb07c87da9ee98ac2bf42e7ce943255d45bce03e887a41481907e7b7a791f

    SHA512

    bea581a3c58dae9713faed923f4080aa62f4a826fffbb976f5a210d7389f399fc59d5b193134f42446c5179c4d93a1b897a1407ec53d14e778055fbdbdb4fe43

  • C:\Users\Admin\AppData\Local\Temp\7zS83E5.tmp\aonikocmjbngmnpigjejpnhahjfbfjea\content.js

    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS83E5.tmp\aonikocmjbngmnpigjejpnhahjfbfjea\lsdb.js

    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS83E5.tmp\aonikocmjbngmnpigjejpnhahjfbfjea\manifest.json

    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • C:\Users\Admin\AppData\Local\Temp\7zS83E5.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS83E5.tmp\[email protected]\chrome.manifest

    Filesize

    35B

    MD5

    d6bd37fa3ed36307c5bd743aedf8a3fe

    SHA1

    0056064a5b6763a1082b6cce025edf915bcc324b

    SHA256

    3d5940c68ad1e55c42eb758973176a508d7073c3044386d862a57e60faf0c467

    SHA512

    8f3a3d696fcb8be9ad92f0c8ff1422168599f5cafa347932a3fc7d851e621a5eb1f7f12ec2394fc7d8570608055cc9d96e62b2154c08ebd43257d90b0f981980

  • C:\Users\Admin\AppData\Local\Temp\7zS83E5.tmp\[email protected]\content\bg.js

    Filesize

    7KB

    MD5

    a23140ed224299012d29528d014d3cff

    SHA1

    25d7ee95832476b26924b1e6d2f97d6708ac866f

    SHA256

    17ba15c67995670e89468585d612d6ad82b2b3c53f380471d4e4a13ad73ec435

    SHA512

    a9a76fff312f5ac72ae8448c307eaae440eefb6e5c789bbb35e217de26f5acc732b1ed273167a0a83fe044d8c15f302a090f9bae230994d02d31edb86c6f805a

  • C:\Users\Admin\AppData\Local\Temp\7zS83E5.tmp\[email protected]\install.rdf

    Filesize

    592B

    MD5

    eb325aad82075972a8743de65cd9a0ad

    SHA1

    cdf419878051fcc97f6a89d654e7c38d50c732c5

    SHA256

    6886b3d320d06bec4a7d3ec9fcfe98a294f80681614d30a6c88bd73d34efcbdf

    SHA512

    7205ffeddff5b4fe3ffc7302760a863b544d4f7baf67a70ce73361e54d1e3a97836271c81ea4ea8f01903290899780a70b8bc1e37dc777ebc644e867517a1119

  • C:\Users\Admin\AppData\Local\Temp\7zS83E5.tmp\zZG4SpkejcNIHeg.dat

    Filesize

    5KB

    MD5

    2a7165349e686191e8756d8652b22638

    SHA1

    d13ffd239948499c2ac6fd71817674a60e695b3a

    SHA256

    2e243d8381f7ebb7570dfda769a40ea9f2587a90a08dbd5902e13b59d3136f2f

    SHA512

    6b7b34b56e234a916f05ef1f93a8f076e4ad92996c8e002ab1e7e596a0dfd7ee8bb102f1db0ce1a431bc051583df2130a06b01ce60504479f490c414477b97e2

  • C:\Users\Admin\AppData\Local\Temp\7zS83E5.tmp\zZG4SpkejcNIHeg.exe

    Filesize

    634KB

    MD5

    8b3b2e0c8e5f6fdefb32e82daf230175

    SHA1

    4ddeb5ed636661376b8e1ef41e5162387724ed44

    SHA256

    e7be2ab45ff78525377a8da7205bbc29f871c907ddf30879d29aa0c219f65e99

    SHA512

    8aeb49852cb6a1335df799e8e30b34d83303a225c1a7b2e029368246d81463d653109a4454a3f9196fa050c2a5e9ba4dc8372900c55ce989c821c954cb850038

  • C:\Users\Admin\AppData\Local\Temp\7zS83E5.tmp\zZG4SpkejcNIHeg.exe

    Filesize

    634KB

    MD5

    8b3b2e0c8e5f6fdefb32e82daf230175

    SHA1

    4ddeb5ed636661376b8e1ef41e5162387724ed44

    SHA256

    e7be2ab45ff78525377a8da7205bbc29f871c907ddf30879d29aa0c219f65e99

    SHA512

    8aeb49852cb6a1335df799e8e30b34d83303a225c1a7b2e029368246d81463d653109a4454a3f9196fa050c2a5e9ba4dc8372900c55ce989c821c954cb850038

  • memory/100-149-0x0000000000000000-mapping.dmp

  • memory/216-152-0x0000000000000000-mapping.dmp

  • memory/4940-132-0x0000000000000000-mapping.dmp