Analysis

  • max time kernel
    106s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-10-2022 09:13

General

  • Target

    7450e060214cd3379f9b39dc786a6509d9d45f6209fc279b227f65b891a4c136.exe

  • Size

    245KB

  • MD5

    6b7f946f796cc665271dedad97e7b100

  • SHA1

    8e5429e6245b1b2ecde5f59648b173daece9adb4

  • SHA256

    7450e060214cd3379f9b39dc786a6509d9d45f6209fc279b227f65b891a4c136

  • SHA512

    98fd069732b0e06de1da7ac667dba30b8a4fddff0aef28f66f738532f1fe120710ff23aa4bf3677b7d0ba15b0703c87e14720adae7af153475422a15ca5475f0

  • SSDEEP

    3072:hn1/uEAgDPdkBlyFZ+ScjaiKWbETBquAEXlqsUU/NagIvcFEBgRdejhYmiH1aA:h1OgDPdkBAFZWjadD4s5/NaiRd6QVaA

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 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.

  • Installs/modifies Browser Helper Object 2 TTPs 4 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • NSIS installer 4 IoCs
  • Modifies registry class 63 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7450e060214cd3379f9b39dc786a6509d9d45f6209fc279b227f65b891a4c136.exe
    "C:\Users\Admin\AppData\Local\Temp\7450e060214cd3379f9b39dc786a6509d9d45f6209fc279b227f65b891a4c136.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4848
    • C:\Users\Admin\AppData\Local\Temp\7zS90BB.tmp\509cf99706dac.exe
      .\509cf99706dac.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      • System policy modification
      PID:4748

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\ProgramData\SaveAs\509cf99706de4.ocx

    Filesize

    126KB

    MD5

    d637295a8426c7c4a8e9ef3e584839a2

    SHA1

    55b64f53328498d22d269de2e65be2feeba7da00

    SHA256

    5cbd7f4b8f991ccab51cfc1fd0a5437013c5196f3c636632d691103aa3708adb

    SHA512

    f60f908b9f0efd4762255c9c71559bbd554714170262dd556353ddda55789d21cc3a8ade239cdf51da38dfa4e92714749c217095bccac19590ef8347ca501c8c

  • C:\Users\Admin\AppData\Local\Temp\7zS90BB.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    c6af866ae3d4b164afcccb15ffa6cafc

    SHA1

    a3d55e0cd5bbd94b10d7b69f9dabef78c9ceec88

    SHA256

    68c04674a7342b7b316a2590fcd4f51094a4a8b5462bc3ba9002885f23d12305

    SHA512

    b3534e088b65287adf0592cf790cac71ea1c821902deb5c0d0e5ab70dcdd4e3f17f157f4c7e73794b90cac23ed3fa630d555c2710e716333f986c15cda2be645

  • C:\Users\Admin\AppData\Local\Temp\7zS90BB.tmp\[email protected]\chrome.manifest

    Filesize

    116B

    MD5

    9f6de928a95e96459d7eea3978e01f7c

    SHA1

    c64920e82cfd8796ba3d041a61861f3389f90066

    SHA256

    74b05d1f96a19eda0354152d9a0e8065a653aec03e97ebfb1eb266b02aea8e81

    SHA512

    84731d868ba244f221ca6b0c142e5457c4e99e35b345a3927fc96c9c2d7697ae897222c15bca016059838964cf0613d93a74987c45aebaabd87b5f730d1f84e1

  • C:\Users\Admin\AppData\Local\Temp\7zS90BB.tmp\[email protected]\content\bg.js

    Filesize

    8KB

    MD5

    4f9058685532c4ccf69a0601acb2af82

    SHA1

    c293c90e3deaa9666bc422d08d1516e79523f756

    SHA256

    fcfc6800f238055abd3a04313e48c7189667e23d675e723fcda42bcdb5fe1392

    SHA512

    76990487f28d1baf20ecbadcd7a61a6761b719708f121b692bfe4ce278f6775ee5ec70625eebda554fad2bb140bd1a7edae1115458ae977dd65029d09c70e17e

  • C:\Users\Admin\AppData\Local\Temp\7zS90BB.tmp\[email protected]\content\zy.xul

    Filesize

    225B

    MD5

    db63af2f583d31545570d823dba9d8eb

    SHA1

    c3e02975f7dc4728608ea7cf7d839957aee03ca0

    SHA256

    9a263b68b71964be44c1fe49cc400b1bac873456b27d58dbb0cb2b23bd337ca6

    SHA512

    ca2db24220113e861b171024a6eca2ef4e3313f02df6a99a1db1f4d4d880013691635055595ba7d87ba2e1cc78355c794d02a0c47423cc256b42fe2878db0ffe

  • C:\Users\Admin\AppData\Local\Temp\7zS90BB.tmp\[email protected]\install.rdf

    Filesize

    702B

    MD5

    0cede369d24bb16e555cd7a9e2e3bc54

    SHA1

    1e0180307ff1683987f75fbebf01d11ffdcd1a14

    SHA256

    4462bc9fb99be838c9627a50d4a8d35a7b6408c13df54d10363f9bea36091bf1

    SHA512

    0166af1c6476a19f7d5643c9ab42c812324d4ee7be8f33a3abe5d0844754b3685102185e9d77703d1234748c21d9afef251a2bd30ccb950091bd5be37f17ce34

  • C:\Users\Admin\AppData\Local\Temp\7zS90BB.tmp\509cf99706dac.exe

    Filesize

    65KB

    MD5

    6fce522ef2543f1cd8812f45c8718ba6

    SHA1

    270c89c05963c0f24f976f6b75aa4d12ade4c837

    SHA256

    d75c34545066eb787ed671c6d4ce4f4c6267637518ca683dfefb79f95f14226b

    SHA512

    a0a486b95aeb9c059f23e639e16abdbfe94b041f33309b44e95743bf5a82f92d3c444c025b6c36a0dc296add3c2bc4f6affcf130014f16968be0afa8e0007880

  • C:\Users\Admin\AppData\Local\Temp\7zS90BB.tmp\509cf99706dac.exe

    Filesize

    65KB

    MD5

    6fce522ef2543f1cd8812f45c8718ba6

    SHA1

    270c89c05963c0f24f976f6b75aa4d12ade4c837

    SHA256

    d75c34545066eb787ed671c6d4ce4f4c6267637518ca683dfefb79f95f14226b

    SHA512

    a0a486b95aeb9c059f23e639e16abdbfe94b041f33309b44e95743bf5a82f92d3c444c025b6c36a0dc296add3c2bc4f6affcf130014f16968be0afa8e0007880

  • C:\Users\Admin\AppData\Local\Temp\7zS90BB.tmp\509cf99706de4.ocx

    Filesize

    126KB

    MD5

    d637295a8426c7c4a8e9ef3e584839a2

    SHA1

    55b64f53328498d22d269de2e65be2feeba7da00

    SHA256

    5cbd7f4b8f991ccab51cfc1fd0a5437013c5196f3c636632d691103aa3708adb

    SHA512

    f60f908b9f0efd4762255c9c71559bbd554714170262dd556353ddda55789d21cc3a8ade239cdf51da38dfa4e92714749c217095bccac19590ef8347ca501c8c

  • C:\Users\Admin\AppData\Local\Temp\7zS90BB.tmp\509cf99706e1d.html

    Filesize

    4KB

    MD5

    9f9e91057a18e5d05318910f267e6fcf

    SHA1

    2be7dd548522f928c4b38b311063e7e56e616aa8

    SHA256

    3f9878353481be11c675b3c699e3abc0a8f63962edcc84c3f12cf67c22ffb472

    SHA512

    7084a43c76900fedd899d416111146ae533371e99cc8a8f90222f77700d124e2e690655e96241cfb7dec908a1d0faeecf3e7ccf7fa70e6c3b9e0803e43d547b6

  • C:\Users\Admin\AppData\Local\Temp\7zS90BB.tmp\509cf99706e55.js

    Filesize

    9B

    MD5

    99fa5d714d971a49b67de27e0d8871be

    SHA1

    d0621e846ea60fa8d0b2c8e622e495af49cd7359

    SHA256

    f560d76474380da948a0c5ab8682dc026822d9685268c592f315224b1b968bf6

    SHA512

    2fec19e4f2a974227922a7e057890141523ae73fbfa127f9e8cd00dff71b29abb93cb865c6d74ecf3df8bca440c558d4fbf2f80e82cc9636320ab5edb95ebad5

  • C:\Users\Admin\AppData\Local\Temp\7zS90BB.tmp\hlcdmnkgpnnfhmbadplekimmdnkdlddo.crx

    Filesize

    7KB

    MD5

    c076a38c7a33662f66cc5d0157ba5ab4

    SHA1

    ca34121fcbc4fb16b81e9337dc1e5ca6ba37131f

    SHA256

    a63a78991469ba566bfc3b5b90d3bff559e3dfa311d2a54c2defe5ae81d0b407

    SHA512

    d81e138487c05054949b01c5d7ae5d455d52209cb910536106d4397de8043bb55dfba0fb370be99e455eb67bd0214b51318627f86d85a2683fdd6cb027191f83

  • C:\Users\Admin\AppData\Local\Temp\7zS90BB.tmp\settings.ini

    Filesize

    896B

    MD5

    b8a595a7c4abbc764ed9948752846e9e

    SHA1

    d9e7c88f8067aeaf23454e79fe921937b3f9761b

    SHA256

    302a6c406684998b88e275ea63893115e2587d02f17e4d70564959cee3cf0847

    SHA512

    c614ec50cfc0fcf1b156348175cd3c9aa62edd28bcda9bfbebb7f9ba298353dd4fbda5f56853f8cfd85816c9f230341babc5684f1513effa6d584aab09adc0a1

  • C:\Users\Admin\AppData\Local\Temp\nsp937C.tmp\UserInfo.dll

    Filesize

    4KB

    MD5

    7579ade7ae1747a31960a228ce02e666

    SHA1

    8ec8571a296737e819dcf86353a43fcf8ec63351

    SHA256

    564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

    SHA512

    a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b