Analysis

  • max time kernel
    42s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    07/11/2022, 07:37

General

  • Target

    abaa9b4a4ed0c2ce42eb96df5ba1e599d61c84289262142a24530b345a05d424.exe

  • Size

    245KB

  • MD5

    1e986563b9c7ae14c6e827caa31cc367

  • SHA1

    ff7234f6b76883d21609f1cd983940556ba717db

  • SHA256

    abaa9b4a4ed0c2ce42eb96df5ba1e599d61c84289262142a24530b345a05d424

  • SHA512

    bfc04d414e00d14ed69dd2c46dd7bea2a8cefdab3426882d08ed8ceff2157cdd26fe312637c4b50533201e162340a0adf2240c0dcf1cb19d970f8a836c5ba59e

  • SSDEEP

    6144:h1OgDPdkBAFZWjadD4s5qe0sfnLj+Mw0Hh0DUR0J:h1OgLdaOqbsfnGMw0Hho4a

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.

  • 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 8 IoCs
  • Modifies registry class 63 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\abaa9b4a4ed0c2ce42eb96df5ba1e599d61c84289262142a24530b345a05d424.exe
    "C:\Users\Admin\AppData\Local\Temp\abaa9b4a4ed0c2ce42eb96df5ba1e599d61c84289262142a24530b345a05d424.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1884
    • C:\Users\Admin\AppData\Local\Temp\7zS178.tmp\5090ac1cbf786.exe
      .\5090ac1cbf786.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      • System policy modification
      PID:1880

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\7zS178.tmp\[email protected]\bootstrap.js

          Filesize

          2KB

          MD5

          bdf20dde8d4971da6573973104b5c234

          SHA1

          c6470865699238d60cbc1966b7ba54655a5d0566

          SHA256

          92b36d286bd97bc01e4fde564a71b68d99a621e5c59f492434c07ed8ebb933c1

          SHA512

          eb4ec233787c8978475464b329dff095f166374c1bd096bdd257b89a4867b8af5ff9740eb7de95cae724993c37d89a08988dbb41c36499a269e0fc7584fc5949

        • C:\Users\Admin\AppData\Local\Temp\7zS178.tmp\[email protected]\chrome.manifest

          Filesize

          116B

          MD5

          f0673980e0778be7cfd4ba1f24e68ba6

          SHA1

          8c02ff2a07f669b20ea93691239b2b110fa67798

          SHA256

          b7c4581766d9e186bbbed24bc2e80e40629a9b64148bd87f0fb5a39bba9fb394

          SHA512

          6c6738b9d8268536ab3247a22a8a78beacbee980d699a83dcd6b582b9eb0573b1caa30065d451622d9115319cb44ffbd3927ee9b4c03117b6b4df5021c2b7c59

        • C:\Users\Admin\AppData\Local\Temp\7zS178.tmp\[email protected]\content\bg.js

          Filesize

          8KB

          MD5

          d1253a34c40696a96c1a3c22dfc7a057

          SHA1

          399ebe9f737b713c7e12a1380c711a03fdfd5cb4

          SHA256

          cd3ffdcc708f92ce100954f63c7dd8706aa44c6925d582fcc75734708266960e

          SHA512

          c0d5724a4738f26cc91bbb8f8bd8a6b4e491fb065396c3f0c1e8d8e2f618e1c33fb8d7d682fce5beb90dfa730d8f1a0b9fbcde92eccfa25716a80441b7c01c0d

        • C:\Users\Admin\AppData\Local\Temp\7zS178.tmp\[email protected]\content\zy.xul

          Filesize

          225B

          MD5

          f42ac926cb8fb7978b5c9d1608d1594a

          SHA1

          ccb4bd9e8d8371188ee0494f314d4129e6ee2c74

          SHA256

          dee1f70a84dbf8dd79b45704db1d1c83d1a8c4394dff8d20c9f9ab75c3199cdc

          SHA512

          bb3be4831f5c05058933bccdaa7120af95de95d7a5c17836b5c8dab85ae579dd66999dadf034852a80459606b5178f818a592576acc6fdeb8e5a8148e6390f06

        • C:\Users\Admin\AppData\Local\Temp\7zS178.tmp\[email protected]\install.rdf

          Filesize

          718B

          MD5

          b22cb748d4c457e8ef8f0556ac0569d2

          SHA1

          cae77ba415d6167d5ef60e546d65a07a8f5a64b8

          SHA256

          b1657766c6f9d46e6c59ef63c33c3e2885eba6637863d9a17355f81afce85684

          SHA512

          e7a35d11923964ddd1f1d46dd97385916f4aa2e3b9a1f44853165a7ca63ba79ecea35768971d6ffb6c08c5c2f9ef9bf639d002c65929801b48b8508373fb8f6b

        • C:\Users\Admin\AppData\Local\Temp\7zS178.tmp\5090ac1cbf786.exe

          Filesize

          65KB

          MD5

          6fce522ef2543f1cd8812f45c8718ba6

          SHA1

          270c89c05963c0f24f976f6b75aa4d12ade4c837

          SHA256

          d75c34545066eb787ed671c6d4ce4f4c6267637518ca683dfefb79f95f14226b

          SHA512

          a0a486b95aeb9c059f23e639e16abdbfe94b041f33309b44e95743bf5a82f92d3c444c025b6c36a0dc296add3c2bc4f6affcf130014f16968be0afa8e0007880

        • C:\Users\Admin\AppData\Local\Temp\7zS178.tmp\5090ac1cbf786.exe

          Filesize

          65KB

          MD5

          6fce522ef2543f1cd8812f45c8718ba6

          SHA1

          270c89c05963c0f24f976f6b75aa4d12ade4c837

          SHA256

          d75c34545066eb787ed671c6d4ce4f4c6267637518ca683dfefb79f95f14226b

          SHA512

          a0a486b95aeb9c059f23e639e16abdbfe94b041f33309b44e95743bf5a82f92d3c444c025b6c36a0dc296add3c2bc4f6affcf130014f16968be0afa8e0007880

        • C:\Users\Admin\AppData\Local\Temp\7zS178.tmp\5090ac1cbf7bf.ocx

          Filesize

          126KB

          MD5

          d637295a8426c7c4a8e9ef3e584839a2

          SHA1

          55b64f53328498d22d269de2e65be2feeba7da00

          SHA256

          5cbd7f4b8f991ccab51cfc1fd0a5437013c5196f3c636632d691103aa3708adb

          SHA512

          f60f908b9f0efd4762255c9c71559bbd554714170262dd556353ddda55789d21cc3a8ade239cdf51da38dfa4e92714749c217095bccac19590ef8347ca501c8c

        • C:\Users\Admin\AppData\Local\Temp\7zS178.tmp\5090ac1cbf7f8.html

          Filesize

          4KB

          MD5

          25eeb3b3b5d47f69bc3780442b4a49b9

          SHA1

          3c054d5a94b604e7fe90b088703494125191b8b9

          SHA256

          6e4b019ac2e95b5f5c425fc823f20fc7624ab855a5b805dec71858e86fee74c3

          SHA512

          50d685adf0ef322c48ba839815e94e265a8c02325bd154c4b6db3b06ec9bf38ee83b174f05e9fd8ce2bc7a2d22f281badf1e19e44624e1c259a90ed981e07899

        • C:\Users\Admin\AppData\Local\Temp\7zS178.tmp\5090ac1cbf831.js

          Filesize

          9B

          MD5

          99fa5d714d971a49b67de27e0d8871be

          SHA1

          d0621e846ea60fa8d0b2c8e622e495af49cd7359

          SHA256

          f560d76474380da948a0c5ab8682dc026822d9685268c592f315224b1b968bf6

          SHA512

          2fec19e4f2a974227922a7e057890141523ae73fbfa127f9e8cd00dff71b29abb93cb865c6d74ecf3df8bca440c558d4fbf2f80e82cc9636320ab5edb95ebad5

        • C:\Users\Admin\AppData\Local\Temp\7zS178.tmp\kponnnojdkbmhaaehghaebkifofpiphg.crx

          Filesize

          7KB

          MD5

          1339ac7ea7ba5032749bcce4fb81f440

          SHA1

          7084ce74ef2bba51aab65d394290dee4fd86a15b

          SHA256

          5b54526421efa830781afb74654529152af98e1b35a0161c207c712fc19032bb

          SHA512

          15b52893fd242ac2a8d25a225ea23e484210aae374f32b826a0f2a453b570481773a38aa9f1c67e2b21921f5da5439430c7a58973d5246b0900a0d9de10c5458

        • C:\Users\Admin\AppData\Local\Temp\7zS178.tmp\settings.ini

          Filesize

          920B

          MD5

          98a0477c191449f2fde06d8281cd0c0e

          SHA1

          c5cbe2202dcffd3893e7cc99890f3ffb74e97b74

          SHA256

          21540a0c6ced072b4a64208f804ebd200742d981a7a0e3039e50a067b3b8fe0e

          SHA512

          9f26ac08838632b8a12163a10467308366c950d9d7eeb4c5d4c700708c5714a37852af8b9d2ec53dfde7ce8439f3aac4e9a459fe537957470abff6a316023469

        • \ProgramData\Download and Sa\5090ac1cbf7bf.ocx

          Filesize

          126KB

          MD5

          d637295a8426c7c4a8e9ef3e584839a2

          SHA1

          55b64f53328498d22d269de2e65be2feeba7da00

          SHA256

          5cbd7f4b8f991ccab51cfc1fd0a5437013c5196f3c636632d691103aa3708adb

          SHA512

          f60f908b9f0efd4762255c9c71559bbd554714170262dd556353ddda55789d21cc3a8ade239cdf51da38dfa4e92714749c217095bccac19590ef8347ca501c8c

        • \ProgramData\Download and Sa\uninstall.exe

          Filesize

          48KB

          MD5

          602aa39f9ab3b6685bee71c67dc485c5

          SHA1

          69cd0d6f9ce55a5e5d3d3559d31422303dc6def1

          SHA256

          d8fb9c21b350a06449c7e6934a3c2d971d20851ce73938bbc5f79349f970721c

          SHA512

          3bb5a0bf89da8993ae2801b41f7644ec39fc418ac0553bc67ed4f36ad413f3c2237ff9bcdd4a1ca64ad546b30e6445d3f6f1fa3af0f34faf1841da306e81ea94

        • \Users\Admin\AppData\Local\Temp\7zS178.tmp\5090ac1cbf786.exe

          Filesize

          65KB

          MD5

          6fce522ef2543f1cd8812f45c8718ba6

          SHA1

          270c89c05963c0f24f976f6b75aa4d12ade4c837

          SHA256

          d75c34545066eb787ed671c6d4ce4f4c6267637518ca683dfefb79f95f14226b

          SHA512

          a0a486b95aeb9c059f23e639e16abdbfe94b041f33309b44e95743bf5a82f92d3c444c025b6c36a0dc296add3c2bc4f6affcf130014f16968be0afa8e0007880

        • \Users\Admin\AppData\Local\Temp\nst292.tmp\UserInfo.dll

          Filesize

          4KB

          MD5

          7579ade7ae1747a31960a228ce02e666

          SHA1

          8ec8571a296737e819dcf86353a43fcf8ec63351

          SHA256

          564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

          SHA512

          a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

        • memory/1884-54-0x0000000075571000-0x0000000075573000-memory.dmp

          Filesize

          8KB