Analysis

  • max time kernel
    33s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    30/10/2022, 13:54

General

  • Target

    8bcab71c57594420d456e1571b24d15b3408fe1eaf67a3a69858fb20614e065f.exe

  • Size

    496KB

  • MD5

    92875f8520229a996ddb2d3d22697a14

  • SHA1

    71fb039427d05f860930083b5822efacd196c182

  • SHA256

    8bcab71c57594420d456e1571b24d15b3408fe1eaf67a3a69858fb20614e065f

  • SHA512

    b12c194ba4bb0b39b72d0325afee20ceecf2228c528509434f8019549512d95996c0c722b3a509358cb5cef4c1822cfefc7ddc6f4247efc3475afaca7ade087a

  • SSDEEP

    6144:91OgDPdkBAFZWjadD4sVRRuvQ4m8h1Ey9XebtyIF6PYlPtfaS5W1H1HUTuyEp1Jg:91OgLda+RVS1EyUQYH5AHUTu71JUY0h

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 6 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 14 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\8bcab71c57594420d456e1571b24d15b3408fe1eaf67a3a69858fb20614e065f.exe
    "C:\Users\Admin\AppData\Local\Temp\8bcab71c57594420d456e1571b24d15b3408fe1eaf67a3a69858fb20614e065f.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1692
    • C:\Users\Admin\AppData\Local\Temp\7zS2147.tmp\setup.exe
      .\setup.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      • System policy modification
      PID:904

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\7zS2147.tmp\[email protected]\chrome.manifest

    Filesize

    114B

    MD5

    9f39fc9b9182f060de58fea4d5f6bd66

    SHA1

    9c8ef047da3204ef73054b5d25c9cad5998c4e99

    SHA256

    49b589825e9ae0ac3172f9eec11f124ed61e9d43f042b80f41e01d874262609c

    SHA512

    3375c927f36918b10f7f354d8e2bed1dfc4b0a2d0a6cb4b9ac98f0e989612ded3428e29b69af9ae98e69a0da6feb5a29b9e0fcf0abdc9518526170e68e86ef48

  • C:\Users\Admin\AppData\Local\Temp\7zS2147.tmp\[email protected]\content\indexeddb.js

    Filesize

    1KB

    MD5

    43ba5c4142faebf0c066ee498a8e3fd9

    SHA1

    77a2a90e3ecfd788116629e510bf24b0193a5fb9

    SHA256

    9db111c2d47b8d2965fc18692f36fd09f61aaf7a5308f2272771b494a2fee8c4

    SHA512

    e88185c692c2b6cb1c1cf9b31b696f37d380c9f1273bd469e4ba9e22a15d67eaaed1a8530b307b8598ad6a90f141a55ab3ee5c6dd2f08e7cf4ce36826e93a046

  • C:\Users\Admin\AppData\Local\Temp\7zS2147.tmp\[email protected]\content\jquery.js

    Filesize

    91KB

    MD5

    4bab8348a52d17428f684ad1ec3a427e

    SHA1

    56c912a8c8561070aee7b9808c5f3b2abec40063

    SHA256

    3739b485ac39b157caa066b883e4d9d3f74c50beff0b86cd8a24ce407b179a23

    SHA512

    a693069c66d8316d73a3c01ed9e6a4553c9b92d98b294f0e170cc9f9f5502c814255f5f92b93aeb07e0d6fe4613f9a1d511e1bfd965634f04e6cf18f191a7480

  • C:\Users\Admin\AppData\Local\Temp\7zS2147.tmp\[email protected]\content\jsext.js

    Filesize

    6KB

    MD5

    8576bb91a005bde11a35f0a06cbb11e2

    SHA1

    9943ca1c9e48399a2845c4b6005651c5f7f2aaee

    SHA256

    8c1b9c984d79f551923149a77a9dc73242e130c7543e5af98ebf5607f5946fcd

    SHA512

    58852965a5bd367fc2a6d95f71271def202a88966fb7a359e7ef2a535174001587c9b8bbfd49309ac416c6e3e384a3adff5daf2ce7071289b29a335d4d83b6a0

  • C:\Users\Admin\AppData\Local\Temp\7zS2147.tmp\[email protected]\content\lsdb.js

    Filesize

    1KB

    MD5

    d2de25aa55191b8881a317ce65533e69

    SHA1

    b173995e71e1bd7e6a08cebdd1190fb0551673eb

    SHA256

    9c9069dc73cb49c21eb5610e46049eb2fc58bbdcc78d3c4854b27a5d4bbdfb40

    SHA512

    caf011f446f951854bd7f7c05774e1ad23ef67cb90b09b6d504e05adc1580e5a7cab8483206b14954972c7f512603343847d00731fe1a32a5d941334a3b35310

  • C:\Users\Admin\AppData\Local\Temp\7zS2147.tmp\[email protected]\content\prfdb.js

    Filesize

    1KB

    MD5

    a9b7a7b2a3801fe292ef06d00ab81a09

    SHA1

    7a27895738203e7ba073a297ed829c027ad7b45f

    SHA256

    e6594b6fc8b35be604df5b5980cc769c3a3ede91d23c17b3c432b040c45f87df

    SHA512

    6788aec02245c3d743e1aec17d8f5acbd5dd5cb75ce079cd159dff123e0609188b0b8600d96683c10410da1c6247fd270b63bd03374ac868c3a9dfa6613daf59

  • C:\Users\Admin\AppData\Local\Temp\7zS2147.tmp\[email protected]\content\sqlite.js

    Filesize

    1KB

    MD5

    e1525a669852edcb26bbeba0675e4c5d

    SHA1

    53f6e4e3237c760178560a5bce3c6c65aa179e6a

    SHA256

    c0823a595e1a246d10a6d1eefbc9c6a9e7d259c78b41e7a6a57e25eb788f4463

    SHA512

    f4541636417982136007fdbda6a24234d20b54e10f8ba4b86f3ca875f9a67fc82b0b1d2ff164b5add30d379230f92fe81eacd2845369ba76b45f858596ab2bf4

  • C:\Users\Admin\AppData\Local\Temp\7zS2147.tmp\[email protected]\content\wx.xul

    Filesize

    228B

    MD5

    3b45beaebe9286eb11944b77e8bc77b9

    SHA1

    7966549ef24bca4fff57528c0749fd55442698ee

    SHA256

    85e201116c04257e5206ea9fee5c253f6187bf34633e5ab665ba60004a4d51c3

    SHA512

    8ff7a02496c03a624b05161bbf4d959affae3621cb79afcf804d882ec9ffa0ec7e4e92e4903dfe2fdca5efa8be40dd4e4da1b65a667a808c005928661d40058a

  • C:\Users\Admin\AppData\Local\Temp\7zS2147.tmp\[email protected]\install.rdf

    Filesize

    683B

    MD5

    117bb4f358e2cad2adf58e9cffb06e7c

    SHA1

    35fc8537bd84490975bfce2fb85e0f00b0043d85

    SHA256

    1b547a909109a1efb822d99af461fd1a08d2381823fcdd7bfbe321e7626db54f

    SHA512

    dd78340b8fc9ed33539fc63b73f26c78ff6de43d95196c25501bec3ae1b26428e1c6d334464f57faae5da4212d06c7a62d0154ea2c059c0ea01437eea9cba2bd

  • C:\Users\Admin\AppData\Local\Temp\7zS2147.tmp\background.html

    Filesize

    5KB

    MD5

    e39a8dd7262afdbd394ec209022ea642

    SHA1

    9a6d4accf291a52531bcec0c5c9c70dcef9b91fd

    SHA256

    29c540b95726e59fa1203308689152186d30a02bbeb44267d7e4fb208f5f3223

    SHA512

    c74373dfb7c79a29a78134d9fee24a5a70da02a7530e4428566847a79f81f1f742b3a0f95a946af501ee3b30b71a3610b8e8b26d89a4d9db64266a048082b0bf

  • C:\Users\Admin\AppData\Local\Temp\7zS2147.tmp\bhoclass.dll

    Filesize

    521KB

    MD5

    489fc1a1f5dce2adc842b4a68e67f0cb

    SHA1

    e73fb5755f4bc109e08f4c3c286438a0dbd02084

    SHA256

    24833c00ddea6a060d5b398c5667c200cb957e37269d1fc90b6b1eb5e3130f7a

    SHA512

    ba3d7773466d0ed856afa09c76b9266f4454e268bc2f67ccf903a85fe4986b9886d5a1210aa1c561da3bf69956ffe5a1357154f637ed952b73060f794b215104

  • C:\Users\Admin\AppData\Local\Temp\7zS2147.tmp\content.js

    Filesize

    389B

    MD5

    f68a3fd1c52153047f8b6994b83000ac

    SHA1

    e51845a524ca897229754e83f5f5eff3eeb7bbf3

    SHA256

    d4ac297e234030930830bcb2968b2d19d198e865c0b33f2c12d0b456ad1827b5

    SHA512

    6e91b5984a9b73c3ebda3b018c0d7d207a3fb1e9f46ef9722202f63d7c91b195dbcff7efedcc5af46370b554dd09af05f10088fbe5b09c17aaa2f225a7b713a8

  • C:\Users\Admin\AppData\Local\Temp\7zS2147.tmp\jjobfckbomfpomebljkjmikogjlliknj.crx

    Filesize

    37KB

    MD5

    f13bbb62f059a255253506a531856445

    SHA1

    fb8fe18ef0696e865afa6e853e27bfb2c74a8add

    SHA256

    884431c267559485bd5c5b16bb518dfe753b9ae68475f56ee7d9afd76c19e071

    SHA512

    92d7eb45c09d98a7e92735ef572410eb2eab6464542d0ec469f69ab9928b724df449c0eecb4a7c27642353fe69d2e3f8c51062a1a62e6d2d2e46d8f2e5988bba

  • C:\Users\Admin\AppData\Local\Temp\7zS2147.tmp\settings.ini

    Filesize

    618B

    MD5

    12c853ac2a3ebb868a5bbd622ea15a3f

    SHA1

    4363bc7ddf885b0667455cd8038734d5f651c5a5

    SHA256

    db6ff5aa8cd71ad98d5562ca12719929e4217bbad00c43b15628f8e38983c2e6

    SHA512

    37698e2fda5632508440cd5842f23013303e5071d8bc3427e47be618e534984543f8b67c4ffb9ec9c4e084bb84d86acf65b1a8cfb29470e68679bfdf4bff02c5

  • C:\Users\Admin\AppData\Local\Temp\7zS2147.tmp\setup.exe

    Filesize

    61KB

    MD5

    201d2311011ffdf6c762fd46cdeb52ab

    SHA1

    65c474ca42a337745e288be0e21f43ceaafd5efe

    SHA256

    15c0e4fd6091cda70fa308ea5ee956996f6eb23d24e44700bd5c74bf111cf2aa

    SHA512

    235d70114f391d9e7a319d94bdfc49665d147723379de7487ef76cfc968f7faa3191153b32ba1ab466caeeeeef4852381529a168c3acca9a8d5a26dfe0436f6b

  • C:\Users\Admin\AppData\Local\Temp\7zS2147.tmp\setup.exe

    Filesize

    61KB

    MD5

    201d2311011ffdf6c762fd46cdeb52ab

    SHA1

    65c474ca42a337745e288be0e21f43ceaafd5efe

    SHA256

    15c0e4fd6091cda70fa308ea5ee956996f6eb23d24e44700bd5c74bf111cf2aa

    SHA512

    235d70114f391d9e7a319d94bdfc49665d147723379de7487ef76cfc968f7faa3191153b32ba1ab466caeeeeef4852381529a168c3acca9a8d5a26dfe0436f6b

  • \ProgramData\DownloadnSave\bhoclass.dll

    Filesize

    521KB

    MD5

    489fc1a1f5dce2adc842b4a68e67f0cb

    SHA1

    e73fb5755f4bc109e08f4c3c286438a0dbd02084

    SHA256

    24833c00ddea6a060d5b398c5667c200cb957e37269d1fc90b6b1eb5e3130f7a

    SHA512

    ba3d7773466d0ed856afa09c76b9266f4454e268bc2f67ccf903a85fe4986b9886d5a1210aa1c561da3bf69956ffe5a1357154f637ed952b73060f794b215104

  • \ProgramData\DownloadnSave\uninstall.exe

    Filesize

    46KB

    MD5

    2628f4240552cc3b2ba04ee51078ae0c

    SHA1

    5b0cca662149240d1fd4354beac1338e97e334ea

    SHA256

    03c965d0bd9827a978ef4080139533573aa800c9803599c0ce91da48506ad8f6

    SHA512

    6ecfcc97126373e82f1edab47020979d7706fc2be39ca792e8f30595133cd762cd4a65a246bee9180713e40e61efa373ecfb5eb72501ee18b38f13e32e61793b

  • \Users\Admin\AppData\Local\Temp\7zS2147.tmp\setup.exe

    Filesize

    61KB

    MD5

    201d2311011ffdf6c762fd46cdeb52ab

    SHA1

    65c474ca42a337745e288be0e21f43ceaafd5efe

    SHA256

    15c0e4fd6091cda70fa308ea5ee956996f6eb23d24e44700bd5c74bf111cf2aa

    SHA512

    235d70114f391d9e7a319d94bdfc49665d147723379de7487ef76cfc968f7faa3191153b32ba1ab466caeeeeef4852381529a168c3acca9a8d5a26dfe0436f6b

  • \Users\Admin\AppData\Local\Temp\7zS2147.tmp\setup.exe

    Filesize

    61KB

    MD5

    201d2311011ffdf6c762fd46cdeb52ab

    SHA1

    65c474ca42a337745e288be0e21f43ceaafd5efe

    SHA256

    15c0e4fd6091cda70fa308ea5ee956996f6eb23d24e44700bd5c74bf111cf2aa

    SHA512

    235d70114f391d9e7a319d94bdfc49665d147723379de7487ef76cfc968f7faa3191153b32ba1ab466caeeeeef4852381529a168c3acca9a8d5a26dfe0436f6b

  • \Users\Admin\AppData\Local\Temp\7zS2147.tmp\setup.exe

    Filesize

    61KB

    MD5

    201d2311011ffdf6c762fd46cdeb52ab

    SHA1

    65c474ca42a337745e288be0e21f43ceaafd5efe

    SHA256

    15c0e4fd6091cda70fa308ea5ee956996f6eb23d24e44700bd5c74bf111cf2aa

    SHA512

    235d70114f391d9e7a319d94bdfc49665d147723379de7487ef76cfc968f7faa3191153b32ba1ab466caeeeeef4852381529a168c3acca9a8d5a26dfe0436f6b

  • \Users\Admin\AppData\Local\Temp\7zS2147.tmp\setup.exe

    Filesize

    61KB

    MD5

    201d2311011ffdf6c762fd46cdeb52ab

    SHA1

    65c474ca42a337745e288be0e21f43ceaafd5efe

    SHA256

    15c0e4fd6091cda70fa308ea5ee956996f6eb23d24e44700bd5c74bf111cf2aa

    SHA512

    235d70114f391d9e7a319d94bdfc49665d147723379de7487ef76cfc968f7faa3191153b32ba1ab466caeeeeef4852381529a168c3acca9a8d5a26dfe0436f6b

  • memory/1692-54-0x0000000075661000-0x0000000075663000-memory.dmp

    Filesize

    8KB