Analysis

  • max time kernel
    27s
  • max time network
    35s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    02-12-2022 01:55

General

  • Target

    b3279aac2aa84bb4e3dacd6a88bc859239822f9d0837c14f8b46d4db3e6ec034.exe

  • Size

    496KB

  • MD5

    b2634ea84e731028bc15c126160786b7

  • SHA1

    30740cce94c0f7208776ee2b90aa1c6aeb130bd7

  • SHA256

    b3279aac2aa84bb4e3dacd6a88bc859239822f9d0837c14f8b46d4db3e6ec034

  • SHA512

    6316e1408a670c7d92566794f606f876393e2a94c7296ec2763207a6ac4211e81d1eeb451ead607b03165d6bcfa1b510b667b1bce5c3326d1b9b381c414f47ae

  • SSDEEP

    12288:91OgLdaPvBE5GR422TQM+bnYwiLsmjQWqSo46XSJP:91OYdaXSs422UJYTjQWdo/XSJP

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\b3279aac2aa84bb4e3dacd6a88bc859239822f9d0837c14f8b46d4db3e6ec034.exe
    "C:\Users\Admin\AppData\Local\Temp\b3279aac2aa84bb4e3dacd6a88bc859239822f9d0837c14f8b46d4db3e6ec034.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1644
    • C:\Users\Admin\AppData\Local\Temp\7zS11FC.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:1632

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\7zS11FC.tmp\[email protected]\chrome.manifest

    Filesize

    114B

    MD5

    28798e94706985dff82d35a7b9bd1514

    SHA1

    585900570de36fa5605670f97ee759acf60c8530

    SHA256

    f9480b644ba3ac035bf8afdfac6ea15e390888b986a6f6c2e9d389889f9b8ee0

    SHA512

    85914b8c9f0876695e9c48f8a84d6ce86380725d32cd5e6b04b44b57ac8c063b6ebd467b94f4a6c508b0cf424812e0717cd87a8ec194df2b8d0892bad8136cb8

  • C:\Users\Admin\AppData\Local\Temp\7zS11FC.tmp\[email protected]\content\indexeddb.js

    Filesize

    1KB

    MD5

    ab8614dfe7dbf5f2571377388acc67ea

    SHA1

    345dc731464453f47853420f9125d43068c5c576

    SHA256

    74468fcc6c8bfb25fc3f00a52cf538f0ef8029ad8b836f7e5788d526ed95d6d4

    SHA512

    3aeb65f6aaaf835308ed8e1ade7fc9b19f96cec7dac2e9c8cc60c40ebfe1b06bc98af7626711788b840c528ca1db0254fcb0ce047c590a1322137984726c03cb

  • C:\Users\Admin\AppData\Local\Temp\7zS11FC.tmp\[email protected]\content\jquery.js

    Filesize

    91KB

    MD5

    4bab8348a52d17428f684ad1ec3a427e

    SHA1

    56c912a8c8561070aee7b9808c5f3b2abec40063

    SHA256

    3739b485ac39b157caa066b883e4d9d3f74c50beff0b86cd8a24ce407b179a23

    SHA512

    a693069c66d8316d73a3c01ed9e6a4553c9b92d98b294f0e170cc9f9f5502c814255f5f92b93aeb07e0d6fe4613f9a1d511e1bfd965634f04e6cf18f191a7480

  • C:\Users\Admin\AppData\Local\Temp\7zS11FC.tmp\[email protected]\content\jsext.js

    Filesize

    6KB

    MD5

    cd999df542e80a504a5a90194e83f7bb

    SHA1

    7e27f1061ebf55e4cdf76187b8b709b44b15ffcd

    SHA256

    97b143510685350d0fbc6211185ac7c9130c1eb82d2a7436808e4700f3234343

    SHA512

    c47b00aec618b0923504dc894dc02ec29b503aac6ceda7f5f70b3d9c49e414b6807d7c5a438c67b805f8277682fe8a9ffb44210bc196c845f6116b923d04a514

  • C:\Users\Admin\AppData\Local\Temp\7zS11FC.tmp\[email protected]\content\lsdb.js

    Filesize

    1KB

    MD5

    ea822a3037bc27e5b5ee0e70dfc91a47

    SHA1

    9c085819f19364102f15921cd397eaf223f70410

    SHA256

    d71f107e9f17155c5a215e0e45185b932b27aaae36d4e939f0986052fe4eebad

    SHA512

    5c091b71c4276fe0e62eb073ad349a89f36cdfa1e232f9e7b2b32590bc4f20f62b716fcc26f7e68ae3b8315f77a60f015466dc21b293ad11d65a9702067239c6

  • C:\Users\Admin\AppData\Local\Temp\7zS11FC.tmp\[email protected]\content\prfdb.js

    Filesize

    1KB

    MD5

    062be3421f116941e0e576e8fa5dc98d

    SHA1

    fd2f4b58af114c960ae98c7bbf3a1f7f0b6f28c6

    SHA256

    28734a6ac61770610937a9f11a53725695bb1f56e497c29e57c76040acc70d03

    SHA512

    3775a0bec32892c8655cc350349aed3d8f90c8d50bde451d0d01b0ade1915d0a9f3b78fed1a0748148bb4112eab50befe2ee21fb5a0440e887c4c835e6a2ecd1

  • C:\Users\Admin\AppData\Local\Temp\7zS11FC.tmp\[email protected]\content\sqlite.js

    Filesize

    1KB

    MD5

    82996599560796f51b85f7a86dc34c19

    SHA1

    55604bf3ff78b1102e1e17520dbd7a7df54124b3

    SHA256

    697cbc94865823b44fdd9502b426d1b1c4830a3ed8597feda814938019824519

    SHA512

    60e18acf530ea4631ef8b8ea57f6344f57eff6a99bba216b4366893583e5dbff9229ee757a17a1154f42cfffef3cc850e3dd0e6d7e4af1072fc03fc8bfd248fa

  • C:\Users\Admin\AppData\Local\Temp\7zS11FC.tmp\[email protected]\content\wx.xul

    Filesize

    228B

    MD5

    64688d9b341876063af985ba1398dd7e

    SHA1

    49be8be29f6e1b82fe81c841d984490b90894721

    SHA256

    c7f1d3481751fa35ca6eb19e3b8c9e961ba743d1e5fa4a794243a1ac61c404a4

    SHA512

    a8890fdfe3373129c20a0b642f5a6fc0a9f98aaacaa560378dff6c5d3dbb061063177fb0f5ca5b9cf18ef84b1270afd1cad2b42b45bac38e48e7dd6014aa9f2a

  • C:\Users\Admin\AppData\Local\Temp\7zS11FC.tmp\[email protected]\install.rdf

    Filesize

    677B

    MD5

    c2345f2c124b6d5c7ee69b7e872698d7

    SHA1

    d0b42cacb64b73398bbcc7aea8df564bda24f700

    SHA256

    9efacef7c4312b0a1a4fa93e0bcd964ee89d6281c4dd0cea4834bca6da15df9f

    SHA512

    66d8f50422bdd9a1c91503542a2c36290bbd8086b6dd3f5494c7a79fbaf66963a71f897cb50c768ef7c53ad270ac8389cf22ebefba13b8cbaded817b27a06e26

  • C:\Users\Admin\AppData\Local\Temp\7zS11FC.tmp\background.html

    Filesize

    5KB

    MD5

    67a5b2a43f75c7034b54cad3fb975e20

    SHA1

    c052d26d91db3da88534c224050e27dc4a0bc7c9

    SHA256

    ca835ce0d28e83dd528845dc5852605e1b5b8622e33b816618b02c33a2b3d5bd

    SHA512

    a202050409307f34d99dcb5d1ee8aa563da80c70c89117eff5ac75e189bddaa70aa0fba445018a45ceaa15e146b17f2d0577ce8a0dcdf848be95925d07811f01

  • C:\Users\Admin\AppData\Local\Temp\7zS11FC.tmp\bhoclass.dll

    Filesize

    521KB

    MD5

    489fc1a1f5dce2adc842b4a68e67f0cb

    SHA1

    e73fb5755f4bc109e08f4c3c286438a0dbd02084

    SHA256

    24833c00ddea6a060d5b398c5667c200cb957e37269d1fc90b6b1eb5e3130f7a

    SHA512

    ba3d7773466d0ed856afa09c76b9266f4454e268bc2f67ccf903a85fe4986b9886d5a1210aa1c561da3bf69956ffe5a1357154f637ed952b73060f794b215104

  • C:\Users\Admin\AppData\Local\Temp\7zS11FC.tmp\content.js

    Filesize

    388B

    MD5

    8ec0060423b995fc49e148bac6b2ceab

    SHA1

    6e6856995b9572b29894fd5b1024d93bd7a8d81f

    SHA256

    6086cf69a9942045a9f41976ce800919c3f1d64989a43bf8bc0f4bf628c279c8

    SHA512

    600567db0fddc2300e8ea96dfdd64c8ceee3a83d7689e5e749921820f5358b69fec484a57dd988769afd9d623545554f9b48d803e61cc77e077a5767bcebae7b

  • C:\Users\Admin\AppData\Local\Temp\7zS11FC.tmp\pinbmmijaocbkmiagkiiepbeddpcccep.crx

    Filesize

    37KB

    MD5

    a30c221d8ab96894f4609c44d1136eb8

    SHA1

    6926dc00d81db3b64d121f625fea4226254416ba

    SHA256

    aca92613f5be691903c2a837d31ab1797518209987270ca64795f3b03bfa09cc

    SHA512

    c98e79b79d3477b6463bdeed2e30f559c011424f0b496c808d04d487a8b6fd06baa8baecbeeadafa4091b6ae095b38488b8fa11c1a7e9ac0819a0e265046fdd2

  • C:\Users\Admin\AppData\Local\Temp\7zS11FC.tmp\settings.ini

    Filesize

    610B

    MD5

    7c4cdb2e54c481087bae23304fa7aff4

    SHA1

    b171978c887ec764942b426cce303d447ad07ca0

    SHA256

    1c11906bb50ad2bab9db4f12c6e39beda039acfe82e62ec8bb89fc561bbbda33

    SHA512

    2cccb4a67512bb259185bd4e9a6841d4fb2717427de2b085568f9959d80eca7b76de0fd5783b73609f243bd3e325a1ed73ee7153b02d7b993a9bb18f8a10aab0

  • C:\Users\Admin\AppData\Local\Temp\7zS11FC.tmp\setup.exe

    Filesize

    61KB

    MD5

    201d2311011ffdf6c762fd46cdeb52ab

    SHA1

    65c474ca42a337745e288be0e21f43ceaafd5efe

    SHA256

    15c0e4fd6091cda70fa308ea5ee956996f6eb23d24e44700bd5c74bf111cf2aa

    SHA512

    235d70114f391d9e7a319d94bdfc49665d147723379de7487ef76cfc968f7faa3191153b32ba1ab466caeeeeef4852381529a168c3acca9a8d5a26dfe0436f6b

  • C:\Users\Admin\AppData\Local\Temp\7zS11FC.tmp\setup.exe

    Filesize

    61KB

    MD5

    201d2311011ffdf6c762fd46cdeb52ab

    SHA1

    65c474ca42a337745e288be0e21f43ceaafd5efe

    SHA256

    15c0e4fd6091cda70fa308ea5ee956996f6eb23d24e44700bd5c74bf111cf2aa

    SHA512

    235d70114f391d9e7a319d94bdfc49665d147723379de7487ef76cfc968f7faa3191153b32ba1ab466caeeeeef4852381529a168c3acca9a8d5a26dfe0436f6b

  • \ProgramData\ADDICT-THING\bhoclass.dll

    Filesize

    521KB

    MD5

    489fc1a1f5dce2adc842b4a68e67f0cb

    SHA1

    e73fb5755f4bc109e08f4c3c286438a0dbd02084

    SHA256

    24833c00ddea6a060d5b398c5667c200cb957e37269d1fc90b6b1eb5e3130f7a

    SHA512

    ba3d7773466d0ed856afa09c76b9266f4454e268bc2f67ccf903a85fe4986b9886d5a1210aa1c561da3bf69956ffe5a1357154f637ed952b73060f794b215104

  • \ProgramData\ADDICT-THING\uninstall.exe

    Filesize

    46KB

    MD5

    2628f4240552cc3b2ba04ee51078ae0c

    SHA1

    5b0cca662149240d1fd4354beac1338e97e334ea

    SHA256

    03c965d0bd9827a978ef4080139533573aa800c9803599c0ce91da48506ad8f6

    SHA512

    6ecfcc97126373e82f1edab47020979d7706fc2be39ca792e8f30595133cd762cd4a65a246bee9180713e40e61efa373ecfb5eb72501ee18b38f13e32e61793b

  • \Users\Admin\AppData\Local\Temp\7zS11FC.tmp\setup.exe

    Filesize

    61KB

    MD5

    201d2311011ffdf6c762fd46cdeb52ab

    SHA1

    65c474ca42a337745e288be0e21f43ceaafd5efe

    SHA256

    15c0e4fd6091cda70fa308ea5ee956996f6eb23d24e44700bd5c74bf111cf2aa

    SHA512

    235d70114f391d9e7a319d94bdfc49665d147723379de7487ef76cfc968f7faa3191153b32ba1ab466caeeeeef4852381529a168c3acca9a8d5a26dfe0436f6b

  • \Users\Admin\AppData\Local\Temp\7zS11FC.tmp\setup.exe

    Filesize

    61KB

    MD5

    201d2311011ffdf6c762fd46cdeb52ab

    SHA1

    65c474ca42a337745e288be0e21f43ceaafd5efe

    SHA256

    15c0e4fd6091cda70fa308ea5ee956996f6eb23d24e44700bd5c74bf111cf2aa

    SHA512

    235d70114f391d9e7a319d94bdfc49665d147723379de7487ef76cfc968f7faa3191153b32ba1ab466caeeeeef4852381529a168c3acca9a8d5a26dfe0436f6b

  • \Users\Admin\AppData\Local\Temp\7zS11FC.tmp\setup.exe

    Filesize

    61KB

    MD5

    201d2311011ffdf6c762fd46cdeb52ab

    SHA1

    65c474ca42a337745e288be0e21f43ceaafd5efe

    SHA256

    15c0e4fd6091cda70fa308ea5ee956996f6eb23d24e44700bd5c74bf111cf2aa

    SHA512

    235d70114f391d9e7a319d94bdfc49665d147723379de7487ef76cfc968f7faa3191153b32ba1ab466caeeeeef4852381529a168c3acca9a8d5a26dfe0436f6b

  • \Users\Admin\AppData\Local\Temp\7zS11FC.tmp\setup.exe

    Filesize

    61KB

    MD5

    201d2311011ffdf6c762fd46cdeb52ab

    SHA1

    65c474ca42a337745e288be0e21f43ceaafd5efe

    SHA256

    15c0e4fd6091cda70fa308ea5ee956996f6eb23d24e44700bd5c74bf111cf2aa

    SHA512

    235d70114f391d9e7a319d94bdfc49665d147723379de7487ef76cfc968f7faa3191153b32ba1ab466caeeeeef4852381529a168c3acca9a8d5a26dfe0436f6b

  • memory/1632-56-0x0000000000000000-mapping.dmp

  • memory/1644-54-0x00000000757B1000-0x00000000757B3000-memory.dmp

    Filesize

    8KB