Analysis

  • max time kernel
    140s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    15-06-2024 08:28

General

  • Target

    2024-06-15_3fa2e627b92c3ffc01e7ba3dfab3823a_avoslocker.exe

  • Size

    4.2MB

  • MD5

    3fa2e627b92c3ffc01e7ba3dfab3823a

  • SHA1

    5333ec9ddf45e1d5c8ad0e9d81f248c0603ecd75

  • SHA256

    465e9fb5cf1f80fe667b6ee18a764a79a92b810a19182959d9cef6bf0d4a1870

  • SHA512

    adaa5fe1253ed7c086afda25f26c4723f35c671cf53978f31615338c0161d707a0e4560cd7bb92f356c1e40badebdb2dcc486a97b9e0371c3f49f00ca10d89ea

  • SSDEEP

    98304:0pq/d8kCBKlMyQjujDW9tBcg2jGqwwAWh7tmCY0N9n1bkB3tiXn:dcx5ujyp8jGqwwH7tIo1gNtmn

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 40 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-06-15_3fa2e627b92c3ffc01e7ba3dfab3823a_avoslocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-15_3fa2e627b92c3ffc01e7ba3dfab3823a_avoslocker.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1720
    • C:\Windows\temp\023992251FA2FE11CA5D64539F350E8C\2024-06-15_3fa2e627b92c3ffc01e7ba3dfab3823a_avoslocker.exe
      "C:\Windows\temp\023992251FA2FE11CA5D64539F350E8C\2024-06-15_3fa2e627b92c3ffc01e7ba3dfab3823a_avoslocker.exe" -initialNonSecureSetupPath="C:\Users\Admin\AppData\Local\Temp\2024-06-15_3fa2e627b92c3ffc01e7ba3dfab3823a_avoslocker.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks whether UAC is enabled
      PID:1424

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\0C8D48B61FA2FE11CA5D64539F350E8C\kl.setup.ui.core.dll
    Filesize

    89KB

    MD5

    2c8f5ec07cb84d844e3fdee32b2a8e00

    SHA1

    2e27daffed27a7e6ee3adc50eef1710da318ca32

    SHA256

    8d5bd8184fbc3f79ea9edc2c25e1a5a935514518c3fba89bde308c06722375f9

    SHA512

    ef37109b456a68d55dee8a45340e25cb9901909b30f9f882f62060951bec20d838561dbe5ebe0480aa2feb668c6ffbb2137ed2f69cd3d6337c6f38cf395f6eca

  • \Users\Admin\AppData\Local\Temp\0C8D48B61FA2FE11CA5D64539F350E8C\kl.setup.ui.dll
    Filesize

    278KB

    MD5

    1bebc399a1b31eabc3361169df0316d1

    SHA1

    56091143fafa680dc65dd5f2b5d6fafa94590041

    SHA256

    894914e74da8c8faf8bb9b34e0f9b586db3cb248c3f6edb715a7cb8c930dd66b

    SHA512

    d0d1fb7e23391a352f6bb3d5756dbbcd5a3558e0c477b265453931940a223dfa31cafe20232a9d08fbb127158bce325dd8b769e7bb62907be89019cd3f02f1ac

  • \Users\Admin\AppData\Local\Temp\0C8D48B61FA2FE11CA5D64539F350E8C\kl.setup.ui.interoplayer.dll
    Filesize

    56KB

    MD5

    baf69d3c6977161e0c2b631b3f9958d4

    SHA1

    a1b2982c11811c4e5f6bce95f3072a855d11c369

    SHA256

    e6392d0cf3a5984034ca0b346476d7482243550ddd0c65a8c0ff2f03a15867bc

    SHA512

    2fb765d07638d239b666d4043f9ae75e91dc271ddf399dfe5bfd1c894bcabb95e6e965b478f5208687d9ebaa18cdafd6fc3400cd47694fd9db4ac30f3f1d5839

  • \Users\Admin\AppData\Local\Temp\0C8D48B61FA2FE11CA5D64539F350E8C\kl.setup.ui.visuals.dll
    Filesize

    420KB

    MD5

    6181240bc579d2dfb176a1ca260f5a90

    SHA1

    eb13b6cd4a242c8399396795d1863954b8d79507

    SHA256

    b07c4d99d4cbb62b31a425e60c993b809c7043518a9ef0b7b561abd180a1b768

    SHA512

    f5bb4bdd05836c494a560dc9aa16d62d29b90df7c5854d4a97b8e274890dd1476de955637237867a666c1f08785f5dc06d571e023b124530ee87cf6fdb98689f

  • \Users\Admin\AppData\Local\Temp\0C8D48B61FA2FE11CA5D64539F350E8C\kl.ui.framework.dll
    Filesize

    264KB

    MD5

    2ad2ab4f8517da8e2efdfed22ad49f1e

    SHA1

    55916e3e5c4c40cf2e5644fbad07baf31459673e

    SHA256

    6efe8efc6701c80d59ad33bd139aeca1b47a27f49d3ccc16ed01a49da9bfc2e7

    SHA512

    12800c7d475af627c98cecb6e6c2de8247094166126978e24bd8be3f7193828781e853ee10b3133c989d625f0e2860ce4551369d864748b70db4ec220c515bbd

  • \Users\Admin\AppData\Local\Temp\0C8D48B61FA2FE11CA5D64539F350E8C\kl.ui.framework.localization.dll
    Filesize

    283KB

    MD5

    079ac68d4beb2ab9602d754b09ff652b

    SHA1

    90032834cc5cffd0b00119e4e38b5f4c5f877e4c

    SHA256

    9377c35b19c30ee75c010b1e592796daf1d3493b397ef9d61a1c63a5ab30a88e

    SHA512

    53782adc516950888ec69b21e744fe4d7f8567223e7c067e362800c78e3621dc148d5aa19f6011962bece1ada3691ef1ef40838a8072480c54aeedb2f4e0c9b9

  • \Users\Admin\AppData\Local\Temp\0C8D48B61FA2FE11CA5D64539F350E8C\kl.ui.framework.uikit.b2c.dll
    Filesize

    631KB

    MD5

    445e34aa976419cae54e13ede8d41ce5

    SHA1

    98ca3ee808f97ae16970b0fcefd3387bd07278eb

    SHA256

    a255bb5dfaa685d7443dbc8bb7fca71417c8f0b1f617ade7077ee437a23a9b24

    SHA512

    86b4084cf781d4efbb814fce3ed6ca48addbf4c15c5ed3630673350cf65056a80e2a9bc00581a45ae370a64f0bc720d506622eccd9d7ef170814faab1cce14c4

  • \Users\Admin\AppData\Local\Temp\0C8D48B61FA2FE11CA5D64539F350E8C\kl.ui.framework.uikit.dll
    Filesize

    2.7MB

    MD5

    18defb1e3b7460f592a8ca61e4b40ff0

    SHA1

    8f8f7d7d1ee8a048d162603cc21a0f4c40b9036b

    SHA256

    02a884babc5584fec80b227eb1c52dc800c516f1117ff9637617ad84c632da9d

    SHA512

    7cbdc0c113a0c7ff9628674a8a23f4224290455d4a9a41a66889d01baf1f28b0175197c3078a791ecf6b2052c3fdfc35cf38cfae5bf5917bde80f82499d40b12

  • \Users\Admin\AppData\Local\Temp\0C8D48B61FA2FE11CA5D64539F350E8C\setup.dll
    Filesize

    5.2MB

    MD5

    9814c17fbd608a4dd34d0a67c14c7cc2

    SHA1

    9627ed25a6c843d7c57ccdd7368c5a64e497ad07

    SHA256

    071ce800e0fbd5fd090bb02913e267cda61504fa58bd943c726aa2f1b7179c2c

    SHA512

    3ecf76b6554dc47b1271b03e903d27ad0f77907ac760c48d304609c3937f9d76af4f8ddd871e089755aa1279f011f186180044000349d9f80f872a1551b423d4

  • \Users\Admin\AppData\Local\Temp\0C8D48B61FA2FE11CA5D64539F350E8C\sharpvectorconverterswpf.dll
    Filesize

    137KB

    MD5

    a56a73b39703d5ff85b5cf12f9b00009

    SHA1

    e6448c87f969e19ae4c6514d69d8286d26a2b5db

    SHA256

    bb5966185017d904d2d7fd952bcc6d5c19fdf6bbbe34ab29c63a3784cd1074c7

    SHA512

    7fa07a1fcc0735186ee71b3c123b1c4076f04dba5ad319588ea695ef117ab7c39918593e4ee42f18cbd3fe01d043e896981ca6f07293fc2fb0a9bce5d66992b5

  • \Users\Admin\AppData\Local\Temp\0C8D48B61FA2FE11CA5D64539F350E8C\sharpvectorcore.dll
    Filesize

    201KB

    MD5

    24e3b7177eeabdf085a01796b49c8e55

    SHA1

    6916a0bb98892252f59692fd0405e6da62af0f8b

    SHA256

    eab963926cf2d62b575c6f33804372fea04db328b2b3f0adfb45fee3f27e5386

    SHA512

    5e377e609673f3d84e22d070012578b8a18fce848a3815d9da05e10043d3e9fde8070094d1841acb44a4f876d8741e371a5fbcc86cce80cdf826131370a41e64

  • \Users\Admin\AppData\Local\Temp\0C8D48B61FA2FE11CA5D64539F350E8C\sharpvectorcss.dll
    Filesize

    109KB

    MD5

    726d04bbe783a3510b18a491adac05c0

    SHA1

    11a01c68204dd80b32c01dcdb2e51f5b0ee34d98

    SHA256

    639e091c9e87986eaf9fe00f0f401834e14878ebc48084697fd4307713a065ca

    SHA512

    90592ddef83b6640cf8f28f0818098f95acc4139c7b3f5e8afa63bb873530be1613d42ee02dae12160737ee612187fc0139e19ee4a7f1abb3fec1fcaee1ae297

  • \Users\Admin\AppData\Local\Temp\0C8D48B61FA2FE11CA5D64539F350E8C\sharpvectordom.dll
    Filesize

    55KB

    MD5

    e4f6efef27708458ecda4ee22edf3cef

    SHA1

    07ccb5fa980dead816737ad83802cbfed18e4a4f

    SHA256

    413e485d8dd07231d70107d86ee1a17ce705517aed8346b4701747d1fdbfdfc3

    SHA512

    4920e508304df14041df1189938a1102e4a71e2e57ac4b9b804b6b0405c89c8292012a5ff4dae21268204ed6d9b56a279f4ce18d709074d1cba71cc9d5e11a1d

  • \Users\Admin\AppData\Local\Temp\0C8D48B61FA2FE11CA5D64539F350E8C\sharpvectormodel.dll
    Filesize

    998KB

    MD5

    225a73e5a0cf87453832b578db6daddb

    SHA1

    a36717a1b2c7eb2ba160fec5fa80e48b9e57c4ac

    SHA256

    0499708762c56b9339c980e731ffab294e9b18362af3dcb4ad4481f1c7bd60c1

    SHA512

    565ee2105bd626650857e0e6f9c8f7d87a68c3ec41923de119a3b710038a4785e16ccf79feb4c1c4f8a308f682163089228ac4ac81295cea754ae1189311c965

  • \Users\Admin\AppData\Local\Temp\0C8D48B61FA2FE11CA5D64539F350E8C\sharpvectorrenderingwpf.dll
    Filesize

    203KB

    MD5

    faec58e7785c287a7c688f274207048d

    SHA1

    66c038c720035b7212a7d3733da4520e3b95d63b

    SHA256

    4c76dd0441a8021a308be24cf0c1957bee280451abcc1467acf47f1a6f7f5dce

    SHA512

    9269a91a5bab01f076d8e9fde2991463fb224dc6382f8cde3a118e83cb35bdf580b4ea7686f2ea767a2a9c04650222edfc3a8b2569978b734c51b7135915448e

  • \Users\Admin\AppData\Local\Temp\0C8D48B61FA2FE11CA5D64539F350E8C\sharpvectorruntimewpf.dll
    Filesize

    69KB

    MD5

    0e203d24d04e89779638dd70d5335b39

    SHA1

    98ffc3718c6e34bd6d696bbcce605db666f99b01

    SHA256

    f15b5199850b8ed98d2202972ada759823a17893a68d60ca3a0f76ee31aeb204

    SHA512

    a07f54cce2add948340807b8ecf430e72c07032332046e5dd05d9da90f7d732921c0ff628592ff0710914ec9d9b7188b46377e1594a9f9809a107a022de1cfee

  • \Windows\Temp\023992251FA2FE11CA5D64539F350E8C\2024-06-15_3fa2e627b92c3ffc01e7ba3dfab3823a_avoslocker.exe
    Filesize

    4.2MB

    MD5

    3fa2e627b92c3ffc01e7ba3dfab3823a

    SHA1

    5333ec9ddf45e1d5c8ad0e9d81f248c0603ecd75

    SHA256

    465e9fb5cf1f80fe667b6ee18a764a79a92b810a19182959d9cef6bf0d4a1870

    SHA512

    adaa5fe1253ed7c086afda25f26c4723f35c671cf53978f31615338c0161d707a0e4560cd7bb92f356c1e40badebdb2dcc486a97b9e0371c3f49f00ca10d89ea

  • memory/1424-51-0x00000000730B0000-0x000000007379E000-memory.dmp
    Filesize

    6.9MB

  • memory/1424-121-0x0000000007A00000-0x0000000007A32000-memory.dmp
    Filesize

    200KB

  • memory/1424-81-0x00000000070F0000-0x0000000007138000-memory.dmp
    Filesize

    288KB

  • memory/1424-73-0x00000000065D0000-0x0000000006612000-memory.dmp
    Filesize

    264KB

  • memory/1424-85-0x0000000007140000-0x0000000007400000-memory.dmp
    Filesize

    2.8MB

  • memory/1424-52-0x00000000730B0000-0x000000007379E000-memory.dmp
    Filesize

    6.9MB

  • memory/1424-94-0x0000000007560000-0x00000000075CA000-memory.dmp
    Filesize

    424KB

  • memory/1424-153-0x00000000730B0000-0x000000007379E000-memory.dmp
    Filesize

    6.9MB

  • memory/1424-89-0x0000000007560000-0x00000000075CA000-memory.dmp
    Filesize

    424KB

  • memory/1424-50-0x0000000004490000-0x00000000044D6000-memory.dmp
    Filesize

    280KB

  • memory/1424-105-0x00000000075D0000-0x000000000766E000-memory.dmp
    Filesize

    632KB

  • memory/1424-100-0x00000000075D0000-0x000000000766E000-memory.dmp
    Filesize

    632KB

  • memory/1424-109-0x0000000007910000-0x000000000791A000-memory.dmp
    Filesize

    40KB

  • memory/1424-117-0x0000000007950000-0x0000000007972000-memory.dmp
    Filesize

    136KB

  • memory/1424-44-0x0000000003DD0000-0x0000000003DDE000-memory.dmp
    Filesize

    56KB

  • memory/1424-113-0x0000000007910000-0x0000000007944000-memory.dmp
    Filesize

    208KB

  • memory/1424-40-0x00000000730BE000-0x00000000730BF000-memory.dmp
    Filesize

    4KB

  • memory/1424-77-0x0000000006670000-0x0000000006686000-memory.dmp
    Filesize

    88KB

  • memory/1424-8-0x0000000077530000-0x0000000077540000-memory.dmp
    Filesize

    64KB

  • memory/1424-133-0x0000000007DD0000-0x0000000007DDE000-memory.dmp
    Filesize

    56KB

  • memory/1424-10-0x0000000077530000-0x0000000077540000-memory.dmp
    Filesize

    64KB

  • memory/1424-129-0x0000000007DB0000-0x0000000007DCC000-memory.dmp
    Filesize

    112KB

  • memory/1424-9-0x0000000077530000-0x0000000077540000-memory.dmp
    Filesize

    64KB

  • memory/1424-125-0x0000000007CB0000-0x0000000007DAA000-memory.dmp
    Filesize

    1000KB

  • memory/1424-152-0x00000000730B0000-0x000000007379E000-memory.dmp
    Filesize

    6.9MB

  • memory/1424-137-0x0000000007E20000-0x0000000007E32000-memory.dmp
    Filesize

    72KB

  • memory/1424-151-0x00000000730B0000-0x000000007379E000-memory.dmp
    Filesize

    6.9MB

  • memory/1424-146-0x00000000730B0000-0x000000007379E000-memory.dmp
    Filesize

    6.9MB

  • memory/1424-147-0x00000000730B0000-0x000000007379E000-memory.dmp
    Filesize

    6.9MB

  • memory/1424-149-0x00000000730BE000-0x00000000730BF000-memory.dmp
    Filesize

    4KB

  • memory/1424-150-0x00000000730B0000-0x000000007379E000-memory.dmp
    Filesize

    6.9MB

  • memory/1720-2-0x0000000077520000-0x0000000077530000-memory.dmp
    Filesize

    64KB

  • memory/1720-1-0x0000000077520000-0x0000000077530000-memory.dmp
    Filesize

    64KB

  • memory/1720-0-0x0000000077520000-0x0000000077530000-memory.dmp
    Filesize

    64KB