Analysis

  • max time kernel
    94s
  • max time network
    160s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    27-05-2022 21:38

General

  • Target

    04448dab082af7a2cf4e6759308e94d3c78e686579ab2610169e1076739b81f9.exe

  • Size

    250KB

  • MD5

    1781b7d9e45b8330eb1f749af2ecc44f

  • SHA1

    7033c8a7138a702ae0850e653db0b9aba38fa6ca

  • SHA256

    04448dab082af7a2cf4e6759308e94d3c78e686579ab2610169e1076739b81f9

  • SHA512

    d94b3b2f6344a90b71703e1f6ef4b301c5bc42119a61eb9b131281b1ba09a2b4ce12b8f83115cd97062db80f295a4e1652e77fece97285c0dc555e63ba05822c

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Loads dropped DLL 3 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.

  • Drops Chrome extension 1 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs

    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 45 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\04448dab082af7a2cf4e6759308e94d3c78e686579ab2610169e1076739b81f9.exe
    "C:\Users\Admin\AppData\Local\Temp\04448dab082af7a2cf4e6759308e94d3c78e686579ab2610169e1076739b81f9.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4344
    • C:\Users\Admin\AppData\Local\Temp\7zS2EEF.tmp\50f64a44c4f17.exe
      .\50f64a44c4f17.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Modifies registry class
      • System policy modification
      PID:4860

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\ProgramData\SaveSale\50f64a44c4f50.dll

    Filesize

    116KB

    MD5

    da161da8bcb9b8032908cc303602f2ee

    SHA1

    8a2d5e5b32376a40f33d6c9881001425ec025205

    SHA256

    0648d564b30e13a0819f28e00a9af39a6686a4d29ccd265c7d81548e4fe0f67e

    SHA512

    39e882a371dbce2484324811bffdd7ae7655b57401d07bf264aced6b5dac0ae326bd1945c536f05d8ab3b92ca03ff056c5a7baf54f7eb477b45fc405ec54052c

  • C:\Users\Admin\AppData\Local\Temp\7zS2EEF.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    a201cc1a195e69c087066a191f7c16d7

    SHA1

    a2176237046a29ab595db791007f56b00e8f619c

    SHA256

    e75b6c8465a50f26c5e1214f0479d192591be0a08109b15ce97c54ca6142f8a2

    SHA512

    fe32be1bef74ecc9acdd73449f0b88e2c1ee582e7405b54bd39d69bc9b58f5b267bc8e1c2b00cb7f7387a08acb6a005a52ff472f9a41e80ba9bd550fe1d42ce3

  • C:\Users\Admin\AppData\Local\Temp\7zS2EEF.tmp\[email protected]\chrome.manifest

    Filesize

    116B

    MD5

    2169c95225054de020d2ca80b717ab54

    SHA1

    ea7b915a303c50d68cd55d57b28383ee58ed605f

    SHA256

    c12cd9c82948a2fa451148516275d7a8d05f4d445ddc9003446befe16d9bf34f

    SHA512

    68b2a4ee1064ca94ee97cb992b3fc0c38233ee712a423ddb23a4f884cbbb4343ee497727b900767da66da8df5c5c5954c279f7db91abfb8b167e8898cb995681

  • C:\Users\Admin\AppData\Local\Temp\7zS2EEF.tmp\[email protected]\content\bg.js

    Filesize

    8KB

    MD5

    c00f2413684901e6cff07e68423f0da3

    SHA1

    a4df96914d0f011ab618a0413163ad52617c7b22

    SHA256

    bfc514f977e4d8fb134d20db00e832a2fb1c96dc43e2b1b7c676011e5654d05f

    SHA512

    97886e78e4169b836f5ac367d51335a842afb20a3c1f6a2180eba952e73bd2f021096f15fbc5349e31939f6d2705af1c74714db1e8739147cf7f6291485629c3

  • C:\Users\Admin\AppData\Local\Temp\7zS2EEF.tmp\[email protected]\content\zy.xul

    Filesize

    225B

    MD5

    51fb81f2b00dcf6189aa18cff30e0761

    SHA1

    4fd39b4161758853fe771aadc44c6fe06cb2d683

    SHA256

    95c6c7a1551de653bcf5aab27b9293ce0dab6d2d4007bb077d73a12ce081e5ba

    SHA512

    e35c5d43a0458b4cc378bf77ec25a156479eabe57f4bffba34d72ac4c61dd52ad0d19250a37852d1d95d14326f78a8f0b5d41e0a694095768f20ca958ba6ed16

  • C:\Users\Admin\AppData\Local\Temp\7zS2EEF.tmp\[email protected]\install.rdf

    Filesize

    705B

    MD5

    a7b82fbc1d470e8d4a230bd44d1451ed

    SHA1

    412102b20e6a84330cf0c53a49ee2b873099b97d

    SHA256

    9f9dab342df9fd421f01f4bf784413f93691ea3b5a9f75e1ae0a15ff28c9087e

    SHA512

    1cdb60cc2098cf2f92ed9a3997d78bfd3a4eaebb19778152c768f7145c9181933663847f40940d4b7ac59ceaa272e31f6395dad1505cfcd5007eded176ba682a

  • C:\Users\Admin\AppData\Local\Temp\7zS2EEF.tmp\50f64a44c4f17.exe

    Filesize

    71KB

    MD5

    b78633fae8aaf5f7e99e9c736f44f9c5

    SHA1

    26fc60e29c459891ac0909470ac6c61a1eca1544

    SHA256

    d205693516dbaf34cfbd216e825190de4de1412e861bc9cb30ce863907b30d22

    SHA512

    3885b609269b26918ccfcd9069181168c12f4271b6bdfcc51afe176b2dd242d4c0953ac1a4ddaf25abcfaf28a0b694a6269d96ae39bb7b2db2f0140d2d60cd43

  • C:\Users\Admin\AppData\Local\Temp\7zS2EEF.tmp\50f64a44c4f17.exe

    Filesize

    71KB

    MD5

    b78633fae8aaf5f7e99e9c736f44f9c5

    SHA1

    26fc60e29c459891ac0909470ac6c61a1eca1544

    SHA256

    d205693516dbaf34cfbd216e825190de4de1412e861bc9cb30ce863907b30d22

    SHA512

    3885b609269b26918ccfcd9069181168c12f4271b6bdfcc51afe176b2dd242d4c0953ac1a4ddaf25abcfaf28a0b694a6269d96ae39bb7b2db2f0140d2d60cd43

  • C:\Users\Admin\AppData\Local\Temp\7zS2EEF.tmp\50f64a44c4f50.dll

    Filesize

    116KB

    MD5

    da161da8bcb9b8032908cc303602f2ee

    SHA1

    8a2d5e5b32376a40f33d6c9881001425ec025205

    SHA256

    0648d564b30e13a0819f28e00a9af39a6686a4d29ccd265c7d81548e4fe0f67e

    SHA512

    39e882a371dbce2484324811bffdd7ae7655b57401d07bf264aced6b5dac0ae326bd1945c536f05d8ab3b92ca03ff056c5a7baf54f7eb477b45fc405ec54052c

  • C:\Users\Admin\AppData\Local\Temp\7zS2EEF.tmp\50f64a44c4f50.tlb

    Filesize

    2KB

    MD5

    1f14de44d0d63a79f91d3fe90badb5fc

    SHA1

    7fcc921608d2cf40e81cdd9a98e1a15a6ba1f57e

    SHA256

    bd3d85c0136a66b2af79d4d91c1c5700c8931937b7e554d5ece946760ef4a99c

    SHA512

    86eb6ebf9eccf1dcb601db827797ac603c0ebe01b6d73318986275c29bd034c8df5f7c79ddf0b19536faf24bdb11e09ac95ea43e8fe75b0ed3dde76dd139883c

  • C:\Users\Admin\AppData\Local\Temp\7zS2EEF.tmp\mljohjhohgojngbdikplefmgdlldnnmb\50f64a44c4d236.58401380.js

    Filesize

    4KB

    MD5

    be3af924ad2b3b350c16852df2e7d883

    SHA1

    9c46a928ae409666fc8db7e0700b409041817d20

    SHA256

    9120138f9e282c45c09f6f565724413de6739f42dcbc48ba56ad70ef46925b4e

    SHA512

    bbf5efa8d570c6b76ab1c7a0acea8a78eaf99991868860c4046af1127e5a288274c4ee6445d04751069eea55c4e40a0ed71b8d7bc12652664c0eb0da44b4efab

  • C:\Users\Admin\AppData\Local\Temp\7zS2EEF.tmp\mljohjhohgojngbdikplefmgdlldnnmb\background.html

    Filesize

    161B

    MD5

    57fdf52e5144db7d3126f97cadfa7365

    SHA1

    c5fffd93279b8677dd6d2a339a3f1a5e75f28a19

    SHA256

    64c4205d286f08a10ae006cf5fe33cbaf8a763a7f63ee231c46bd04098a80dee

    SHA512

    6c420dc9ec9edf80d3c58703d3837a3e03c3fa0bd8f7452e3cca75380b5e01f7cf8ee5015589b6fc0317e29efe53a7eb819f678dde4c2b1cfd53ae5e1e70dbe4

  • C:\Users\Admin\AppData\Local\Temp\7zS2EEF.tmp\mljohjhohgojngbdikplefmgdlldnnmb\content.js

    Filesize

    197B

    MD5

    5f9891607f65f433b0690bae7088b2c1

    SHA1

    b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

    SHA256

    fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

    SHA512

    76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

  • C:\Users\Admin\AppData\Local\Temp\7zS2EEF.tmp\mljohjhohgojngbdikplefmgdlldnnmb\lsdb.js

    Filesize

    559B

    MD5

    209b7ae0b6d8c3f9687c979d03b08089

    SHA1

    6449f8bff917115eef4e7488fae61942a869200f

    SHA256

    e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

    SHA512

    1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

  • C:\Users\Admin\AppData\Local\Temp\7zS2EEF.tmp\mljohjhohgojngbdikplefmgdlldnnmb\manifest.json

    Filesize

    475B

    MD5

    f91cd42bdfe41bcc97d2eb37eafd8bd2

    SHA1

    c0dd02c8f7959b84bf6583d62ecd308651c37b6d

    SHA256

    6805fc1de5ccc99d653689693aeb3a390116b024eedc26b0ca00a7296ec422a5

    SHA512

    8a043a54c40787174c0f167c0083899757803b06100189a9a485d86ebadfa791b83af0e8a502fd34c2b8b20ad9b4c82cf1c302234db69006cf089e0b7179ab2f

  • C:\Users\Admin\AppData\Local\Temp\7zS2EEF.tmp\mljohjhohgojngbdikplefmgdlldnnmb\sqlite.js

    Filesize

    1KB

    MD5

    7884897a2355fe7b2b56cf539697971e

    SHA1

    5696e8964a05e40afe728be646c18b7ffe6b685f

    SHA256

    56e379b73254d3df6bc9ddff7a5d844fad74a2dafc070f0b3fc18afbce0cbbd1

    SHA512

    c8a771143648c61d9faeda8b6f361350a8942d138bb64aa8276120ba9ce0ba4c35ff4c06dddf5f22ffc70946a8649ca0fc848ee4979f196ad77d7d4aaf283bbd

  • C:\Users\Admin\AppData\Local\Temp\7zS2EEF.tmp\settings.ini

    Filesize

    6KB

    MD5

    35415a162ff206152667754b4b2e2a5f

    SHA1

    f78ee6c1bee487d9b9314f00fa12e53fe04f0966

    SHA256

    32667e585fa7302e87ff9e7ef32308ba066f44885d40cf76b936ff01f58aaa31

    SHA512

    d0350dd0e5d0f06f782137b4998d0dc1b8698a3fe0266a3a6ed9a8a192d2461fe2fa41cc196be5137144be0c342d836e9ad17dcaa68dad4113a19e7192ebffef

  • C:\Users\Admin\AppData\Local\Temp\nse3941.tmp\UserInfo.dll

    Filesize

    4KB

    MD5

    7579ade7ae1747a31960a228ce02e666

    SHA1

    8ec8571a296737e819dcf86353a43fcf8ec63351

    SHA256

    564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

    SHA512

    a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

  • C:\Users\Admin\AppData\Local\Temp\nse3941.tmp\nsJSON.dll

    Filesize

    7KB

    MD5

    b9cd1b0fd3af89892348e5cc3108dce7

    SHA1

    f7bc59bf631303facfc970c0da67a73568e1dca6

    SHA256

    49b173504eb9cd07e42a3c4deb84c2cd3f3b49c7fb0858aee43ddfc64660e384

    SHA512

    fdcbdd21b831a92ca686aab5b240f073a89a08588e42439564747cad9160d79cfa8e3c103b6b4f2917684c1a591880203b4303418b85bc040f9f00b6658b0c90

  • memory/4860-130-0x0000000000000000-mapping.dmp

  • memory/4860-149-0x0000000073F30000-0x0000000073F3A000-memory.dmp

    Filesize

    40KB