Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    10-03-2024 19:05

General

  • Target

    056152f59b9a63857318411ff20aca8ec721db805af433456cbbe40bbc90b02a.exe

  • Size

    255KB

  • MD5

    0c5f9d1583554a872dcfc037c924bd6b

  • SHA1

    07a524ac7420dc926354a67060535cebd6779f5a

  • SHA256

    056152f59b9a63857318411ff20aca8ec721db805af433456cbbe40bbc90b02a

  • SHA512

    967f64b4b1b6c534ea442b895b85a561fdfca052a2906e0aa1f19ad42636338a720819a05c0fc6bd2650f501bb4e90654bb450f52bb3e3194df16c433d2ab37b

  • SSDEEP

    6144:h1OgDPdkBAFZWjadD4s5UE/dL9i0gnQO5psdZEmMzTxdZ:h1OgLdaORpVgnjCPpMN

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 2 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 2 IoCs

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

  • 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 3 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).

  • NSIS installer 4 IoCs
  • Modifies registry class 45 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\056152f59b9a63857318411ff20aca8ec721db805af433456cbbe40bbc90b02a.exe
    "C:\Users\Admin\AppData\Local\Temp\056152f59b9a63857318411ff20aca8ec721db805af433456cbbe40bbc90b02a.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1132
    • C:\Users\Admin\AppData\Local\Temp\7zS1FEF.tmp\5171078d1a6b9.exe
      .\5171078d1a6b9.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      • System policy modification
      PID:1280

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\Broiwwsey2esauve\uninstall.exe

    Filesize

    48KB

    MD5

    f3c79bda3fdf7c5dd24d60400a57cadb

    SHA1

    1adb606aaeedb246a371c8877c737f0f8c798625

    SHA256

    a76272ed3bbf23308782a308d428ee805ec77fbb622a830af26cb0ddbbf7377b

    SHA512

    c43cb957bdea357bd016fe03a8004a48d8117a12106f62876394feba05ad01a321ff6017ffb7b926cc77712f5ab63ea2e4b169a419c444c8f62aa4933f289935

  • C:\Users\Admin\AppData\Local\Temp\7zS1FEF.tmp\5171078d1a6f2.dll

    Filesize

    115KB

    MD5

    00ce3831a16a62c6d7ea4b21049e4b22

    SHA1

    3e48c8d25b196d67722ed20cd36bf3448a4c9136

    SHA256

    d4bb7937b36973cbf3b12c9500c25ed34103944a69bad9162f3b98f39474529c

    SHA512

    7633071b26d802aae1250111baa40e5158fb1a1639d76098f2ecd6263adf0e6371d5e9a70d9005b267cb907da84235f4e361f8c8a75b8adbd19a049ab1227619

  • C:\Users\Admin\AppData\Local\Temp\7zS1FEF.tmp\5171078d1a6f2.tlb

    Filesize

    18KB

    MD5

    d5980ff8eb0ef4276fad96fba8fc5018

    SHA1

    2cb05f8b43aa3ae2f5492f590997eec6ff808fe2

    SHA256

    ac3a1daa32b1c489f9c2f4413ab35c4fc90b54a52ede0fb53276666e6eeef16f

    SHA512

    30404f467dd727a7de132fb08cd3c88abf5fb2e7ef18f24af5371b63fd106d6d5757061ec55c7b54daf9844100280670bf2b22a71c89b160048552b5eec12d0c

  • C:\Users\Admin\AppData\Local\Temp\7zS1FEF.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    6e743d87a5e31e1a65835cd8274cac95

    SHA1

    cb56ed04a561a81fd1ddbe59133bc28ea4e9dfb4

    SHA256

    db876a5a2f8dd4e6405294597e6bd038b7dea19ee91fb77e83179dec0f6b6eb2

    SHA512

    41c365a791a2820540cb4a72efe6f3f2f875cb0c3079d1274804fd35288e6dd40b472c4b069909604ade34e4bd918fd825299f11ef9ea2e6366f5c886f13bddc

  • C:\Users\Admin\AppData\Local\Temp\7zS1FEF.tmp\[email protected]\chrome.manifest

    Filesize

    116B

    MD5

    c1a2a62a36e9af6405db584f73ed4ed8

    SHA1

    6bdb3f305cf8dd76c80f5465565bae46191aee1b

    SHA256

    55fb2920fdf8f3064ea359f1ad97bfb69edaae9d875e6ceb05b23ca3f6b45410

    SHA512

    3c84e613a18ce9145c8bbcbeb1195ce378506c44bb801fc808f4e13be5087a9e1bbf4ac358b7a10be57cae2c455bc8433551a535ee3d2c6786ed60af3e483139

  • C:\Users\Admin\AppData\Local\Temp\7zS1FEF.tmp\[email protected]\content\bg.js

    Filesize

    8KB

    MD5

    27f33d0645aeea8c9aeb04887520e147

    SHA1

    2c2341dfc9bd8987b432404e3cecfa9dd2a934f1

    SHA256

    670e5e9e59a70fa07f2335bfdaad3004f619f6e31c47c70ef7ffa0f9f3a33127

    SHA512

    d533eca4c03ce704ee7df7df7e3cfff68fea2876319313f4b5b5f6770b8e9ef1e0d72606eca00b13e1f851b539aee7d07f127045fd934b43e55cbc1b82e573df

  • C:\Users\Admin\AppData\Local\Temp\7zS1FEF.tmp\[email protected]\install.rdf

    Filesize

    613B

    MD5

    b4a5a12e80a7ca1ccd47c26db5804be1

    SHA1

    8a4dd04df27d2b4ba8032011a7b0ce8cf9937c5c

    SHA256

    f515c91eceb594b01e13dc6fbe573c7b40f7615ad6e93dfb411f0d85e901f9d2

    SHA512

    043feb6e973c4fc781102f89d644f36010cf5914e7edd40ac872d7ce9e6dafa322b45e8b1cc69d60dd818f92c6524ff482ab528eac1038a558c737ec81537ca2

  • C:\Users\Admin\AppData\Local\Temp\7zS1FEF.tmp\mfkpiclmehmfmbjnhhdopcobihginknf\5171078d1a4b42.91264470.js

    Filesize

    4KB

    MD5

    a167ceca79e0552fecd1d6ba53c48f48

    SHA1

    2040472bce46ea419d9b1036638e01c09aa14014

    SHA256

    3447f5486b6f1f6e211789ecda8e5a8bfe6e8b302b0f6e311d5a28f6ef3e2a3d

    SHA512

    6b40aa87d5b403f4e3aa0e7dd68cd3e7755bd3c63892a4f737f1e75c5762396ca89bd0afec661fd75d920da8d91ccfa4c11e112d7f4d31c9bc938931b8d2c745

  • C:\Users\Admin\AppData\Local\Temp\7zS1FEF.tmp\mfkpiclmehmfmbjnhhdopcobihginknf\background.html

    Filesize

    161B

    MD5

    e2b5dc19413808633c112185fcaf5b8c

    SHA1

    43986d5d24f46452f3a24806cc01637e88e2667f

    SHA256

    da8e4eb68624a37d99d7acf95699537d5cbef7d16258c3a8e69f3fdc6b0f1e12

    SHA512

    c7c8a34b77eae347b28eb9f4c4165ae6ef95e6703b48fb55a3a0cdb62134fc3ddc6f89a3830e56bdd610edf888006e104c7dffcb95f84c8b306705f470ec4d23

  • C:\Users\Admin\AppData\Local\Temp\7zS1FEF.tmp\mfkpiclmehmfmbjnhhdopcobihginknf\content.js

    Filesize

    197B

    MD5

    5f9891607f65f433b0690bae7088b2c1

    SHA1

    b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

    SHA256

    fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

    SHA512

    76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

  • C:\Users\Admin\AppData\Local\Temp\7zS1FEF.tmp\mfkpiclmehmfmbjnhhdopcobihginknf\lsdb.js

    Filesize

    559B

    MD5

    209b7ae0b6d8c3f9687c979d03b08089

    SHA1

    6449f8bff917115eef4e7488fae61942a869200f

    SHA256

    e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

    SHA512

    1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

  • C:\Users\Admin\AppData\Local\Temp\7zS1FEF.tmp\mfkpiclmehmfmbjnhhdopcobihginknf\manifest.json

    Filesize

    508B

    MD5

    92d38487383fc524ec8884f3684716ad

    SHA1

    0e7b374074b488e591fe5fb858d79e026c9454b6

    SHA256

    17b0db2c4cbb099b852ab04f8faa8e7bde1ca885e05d6878e280639fad3238f2

    SHA512

    cd79f3d9ee71f2ea4e1b37ea49e10dedfd1dae93b16c95427fe52728d1784df3f35e4c95cbbcf16ce6e30f7f6f12bdb73b434576a404a1775ab33c01cb95828e

  • C:\Users\Admin\AppData\Local\Temp\7zS1FEF.tmp\mfkpiclmehmfmbjnhhdopcobihginknf\sqlite.js

    Filesize

    1KB

    MD5

    03e16071a387c142ce19e79aec86452d

    SHA1

    3f9ae6f1985d7260eea3fe8d63951f05037219ff

    SHA256

    7618cce8729a845e6658ed889b1bcf069d8012e3bb59f0a605124b1c954c9e3f

    SHA512

    a89ef54ada314cab4ffa32a97f48a7d13e961750c2c8cd121b869df0ae181055beacd48a73493cfc57a39c515afa0e2ef2bd2582c2cace96ede772740e5728a5

  • C:\Users\Admin\AppData\Local\Temp\7zS1FEF.tmp\settings.ini

    Filesize

    6KB

    MD5

    667b73feb8681d1e6bc27c5dbb3cef92

    SHA1

    6cfaa87c9b329f799db043bcb12fb861aba044d5

    SHA256

    883e21d1e0a5cb138ac24e4fc6d111c1463a4279ba78a200d4dbf66e475bd4c1

    SHA512

    4c981bf822f6a4b816a3ecc2571c62b00e8b86587bf82abd8af83bbaa4c1707992fdfdbdfbdb7623a28dd6295cfc6fbcc7c76b300383ad5736cc47a68f40bf4d

  • \Users\Admin\AppData\Local\Temp\7zS1FEF.tmp\5171078d1a6b9.exe

    Filesize

    71KB

    MD5

    b78633fae8aaf5f7e99e9c736f44f9c5

    SHA1

    26fc60e29c459891ac0909470ac6c61a1eca1544

    SHA256

    d205693516dbaf34cfbd216e825190de4de1412e861bc9cb30ce863907b30d22

    SHA512

    3885b609269b26918ccfcd9069181168c12f4271b6bdfcc51afe176b2dd242d4c0953ac1a4ddaf25abcfaf28a0b694a6269d96ae39bb7b2db2f0140d2d60cd43

  • \Users\Admin\AppData\Local\Temp\nsd208C.tmp\UserInfo.dll

    Filesize

    4KB

    MD5

    7579ade7ae1747a31960a228ce02e666

    SHA1

    8ec8571a296737e819dcf86353a43fcf8ec63351

    SHA256

    564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

    SHA512

    a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

  • \Users\Admin\AppData\Local\Temp\nsd208C.tmp\nsJSON.dll

    Filesize

    7KB

    MD5

    b9cd1b0fd3af89892348e5cc3108dce7

    SHA1

    f7bc59bf631303facfc970c0da67a73568e1dca6

    SHA256

    49b173504eb9cd07e42a3c4deb84c2cd3f3b49c7fb0858aee43ddfc64660e384

    SHA512

    fdcbdd21b831a92ca686aab5b240f073a89a08588e42439564747cad9160d79cfa8e3c103b6b4f2917684c1a591880203b4303418b85bc040f9f00b6658b0c90

  • memory/1280-76-0x0000000074EC0000-0x0000000074ECA000-memory.dmp

    Filesize

    40KB