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Analysis

  • max time kernel
    119s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    26/12/2023, 08:08

General

  • Target

    5e8b5559ada01565c7c8dfab35d9e15e.exe

  • Size

    249KB

  • MD5

    5e8b5559ada01565c7c8dfab35d9e15e

  • SHA1

    08e33cd8ec655e1e4fe5fee3e710a4271b811aea

  • SHA256

    4fff76415eb67091731b6118f6970441d8274d94fcfd2bceeb6c40f3ef5bfc8a

  • SHA512

    032ca81487f85d976f6f5b1864d7e1f4c2039da9d8bbf45718d41e5af76b1f101a57ac0f6ab22f9cbb1f17726afe5fb95b522cf37022cb6214e16afc65ab32ab

  • SSDEEP

    6144:h1OgDPdkBAFZWjadD4s5K5NlcGEGpGXo6zIFrMgLN5o:h1OgLdaOkNlc6d+Tgp5o

Malware Config

Signatures

  • 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\5e8b5559ada01565c7c8dfab35d9e15e.exe
    "C:\Users\Admin\AppData\Local\Temp\5e8b5559ada01565c7c8dfab35d9e15e.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2288
    • C:\Users\Admin\AppData\Local\Temp\7zS7F8C.tmp\50e68dcbe259e.exe
      .\50e68dcbe259e.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      • System policy modification
      PID:2728

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\Zoomex\uninstall.exe

    Filesize

    48KB

    MD5

    f3c79bda3fdf7c5dd24d60400a57cadb

    SHA1

    1adb606aaeedb246a371c8877c737f0f8c798625

    SHA256

    a76272ed3bbf23308782a308d428ee805ec77fbb622a830af26cb0ddbbf7377b

    SHA512

    c43cb957bdea357bd016fe03a8004a48d8117a12106f62876394feba05ad01a321ff6017ffb7b926cc77712f5ab63ea2e4b169a419c444c8f62aa4933f289935

  • C:\Users\Admin\AppData\Local\Temp\7zS7F8C.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    68990e5e625bc2e364cb9616e4767c45

    SHA1

    53392ad62c7a57c650947a7ca308fd5b14d5fc94

    SHA256

    cb3dc2d8ea875a96c86f91f3118477918d617a8163b2a75f19dde559f885af8b

    SHA512

    6b7614c02ce8bd65bfe03b2738f0912fdfca8fd947c2cb0a396661cb5c7bcc6d57e694d5e83191e9045634317f67cb29620f04ea2498ff23598b367142d89f96

  • C:\Users\Admin\AppData\Local\Temp\7zS7F8C.tmp\[email protected]\chrome.manifest

    Filesize

    116B

    MD5

    43f5a75677b5f14aee4cd92910ed67db

    SHA1

    709b91cb33a5abbc533748785053e6149fb76f88

    SHA256

    9ac23fb791733f87ce5e9512d19c50e6458008c40238a08c0e053e76d2594532

    SHA512

    a5a4c5d65da033ee64562fd712d70c336278652c5cf5d90bbaa99a40f12200cf6ca5593f4e4938eeab5519b22af73eb93faff489662f0044751417f0cd76ba71

  • C:\Users\Admin\AppData\Local\Temp\7zS7F8C.tmp\[email protected]\content\bg.js

    Filesize

    8KB

    MD5

    09129a04b19792b0074d0c09fa728c2b

    SHA1

    1def8eee2dc7cd87a81140dc8a502df057a960ec

    SHA256

    e6e6101aae739908d8d06b8903ff7519956637bca3737d49638abda3593eea9d

    SHA512

    f93d659063ae86dbc37eb8d465c99d289a8c542ec839e706bcda4ed5b48610af117de4ef705e58824fcf48f5dd033de8e9d47db8791b66e379c3e2fa40fdafcd

  • C:\Users\Admin\AppData\Local\Temp\7zS7F8C.tmp\[email protected]\content\zy.xul

    Filesize

    225B

    MD5

    ee9deaf055f4ca34decffa160eeae80d

    SHA1

    849d586c1a08f85f454212a8754113a3a68fc5d4

    SHA256

    d592534b70c46723d5a69ee10151e8b5942e38d87bd77f517a7ce46d25c98dc2

    SHA512

    bbafcbfa889e7f459203b75a1fd2a792ece0c1e956f4bd34debfd0ec342b18761f68fe150cee0b4839cd5b6bd52edbaae7d61f15de6915aea238a15eb290fd0e

  • C:\Users\Admin\AppData\Local\Temp\7zS7F8C.tmp\[email protected]\install.rdf

    Filesize

    700B

    MD5

    642763e5f4b96fbbb31a7dcac2de2a6d

    SHA1

    51d27a4bb6fbd79ba3b6bb8535a92bd65fcbfca1

    SHA256

    bea0cade66d49b87f82b355072fc6c0e61f687d760931215afabf5dcff994780

    SHA512

    502a3a4e6b4ca601d4c7641344426ea7e15ba564894a394a62c50f7cab2f47d996189dce00f55b30859aa585521b719632ae71684cc08ea055770f0110529244

  • C:\Users\Admin\AppData\Local\Temp\7zS7F8C.tmp\50e68dcbe25d7.dll

    Filesize

    115KB

    MD5

    6696822add17061dc0bb8ee5b42cc2d4

    SHA1

    d4622558ba366f2f94560da301a81c6c16f95a3c

    SHA256

    73c44d8943947e3cf9ecabdeea4d9a37652614f5490a1f972816be4123795125

    SHA512

    0f1946ce002441d010f67156f67b9d18e01ba35edfeb66ce8096467d3126b547e5040032253275b173f2dba9bce983775f360d83ec026986b55cb85e4b63f099

  • C:\Users\Admin\AppData\Local\Temp\7zS7F8C.tmp\50e68dcbe25d7.tlb

    Filesize

    2KB

    MD5

    096a65b8a695249d5d554776f1eeace3

    SHA1

    2f2506b886a59b4408b23653d8734004ec2dda6d

    SHA256

    a602c790bcf424c154a082a88a495b256dd5456f627943568c358c74f606c568

    SHA512

    6e832caff1951b4fdb489997af5736fdbafa1de5573f629fc6798666bffd0ca0715311ce6590202cc970cce4492d94994a588547bb579bf70bc264683bc45cdc

  • C:\Users\Admin\AppData\Local\Temp\7zS7F8C.tmp\jjpebcfipadjmonbkepgmmhgdcmpfcpf\50e68dcbe23b08.68135455.js

    Filesize

    4KB

    MD5

    e7d16a3281bbf7d2c22c91e43d95e7d6

    SHA1

    4c9aea62938fe6aa2e21872824d609591c76ddf6

    SHA256

    2c66900622d13bc32314e65bf8b2c6817913b8326e4bda49c02b38117e6bedbe

    SHA512

    06de4ee090a56f532a12a598c2b3b50fe2fcd8f94f6589ec96ce4dba5001aa02ab054cdcc7cfe693391d7c5fe35c74889c444de33ccc159d23095bab7441a661

  • C:\Users\Admin\AppData\Local\Temp\7zS7F8C.tmp\jjpebcfipadjmonbkepgmmhgdcmpfcpf\background.html

    Filesize

    161B

    MD5

    15522f84c69f263f3a8c8be60c5279d6

    SHA1

    b462b083af3f13c54751f24115720337b8da1bea

    SHA256

    eab1a6fcbac1e29a475c801be24c762bbc1d61ad22d44a3f15870754f0cb77eb

    SHA512

    da4fe681a0fb5b31fc4b59bceb9af577963490adbcbe3a869b5eeb8f77adf55090b003b3fc8df4f3fa4f08002c34560a44be974f66b2e24e6bd0c94ea14c5ff9

  • C:\Users\Admin\AppData\Local\Temp\7zS7F8C.tmp\jjpebcfipadjmonbkepgmmhgdcmpfcpf\content.js

    Filesize

    197B

    MD5

    5f9891607f65f433b0690bae7088b2c1

    SHA1

    b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

    SHA256

    fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

    SHA512

    76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

  • C:\Users\Admin\AppData\Local\Temp\7zS7F8C.tmp\jjpebcfipadjmonbkepgmmhgdcmpfcpf\lsdb.js

    Filesize

    559B

    MD5

    209b7ae0b6d8c3f9687c979d03b08089

    SHA1

    6449f8bff917115eef4e7488fae61942a869200f

    SHA256

    e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

    SHA512

    1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

  • C:\Users\Admin\AppData\Local\Temp\7zS7F8C.tmp\jjpebcfipadjmonbkepgmmhgdcmpfcpf\manifest.json

    Filesize

    475B

    MD5

    95b6b9aa3a3730d6d373a68eb5b411c9

    SHA1

    05cc71bfa2d2a2a18e169def790cca29f757dd3e

    SHA256

    5ac43caaa60d48d2c5bc8059dc845eb344b31c088207c8da714f7a36d500c69e

    SHA512

    5a178056071d0c94d2cfdf72a60403fbf9703cc28abe560f1f04fc2e073188f595c6bb3b687c7e2654899e103a229fe123c41af8aebbe189c9854ed71d8c672e

  • C:\Users\Admin\AppData\Local\Temp\7zS7F8C.tmp\jjpebcfipadjmonbkepgmmhgdcmpfcpf\sqlite.js

    Filesize

    1KB

    MD5

    faf6ed59ddce12055abb63fbd1f3697d

    SHA1

    3a9cdcaf7f117ae1f2dd9859fca368203ff744b3

    SHA256

    621b1cae251f5ba23618b328173a9f7a1104081887434d0682e79f08f7ef8104

    SHA512

    4896fd977cf1a0644f221102ec1b35101fa3b1822ed78c628042330a7a1ba5e817a3f277cca9555d3026ea1d83fc8bf93741c2b3078969fadbe33d32f2fa8937

  • C:\Users\Admin\AppData\Local\Temp\7zS7F8C.tmp\settings.ini

    Filesize

    7KB

    MD5

    584ccf861b4523c98aac5eb83fef6967

    SHA1

    97a9223293b9c3cf213ba82160811001c5c1a7cb

    SHA256

    885a5e03c8f2b720704c533ebd1a514a78b262f1d7dd62483ca66373b99e43aa

    SHA512

    c08799d29114b9c63f095b850df3cde3b9e3a3f42faf1f0282ffb44926a5e4afa1642c063bef5824b10de3181b587ee1c74277c7489cbff8ccb6d6ad48424b9b

  • \Users\Admin\AppData\Local\Temp\7zS7F8C.tmp\50e68dcbe259e.exe

    Filesize

    71KB

    MD5

    b78633fae8aaf5f7e99e9c736f44f9c5

    SHA1

    26fc60e29c459891ac0909470ac6c61a1eca1544

    SHA256

    d205693516dbaf34cfbd216e825190de4de1412e861bc9cb30ce863907b30d22

    SHA512

    3885b609269b26918ccfcd9069181168c12f4271b6bdfcc51afe176b2dd242d4c0953ac1a4ddaf25abcfaf28a0b694a6269d96ae39bb7b2db2f0140d2d60cd43

  • \Users\Admin\AppData\Local\Temp\nst80E4.tmp\UserInfo.dll

    Filesize

    4KB

    MD5

    7579ade7ae1747a31960a228ce02e666

    SHA1

    8ec8571a296737e819dcf86353a43fcf8ec63351

    SHA256

    564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

    SHA512

    a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

  • \Users\Admin\AppData\Local\Temp\nst80E4.tmp\nsJSON.dll

    Filesize

    7KB

    MD5

    b9cd1b0fd3af89892348e5cc3108dce7

    SHA1

    f7bc59bf631303facfc970c0da67a73568e1dca6

    SHA256

    49b173504eb9cd07e42a3c4deb84c2cd3f3b49c7fb0858aee43ddfc64660e384

    SHA512

    fdcbdd21b831a92ca686aab5b240f073a89a08588e42439564747cad9160d79cfa8e3c103b6b4f2917684c1a591880203b4303418b85bc040f9f00b6658b0c90

  • memory/2728-80-0x00000000748F0000-0x00000000748FA000-memory.dmp

    Filesize

    40KB