Analysis

  • max time kernel
    140s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/03/2024, 06:10

General

  • Target

    bddda3c8f0768a07c57d37d37aaca367.exe

  • Size

    249KB

  • MD5

    bddda3c8f0768a07c57d37d37aaca367

  • SHA1

    4a63b2ec2dc342e1fad4fab6c1fc15307db9c3f9

  • SHA256

    39b2d8200beb9891bb3fee93afc7a38c0b7dab7c2421d2bfe74a48da1b0ee31b

  • SHA512

    e05bf8b8ee4fe150133e0ff28c2d07274df815153259962df55d8e9982249aa52aa6c9670623f33e9de66af9d93727f28d6b9a8e389bc1c78a8b709b437e7e6f

  • SSDEEP

    6144:h1OgDPdkBAFZWjadD4s5gkA5iBWOG3zVB:h1OgLdaOxvWOexB

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 3 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 3 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bddda3c8f0768a07c57d37d37aaca367.exe
    "C:\Users\Admin\AppData\Local\Temp\bddda3c8f0768a07c57d37d37aaca367.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4360
    • C:\Users\Admin\AppData\Local\Temp\7zS346E.tmp\50ea827d1320d.exe
      .\50ea827d1320d.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      • System policy modification
      PID:3692

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\7zS346E.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    1db8c5c7db9b25ac22b10917b490536a

    SHA1

    c8a09d65ffb114795928e647182a48a829c61f8b

    SHA256

    7e6d92d0b2c55a1fecc03ab61e1b4779b6b284cd735c04dca5426ffa622e188d

    SHA512

    3ce24277193dae349f907cc47411bd6fffc31fef198aa37ce24402e088bfc1a27ea9abd76449aba37a6e892325853da7247d122423bb0dd3721e274c904bd22a

  • C:\Users\Admin\AppData\Local\Temp\7zS346E.tmp\[email protected]\chrome.manifest

    Filesize

    116B

    MD5

    ee720172a97448234ba6b42610d2fe0c

    SHA1

    94bb1a01e492f10df4a7093629321170b819d2aa

    SHA256

    0b134b30cac4412f64fb1a55b2f7365872d4b648ffee62359215b538063732df

    SHA512

    6e15a6dce5a56262b55fbbf85a3fc5d0f93c4b4b251b5d8fa569ff1938361eb96e9d771ac4cf602af4b3d086819e7746c693ba033437b51b8a0529dbb843ff3d

  • C:\Users\Admin\AppData\Local\Temp\7zS346E.tmp\[email protected]\content\bg.js

    Filesize

    8KB

    MD5

    79620c24cdf9eab993fe366629e85134

    SHA1

    d07ec02cbc364cea3f176e93d7b3432750940869

    SHA256

    cef28afdc3910b6a2728ea97c3f880de8dd479f3a5b60d49e163e4f41b6cbf8b

    SHA512

    3e8022adb771847cdd0add127133301ba915426d20dbac9b77f00c005c5ac64716ef7abcfa3bf6e8a0b8359811833694f2b0f4bff8196c5c48bd5458e2b35897

  • C:\Users\Admin\AppData\Local\Temp\7zS346E.tmp\[email protected]\content\zy.xul

    Filesize

    225B

    MD5

    1d44ee0bb897057e3776058b83001082

    SHA1

    6e8e43e025e5dae4a14ea22d7797b67b0cfa6460

    SHA256

    34607aa95ed951cafc73cb066d726a2d8d3c17157181b4da96b6bf53b05ea68c

    SHA512

    945048fbaae54be10046bfb0e51be6b5f5a62a2d8ec80519c13b0eaf55f56dff4ee53118e5a1b80f8c37db33411bc4b5669aa40945f6ec90c88138283be74d38

  • C:\Users\Admin\AppData\Local\Temp\7zS346E.tmp\[email protected]\install.rdf

    Filesize

    700B

    MD5

    482e227fe3c7c5761e5277c0504f8e32

    SHA1

    5157eab10904d33ac80d88eef9e9a29829d98c4d

    SHA256

    c5a79ac067777443bf09ad34ea98b9f8171b1257e46356eac8c3f14e799a0658

    SHA512

    3fb634043fa5463e3751314c07adff27eec252335870ef555ba6b0a83660f7d86c4e0bfdcc79a59c77a80cb166fef241993827b8c81d3a6161344bab5db44e0a

  • C:\Users\Admin\AppData\Local\Temp\7zS346E.tmp\50ea827d1320d.exe

    Filesize

    71KB

    MD5

    b78633fae8aaf5f7e99e9c736f44f9c5

    SHA1

    26fc60e29c459891ac0909470ac6c61a1eca1544

    SHA256

    d205693516dbaf34cfbd216e825190de4de1412e861bc9cb30ce863907b30d22

    SHA512

    3885b609269b26918ccfcd9069181168c12f4271b6bdfcc51afe176b2dd242d4c0953ac1a4ddaf25abcfaf28a0b694a6269d96ae39bb7b2db2f0140d2d60cd43

  • C:\Users\Admin\AppData\Local\Temp\7zS346E.tmp\50ea827d13245.dll

    Filesize

    115KB

    MD5

    6696822add17061dc0bb8ee5b42cc2d4

    SHA1

    d4622558ba366f2f94560da301a81c6c16f95a3c

    SHA256

    73c44d8943947e3cf9ecabdeea4d9a37652614f5490a1f972816be4123795125

    SHA512

    0f1946ce002441d010f67156f67b9d18e01ba35edfeb66ce8096467d3126b547e5040032253275b173f2dba9bce983775f360d83ec026986b55cb85e4b63f099

  • C:\Users\Admin\AppData\Local\Temp\7zS346E.tmp\50ea827d13245.tlb

    Filesize

    2KB

    MD5

    096a65b8a695249d5d554776f1eeace3

    SHA1

    2f2506b886a59b4408b23653d8734004ec2dda6d

    SHA256

    a602c790bcf424c154a082a88a495b256dd5456f627943568c358c74f606c568

    SHA512

    6e832caff1951b4fdb489997af5736fdbafa1de5573f629fc6798666bffd0ca0715311ce6590202cc970cce4492d94994a588547bb579bf70bc264683bc45cdc

  • C:\Users\Admin\AppData\Local\Temp\7zS346E.tmp\fbkpfjlcjajfeejaljcehdoekdpnncok\50ea827d1303b7.49069467.js

    Filesize

    4KB

    MD5

    4a3c2a77c8e4b2c62ae7aea8b2589234

    SHA1

    5097b0f243be56e71b61845970bef250eba538d9

    SHA256

    d0ba3d4f284d6e82d92bccd4798fee20da40d7674e76257ef0ef16569b030e7e

    SHA512

    4a4f69bbfab6595230913d5bf485f6253e4d25d5ada4ad55b018687dd67c88f8c9de5ff645195757256368bbb308e5795a17f60ad176aa650973b43387d85c7c

  • C:\Users\Admin\AppData\Local\Temp\7zS346E.tmp\fbkpfjlcjajfeejaljcehdoekdpnncok\background.html

    Filesize

    161B

    MD5

    7aa31f7425e5bbc724afa26fea2185f9

    SHA1

    e9e5e7a9fecb3133e4cbf11931dc0d3b2a3b870f

    SHA256

    cb59a25fd195f1dd7c73ce06bff34eb5f092c3e2c1982e9940faabec1c164372

    SHA512

    29034df8ec2d241ed2b3d807b22adaf20693b6985c58c533c71fa575e90eae10426aa21cc3696af8f2e62a505beab6603feb8c51a164b4ac5a5c76a393da658e

  • C:\Users\Admin\AppData\Local\Temp\7zS346E.tmp\fbkpfjlcjajfeejaljcehdoekdpnncok\content.js

    Filesize

    197B

    MD5

    5f9891607f65f433b0690bae7088b2c1

    SHA1

    b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

    SHA256

    fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

    SHA512

    76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

  • C:\Users\Admin\AppData\Local\Temp\7zS346E.tmp\fbkpfjlcjajfeejaljcehdoekdpnncok\lsdb.js

    Filesize

    559B

    MD5

    209b7ae0b6d8c3f9687c979d03b08089

    SHA1

    6449f8bff917115eef4e7488fae61942a869200f

    SHA256

    e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

    SHA512

    1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

  • C:\Users\Admin\AppData\Local\Temp\7zS346E.tmp\fbkpfjlcjajfeejaljcehdoekdpnncok\manifest.json

    Filesize

    475B

    MD5

    95b6b9aa3a3730d6d373a68eb5b411c9

    SHA1

    05cc71bfa2d2a2a18e169def790cca29f757dd3e

    SHA256

    5ac43caaa60d48d2c5bc8059dc845eb344b31c088207c8da714f7a36d500c69e

    SHA512

    5a178056071d0c94d2cfdf72a60403fbf9703cc28abe560f1f04fc2e073188f595c6bb3b687c7e2654899e103a229fe123c41af8aebbe189c9854ed71d8c672e

  • C:\Users\Admin\AppData\Local\Temp\7zS346E.tmp\fbkpfjlcjajfeejaljcehdoekdpnncok\sqlite.js

    Filesize

    1KB

    MD5

    0f777d4099668ceddffd2183ca554c60

    SHA1

    c7a3f6dbe883111636cc16f3b8dfb96d70f55e04

    SHA256

    f2cd0801e090277d78c72f7b3f56f701b8cbc78d8a2b7bd73e6c35531bfe9efa

    SHA512

    924a65fa565174d3d47e2ce5e74536424fe291ce1c6f5913c9c9f761ee6117e176e6d1a212ba396fa3e8c0bdd3b607a3422169ede47730492ae7d28f17dd2d24

  • C:\Users\Admin\AppData\Local\Temp\7zS346E.tmp\settings.ini

    Filesize

    6KB

    MD5

    5a312aae0ad064060933c1369802491b

    SHA1

    9c58c5a9ceb4105587146cf6d353fc02e64c3d0e

    SHA256

    0d22b462dcbbbf55e9a4530e258d96434b00bcdca0eb524c920e45288b89b729

    SHA512

    49105d60572d0eacb54c57f859c70a926f40e8745596e94aa8c663c82c40ca8bd61770173faa9c2cb02fe3dd502270df1f552fca695eae6525dab40d6d4517d9

  • C:\Users\Admin\AppData\Local\Temp\nsd3549.tmp\UserInfo.dll

    Filesize

    4KB

    MD5

    7579ade7ae1747a31960a228ce02e666

    SHA1

    8ec8571a296737e819dcf86353a43fcf8ec63351

    SHA256

    564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

    SHA512

    a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

  • C:\Users\Admin\AppData\Local\Temp\nsd3549.tmp\nsJSON.dll

    Filesize

    7KB

    MD5

    b9cd1b0fd3af89892348e5cc3108dce7

    SHA1

    f7bc59bf631303facfc970c0da67a73568e1dca6

    SHA256

    49b173504eb9cd07e42a3c4deb84c2cd3f3b49c7fb0858aee43ddfc64660e384

    SHA512

    fdcbdd21b831a92ca686aab5b240f073a89a08588e42439564747cad9160d79cfa8e3c103b6b4f2917684c1a591880203b4303418b85bc040f9f00b6658b0c90

  • memory/3692-79-0x0000000074050000-0x000000007405A000-memory.dmp

    Filesize

    40KB