Analysis

  • max time kernel
    120s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    26-12-2023 02:17

General

  • Target

    4c29164b29e1aaf063c0e16d3c2ddf4c.exe

  • Size

    255KB

  • MD5

    4c29164b29e1aaf063c0e16d3c2ddf4c

  • SHA1

    d4f596a2e49389fee2dda5112e1570c2be7cb5b9

  • SHA256

    c17db44ded4c7c2b6f1e04a0c200610adcb5ad5cf774d3779d29ab10f157bfef

  • SHA512

    ca7d23b06c14547759fb3489513631c980685cbcf12fbff393dd8404877ea801c09ade290d56bb8b4cc318a441cdb0e5ba81328e6e6c1efbf36798b45c98fa95

  • SSDEEP

    6144:h1OgDPdkBAFZWjadD4s5jSQbfBMtF1DbLQ4g+:h1OgLdaOjSQ9ay+

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\4c29164b29e1aaf063c0e16d3c2ddf4c.exe
    "C:\Users\Admin\AppData\Local\Temp\4c29164b29e1aaf063c0e16d3c2ddf4c.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2164
    • C:\Users\Admin\AppData\Local\Temp\7zS95F9.tmp\513473fbac4e7.exe
      .\513473fbac4e7.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      • System policy modification
      PID:2744

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\PickNsaaVEItt\uninstall.exe

    Filesize

    48KB

    MD5

    f3c79bda3fdf7c5dd24d60400a57cadb

    SHA1

    1adb606aaeedb246a371c8877c737f0f8c798625

    SHA256

    a76272ed3bbf23308782a308d428ee805ec77fbb622a830af26cb0ddbbf7377b

    SHA512

    c43cb957bdea357bd016fe03a8004a48d8117a12106f62876394feba05ad01a321ff6017ffb7b926cc77712f5ab63ea2e4b169a419c444c8f62aa4933f289935

  • C:\Users\Admin\AppData\Local\Temp\7zS95F9.tmp\513473fbac520.dll

    Filesize

    115KB

    MD5

    00ce3831a16a62c6d7ea4b21049e4b22

    SHA1

    3e48c8d25b196d67722ed20cd36bf3448a4c9136

    SHA256

    d4bb7937b36973cbf3b12c9500c25ed34103944a69bad9162f3b98f39474529c

    SHA512

    7633071b26d802aae1250111baa40e5158fb1a1639d76098f2ecd6263adf0e6371d5e9a70d9005b267cb907da84235f4e361f8c8a75b8adbd19a049ab1227619

  • C:\Users\Admin\AppData\Local\Temp\7zS95F9.tmp\513473fbac520.tlb

    Filesize

    18KB

    MD5

    d5980ff8eb0ef4276fad96fba8fc5018

    SHA1

    2cb05f8b43aa3ae2f5492f590997eec6ff808fe2

    SHA256

    ac3a1daa32b1c489f9c2f4413ab35c4fc90b54a52ede0fb53276666e6eeef16f

    SHA512

    30404f467dd727a7de132fb08cd3c88abf5fb2e7ef18f24af5371b63fd106d6d5757061ec55c7b54daf9844100280670bf2b22a71c89b160048552b5eec12d0c

  • C:\Users\Admin\AppData\Local\Temp\7zS95F9.tmp\hblefpjpeiekndaomijcbndkjomnkfdj\513473fbac2ec2.36862479.js

    Filesize

    4KB

    MD5

    4acdb94a9f760659f9e78afaf43c626c

    SHA1

    da3e063aa8e33122655eda9ca3c036e700c7c864

    SHA256

    270119026414be87003f0d18f4de847de7447f1857ab863a6570a2a44dac5586

    SHA512

    2ed10798f920d8a2b59c73eddd44772094032a867709c0600361e9509020c80d6ad3bf890c5724131bf8c93e5c849ae496186f9f91a92e1583b62bc9f421c6d1

  • C:\Users\Admin\AppData\Local\Temp\7zS95F9.tmp\hblefpjpeiekndaomijcbndkjomnkfdj\background.html

    Filesize

    161B

    MD5

    d290fe7f31f3abec485ca8d371352da6

    SHA1

    b331f8afbd2003a7b444b419af9f8668ff5db36b

    SHA256

    8ac0a1bdc9f7867b2739e211f149eee92addce1731802f9c3fd0d26f278247dc

    SHA512

    2bff3a6e8caaaa11c000c74c08fd490d798c1ecaf1d673627d1fec8e85ca1f3204987deb9a158c7a93936f4d044a9025daae804f1f88078c16cddb23da739f79

  • C:\Users\Admin\AppData\Local\Temp\7zS95F9.tmp\hblefpjpeiekndaomijcbndkjomnkfdj\content.js

    Filesize

    197B

    MD5

    5f9891607f65f433b0690bae7088b2c1

    SHA1

    b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

    SHA256

    fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

    SHA512

    76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

  • C:\Users\Admin\AppData\Local\Temp\7zS95F9.tmp\hblefpjpeiekndaomijcbndkjomnkfdj\lsdb.js

    Filesize

    559B

    MD5

    209b7ae0b6d8c3f9687c979d03b08089

    SHA1

    6449f8bff917115eef4e7488fae61942a869200f

    SHA256

    e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

    SHA512

    1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

  • C:\Users\Admin\AppData\Local\Temp\7zS95F9.tmp\hblefpjpeiekndaomijcbndkjomnkfdj\manifest.json

    Filesize

    506B

    MD5

    2f4293b2dd3e6a5440995da224b87628

    SHA1

    e2be070102e06c5a335fbfaaba5632ec8010a8ee

    SHA256

    e2d06e922c6f80a5b945a63aefff5d82598ff2ddc43f7a3223d51e9da26099a0

    SHA512

    afa7f3a1d722de6f65cf48de9fe7b7295938634292cc7cae1c767ff267f89f24c5ad6ab7613c682aaa6bc19e51afd860b2a2bb666be77c25fe618a80a200f13d

  • C:\Users\Admin\AppData\Local\Temp\7zS95F9.tmp\hblefpjpeiekndaomijcbndkjomnkfdj\sqlite.js

    Filesize

    1KB

    MD5

    3cb6df409556eb2053650af7a4b50aaa

    SHA1

    1d049b0ae6ef524382bae9025beb98b8811ac7e7

    SHA256

    ffe600aef8631fec3f0038047130b899cb0197ccdbb457f7fd46f5e8dc56238f

    SHA512

    a072141d1fa635fc26983799b70657bad9e06ba6b7e4814d1aea4c24bd580d8a5bc21d186c0a03ff9ccc62eae7628378bd4ef5f11821b3c1db50077e3fa8dcf6

  • C:\Users\Admin\AppData\Local\Temp\7zS95F9.tmp\settings.ini

    Filesize

    6KB

    MD5

    79b253a5198cdd38d786a92a40e0ea3f

    SHA1

    6b0a5c8851e63f4ab2ba0addc0e66275184f7385

    SHA256

    0d89c11ca5fce9cb05fdb5c9b93b11fdd7adeb07e2a17fb29437dd93baffbffe

    SHA512

    b32a5d7057fb8f605236640b72541bc4e0c53cbbc4cd2ea204cd5d0648c3c9c912624e82091ec0172f4311d1a52f6e8c0c08d9dca8dfd365589c3eea90f92820

  • C:\Users\Admin\AppData\Local\Temp\7zS95F9.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    24e933f8f64c1a763a31f90f57066d0e

    SHA1

    5e921e4e09509ea34d379d028f24079ae5c57083

    SHA256

    3c41bd28a2dfe46ed772623d4a6a54a7297ad9762ae2b9fe5760d6b13e83fefe

    SHA512

    bca067160e7c6eaf2741f4d9c58f482b9f689a67c29e92fe5273538b7abd457733d97e52e593c925abd2408f9c860e9578ada14c91fa61c05eb514e3dad5a9d1

  • C:\Users\Admin\AppData\Local\Temp\7zS95F9.tmp\[email protected]\chrome.manifest

    Filesize

    116B

    MD5

    516455206e837411238cba9843a64e80

    SHA1

    cab44b02291d5ff19dae7cb1fb0b3d8b19a34b03

    SHA256

    2d28364aa8a6af7af89bca381261f1b0f85542f5aeedb4a6b2bbdabac49e76d1

    SHA512

    c612242f032f8d83b68d44982454dfe78a6dbe45c9e95c09ce125641ddcce070d69dc17c0bd588cf5b03d2a5f83be361c50ff4dc8c50c074f11961421504b553

  • C:\Users\Admin\AppData\Local\Temp\7zS95F9.tmp\[email protected]\content\bg.js

    Filesize

    8KB

    MD5

    d1454413058463c6b9f290dc5d8b4599

    SHA1

    856631ae5d76d85e5e76de90a9dae4e207be4588

    SHA256

    dc9503136c0d8762ce73390f78988196c753e826b2a438978e09154c2ceafffe

    SHA512

    3cd69631340553eefaf80ccc5c7f4730a712cbafddf7ac55160c8cf2cf087522384c5110c98b80f857cc00a1783f73454d00d231ea77ba09618359f8388e8549

  • C:\Users\Admin\AppData\Local\Temp\7zS95F9.tmp\[email protected]\content\zy.xul

    Filesize

    225B

    MD5

    4059f77a22e9ace20443593c964f1be2

    SHA1

    6e0f42ad7adaae89b8f42009d315417bad372c21

    SHA256

    b601a82a6088c2c65befd3faab9ad8312404dc26f2318aeb340f31abf6fcdbe1

    SHA512

    c80819c1ace5d6488aa7595ad6357ddb6a7e06c52ff687874af3609e93a0a9b7296f4176b2b31b891ff2277a85ec7abae4e64e47aba03857c0b73a279cd65d4f

  • C:\Users\Admin\AppData\Local\Temp\7zS95F9.tmp\[email protected]\install.rdf

    Filesize

    609B

    MD5

    e322dc6c89798edea6083903925814e5

    SHA1

    ee4659dfc27ad3c7d2fce34db109d9ec1d7c90b4

    SHA256

    989c308f3b182c8562572d34d4793f80c12ace3e7a8c366cdc01f68abe29e99d

    SHA512

    34150e7d79a8c04b126a4021df7dbf8391ed0f24a415f7f1c8fb65648a6287130c809fb7e0c39ff25d917912c5a54f068abb1e1f10fb549ff3d967d01c9b1ee9

  • \Users\Admin\AppData\Local\Temp\7zS95F9.tmp\513473fbac4e7.exe

    Filesize

    71KB

    MD5

    b78633fae8aaf5f7e99e9c736f44f9c5

    SHA1

    26fc60e29c459891ac0909470ac6c61a1eca1544

    SHA256

    d205693516dbaf34cfbd216e825190de4de1412e861bc9cb30ce863907b30d22

    SHA512

    3885b609269b26918ccfcd9069181168c12f4271b6bdfcc51afe176b2dd242d4c0953ac1a4ddaf25abcfaf28a0b694a6269d96ae39bb7b2db2f0140d2d60cd43

  • \Users\Admin\AppData\Local\Temp\nst9770.tmp\UserInfo.dll

    Filesize

    4KB

    MD5

    7579ade7ae1747a31960a228ce02e666

    SHA1

    8ec8571a296737e819dcf86353a43fcf8ec63351

    SHA256

    564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

    SHA512

    a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

  • \Users\Admin\AppData\Local\Temp\nst9770.tmp\nsJSON.dll

    Filesize

    7KB

    MD5

    b9cd1b0fd3af89892348e5cc3108dce7

    SHA1

    f7bc59bf631303facfc970c0da67a73568e1dca6

    SHA256

    49b173504eb9cd07e42a3c4deb84c2cd3f3b49c7fb0858aee43ddfc64660e384

    SHA512

    fdcbdd21b831a92ca686aab5b240f073a89a08588e42439564747cad9160d79cfa8e3c103b6b4f2917684c1a591880203b4303418b85bc040f9f00b6658b0c90

  • memory/2744-80-0x00000000748F0000-0x00000000748FA000-memory.dmp

    Filesize

    40KB