Analysis

  • max time kernel
    121s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    25/01/2024, 09:56

General

  • Target

    74648cb326ad5ffc71a34365976171df.exe

  • Size

    250KB

  • MD5

    74648cb326ad5ffc71a34365976171df

  • SHA1

    d9e3a41eec97247f600a82cecd3f9f4c1c6db6d4

  • SHA256

    05e0b6bc503f5ae9458d4b4304b6bb7757d1ddb346c0bd6229cf63c6e4a9263d

  • SHA512

    0ccb329ca06e0b0427f73161dbb39b6eab939d300d3fdafb4fd74c537afdfa834f4d5e28c38b0b61d305a1ac82378b3f5203551978b9698987c8fffa973ce48c

  • SSDEEP

    6144:h1OgDPdkBAFZWjadD4s5eYcuicA/X6bKm4kjM8O:h1OgLdaO1JAfzmfMb

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\74648cb326ad5ffc71a34365976171df.exe
    "C:\Users\Admin\AppData\Local\Temp\74648cb326ad5ffc71a34365976171df.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2228
    • C:\Users\Admin\AppData\Local\Temp\7zS4450.tmp\50fc12bf1dd0c.exe
      .\50fc12bf1dd0c.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      • System policy modification
      PID:2828

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\ProgramData\bit coupon\uninstall.exe

          Filesize

          48KB

          MD5

          f3c79bda3fdf7c5dd24d60400a57cadb

          SHA1

          1adb606aaeedb246a371c8877c737f0f8c798625

          SHA256

          a76272ed3bbf23308782a308d428ee805ec77fbb622a830af26cb0ddbbf7377b

          SHA512

          c43cb957bdea357bd016fe03a8004a48d8117a12106f62876394feba05ad01a321ff6017ffb7b926cc77712f5ab63ea2e4b169a419c444c8f62aa4933f289935

        • C:\Users\Admin\AppData\Local\Temp\7zS4450.tmp\[email protected]\bootstrap.js

          Filesize

          2KB

          MD5

          b2b5e72a5800d5536b8f784f7a376c05

          SHA1

          8c3ce73b4599270731ca23c96d242fe2bd1781bd

          SHA256

          a83699a50be2ac2d1987bb3b42de2be2d0e7ea85c5956fcbdc1be2e01f6294b3

          SHA512

          ccd755afd912981920ad91aa23e7db0f7a8b3c69c752987aca266bd8e5af90bcd753cb2107d004b98dfadcd79ae1b388f2fcdaaa55988549630e2bddb0d81037

        • C:\Users\Admin\AppData\Local\Temp\7zS4450.tmp\[email protected]\chrome.manifest

          Filesize

          116B

          MD5

          c211f8cfb16692d2ffc678c528b86c41

          SHA1

          aa7119e85076933717c218d594e3020cce2b654c

          SHA256

          f273d3f2edb71eb4097ab203afa731b057c18a7d4c878c81180e1c4adc2ddbf2

          SHA512

          a1ca6cd517cdd14b998b6888c39a29988ae9777c4500335ad0e91580121fca68531db19dd1c6156ab906ccd90c419b0fe6618febcf67f271c1e923cbc4e7c26d

        • C:\Users\Admin\AppData\Local\Temp\7zS4450.tmp\[email protected]\content\bg.js

          Filesize

          8KB

          MD5

          9f1eba0150de2769575694c6302fedc6

          SHA1

          f7205756c868fa62844a2f68db133e3888cf7e09

          SHA256

          f109c3858c50fdd21a55e0fe37548f9e352af76570a973666be6341dd4374738

          SHA512

          f3f84d7ecd31bd30ad4b9ecd2685be22373c8e29a0b40891ba33085128d770c70a5a53e1ce6fbe145aa07d544497a75ffec5bc5652e872333987bc62cc83a975

        • C:\Users\Admin\AppData\Local\Temp\7zS4450.tmp\[email protected]\content\zy.xul

          Filesize

          225B

          MD5

          7dcb8c6c478eb9799009f981c4d0342c

          SHA1

          fb01816fe1b55fd25d7f6767236fa94f5fa33a0d

          SHA256

          620050d00676fa33fa340350df1cb159f65503c24ac9b83ec5be159586e8af33

          SHA512

          a432cee95657db1a178ac709d317abb65fd38234674dba9c5b3e574169be85d97aef0ee855d81d86b9f05e71ff483db78eaf9611e3c21434f3f04db02356d3d3

        • C:\Users\Admin\AppData\Local\Temp\7zS4450.tmp\[email protected]\install.rdf

          Filesize

          716B

          MD5

          dcb850b2bcccdb1a0c7eed2d9ee74502

          SHA1

          a39f0bdbfc1628481a0df05fde3738097a3639fc

          SHA256

          a5071b68643d5b4dd0fc7afe729913558be8caea28c2083f8fbc3125a80ebaf2

          SHA512

          2a6bca12d77ff727c12ec3f00f5153b73c1fbc48bf6a10192fc7466993ee755e92a45aa01632038be8a660ff61bafa69ef7579c266db46ab5b16cfe41b5ed4ba

        • C:\Users\Admin\AppData\Local\Temp\7zS4450.tmp\50fc12bf1dd43.dll

          Filesize

          118KB

          MD5

          44f1dc155d3d083b677f20ed0fab8404

          SHA1

          a696c5a0d50145afde3d3a71f70b1c3006ac2199

          SHA256

          67014a6fc8a77ae480dae9b09f800a1f40a40399ef967f86843a80eb4c9eb470

          SHA512

          04a7098abd589eb1a533af6f89d0d982d2faf9c4e7e29d02abaacf81635b789acfb5ca026f7a0c6b4a263934f0425c69f5225488c450e864f8dc8000ffbf94f6

        • C:\Users\Admin\AppData\Local\Temp\7zS4450.tmp\50fc12bf1dd43.tlb

          Filesize

          2KB

          MD5

          c749bca713cf6481411b5c4eaac4506a

          SHA1

          539cb813dea7e37eff8c1b696eb0ab42c815ab62

          SHA256

          0a94d2086eb6ac57ba5ee365d3f6f64f33e7c8d18419f04715460bc04ebddf2d

          SHA512

          11b3b333b97b1bbbbbf01b6d367188698470877e180a3854ec9762f706755156136b404f2b95a7304a890686d8f5f697232e6c28497aca20e0aa76988b0f179a

        • C:\Users\Admin\AppData\Local\Temp\7zS4450.tmp\fkjkopmhmlpnafocioeeegkcgnhgfbag\50fc12bf1db367.65950415.js

          Filesize

          4KB

          MD5

          67b11353f81672ffa597945b28626185

          SHA1

          c5a8a63527fc2ebed99ddfaef0c8ee8b74e16bb4

          SHA256

          a79e10533fc79a7877352f93d5ac31e0d346d7f5f4e1404a424763329b4874f7

          SHA512

          7bb179e93bace2276b10c6783ea7350bfa98e598f23d54a98c2f0e08a628951762dc59cac5fca9d8884790692d63521b745359f8885d43eb7095b4d627acd8d3

        • C:\Users\Admin\AppData\Local\Temp\7zS4450.tmp\fkjkopmhmlpnafocioeeegkcgnhgfbag\background.html

          Filesize

          161B

          MD5

          9bb39c5d2aa686a3ff115f0844baa588

          SHA1

          6668211ac495e546630ecd1a1048d5468812d2d1

          SHA256

          1dae15f8f46d76bc43dbc5250ac3a3371f6498988fe178a963e6f387e2d07d79

          SHA512

          fe9bf68cef6e6254c7d1271bb42c636688b103d7b946134d2ecc0f3d694a092062d51ab997dacc6554deb90cc4924abee330c651863ecbbeef8a1b9b018e71ae

        • C:\Users\Admin\AppData\Local\Temp\7zS4450.tmp\fkjkopmhmlpnafocioeeegkcgnhgfbag\content.js

          Filesize

          197B

          MD5

          5f9891607f65f433b0690bae7088b2c1

          SHA1

          b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

          SHA256

          fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

          SHA512

          76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

        • C:\Users\Admin\AppData\Local\Temp\7zS4450.tmp\fkjkopmhmlpnafocioeeegkcgnhgfbag\lsdb.js

          Filesize

          559B

          MD5

          209b7ae0b6d8c3f9687c979d03b08089

          SHA1

          6449f8bff917115eef4e7488fae61942a869200f

          SHA256

          e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

          SHA512

          1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

        • C:\Users\Admin\AppData\Local\Temp\7zS4450.tmp\fkjkopmhmlpnafocioeeegkcgnhgfbag\manifest.json

          Filesize

          483B

          MD5

          a2a81cfb7b2bdc6854e849395d951bca

          SHA1

          bec805f578fbddd1ad2758d2c916e1a065361aff

          SHA256

          66f001d92bd4fc83138078479b05b9b838f2ead9aee94862563c811fb16a7443

          SHA512

          941f7fad6c6bff2968fb8fd98f1a7d5458c39793ab01cff534e1deab33835f532b40b901ec558e67478122581f897d0044732d9a16c759e8e8c949f40b975972

        • C:\Users\Admin\AppData\Local\Temp\7zS4450.tmp\fkjkopmhmlpnafocioeeegkcgnhgfbag\sqlite.js

          Filesize

          1KB

          MD5

          ceec1ca282d644a7aebfb158fa0f270d

          SHA1

          11badfd4855c19c28f037d21c2857242b1241cb4

          SHA256

          5285689eb188ddb5e7783c4a7528cdcc0d49655efe6c989733686672cdc3a369

          SHA512

          9f1fb59303e480106e83019b3f2bcd3006b95ef8d862be9d9fb03e073814d73197022f9a070191e7c9c30f6a1968faaeb3fa9e451e419cbe020c257d86c234f9

        • C:\Users\Admin\AppData\Local\Temp\7zS4450.tmp\settings.ini

          Filesize

          6KB

          MD5

          404dc5c0d415db1360b2e606fa5ab2c5

          SHA1

          486c25aacc8fe51b6c039eca876e45b60c677e3a

          SHA256

          9083ea7975f4ddf125976d4007b836646768518d1405a51b33919349a67d7558

          SHA512

          b7913410d3b517ba88f5f181d70b406570dab6961af126461a3e882f081759a7289d0858e53222a28e0fc60a1fa00fa67b840758d039e6ea4f26fe2e0e7a495a

        • \Users\Admin\AppData\Local\Temp\7zS4450.tmp\50fc12bf1dd0c.exe

          Filesize

          71KB

          MD5

          b78633fae8aaf5f7e99e9c736f44f9c5

          SHA1

          26fc60e29c459891ac0909470ac6c61a1eca1544

          SHA256

          d205693516dbaf34cfbd216e825190de4de1412e861bc9cb30ce863907b30d22

          SHA512

          3885b609269b26918ccfcd9069181168c12f4271b6bdfcc51afe176b2dd242d4c0953ac1a4ddaf25abcfaf28a0b694a6269d96ae39bb7b2db2f0140d2d60cd43

        • \Users\Admin\AppData\Local\Temp\nsd4606.tmp\UserInfo.dll

          Filesize

          4KB

          MD5

          7579ade7ae1747a31960a228ce02e666

          SHA1

          8ec8571a296737e819dcf86353a43fcf8ec63351

          SHA256

          564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

          SHA512

          a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

        • \Users\Admin\AppData\Local\Temp\nsd4606.tmp\nsJSON.dll

          Filesize

          7KB

          MD5

          b9cd1b0fd3af89892348e5cc3108dce7

          SHA1

          f7bc59bf631303facfc970c0da67a73568e1dca6

          SHA256

          49b173504eb9cd07e42a3c4deb84c2cd3f3b49c7fb0858aee43ddfc64660e384

          SHA512

          fdcbdd21b831a92ca686aab5b240f073a89a08588e42439564747cad9160d79cfa8e3c103b6b4f2917684c1a591880203b4303418b85bc040f9f00b6658b0c90

        • memory/2828-80-0x00000000744B0000-0x00000000744BA000-memory.dmp

          Filesize

          40KB