Analysis

  • max time kernel
    44s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    29/10/2022, 18:24

General

  • Target

    1aa7dd6a2ad2944f68ebf2e6aad1d33f72d6eeb3c126236fc21e17e04b2d7bd6.exe

  • Size

    250KB

  • MD5

    83d4af6bbb2a951d5b47eb056de489c0

  • SHA1

    a4c677044653af879ddc9dac4cdd3c5abff579a3

  • SHA256

    1aa7dd6a2ad2944f68ebf2e6aad1d33f72d6eeb3c126236fc21e17e04b2d7bd6

  • SHA512

    af938713c928d3d2affb8e1ae0738427b182bfc54a1133ff4819a39050a04d6de632bb2cd658601a1e11b7aaaf774da17a7d215ab5d256a700996e15ac06e05c

  • SSDEEP

    6144:h1OgDPdkBAFZWjadD4s5qpDz+bCq8LatY3r:h1OgLdaOCD6bD82tY7

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 IoCs

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

  • 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.

  • 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). Likely ransomware behaviour.

  • NSIS installer 8 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\1aa7dd6a2ad2944f68ebf2e6aad1d33f72d6eeb3c126236fc21e17e04b2d7bd6.exe
    "C:\Users\Admin\AppData\Local\Temp\1aa7dd6a2ad2944f68ebf2e6aad1d33f72d6eeb3c126236fc21e17e04b2d7bd6.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1664
    • C:\Users\Admin\AppData\Local\Temp\7zSF0E5.tmp\510db3b85f65f.exe
      .\510db3b85f65f.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      • System policy modification
      PID:2020

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\7zSF0E5.tmp\[email protected]\bootstrap.js

          Filesize

          2KB

          MD5

          0775199b9d231937f6740c8fa3320841

          SHA1

          c5b6ed449e498e20e54b9a7d29b214a773f08aa3

          SHA256

          42d0fc98c2ac3b9497ab30dbf59d4b26adbae212d03fee8922886be2bac48974

          SHA512

          beab72bdb5d11d267faad2ecff941ba593d3b15217d286f308bb833d8e5255072f6a602d7aac3d428bdb88e702236a8e4187d7a56e2f8531f1e1bfdf1883856c

        • C:\Users\Admin\AppData\Local\Temp\7zSF0E5.tmp\[email protected]\chrome.manifest

          Filesize

          116B

          MD5

          ab3d0471a06b9fa4c7f0e33ec6b4fc4f

          SHA1

          bad25f2e7e896a178764d217ae15bb91217e3f0c

          SHA256

          0636a2fc3ab52a54edd09171d9102df33685b03351c01119ced924128ea53275

          SHA512

          3c72b5eedaee412ce2df2c457640c2b5bfbc473ca9dfbd04b01fb08ec9e6dc70d2a82a06109fe0b608cc7186def199dfa150132e18d9fed4e3b5499f9a3b1108

        • C:\Users\Admin\AppData\Local\Temp\7zSF0E5.tmp\[email protected]\content\bg.js

          Filesize

          8KB

          MD5

          adb13371e653653f400ecc2c9e228e8f

          SHA1

          8e59d38756bf868b48ff30d4f86af5c71057c550

          SHA256

          4756ccbf8cd561f9991bc62754f7067cc29a2b76f3c5e41481e9e978d47846d0

          SHA512

          f0cdaf26a935d6d6d1f81f4a59dc137d55ba907f0caa8e1c96c38d8290724d823fcf810fbd59f6f4dfee6875ff8b042158b4cf4c5a9059de11aac45f21b9cf35

        • C:\Users\Admin\AppData\Local\Temp\7zSF0E5.tmp\[email protected]\content\zy.xul

          Filesize

          225B

          MD5

          06a4903d09a6685a2469dce96e2fd0de

          SHA1

          e7b8d87e18dbb89231d1ef9a34cd0fcaf24bfc26

          SHA256

          80a010b612d49b17a35d5cf59c2f6f89e7a205718bcbfb1034e7815bc62ec1ca

          SHA512

          f5af26166f68a8e303104861f5e2a0b7cee5b5658a6a5974feaf61d4323e5583ae1c50d9c34d0eed1651515b74765b9331ccaf674b0d50c08d5b5359382bd081

        • C:\Users\Admin\AppData\Local\Temp\7zSF0E5.tmp\[email protected]\install.rdf

          Filesize

          709B

          MD5

          2c4e8794651c199e30b9637bb0d58e2e

          SHA1

          bcfe4568262f6b729520772231482f57ca444ba1

          SHA256

          faffeb9e13550996df72995fe27f29b5dd730e36cb683ff073dfa48976726f93

          SHA512

          59108d3ded59290141a45a779d13a563337cd9b305c7ae286e750ddfd157c9edccfb731c4dd82283afcfee2aa7a3ddbc3543279434bb5af6572951bfc412aabd

        • C:\Users\Admin\AppData\Local\Temp\7zSF0E5.tmp\510db3b85f65f.exe

          Filesize

          71KB

          MD5

          b78633fae8aaf5f7e99e9c736f44f9c5

          SHA1

          26fc60e29c459891ac0909470ac6c61a1eca1544

          SHA256

          d205693516dbaf34cfbd216e825190de4de1412e861bc9cb30ce863907b30d22

          SHA512

          3885b609269b26918ccfcd9069181168c12f4271b6bdfcc51afe176b2dd242d4c0953ac1a4ddaf25abcfaf28a0b694a6269d96ae39bb7b2db2f0140d2d60cd43

        • C:\Users\Admin\AppData\Local\Temp\7zSF0E5.tmp\510db3b85f65f.exe

          Filesize

          71KB

          MD5

          b78633fae8aaf5f7e99e9c736f44f9c5

          SHA1

          26fc60e29c459891ac0909470ac6c61a1eca1544

          SHA256

          d205693516dbaf34cfbd216e825190de4de1412e861bc9cb30ce863907b30d22

          SHA512

          3885b609269b26918ccfcd9069181168c12f4271b6bdfcc51afe176b2dd242d4c0953ac1a4ddaf25abcfaf28a0b694a6269d96ae39bb7b2db2f0140d2d60cd43

        • C:\Users\Admin\AppData\Local\Temp\7zSF0E5.tmp\510db3b85f698.dll

          Filesize

          118KB

          MD5

          44f1dc155d3d083b677f20ed0fab8404

          SHA1

          a696c5a0d50145afde3d3a71f70b1c3006ac2199

          SHA256

          67014a6fc8a77ae480dae9b09f800a1f40a40399ef967f86843a80eb4c9eb470

          SHA512

          04a7098abd589eb1a533af6f89d0d982d2faf9c4e7e29d02abaacf81635b789acfb5ca026f7a0c6b4a263934f0425c69f5225488c450e864f8dc8000ffbf94f6

        • C:\Users\Admin\AppData\Local\Temp\7zSF0E5.tmp\510db3b85f698.tlb

          Filesize

          2KB

          MD5

          c749bca713cf6481411b5c4eaac4506a

          SHA1

          539cb813dea7e37eff8c1b696eb0ab42c815ab62

          SHA256

          0a94d2086eb6ac57ba5ee365d3f6f64f33e7c8d18419f04715460bc04ebddf2d

          SHA512

          11b3b333b97b1bbbbbf01b6d367188698470877e180a3854ec9762f706755156136b404f2b95a7304a890686d8f5f697232e6c28497aca20e0aa76988b0f179a

        • C:\Users\Admin\AppData\Local\Temp\7zSF0E5.tmp\mmplobmbfepamoblkjinkfjpbeigocfm\510db3b85f46e4.45770387.js

          Filesize

          4KB

          MD5

          3de881b8ea938de985c72b370d9122df

          SHA1

          34ea8ee684e407a8c97633bfe3d999e22bf2b2ad

          SHA256

          8aa8f6038f8b5ff3a37186de194bed39224ab8fdf771530325badfbe1aa6f4f0

          SHA512

          925bbcc16367d53830d3f76db0fe666e834155fa54ba60ce54faabbdc53637f35e4e9fbc048aeff413ccdad4f1601fa1f08bb9af508592f46839dcd8e65bb963

        • C:\Users\Admin\AppData\Local\Temp\7zSF0E5.tmp\mmplobmbfepamoblkjinkfjpbeigocfm\background.html

          Filesize

          161B

          MD5

          92a0d07a561ac1406115f955fd88883f

          SHA1

          53b0c40c6481c47165fe586ca2ab5440cb1bcfc9

          SHA256

          b9b1145e84d5708068e89b0b90a741643e10f09711045ec844fa02c067896358

          SHA512

          1595cc7afb0cfcb3e3ba96b8b8768fc62a84e9821a5eaf22ca58c100503cdca27e5d4ba898776d1ad6021cba6a4cf07e8ff0c2d1d8bada46495d6e76d73b67fc

        • C:\Users\Admin\AppData\Local\Temp\7zSF0E5.tmp\mmplobmbfepamoblkjinkfjpbeigocfm\content.js

          Filesize

          197B

          MD5

          5f9891607f65f433b0690bae7088b2c1

          SHA1

          b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

          SHA256

          fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

          SHA512

          76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

        • C:\Users\Admin\AppData\Local\Temp\7zSF0E5.tmp\mmplobmbfepamoblkjinkfjpbeigocfm\lsdb.js

          Filesize

          559B

          MD5

          209b7ae0b6d8c3f9687c979d03b08089

          SHA1

          6449f8bff917115eef4e7488fae61942a869200f

          SHA256

          e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

          SHA512

          1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

        • C:\Users\Admin\AppData\Local\Temp\7zSF0E5.tmp\mmplobmbfepamoblkjinkfjpbeigocfm\manifest.json

          Filesize

          486B

          MD5

          02fcbb7dbf50d44d9d184388e9c49161

          SHA1

          05df03ea369cbe9dba18283ebe0b40d8475b18e3

          SHA256

          4d59d1c1143bca06dcdc8ddc3255268cf7d94adcfe553dc0ae5fc4758d0cb2a7

          SHA512

          2575f23304dca1d52dcf7b5c657cd74a850e7de6a0595d3b23043aa6aa11569a13f5d53367c0851ddf14ad4a33c5379803c10a0ab78abefd75582269cb4732a6

        • C:\Users\Admin\AppData\Local\Temp\7zSF0E5.tmp\mmplobmbfepamoblkjinkfjpbeigocfm\sqlite.js

          Filesize

          1KB

          MD5

          09733030d0842071a1629ef3e8eeee23

          SHA1

          b01bd26c2987a4920e8863b86dd532d219920666

          SHA256

          4b918fe6422294bd11cca24007eec7775ed8fafce547335386809b469ed21a5d

          SHA512

          d43b26bb2e14fead8ebe0f61a269e386356e746b15e710cf0adebb276271641d3d9f716580b3a0087e0d3ce3f01fa8db0fccd82849a8bf3abd7978dcff9b8a23

        • C:\Users\Admin\AppData\Local\Temp\7zSF0E5.tmp\settings.ini

          Filesize

          6KB

          MD5

          c06b2f5d35bee0ea728c26424d1e9c50

          SHA1

          53862c56bbff24eebcc029b30a4bed69c54336a7

          SHA256

          bd0442751b6895a6848c1e6cdf7a7a4a9ec51bdadd80dcdac84e12633a26db49

          SHA512

          193c1e5fcc609d4c80ba5fa00d9689a58452f1576a0e2e3d6cd7ac2cbaa2b779100a699d9a5a81fe3fabcdf06434e8e7ca49df0c90f74dc05bb20492848c6a3c

        • \ProgramData\Search-NewTab\510db3b85f698.dll

          Filesize

          118KB

          MD5

          44f1dc155d3d083b677f20ed0fab8404

          SHA1

          a696c5a0d50145afde3d3a71f70b1c3006ac2199

          SHA256

          67014a6fc8a77ae480dae9b09f800a1f40a40399ef967f86843a80eb4c9eb470

          SHA512

          04a7098abd589eb1a533af6f89d0d982d2faf9c4e7e29d02abaacf81635b789acfb5ca026f7a0c6b4a263934f0425c69f5225488c450e864f8dc8000ffbf94f6

        • \ProgramData\Search-NewTab\uninstall.exe

          Filesize

          48KB

          MD5

          f3c79bda3fdf7c5dd24d60400a57cadb

          SHA1

          1adb606aaeedb246a371c8877c737f0f8c798625

          SHA256

          a76272ed3bbf23308782a308d428ee805ec77fbb622a830af26cb0ddbbf7377b

          SHA512

          c43cb957bdea357bd016fe03a8004a48d8117a12106f62876394feba05ad01a321ff6017ffb7b926cc77712f5ab63ea2e4b169a419c444c8f62aa4933f289935

        • \Users\Admin\AppData\Local\Temp\7zSF0E5.tmp\510db3b85f65f.exe

          Filesize

          71KB

          MD5

          b78633fae8aaf5f7e99e9c736f44f9c5

          SHA1

          26fc60e29c459891ac0909470ac6c61a1eca1544

          SHA256

          d205693516dbaf34cfbd216e825190de4de1412e861bc9cb30ce863907b30d22

          SHA512

          3885b609269b26918ccfcd9069181168c12f4271b6bdfcc51afe176b2dd242d4c0953ac1a4ddaf25abcfaf28a0b694a6269d96ae39bb7b2db2f0140d2d60cd43

        • \Users\Admin\AppData\Local\Temp\nsdF2AA.tmp\UserInfo.dll

          Filesize

          4KB

          MD5

          7579ade7ae1747a31960a228ce02e666

          SHA1

          8ec8571a296737e819dcf86353a43fcf8ec63351

          SHA256

          564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

          SHA512

          a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

        • \Users\Admin\AppData\Local\Temp\nsdF2AA.tmp\nsJSON.dll

          Filesize

          7KB

          MD5

          b9cd1b0fd3af89892348e5cc3108dce7

          SHA1

          f7bc59bf631303facfc970c0da67a73568e1dca6

          SHA256

          49b173504eb9cd07e42a3c4deb84c2cd3f3b49c7fb0858aee43ddfc64660e384

          SHA512

          fdcbdd21b831a92ca686aab5b240f073a89a08588e42439564747cad9160d79cfa8e3c103b6b4f2917684c1a591880203b4303418b85bc040f9f00b6658b0c90

        • memory/1664-54-0x0000000076181000-0x0000000076183000-memory.dmp

          Filesize

          8KB

        • memory/2020-77-0x0000000075140000-0x000000007514A000-memory.dmp

          Filesize

          40KB