Analysis

  • max time kernel
    594s
  • max time network
    608s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230831-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-09-2023 01:37

General

  • Target

    https://microsoft-en.com/cryptowallet/cryptowalletinstaller.exe

Score
10/10

Malware Config

Signatures

  • Luca Stealer

    Info stealer written in Rust first seen in July 2022.

  • Luca Stealer payload 1 IoCs
  • Downloads MZ/PE file
  • Checks processor information in registry 2 TTPs 5 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies registry class 1 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url "https://microsoft-en.com/cryptowallet/cryptowalletinstaller.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3376
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url https://microsoft-en.com/cryptowallet/cryptowalletinstaller.exe
      2⤵
      • Checks processor information in registry
      • Modifies registry class
      • NTFS ADS
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4200
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4200.0.368737732\6693817" -parentBuildID 20221007134813 -prefsHandle 1916 -prefMapHandle 1908 -prefsLen 20938 -prefMapSize 232675 -appDir "C:\Program Files\Mozilla Firefox\browser" - {9834928a-2124-4024-97b7-bd3b078dca77} 4200 "\\.\pipe\gecko-crash-server-pipe.4200" 1996 20ab3fbd358 gpu
        3⤵
          PID:4296
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4200.1.322291994\665461740" -parentBuildID 20221007134813 -prefsHandle 2408 -prefMapHandle 2404 -prefsLen 21754 -prefMapSize 232675 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {66ef485a-f0e4-45ee-a192-d91c6d026c1b} 4200 "\\.\pipe\gecko-crash-server-pipe.4200" 2420 20aa7671358 socket
          3⤵
            PID:4764
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4200.2.280002185\1092901483" -childID 1 -isForBrowser -prefsHandle 2932 -prefMapHandle 3220 -prefsLen 21857 -prefMapSize 232675 -jsInitHandle 1392 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {fde430af-2806-4787-aac0-35a5323b5f54} 4200 "\\.\pipe\gecko-crash-server-pipe.4200" 2976 20ab3f59358 tab
            3⤵
              PID:632
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4200.3.1543320936\651550801" -childID 2 -isForBrowser -prefsHandle 3632 -prefMapHandle 3584 -prefsLen 26437 -prefMapSize 232675 -jsInitHandle 1392 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {6fd9dbe9-f2ef-4e70-a245-59268816e8fb} 4200 "\\.\pipe\gecko-crash-server-pipe.4200" 3644 20aa762e858 tab
              3⤵
                PID:484
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4200.4.1811284771\1487035708" -childID 3 -isForBrowser -prefsHandle 4992 -prefMapHandle 4988 -prefsLen 26752 -prefMapSize 232675 -jsInitHandle 1392 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {78b0a150-8ddf-4a0a-98fb-934abe971bd6} 4200 "\\.\pipe\gecko-crash-server-pipe.4200" 5004 20aa7664158 tab
                3⤵
                  PID:3276
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4200.6.833801852\626094288" -childID 5 -isForBrowser -prefsHandle 5324 -prefMapHandle 5328 -prefsLen 26752 -prefMapSize 232675 -jsInitHandle 1392 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {afb575f8-13e2-4dd5-bd93-43c1a4289fe5} 4200 "\\.\pipe\gecko-crash-server-pipe.4200" 5316 20ababc1258 tab
                  3⤵
                    PID:1328
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4200.5.1603977225\2019657729" -childID 4 -isForBrowser -prefsHandle 5132 -prefMapHandle 5136 -prefsLen 26752 -prefMapSize 232675 -jsInitHandle 1392 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {aed422ca-77d8-4832-a171-0d36e0843618} 4200 "\\.\pipe\gecko-crash-server-pipe.4200" 5016 20ab9e4ab58 tab
                    3⤵
                      PID:4532
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4200.7.666168200\1777999748" -childID 6 -isForBrowser -prefsHandle 2716 -prefMapHandle 3248 -prefsLen 29709 -prefMapSize 232675 -jsInitHandle 1392 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {8f660d0a-fd5e-4e60-ba86-974a9e5b6196} 4200 "\\.\pipe\gecko-crash-server-pipe.4200" 3044 20abbf4a958 tab
                      3⤵
                        PID:236
                      • C:\Program Files\Mozilla Firefox\firefox.exe
                        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4200.8.1353961931\1667889186" -childID 7 -isForBrowser -prefsHandle 5404 -prefMapHandle 5304 -prefsLen 29709 -prefMapSize 232675 -jsInitHandle 1392 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {4ffbdade-bd22-4b15-b7ba-a9ef311d9e0d} 4200 "\\.\pipe\gecko-crash-server-pipe.4200" 5488 20ab9e4ab58 tab
                        3⤵
                          PID:3700
                        • C:\Program Files\Mozilla Firefox\firefox.exe
                          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="4200.9.472726922\538694251" -childID 8 -isForBrowser -prefsHandle 5640 -prefMapHandle 5632 -prefsLen 29709 -prefMapSize 232675 -jsInitHandle 1392 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {2eb3b597-70d4-4fbb-9743-5541fdff7339} 4200 "\\.\pipe\gecko-crash-server-pipe.4200" 5636 20aba256058 tab
                          3⤵
                            PID:2700

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\g2w00o91.default-release\activity-stream.discovery_stream.json.tmp

                        Filesize

                        23KB

                        MD5

                        dc7d246479aa64d35a2243e01a4f9db4

                        SHA1

                        2dac591fc5a01e482f04a8c081babd00cdf7d090

                        SHA256

                        96ba29efe5c201d890becd03907f54bc1348eb886d5ff094f3bd341710270254

                        SHA512

                        b5bf89cfe5d4b2ec0496bfce062133559997d5254cda89e30c4bce4d842591ca05c41b6698d044f93f63bbcee48ce62c8b5110adc7e35b07433e6cb9c2b8390b

                      • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\g2w00o91.default-release\cache2\doomed\26660

                        Filesize

                        35KB

                        MD5

                        53d3de34435a75ecdd23d4879bd03d9b

                        SHA1

                        242aafcc8529bd3d765a4e48967d80d78b5ab12a

                        SHA256

                        02dbebee6029973c519c9662d2e79f76875ec221fb3f2d59481856228860c12d

                        SHA512

                        13171837b9c90a8de471226b7f8b3a729d3605f66870eb41a285c1b04dca84b23c1de4608f5a662a52757fe4b211d0ccdb0b532431a7a5047e8627adfc268737

                      • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\g2w00o91.default-release\cache2\entries\FCC030F57940296B4C989D2C74BA07DCC70A995E

                        Filesize

                        13KB

                        MD5

                        8420a87e2842de741f8f697275faca1b

                        SHA1

                        d37987d14d447b3a47707132361fa103cf047d7b

                        SHA256

                        945b7ae92170049e22a23c5b74aca0744a3a85fa19e0a5af064097bbf123c372

                        SHA512

                        790f328cea9c3bedb6c56347c07c32cf69c788f3c3faa9c714f9f9d357526c938890cb2e50a4f640858905d4f25bb3ed17d71e39f0e6c0f8a28abb36e4972d83

                      • C:\Users\Admin\AppData\Local\Temp\tmpaddon

                        Filesize

                        442KB

                        MD5

                        85430baed3398695717b0263807cf97c

                        SHA1

                        fffbee923cea216f50fce5d54219a188a5100f41

                        SHA256

                        a9f4281f82b3579581c389e8583dc9f477c7fd0e20c9dfc91a2e611e21e3407e

                        SHA512

                        06511f1f6c6d44d076b3c593528c26a602348d9c41689dbf5ff716b671c3ca5756b12cb2e5869f836dedce27b1a5cfe79b93c707fd01f8e84b620923bb61b5f1

                      • C:\Users\Admin\AppData\Local\Temp\tmpaddon-1

                        Filesize

                        8.0MB

                        MD5

                        a01c5ecd6108350ae23d2cddf0e77c17

                        SHA1

                        c6ac28a2cd979f1f9a75d56271821d5ff665e2b6

                        SHA256

                        345d44e3aa3e1967d186a43d732c8051235c43458169a5d7d371780a6475ee42

                        SHA512

                        b046dd1b26ec0b810ee441b7ad4dc135e3f1521a817b9f3db60a32976352e8f7e53920e1a77fc5b4130aac260d79deef7e823267b4414e9cc774d8bffca56a72

                      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\6824f4a902c78fbd.customDestinations-ms

                        Filesize

                        7KB

                        MD5

                        aa8ef22400cb653b002d9740590c347e

                        SHA1

                        1d357a0b30fdacbfe5ea04b81521aeb37c41064d

                        SHA256

                        a0232cfb0154cbb05108f344c59a15ed4aac4a450cbdb7b5a35362d867173439

                        SHA512

                        657a9181f817c9c6e91af6053d68258a5c4cad9e1befdef764ca17468d5b2b8347cf6e47e604f534307f6ab330093df9d0412ed02e8eebed04ef133c2cf10b65

                      • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\g2w00o91.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.dll

                        Filesize

                        997KB

                        MD5

                        fe3355639648c417e8307c6d051e3e37

                        SHA1

                        f54602d4b4778da21bc97c7238fc66aa68c8ee34

                        SHA256

                        1ed7877024be63a049da98733fd282c16bd620530a4fb580dacec3a78ace914e

                        SHA512

                        8f4030bb2464b98eccbea6f06eb186d7216932702d94f6b84c56419e9cf65a18309711ab342d1513bf85aed402bc3535a70db4395874828f0d35c278dd2eac9c

                      • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\g2w00o91.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.info

                        Filesize

                        116B

                        MD5

                        3d33cdc0b3d281e67dd52e14435dd04f

                        SHA1

                        4db88689282fd4f9e9e6ab95fcbb23df6e6485db

                        SHA256

                        f526e9f98841d987606efeaff7f3e017ba9fd516c4be83890c7f9a093ea4c47b

                        SHA512

                        a4a96743332cc8ef0f86bc2e6122618bfc75ed46781dadbac9e580cd73df89e74738638a2cccb4caa4cbbf393d771d7f2c73f825737cdb247362450a0d4a4bc1

                      • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\g2w00o91.default-release\gmp-widevinecdm\4.10.2557.0\LICENSE.txt

                        Filesize

                        479B

                        MD5

                        49ddb419d96dceb9069018535fb2e2fc

                        SHA1

                        62aa6fea895a8b68d468a015f6e6ab400d7a7ca6

                        SHA256

                        2af127b4e00f7303de8271996c0c681063e4dc7abdc7b2a8c3fe5932b9352539

                        SHA512

                        48386217dabf7556e381ab3f5924b123a0a525969ff98f91efb03b65477c94e48a15d9abcec116b54616d36ad52b6f1d7b8b84c49c204e1b9b43f26f2af92da2

                      • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\g2w00o91.default-release\gmp-widevinecdm\4.10.2557.0\manifest.json

                        Filesize

                        372B

                        MD5

                        8be33af717bb1b67fbd61c3f4b807e9e

                        SHA1

                        7cf17656d174d951957ff36810e874a134dd49e0

                        SHA256

                        e92d3394635edfb987a7528e0ccd24360e07a299078df2a6967ca3aae22fa2dd

                        SHA512

                        6125f60418e25fee896bf59f5672945cd8f36f03665c721837bb50adf5b4dfef2dddbfcfc817555027dcfa90e1ef2a1e80af1219e8063629ea70263d2fc936a7

                      • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\g2w00o91.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll

                        Filesize

                        11.8MB

                        MD5

                        33bf7b0439480effb9fb212efce87b13

                        SHA1

                        cee50f2745edc6dc291887b6075ca64d716f495a

                        SHA256

                        8ee42d9258e20bbc5bfdfae61605429beb5421ffeaaa0d02b86d4978f4b4ac4e

                        SHA512

                        d329a1a1d98e302142f2776de8cc2cd45a465d77cb21c461bdf5ee58c68073a715519f449cb673977288fe18401a0abcce636c85abaec61a4a7a08a16c924275

                      • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\g2w00o91.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.lib

                        Filesize

                        1KB

                        MD5

                        688bed3676d2104e7f17ae1cd2c59404

                        SHA1

                        952b2cdf783ac72fcb98338723e9afd38d47ad8e

                        SHA256

                        33899a3ebc22cb8ed8de7bd48c1c29486c0279b06d7ef98241c92aef4e3b9237

                        SHA512

                        7a0e3791f75c229af79dd302f7d0594279f664886fea228cfe78e24ef185ae63aba809aa1036feb3130066deadc8e78909c277f0a7ed1e3485df3cf2cd329776

                      • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\g2w00o91.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.sig

                        Filesize

                        1KB

                        MD5

                        937326fead5fd401f6cca9118bd9ade9

                        SHA1

                        4526a57d4ae14ed29b37632c72aef3c408189d91

                        SHA256

                        68a03f075db104f84afdd8fca45a7e4bff7b55dc1a2a24272b3abe16d8759c81

                        SHA512

                        b232f6cf3f88adb346281167ac714c4c4c7aac15175087c336911946d12d63d3a3a458e06b298b41a7ec582ef09fe238da3a3166ff89c450117228f7485c22d2

                      • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\g2w00o91.default-release\prefs-1.js

                        Filesize

                        7KB

                        MD5

                        a5308e533b0d516193b50eb01f843f8f

                        SHA1

                        695361080c38b2249fbecf1d5a77dd617a9253ec

                        SHA256

                        53e14e991663059336921936a812715853beab4bdb76890bc7646be8c47d7368

                        SHA512

                        5f1b1cf9a7a637356dcef738e8cd3a7d1ecb12bc36585b68bcdd379f4bb358a8e885488feb5bdf004833df5fc56da4195a3485c09026fd4a9d88dec8196f8821

                      • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\g2w00o91.default-release\prefs-1.js

                        Filesize

                        6KB

                        MD5

                        a5b23350acd1e3d8841074c37940e0c7

                        SHA1

                        6e179b099e7a09251dc1070fe9af101edbe62821

                        SHA256

                        572abab37afc64018ef798b8bb07b949bb65a87a8d3ecc225c98e9e09f2767da

                        SHA512

                        ca390420d9e1221ddb4f36d75d969b194bcccba9155072049732fec85ff601c8b109f092b2dfb6410fed6d95303eb03b12e6c02daa0abbcaa5e8e10fc2587b7f

                      • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\g2w00o91.default-release\prefs-1.js

                        Filesize

                        7KB

                        MD5

                        a7ad4a0da1f3c5459f1bf3aab6258dcc

                        SHA1

                        d036d7088f335c1c65b13eb90a3a76374f367609

                        SHA256

                        de4ac14b7672a87cf62b66857ba49c61e263a855d10152330535638ac50f6627

                        SHA512

                        e8adbce0f5ac453a951829b255489e31e9998e60f7c5001d501bef3c23faf9fb86db141b8afafbdb1c33a61032e396a24e2c022c4da645ca992cff129690a7ef

                      • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\g2w00o91.default-release\prefs.js

                        Filesize

                        9KB

                        MD5

                        fc09e152fbc02d50fbe6db6bee2fb38e

                        SHA1

                        2ae0949570dc6c23b950e292ec6fdf0d57fad548

                        SHA256

                        c31bbb8d5bdafb0fc6b5fab73679977eea3c95af582af7c8e3a968b5c73c1ca8

                        SHA512

                        3f137dbcbf3cf45d3513c34b64c5bba4ac11b1e606812da1148e875e43df122ff35bf83d55406f37deb288f6190b785874462991fce5ec0e76813055090a1230

                      • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\g2w00o91.default-release\sessionstore-backups\recovery.jsonlz4

                        Filesize

                        3KB

                        MD5

                        67ffaeaa929c572f33da5ebcdd4e5572

                        SHA1

                        8628ec6efaabdb8a77ac9604379af09ffb572575

                        SHA256

                        410cbb4352ba1a2fc73f407887fafceca56ecef98bfe0c0cac3923613bd29cb7

                        SHA512

                        4bf0dca65d2a27a73aac8b85a177f33252befc013d968be42e85818190996cb5c86ec41f1e4ca2456ceb1c9dfa791d150b62976995def09f53bfd18f1f2785cc

                      • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\g2w00o91.default-release\sessionstore-backups\recovery.jsonlz4

                        Filesize

                        1001B

                        MD5

                        1755bb023e337e18b14659f172f5bf30

                        SHA1

                        05547e9f1135f61ec70e853461c4bfd451be3b08

                        SHA256

                        f4b59aeb4fef7046d1fe6bcd331a767c2f57504fc817232f761cddfca6e24cae

                        SHA512

                        afc9e693d9405ef4c6498b03344883025cc958ab5a4244e5a2ef4b5f903059ed34504bd9ef0cbb9eeb51046335ec53e84506fd669240326150795ba8c75d1dd4

                      • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\g2w00o91.default-release\sessionstore-backups\recovery.jsonlz4

                        Filesize

                        3KB

                        MD5

                        d312dc4453427af8d2554bd726813be2

                        SHA1

                        d38571b8740f07b6a37d7e5d4bad6a037fa6755f

                        SHA256

                        c4030687567f29d54ff45049111dfba67d9a4d415358cd5a101449d8c49fafba

                        SHA512

                        4a09f87ce050db3532b0b3e103c367da10e7d71e3c5b4ad99de6dd788d9d6801bc0fbdc9b68942bbb99e584912bb84462433d96078f887b75bbb0afed866350c

                      • C:\Users\Admin\Downloads\cryptowalletinstaller.LjUyFHMQ.exe.part

                        Filesize

                        14.3MB

                        MD5

                        2753fea9125455e452e1951295158bc5

                        SHA1

                        4238700742f6540119fc40f8f001fa1b5da99425

                        SHA256

                        480cea45f9c10159ef76555a0b86c25b232952b5cbc6da2862ff4b8cbb2943c1

                        SHA512

                        fa829113e7b59223668ea78bcf7b40fd824e509055dfb5bb54b0a282de23888d55dc6da666f906640a2e9a2519f68490812fdccf1aecedbe2abbfcf1d2acb116