Analysis

  • max time kernel
    194s
  • max time network
    299s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    23-05-2024 23:02

General

  • Target

    29e6736afd321358d41710277a27421bebcdbd1abbd12bf942007169982fd4e3.exe

  • Size

    748KB

  • MD5

    ea794f68554409890249b0a3d3af52f7

  • SHA1

    386d920bea81fada037e6ae190cc436ca5e6e6ff

  • SHA256

    29e6736afd321358d41710277a27421bebcdbd1abbd12bf942007169982fd4e3

  • SHA512

    372df46640a62b98e741d400b46e78bbb388840d6f2a9180ccf9dfe1dee67c17fea663a86415457ea0661f203d01872b937db93cf0ee8100a5996e3a59cb9a5b

  • SSDEEP

    12288:TXAzF0sl/n/LAzyncbHr7bkHFRB7JPDA2A0b3bsh3E4a4uw2iDlgNG1VUph765:TXAzF0kAzgIrCRDx3b6ru4msepE5

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Enumerates processes with tasklist 1 TTPs 2 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3372
      • C:\Users\Admin\AppData\Local\Temp\29e6736afd321358d41710277a27421bebcdbd1abbd12bf942007169982fd4e3.exe
        "C:\Users\Admin\AppData\Local\Temp\29e6736afd321358d41710277a27421bebcdbd1abbd12bf942007169982fd4e3.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4412
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /k copy Layout Layout.cmd & Layout.cmd & exit
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4132
          • C:\Windows\SysWOW64\tasklist.exe
            tasklist
            4⤵
            • Enumerates processes with tasklist
            • Suspicious use of AdjustPrivilegeToken
            PID:1728
          • C:\Windows\SysWOW64\findstr.exe
            findstr /I "wrsa.exe opssvc.exe"
            4⤵
              PID:2728
            • C:\Windows\SysWOW64\tasklist.exe
              tasklist
              4⤵
              • Enumerates processes with tasklist
              • Suspicious use of AdjustPrivilegeToken
              PID:1228
            • C:\Windows\SysWOW64\findstr.exe
              findstr /I "avastui.exe avgui.exe nswscsvc.exe sophoshealth.exe"
              4⤵
                PID:2944
              • C:\Windows\SysWOW64\cmd.exe
                cmd /c md 3246763
                4⤵
                  PID:2636
                • C:\Windows\SysWOW64\findstr.exe
                  findstr /V "istdimensionalsupplementdiscuss" Jd
                  4⤵
                    PID:1512
                  • C:\Windows\SysWOW64\cmd.exe
                    cmd /c copy /b Phone + Employ + Experience 3246763\P
                    4⤵
                      PID:4604
                    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\3246763\Phones.pif
                      3246763\Phones.pif 3246763\P
                      4⤵
                      • Suspicious use of NtCreateUserProcessOtherParentProcess
                      • Executes dropped EXE
                      • Suspicious use of SetThreadContext
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of FindShellTrayWindow
                      • Suspicious use of SendNotifyMessage
                      • Suspicious use of WriteProcessMemory
                      PID:4104
                    • C:\Windows\SysWOW64\PING.EXE
                      ping -n 5 127.0.0.1
                      4⤵
                      • Runs ping.exe
                      PID:5000
                • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\3246763\Phones.pif
                  C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\3246763\Phones.pif
                  2⤵
                  • Executes dropped EXE
                  • Checks SCSI registry key(s)
                  PID:4840

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\3246763\P

                Filesize

                223KB

                MD5

                76458e844646c33e07a0a62836fb59e9

                SHA1

                c4e73d1f8b3816816d61d3c03bab3e0a5c4f475b

                SHA256

                0da7c0d56154527b74ab41103a22bbeee25661077048393384e2a0b8ec3bcbfc

                SHA512

                60f935c0764d1f1363810d2fe650cb49d8f24daffb63e56bc4862e6b8d1975607a7a8c794dea2d9d11aaa61934f06dc242ad56789557fb55e3a7a628e6b193ad

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\3246763\Phones.pif

                Filesize

                915KB

                MD5

                b06e67f9767e5023892d9698703ad098

                SHA1

                acc07666f4c1d4461d3e1c263cf6a194a8dd1544

                SHA256

                8498900e57a490404e7ec4d8159bee29aed5852ae88bd484141780eaadb727bb

                SHA512

                7972c78acebdd86c57d879c12cb407120155a24a52fda23ddb7d9e181dd59dac1eb74f327817adbc364d37c8dc704f8236f3539b4d3ee5a022814924a1616943

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Agree

                Filesize

                11KB

                MD5

                c06d5d990d177196ee1916cf9a4a1f33

                SHA1

                cc26fbfa10d8f6cb904d992e556eeb106bc2efc2

                SHA256

                6dd8a62ca00c7ffea5e4a23cff94845d761669d9b41bac8968de5abd61b9fd54

                SHA512

                f41f82e6249178da3563894071f62bb4b9238d393349372da9412177af73f7d2652a30d2d5ebec469553f50d5d72f43a3fef6f411f1820848050925b503a8a48

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\American

                Filesize

                37KB

                MD5

                468c301f841c8086d83723f0700d9968

                SHA1

                91f5939a045d207acdd949df97d7cded8c99fa13

                SHA256

                925907ed95ad9be2ac9bb91ae9f63e5e413b44fd3657bbb39851a4601ac24663

                SHA512

                9a7cab510e49b2471ec7dc217c8511111f6510bfb84a6c4472a576e0800661b6b35c97ac59af4fe7dff62d1b5a5c40c1828366ceb4c4d1c46953827c2876e5aa

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Bell

                Filesize

                46KB

                MD5

                4764cb1ab7cf59e5c7720160645896c0

                SHA1

                8daaf42fda73cda35b7c483e59e62b5185e5e205

                SHA256

                2a9107e815c50c7a1473d2d2d892f5bc0bf0f054e37a22068914bcda599226f0

                SHA512

                193e5806471732835137be79842fe90a503fbbe22c159a01672d32b6bd5da984a8a7e1c6bd444f0dd2aa5b83adf680e9cf2e15a945d2dcac75a6d5df5ee62767

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Brown

                Filesize

                60KB

                MD5

                b2074d654b02b52678dd50b907dd6ef8

                SHA1

                9568b9fdcfaf29e31b79be346a6e3b3a8e8f1028

                SHA256

                3cd88aaaa427dc34b309730dedafe0bf211209bc41ed825ea9405ddaaee69729

                SHA512

                e4d9a885d4920277f8f26f602cb2c1aa8c1f8070be084eb0f67f65f82011a27982c2bb95e6d1109525e63edfd889d37a9665554c5af64f1475887ff3d3a512eb

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Cartridge

                Filesize

                59KB

                MD5

                facdc66bc824c64b8b6bce7f8cdd035c

                SHA1

                1a06ca411df772a4c925c041c65be31f57ce01e5

                SHA256

                b34dcc27c916135264c28e81350a494280b1b45331f21561aacde4c05aa37de4

                SHA512

                4a34b0487d9d6f56464c66c416bd70466319eab48734ca93074e3687ce1a7703a7f1f526a30862c3a906ce74deb7a6d5b07e3df3619cbb602caa4ceb1afd72f1

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Cigarette

                Filesize

                46KB

                MD5

                4b2ee7a24dfdf7c962be65c9367a36c6

                SHA1

                d9cbd6d06bca5974e4148afd2286d0fb8f84e45f

                SHA256

                b2d55b1c41f643f5a8a50a11d686562b603923cfda3199609f97df854cad0be4

                SHA512

                746fb90ba9d170ced932792c5ae97db5d16c8637f9378cd8a1076fd7bc2f7997f1c4600d26e279ecd19abde1922d390a6b3e4c2e1ecd77894e9c5156c1970bc4

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Customers

                Filesize

                62KB

                MD5

                94b56f6019b0ed1efabac9b23792b507

                SHA1

                de740f650acbaa3324f277b4bd59f37993343323

                SHA256

                e1e9853103b11d81b9cb0f6313ae673a5e082f17118967a1bf7fe703b3880a30

                SHA512

                80e125d1640931698c0adaff4707f12e653412c188e3fe23aa178e4a148fafd98f0e015bf167f70d7105551b727102f88c354b6e4ace21acf458b8ce620a6445

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Edition

                Filesize

                49KB

                MD5

                abb4c0c152a6c647f00217d28f2d41c8

                SHA1

                46e38f5564a73ca2afb04be3befaf7ad0df7e488

                SHA256

                ad4d9884f0c54f7c37a8e64409a24f506092b5850c452ec179e18382ee391a4f

                SHA512

                fb755f216751a82c15259feada244db42184bb2d9054505be116c5059fef834b0ad81558d346d6a411775069e46a94323c8e5741fe0b47b6e5150f0844b22882

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Employ

                Filesize

                29KB

                MD5

                c0f6f91db1fa85033a59b6f1538a01ca

                SHA1

                2fb42dc22228675337984ab1ecd344fc88222aeb

                SHA256

                bce0d135d580d101ab398a97eb79eaf364d72ce0ccd16fd8722a515255ca47f8

                SHA512

                4f9af30cae31f3aa85e187269a148dbfe927ce567ef3f3f087e23f64a49ea21e61efd02ae673ad2b3be0f3f55411ccaab18c21c26eeae2be49f9287a36314527

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Evaluated

                Filesize

                55KB

                MD5

                e7b32fead68cd5f277f3cad6a134c4b6

                SHA1

                49ed917bc0e2a07aef67fcc99a51a4495fe21097

                SHA256

                5f7c00d82008307f021fc4251b35247ab6b2dc893c160d27399c49afa746b4fe

                SHA512

                2ec121315621a8abc76b878ead0d74f8b5625db22335dd8dd13e3bfa64bd88010bf0e8befcefdb0becf1afca59c94c4f19547e2af00d0d7ce5f4e15515fb59a8

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Experience

                Filesize

                124KB

                MD5

                f59b172691330f70937537384cffd8bc

                SHA1

                a14942e5aa27603d7e43b52ee41f3f50ef2fe58b

                SHA256

                357064ac4572c7336f4fc6abb15e7e941d541ed52f574159b37feee544586a09

                SHA512

                bbfc40636ab020b95220bc38e8e55d59091bf4f7c86d946dbde81ca45cd4b662c02541664e5346c09ad9c08e1c5554a5eddfc9aee39baa4e7ee8d970fe65f9bd

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Faster

                Filesize

                43KB

                MD5

                cf9dcda6e3674f3db71a13ccc20b9879

                SHA1

                43b75f8aaf3f0b0fe667df9da77572455cd85766

                SHA256

                661cfbc46a83695fefea6828585d2fd9362592a723cc4906f4519e7125ff2711

                SHA512

                189d918d5985f03b47cb14b17d458d3b456328f7de7213d97b96e9a247636caedb26cc6053da045b131670a82249d37c16872fb1b53d3b5ef600d4ad0798b7e2

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Fifteen

                Filesize

                65KB

                MD5

                12d057586cc9cba94e12364164f5a0a1

                SHA1

                48264d02c95b29fbac74a192037714075ca91138

                SHA256

                3590d5f502532f9c0c5509f898f09f54eba0d527af4c9b73ec64dbc74f27bbfc

                SHA512

                a048e4e834082fbaa2d43150384da15a0570e2560efce126a5e00ff696b7c6d96f187046cf7fc38e0720a39ac597d5d8df632c677ced3a5006752a032c50fddf

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\He

                Filesize

                30KB

                MD5

                81e6fd18dadc4a638b8c820f61bc63fa

                SHA1

                9ac6a927e9c1bd500a21be8ef2fbe01bb0f9b624

                SHA256

                c106ec018838917bc856debf9085e4bd51f476cf6d6f8bd33a4f3cf2b183d6fb

                SHA512

                5b68c83e738f220f7ad61eab4160d5d9e665134b8e89918bdf61e2977b63cc3926d73397e0fb389dfe853727bd1e37dd0c5fc58515d0e85b674f07c847e37663

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Homeless

                Filesize

                13KB

                MD5

                094e7b0689265e597338c191e9445225

                SHA1

                012d557aae959c1a8b553c4345e0f1bcea22ef85

                SHA256

                6937fbe90fe44e2dd5e984f7945fc5e128a6338ae48860aa4295aa1a33991bd7

                SHA512

                47182d4c4dab26d81fc1735fa5920795de6893fbc33f16e5e50a66adb3bb900c9e84fb15a38e405853389115bb2973747b6f9579a949c0fdc6b70f6d52dbac9d

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Installing

                Filesize

                11KB

                MD5

                e4f6f007bc9c7d88823c30c719102990

                SHA1

                d54bd49e6dc3af2208d010d55808a3d6c0f737d3

                SHA256

                114058e300fef07396c00aeb4963dc8b4c1cd429dbe0c7178ceb447135f35773

                SHA512

                93dec85b7734b46db538a3c7593b5b15cc3ab68a60f3f218059a17152cb34e523f1303bef30fca8e7da5d1bf7162f8613439a180bf40c1e00c9be18f5c3cb150

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Ix

                Filesize

                18KB

                MD5

                a8074c8cf50ef9dc4a825d3a45101fb2

                SHA1

                4128aa0472beea5af4d7db96204ef851dfe11c3b

                SHA256

                44f37108cd429754255010409a59384f89a3315b9cf7679152a7f38b66b71a2d

                SHA512

                95f0e403c618edd7000b4e731c5ebd879039311f9adbfdf7e47b6728adb4631fd61c062dc0b0c320f171fa125599b6f874a8e7e89cb9b2f46c909e5f81085ab2

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Jd

                Filesize

                199B

                MD5

                e699ffe2dfa54b0330cf28ac1cbbda06

                SHA1

                c0c90fb6b5aab4ecfaa7aeb5d52b0fc97bcade98

                SHA256

                bacfc67df433276c04783833ccabd68f7685f8f09c089d260b78171b3c96e6e9

                SHA512

                636f0ce60b92f0aaa6c321db141e19c1a52aec234e7c8914dff6190d49b64e13598e86ed165e01ba8b5d7d2852ccbd24d765d4cedff9cbe66c03983307e6fdc3

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Layout

                Filesize

                9KB

                MD5

                d2d494700f40bdecd67717118a5ca609

                SHA1

                00a23c4e571d0c565fa523094171682d9e53c0fe

                SHA256

                8a1a06d4033bc5447119871c6ca26a99b7e2754c89f6a33c9265a9f1bb664aae

                SHA512

                f53cdcc0260bc0bcf0b6fb45aca9f7b1888832ee41abe0c015eb35728c37900e09368bb2836ec810457243a0b33c2e19c640a64b0ef3a2d53543974869051c93

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Mazda

                Filesize

                39KB

                MD5

                9e2b406781879eda436e77f9043d8266

                SHA1

                b9b61ebd050713b319f71ab528bd4cddb7e02de0

                SHA256

                89679577ffa6ebad33370784414204d11eb758e51d5b5b5f2fcdd0e289efaac0

                SHA512

                7d4fd6d30680ae33990ab6b6d8c5c572b1be2fc5c7ecd6bea4c5494dd88ff3c23e91f01e20d965311d43702917a4b772e9de90f41421af3b3a2f2584c0682a90

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Mortgage

                Filesize

                63KB

                MD5

                3bdda67b67269752fef9a43230375638

                SHA1

                ff950a40efcf7bfd38bf83445859d0d5978a7b14

                SHA256

                874f9413bb045cee1b572426acac74028fc05a34741915c3d379599be477bfd0

                SHA512

                0253f9abe8fa34aeb0292b1b0f48bccd78022f4f53d9f0725c5ae09e1ed4f7d3acb1797f73c36614ba1c200c6c59f045f3714c698599b7b6e3e6336845f2c9d3

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Opt

                Filesize

                44KB

                MD5

                d7403c6482649e00a899708a5a5b882f

                SHA1

                310be56972766ca8792fc2ea6b67c8158c7e77a1

                SHA256

                e31fe6e2ade16147e8132bb4ef187140651c1a1dfcc5f539295a21d2d1fb6f03

                SHA512

                f41dceae6eb439fcc69c82be7cbdb09272436cfae9c398759704324106338527dc8d9cfa85e2d17cdc799a09c1fe6304ffdb8a8beaf4ce60a8c8d5ae040f09a4

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Phone

                Filesize

                70KB

                MD5

                3b0e6608a648b630275d4a27d3393679

                SHA1

                3597c59f385712480dd1c3a73956cb8ab1ff668b

                SHA256

                489ffc984349556900dd003d8ba70160c31de830420588d2a0dee4718e53bcc0

                SHA512

                3ad74e056cdebf90406b9a760912fdaeaf357be62bab2dc06a8de2cf8123bc7ec4f34f223e0e75f6e9651f3533a92b8de0be3f1beb1f2f8ac6297e3a25bac552

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Return

                Filesize

                60KB

                MD5

                afa2a1c106b3037e9632ac32560c3859

                SHA1

                1d741579e623642dd935d98122585be9bb0ff076

                SHA256

                d925306848e88df5977bcf16a4fab9b3a771fc38745fa7c935dc341ed2c711f2

                SHA512

                566cd455109dc16515fd723196860114cab7d3e3f17543036f46eeec83774dfa39a9ba95b04fdec44608d62e2c7ed7914828df2d10de01f809d671347c3cafb1

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Sheffield

                Filesize

                65KB

                MD5

                1e7b514f4c392887ce644ef1768c1b3b

                SHA1

                4415b7644333e44ced29e28689311f58cce0618d

                SHA256

                5ec8bbe2503c1e140e2322e430e968be56fbbd5711ede3c6c4b4b7994571bea6

                SHA512

                17b1e6c01ccb45369648eefd6aee915b974fa34362c4d429bcffaf72c6b62bb20c0cdc69860ceb4c0c514955bb3a1846e236383c9d95cbccc555d065d750f974

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Tongue

                Filesize

                33KB

                MD5

                90ac12d6df0133a23fdd19feec94c418

                SHA1

                893cadb8f138cce9adde5ad783d24619fe860018

                SHA256

                fc9f0e5d019b0b7aad9e37ad734f0e1c740d15f96a82e9bab349619763a8dbca

                SHA512

                df664b2d1696db42f3e092165b286ebc511171e59d13cc9dc051006ccb3acca98416f600474bcd35cf3f9b43d3bbfa8b2cd7814bde46160630ce79a87c885ab1

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Trained

                Filesize

                6KB

                MD5

                29db1d9e34d42e6bfddeba347a4be272

                SHA1

                bf518574c308370a379b7c2c145f9fbf425916bf

                SHA256

                e9f057345f0750bf5de700c107418b0889c8b74049ea897117400a1b81b0c062

                SHA512

                9edbba8e75744bbb74a84535b468a11b2e6a45d57dce3dfa0b7d9a82e8e358defe471cd35dfd19a1b23cbaad25753a19a3912ea6e92d6b715e00e8d816142c55

              • memory/4840-252-0x0000000000400000-0x000000000040B000-memory.dmp

                Filesize

                44KB

              • memory/4840-253-0x0000000000400000-0x000000000040B000-memory.dmp

                Filesize

                44KB