Analysis

  • max time kernel
    77s
  • max time network
    188s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    08-05-2024 22:47

General

  • Target

    32f238f4d46cc8bc50f8b635199e426438ff9ba894ce5120ad931e11a1dec485.exe

  • Size

    753KB

  • MD5

    21884164c40ed182195005228c032538

  • SHA1

    dd51fef15bfc4d2fe024427ede3ffca274594e37

  • SHA256

    32f238f4d46cc8bc50f8b635199e426438ff9ba894ce5120ad931e11a1dec485

  • SHA512

    1d694c00330c6fec201f571c0decbeb125fdb90f203e28c9c927b997d1c04a6cb84625148f8f1f94ffb487cd217c22b7cd423241e536cdc0f426ab5d79d98d6a

  • SSDEEP

    12288:8MwNHnV+ztWlIbp7HOTW0AC5x52I+m7n3lwXqhtFpBC/lZKfKY39pNaUiOp66w7s:8MwNmWAyTW45nJn1++tFjalZxKLJh

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

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:3440
      • C:\Users\Admin\AppData\Local\Temp\32f238f4d46cc8bc50f8b635199e426438ff9ba894ce5120ad931e11a1dec485.exe
        "C:\Users\Admin\AppData\Local\Temp\32f238f4d46cc8bc50f8b635199e426438ff9ba894ce5120ad931e11a1dec485.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2908
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /k move Exceptional Exceptional.cmd & Exceptional.cmd & exit
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1844
          • C:\Windows\SysWOW64\tasklist.exe
            tasklist
            4⤵
            • Enumerates processes with tasklist
            • Suspicious use of AdjustPrivilegeToken
            PID:380
          • C:\Windows\SysWOW64\findstr.exe
            findstr /I "wrsa.exe opssvc.exe"
            4⤵
              PID:4124
            • C:\Windows\SysWOW64\tasklist.exe
              tasklist
              4⤵
              • Enumerates processes with tasklist
              • Suspicious use of AdjustPrivilegeToken
              PID:4620
            • C:\Windows\SysWOW64\findstr.exe
              findstr /I "avastui.exe avgui.exe nswscsvc.exe sophoshealth.exe"
              4⤵
                PID:2020
              • C:\Windows\SysWOW64\cmd.exe
                cmd /c md 55166125
                4⤵
                  PID:4408
                • C:\Windows\SysWOW64\findstr.exe
                  findstr /V "SpeakingIdentifyYeahWm" Afternoon
                  4⤵
                    PID:4304
                  • C:\Windows\SysWOW64\cmd.exe
                    cmd /c copy /b Mechanisms + About 55166125\a
                    4⤵
                      PID:524
                    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\55166125\Yours.pif
                      55166125\Yours.pif 55166125\a
                      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:4748
                    • C:\Windows\SysWOW64\PING.EXE
                      ping -n 5 127.0.0.1
                      4⤵
                      • Runs ping.exe
                      PID:1680
                • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\55166125\Yours.pif
                  C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\55166125\Yours.pif
                  2⤵
                  • Executes dropped EXE
                  • Checks SCSI registry key(s)
                  PID:2432

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\55166125\Yours.pif

                Filesize

                925KB

                MD5

                62d09f076e6e0240548c2f837536a46a

                SHA1

                26bdbc63af8abae9a8fb6ec0913a307ef6614cf2

                SHA256

                1300262a9d6bb6fcbefc0d299cce194435790e70b9c7b4a651e202e90a32fd49

                SHA512

                32de0d8bb57f3d3eb01d16950b07176866c7fb2e737d9811f61f7be6606a6a38a5fc5d4d2ae54a190636409b2a7943abca292d6cefaa89df1fc474a1312c695f

              • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\55166125\a

                Filesize

                218KB

                MD5

                a3f24c66573da6335b30ed36bad83a27

                SHA1

                6cd49a2d7d719b6a2f0de9f3708c23d0321e4d4b

                SHA256

                a9c11419a527ee978756038045ef3490d13d15dea4c0ee0ec39272c57cabba43

                SHA512

                ada835b44bfc6df3f3f69b6ed4a34102e063a8f1f10689168ebe4b20e8d1237517d9168f25f2d9e488c73330226c36f14996d4b089249ebb1f55f6d3c894578b

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

                Filesize

                65KB

                MD5

                355de775b9e4cab5d3096ac8c43ac9bf

                SHA1

                1d920f958a5e2b86158ca21e3e404ca6cf5d0108

                SHA256

                061f5d915ea25f33d06380766a3e422bb864661f37674128abd51ebd01047948

                SHA512

                86cce36a48b92e53a6785f56f8c812003ed62818d3059f3faf02ae7acb2dbe58b0966a560ed504d19bf9f6a9b041a76e615bd490b0acde731a6842daa5f00c41

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

                Filesize

                176B

                MD5

                c3a6072d3b000001a3d97ac4d7be95a1

                SHA1

                cb44903d04404ca0c244c237b3809cd4ea4d30d9

                SHA256

                1ca0ecef786b4c4586faece0c560273cbb51425b7d21516dcef4694ced4a7feb

                SHA512

                8e748e2fe13798e737adfeaa9dd1810860afd26f5b30934a2fd180b4b479b817edf79720fbda1174f787eb00d55836d9799f255e2d3419715ce87b5cce170822

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

                Filesize

                13KB

                MD5

                cb7b2e1b5573eff84fae2ac8c56463e3

                SHA1

                c3245046e25fa5ad1bdd498b047e62faa99af87a

                SHA256

                093aa9ee4c9189103d62bcb5c2a00f536595434dc1b6edb0ef5403503b0c0989

                SHA512

                de88473db279ccb52c3e820f0e612bbb3db154c64a2e712cd75d8ac2cf1ed4032f32b0f1ab26f11b06b642e49603995777a1fb348a2fa90cac2ea70e812fedf1

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

                Filesize

                24KB

                MD5

                70761d44518b6c96276ed6b469ce586c

                SHA1

                e2c7a917f17fd2f7fbae1e8e5d017bca770b24ff

                SHA256

                293796a67d5caf0e682827a120010a045e5230d9e31ba8f654381ad514406743

                SHA512

                c33e4271b847445137503c190ffce128ceb354f6bea5341746a534c7a700cfdbf5201f5435df662c28eeed59f8b4c38d055d7cb0bedd06fad80a4a5db4b3d301

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

                Filesize

                8KB

                MD5

                c66ec27b5fd3b1462af0387163a5a7d2

                SHA1

                2c621191888dc29690404dcfbc5384df2efb50d1

                SHA256

                d421949bd4cd3854227c6164c05eac5faaec5be7e9684efc40bcb9fc9f35451d

                SHA512

                342f2143c01fb4f370080f29e608969e3c62c9bd4eba236d54fdce8a29031ebb659e4d283886f619096e4b7c2dae3f878a612ebea9427b788bf69b24e7016bf1

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

                Filesize

                29KB

                MD5

                4370d767cff75549d6e0aadcbc46f431

                SHA1

                44570c6b8b824519bb37ebc59c24df669bbfae9b

                SHA256

                29070ac9a9b886a1cd1f64d34999c22141bfec35f7de95b84345c4bcde465f19

                SHA512

                9df73017273bd34a392e51821b85a822ae824759cff71d5109fd1daae188a260700b8c620595b817a9eab0bf8c258acd2cd94797eabd88cf1b97814027cfcad8

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

                Filesize

                68KB

                MD5

                758057875cf0e1d1cc426528f143fffc

                SHA1

                20031d253b9a4dc0e374b4a6727d4f4987673c92

                SHA256

                56ca7f60de6372a21311c74dda66f1bb413a8025eb23ae5eecdf6757e8056f86

                SHA512

                d283531376a4e98fe31c4ff191d8ee4e9dd91166619c2f9a223aa1813d760ce9a0dc41364327648653617a33e05f75fc50cf3f134de6167c050a0034cbbce004

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

                Filesize

                12KB

                MD5

                6bdf77915b441c858710f8583e14b011

                SHA1

                3ac23ec8233c6a2091294991d1f255d01a78e029

                SHA256

                f0c875bbc4437a67cf613d84e13fcc1d3596f7d296e1bb7afd4a11a64f9fa671

                SHA512

                b857ccba516a7e8500771199ed26c4ebb78044ff6f1dfc7d098dea862e0dd49205c930138b1d9918e7c62588fe6fee31880050ad1e21c9e579c45e5fa14eb63c

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

                Filesize

                24KB

                MD5

                2002af3d347d6614f7a128e75681882e

                SHA1

                68daf193dbe63582f5a00a16dc6eac50f313a18a

                SHA256

                0435e78236c1b3058f709d4a0ccbf16626de16a32dd0f08bc6f770a7f64a79fe

                SHA512

                181935e76bc79e36e70b5326ed6eae4f1b2e310ec4acb8878781680345fb4f6c5a4bc926336764d45073012c4e1481d803924673f92d5318bd456818c314b4f6

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

                Filesize

                63KB

                MD5

                dc2216f10415f9b7b1d9c786da8314f9

                SHA1

                004f5caf9641051d3fcffd2f038513d1e872b0a1

                SHA256

                9afc7e9c980797a0d373df1b6365b190f0624635793b15739d2c69889543b4f3

                SHA512

                abeea4773779fe452d910f561991763641ce81094133343f16db5aa95d0022f01ce79a16ed23ee5eed2774c5e6bef4faef6ec5f44581731a1bc44a3bac52e49c

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

                Filesize

                30KB

                MD5

                91feeb2e3469c4928ea90674e8116b17

                SHA1

                d63d57558e6539eecec5cc8e5e247fb30b5a5b2a

                SHA256

                4a452d003f576885b98e06b8b6933285983dc2f3941e1a9e1b34451f7c6810d5

                SHA512

                d7dbe1f432509f0a0412c21dbabb1503bc3f3dc256b4921012aaac9811beed9674a96b33f5133d17e7b079d7d2f93e561bb9925cab38b0750988dff85f735439

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

                Filesize

                37KB

                MD5

                4ce704064b36b63f1e193a9216b61f6a

                SHA1

                b6cfa4a9f0631992bb1c216f871676fce5cd7e8d

                SHA256

                61cc980258cb215ca30b9259d4576008ac469721820c2242be4b570a80e05ae9

                SHA512

                7847597bcb78a2cc0e348e59e7e1482dd940190b4d2097cc19aeb51df3a3b61ea8f79f6ef2a5ac8b219803a442a192ce690ce3f8e9681d8b4acb09e15d0f8372

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

                Filesize

                18KB

                MD5

                12680fb7abe29cc1c28dd767389a1a9a

                SHA1

                03ab552f6e2718a9693520defa6f6e57857ba408

                SHA256

                19d318d759c2d6c0d9449d4d8872641df3796ccc7f06f6e962bfa67ca975f36a

                SHA512

                164a313d485839aeec8c4e3507e6134b0dd40efeca3d733336dc471e94b8355f4b7d8a30e6bab68ecab6d70f5adad346806b311fdd092eb7cf76fc4c4a75800a

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

                Filesize

                61KB

                MD5

                111c83eb67a74c7e2e1671e0ab02aa69

                SHA1

                cbd5dabda64b45c3d58469e69a031e029d6d8e41

                SHA256

                8e243237bf1a3431d399a2418b22c3082b2e29a38eafc7bfa03d12c7153466fa

                SHA512

                ab5758f8292b49440ec2170256eeef17e44095cbd1188102a86e88f6abd0998c58519b1278ff0b15a06da8d614e2eeaa1070e2f93bdbb124cac2c23b695c7d5c

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

                Filesize

                153KB

                MD5

                814324f8c49776cdfc80d2aa63ac249d

                SHA1

                f0b2a623b26b5e1028fb94226c259b055101104f

                SHA256

                815616302e29068fb7bdb7744de097217ff4d325eae02aa0a48f06838b3437d0

                SHA512

                418e25319a5b80652dae623dc0f810d42dd976a7c9a758c34e81a635958a95bb9a1ca14f804d403814b9484a0cd75ee0f069b41e7f96fd4daafa82e496eebe2b

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

                Filesize

                8KB

                MD5

                edfa760ac5a7f813444ee17a80d6ebae

                SHA1

                2b958f284ef1c11b8d78ad2753ee75c4f83cc4cc

                SHA256

                fb020dcb03059c3e9f45bee0432a058a57eb7c1d3f17d1436a8271090a1cfe8a

                SHA512

                7532751990aa6b1cb71363df0aed3dd9b35d6d5c13a728f607cc5be289a4236b34a5050e96fcad03c89211473d7acb773a08a642befba9f5956c28a07b5802c7

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

                Filesize

                24KB

                MD5

                18118ba182b208ee32f87b599c6b55c7

                SHA1

                053bb6653d5f2f8ed28bfab93df6c06f5dca73b7

                SHA256

                fa42690a8cde1dba5482d11ba8b1e53a74c1aa0ade39ec05679f13428ddb270e

                SHA512

                4e7ceb7d5b63b5d16cc616e48a0b648a92a04720d78856d01a45e9c58a619b6725a8c2ec6e75367509763b8655e215b7b4685ff1a7b74d28f672e5553014fcd7

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

                Filesize

                52KB

                MD5

                f0b1b22cee863e660bcbd76b8a7b39f9

                SHA1

                5b441adb68f3de4d4bde1d4767838baa7f45fddd

                SHA256

                b4532cec467b0d53d58fd3ec9168a863566343a7417218671c6422c388bb2fea

                SHA512

                735d5012cce589412235399668cc5edbeafd6827d54cbc8a18de402e9b92656bdfdb14548f8b6f4b8263f2f71771833bddd84f7ac9a7b699ed93c6df56ab24d9

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

                Filesize

                39KB

                MD5

                c3e217fb0a392cd5e6203d217aa561f6

                SHA1

                3643b19a7c7428b6334ee420ac93414093dd9448

                SHA256

                36c03439ed11881fbb9405e1c607a3f435da056a6c38f8893d2ff5658c2473c3

                SHA512

                05bf32081431ffbd142f52e54c7ca11bb3ad95dbfe14cb1ed7ea6d6b0aea17e6c47a8247ab77624a73162bad5ef88c35a5279e57537755bc33ae22d96ff74988

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

                Filesize

                27KB

                MD5

                849a9fa93eb14c66d3d651d45cae0b7a

                SHA1

                ef652431e35ac26489a99c7523be2061822e24bb

                SHA256

                32aa0b57b89b0f4460e72d6575e4330064799f2f788d8a6f8d377db79aefd482

                SHA512

                6ec5cde13d32580031d43f5e88218551e7272f14fec81a6cc12eeff78e8a4badce52a4817344c9ecec8a89de015083e82a854c639e3e6b1b695d7c48b25617fa

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

                Filesize

                57KB

                MD5

                b707c6e7077b8796a68d6e4a7d149b0a

                SHA1

                18ff8d328033923500c134758bf141cc872a0965

                SHA256

                92cc4bcee1ae08139f168ae2e2e0a7b2527e92ec6706256e5257e4f5065b19ed

                SHA512

                dc87ef81ec9c8f3750f66f89e04b6fa26cdde1e2b2c4cc45f9e62e34fbd733212179ce0d8109418915215f8cca13cf922e020dd644b7879913cc110f7f60e746

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

                Filesize

                33KB

                MD5

                4585963123499f797c6109f52a76adf4

                SHA1

                9a39d202ae01bfebdce3b1f79f4f2a673ffe0adf

                SHA256

                a2c12fc2ac4e7726df7fe29a136a05e121c9066d1c65c6069833c1db3941733e

                SHA512

                5aa7ff08ac0034f38ad52ae46fb9a4f19808f807625081f26d90be7cb10a77b6a064e669fe19fab32b728f4ca555170ec2ee18a4a48ff27e545f4c00b660e3f9

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

                Filesize

                23KB

                MD5

                6872702acdce54aa0ac47180e571fb48

                SHA1

                eddd50620b9bf477c16c0a665f2e46e0d864830a

                SHA256

                308dc4e9e8f7997fbffb1831d5cea2a129e26a5ba314b1b18b73d6883b85477e

                SHA512

                a4af9cda9c134602539e052caf939dfde8fe92c11bba2e93d7dcceaad770ff350b3861dbf49e69ee89cc8364d0c1f2a88bffd1ebf50b2115cf8c2c9567a0e9f2

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

                Filesize

                34KB

                MD5

                47e01fc0dc1e0ba15c3e8e7dfb90adb5

                SHA1

                8bbe57972141ff6df257ae4e65ab86d4842a4660

                SHA256

                79f372549399f315d27acd6031b40888c43fb86dd9267d4d28b08e5e69c711a6

                SHA512

                598726112cd2fa81027826eef3ae02ace5be195d209b150363d67c23d9881d9a9d50b785a80f88be098679724fd36fdbff351af1aabf027d275a3eee32fc2832

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

                Filesize

                4KB

                MD5

                dbca0b5fd123530408b73683a4d549c6

                SHA1

                b7e9d6f79ef82296fff2fbf74b5b3c4e35ca577b

                SHA256

                948b6158137df0ba6fe5b51e42fb44890011385c77e63e54401b0ac53ee56500

                SHA512

                16ac086ca13aa42e2bcd8b9464a6e001cc1dea46ce37e1ef0584b97ce24fd0fbbc430ad01ad7f6b207b54c26b5c8fe878f44a83f26bdcdb711603078bae2eed8

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

                Filesize

                65KB

                MD5

                6cdf168c2dbd7d3161cddda8860b0493

                SHA1

                56f0954496b344f9f2fe7371c285cb45975f4276

                SHA256

                cf33976078fcb4f17d1445dc0c2d79445243f8232312a74857e40d5e4b9eee0e

                SHA512

                f553e8ec68e92f73638e96fbc54959b8fd924c44fd377857bdd22313e3583388001c5ca9abe9cdbda7649c9542801beaf0abac2b6a83706b32310813dc3432ce

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

                Filesize

                69KB

                MD5

                67594eb959c1183685e2da02159868cf

                SHA1

                e0048d64846449bfe4992abe8bc39305e9797ce2

                SHA256

                41026568d92e70e1903ee713f4dd9f45f5f2b9da7e371cf124e99f3ebda27654

                SHA512

                624f370745d47ad5294f1e2855e51e4a810438bac91808f05b794240f76ca2085843ea48875e83ccc4764d46301e1c89dd8c6c45b56cfb1ed8d35d101d6f2ffb

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

                Filesize

                64KB

                MD5

                c56a833b03dfb63ea2cc23bc2503750a

                SHA1

                a990094bf7991b336f9ba1820d2c04742c01a5e5

                SHA256

                ec1543ad4cdc0d52799e2ce453fa7a4d6a6f74e5cee60bea302356e33568c292

                SHA512

                c836c1d8784d95216a6c30926bee411647cf5e3ccde9d4126f749ce9f73a8493283a4070c8f8f3c72d7c2ddd2fbc860b51c7876894757f9e6d8d22b0feebf6f9

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

                Filesize

                62KB

                MD5

                59ed0159b5db274f9f27f8ba96cc8afa

                SHA1

                a9eb0bc4639c8f55a9aac04bcb26164cc7491571

                SHA256

                aff5fc0415edb571e54e64cd288d34aefb603e069b15b275f08d0632e7615a4b

                SHA512

                887cf614f557f83eab771648f8302024efa72c8b3d4932df9309f9168a8318cb2d6f910df4978735c0d04ac2233cdaebf62b47c51bd32ad1fc9b40c24c68f47b

              • memory/2432-66-0x0000000000400000-0x000000000040B000-memory.dmp

                Filesize

                44KB

              • memory/2432-67-0x0000000000400000-0x000000000040B000-memory.dmp

                Filesize

                44KB