Analysis

  • max time kernel
    146s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    25/12/2023, 06:23

General

  • Target

    0b5a6bb26b75b0e4a3e1db5ef0aca3ef.exe

  • Size

    557KB

  • MD5

    0b5a6bb26b75b0e4a3e1db5ef0aca3ef

  • SHA1

    229c0922e4faeae63fed50b29c5bf6be2ea9a01d

  • SHA256

    cf2d3480fc17621cf8eda189fb70c2b7211ce90386b79b95e0f89afe0ec44fcd

  • SHA512

    d2c41e6f991bdff32382f4cc0e724b4d4857696f7e80c2bdbf798f0c5da1d6062891db0d623df36c5e12d99b95cac86a3022f85b81aa999649418adbdc774462

  • SSDEEP

    12288:s6zGx+LzDgyy+oo6jbqnZvsnfs8ApdCDaawUkco0tiUK:s6zGkLot+ooMqnZl8ApADXwUkN

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 9 IoCs
  • Loads dropped DLL 55 IoCs
  • UPX packed file 9 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Launches sc.exe 2 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0b5a6bb26b75b0e4a3e1db5ef0aca3ef.exe
    "C:\Users\Admin\AppData\Local\Temp\0b5a6bb26b75b0e4a3e1db5ef0aca3ef.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1184
    • C:\Users\Admin\AppData\Local\Temp\bodvddl.exe
      "C:\Users\Admin\AppData\Local\Temp\bodvddl.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2340
    • C:\Users\Admin\AppData\Local\Temp\7za.exe
      C:\Users\Admin\AppData\Local\Temp\7za.exe x C:\Users\Admin\AppData\Local\Temp\a1.7z -aoa -oC:\Users\Admin\AppData\Local\Temp -plolmilf
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2732
    • C:\Users\Admin\AppData\Local\Temp\EuroP.exe
      "C:\Users\Admin\AppData\Local\Temp\EuroP.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2604
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /q /c "C:\Users\Admin\AppData\Local\Temp\Lqv..bat" > nul 2> nul
        3⤵
          PID:1096
      • C:\Users\Admin\AppData\Local\Temp\E4U.exe
        "C:\Users\Admin\AppData\Local\Temp\E4U.exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of AdjustPrivilegeToken
        PID:2728
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\E4U.exe > nul
          3⤵
            PID:2816
        • C:\Users\Admin\AppData\Local\Temp\ic1.exe
          "C:\Users\Admin\AppData\Local\Temp\ic1.exe"
          2⤵
          • Executes dropped EXE
          • Loads dropped DLL
          PID:2448
        • C:\Users\Admin\AppData\Local\Temp\_tbp.exe
          "C:\Users\Admin\AppData\Local\Temp\_tbp.exe"
          2⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:2708
          • C:\Windows\SysWOW64\rundll32.exe
            rundll32.exe "C:\Users\Admin\AppData\Local\cwrol32.dll",Startup
            3⤵
            • Loads dropped DLL
            • Adds Run key to start application
            • Suspicious behavior: EnumeratesProcesses
            PID:2676
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe "C:\Users\Admin\AppData\Local\cwrol32.dll",iep
              4⤵
              • Loads dropped DLL
              PID:1488
        • C:\Users\Admin\AppData\Local\Temp\dp.exe
          "C:\Users\Admin\AppData\Local\Temp\dp.exe"
          2⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:3048
        • C:\Users\Admin\AppData\Local\Temp\Gi.exe
          "C:\Users\Admin\AppData\Local\Temp\Gi.exe"
          2⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:2592
          • C:\Users\Admin\AppData\Local\Temp\geurge.exe
            C:\Users\Admin\AppData\Local\Temp\geurge.exe
            3⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Enumerates connected drives
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:2088
          • C:\Windows\SysWOW64\net.exe
            net.exe stop "Security Center"
            3⤵
              PID:2476
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Security Center"
                4⤵
                  PID:1576
              • C:\Windows\SysWOW64\net.exe
                net.exe stop "Windows Firewall/Internet Connection Sharing (ICS)
                3⤵
                  PID:2056
                  • C:\Windows\SysWOW64\net1.exe
                    C:\Windows\system32\net1 stop "Windows Firewall/Internet Connection Sharing (ICS)
                    4⤵
                      PID:1784
                  • C:\Windows\SysWOW64\cmd.exe
                    cmd /c ""C:\tujserrew.bat""
                    3⤵
                      PID:2312
                    • C:\Windows\SysWOW64\sc.exe
                      sc config SharedAccess start= DISABLED
                      3⤵
                      • Launches sc.exe
                      PID:1932
                    • C:\Windows\SysWOW64\sc.exe
                      sc config wscsvc start= DISABLED
                      3⤵
                      • Launches sc.exe
                      PID:2076
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 3048 -s 256
                  1⤵
                  • Loads dropped DLL
                  • Program crash
                  PID:1608

                Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • C:\Users\Admin\AppData\Local\Temp\7za.exe

                        Filesize

                        451KB

                        MD5

                        d95eef990183e00dfeee28b415026a27

                        SHA1

                        f0600f091cfdbb1ca876f61beebce11d4bb9f9d2

                        SHA256

                        0330cf9b0df573ba41c79447cd1824a6e17bba455f73240c497e5e887c2313b8

                        SHA512

                        dde28c3a43af66d5ef518e780c892847007c261eaabde84591063db2eefd186c5eb6e8380689ba2e29b999258f777d34e18112f0725911ecd3a0c561df4d13b6

                      • C:\Users\Admin\AppData\Local\Temp\E4U.exe

                        Filesize

                        19KB

                        MD5

                        0ef877f43e0d358cd3b165c09fb9ad32

                        SHA1

                        16994fa7dc4b87d34c2df150b0ffeb714583a1a1

                        SHA256

                        7d018c4342ac401e5e6c921d0e881d575bdd50b9af38ecb8f6f407f34b8bf071

                        SHA512

                        5cc8d23a1704de3ebe2deedd69374f9939d2ec47a3df7bd694a8b21413a44bf873b7161be8def193ab3ed224a793d17788f267d21d73440bf8b7bde10e860557

                      • C:\Users\Admin\AppData\Local\Temp\EuroP.exe

                        Filesize

                        121KB

                        MD5

                        dda83dc251803ea82ef96e8c39a7e7d4

                        SHA1

                        6274c93f0efab1424b30054c4028d844ce4efe33

                        SHA256

                        84e0fbc5b17dc62354a45749d13dc90948367f7b510187670f6f15b5b29d05e7

                        SHA512

                        dedbbbaaf3c90076695dcfbf6519fd1f1136d46d0d673f6279e52826c269d310821869fa62d599b5f33103a6e0b1496128df6e1cf36680d4fbb1e7f3005ff4a3

                      • C:\Users\Admin\AppData\Local\Temp\Gi.exe

                        Filesize

                        73KB

                        MD5

                        5a4d64a353c689c2dfbfada7dd190750

                        SHA1

                        e54bc62f1f3718b996edac672dc88701b8df7840

                        SHA256

                        8f7248957a5a5e080b90ac8576a7698d8a33ff0945f3d7e982ebf8ebfc81a7f7

                        SHA512

                        081f514a08874d0c54be2aa40e9bccd16fd978a1d16fde9dc2e92310bea281627bbc635af258fc22dcbcbb879f942a980d4ef8f728bd3e11a6dd9119600e9c28

                      • C:\Users\Admin\AppData\Local\Temp\_tbp.exe

                        Filesize

                        77KB

                        MD5

                        f57bd7e3c14a7d163661a87c1e7500d3

                        SHA1

                        631edfd740bab525c41d323ba322df549731e75d

                        SHA256

                        63197d9610be60d83dd30a09bd7adae1cb067df508a90f3b456a6b2f983dac3b

                        SHA512

                        19645ebd11b23ba7b0b525f048a0014104bd71cc16b25397e452ef0f39b581b9aaf85aeaf6018cc62bd1eb7e245902074d9b3bd88e0e7c282e2884e0d920c10b

                      • C:\Users\Admin\AppData\Local\Temp\a1.7z

                        Filesize

                        284KB

                        MD5

                        ee3d1ae97b72776283ae96148c87f851

                        SHA1

                        37c1d4041cfb1fecb8b275e09333aa0e2d1979ee

                        SHA256

                        220f4768299675dbae0904359bad988d0c33b3f6a420625d380a7e3df41700ce

                        SHA512

                        113dfce2e5b5f5a8e3c99899b12cdc7d1398db825250b9497a30f6fdf8ba09fe300cedadf45c5e852af158e9f27cbd8f2f116823fcabbf458924b3e14168bd79

                      • C:\Users\Admin\AppData\Local\Temp\ic1.exe

                        Filesize

                        79KB

                        MD5

                        68fe36d9c8392bf2a32de1321091702f

                        SHA1

                        998647672f338137ad2cf937c2da6860a7a5c731

                        SHA256

                        7f58cdce61616525b6f637d65997bb8fa44793159cc54b403a95a8fefa446178

                        SHA512

                        be0a0f6cdb92f749e62ffb21d88cf9c700a08c2f5d9198ab6ad5384cdc5d3e545cc8d8d0afccd7e21aa2b8e293ea4ff82083edde3fdf98e14ec300d9790351cc

                      • C:\Users\Admin\AppData\Local\cwrol32.dll

                        Filesize

                        77KB

                        MD5

                        b2126426faa135f104a130a80986aa1e

                        SHA1

                        1612f71a2d94453c12abab5924adad68407f808e

                        SHA256

                        c36edbd1b712e280e370eb9f348fe457918927e7f3db6f77f9ebcdf58a84b112

                        SHA512

                        c96be262bd263a9f5196d9beb96be57a8bb7c61d1b8577386dfa10fe1e16d9cdf2a1aa916b64ef0e5650754a7bc2fc315eb6ab54f64936bd96f5c1f0d6b37551

                      • C:\tujserrew.bat

                        Filesize

                        130B

                        MD5

                        d08cb97e3b90ca2dac463f834008b9b9

                        SHA1

                        3db0d4da98d144669284f50d9e8ea87a988ac93a

                        SHA256

                        033632928b0c1a737728bb51db824f5fc92c84cbebae99553e8a1f40bd05b8f9

                        SHA512

                        d843a43695c808bf3ee6088e5213f5b97f225412c36a41778a41a950c7459e4e9c4332b98bc9007544863e4d39b5f11bf15308ceeaceff7320847d301febe97d

                      • \Users\Admin\AppData\Local\Temp\7za.exe

                        Filesize

                        523KB

                        MD5

                        e92604e043f51c604b6d1ac3bcd3a202

                        SHA1

                        4154dda4a1e2a5ed14303dc3d36f448953ff6d33

                        SHA256

                        fa252e501332b7486a972e7e471cf6915daa681af35c6aa102213921093eb2a3

                        SHA512

                        ef396d94d83fd7a588c6e645ea5fcfe24390440a03b3bf0ecd05ca6749fd3f9561dfafe725ee0edea51a34d52af26cd311e768aa72f75686cc796abee4757d43

                      • \Users\Admin\AppData\Local\Temp\7za.exe

                        Filesize

                        397KB

                        MD5

                        fc8bbdc6689c9d573c529dc023911039

                        SHA1

                        e39242f4789f47ee3b924d6b3e84b786dc0c2db4

                        SHA256

                        474861d4fbda586f2f7eae0250a522268c0288193db5fcac254003fbfd6ab9af

                        SHA512

                        7660dff142926dbde2530252b75d5fb0d6ac69627deef1c3535d9b9310d598a885882970705074e2b05227c68c03e2647783bd74590c6fe3582721c0ecb33976

                      • \Users\Admin\AppData\Local\Temp\bodvddl.exe

                        Filesize

                        3KB

                        MD5

                        46e07fd3a40760fda18cf6b4fc691742

                        SHA1

                        53ee1a754bf5e94fa88a6ab8bb6120b4011afcfa

                        SHA256

                        bd7ca609d2fb63e14d08acab1091579c23e298b4fa2ac1e8d2daaff94fc107be

                        SHA512

                        ce13f6527cbd13002dca00b71ab38ab12e3f3f7138ada0780ad3f40e7c49946c018a00782ec957b1fd123fb439aabc0d9b3660829dabf10ddcebba08d6e2fbbd

                      • \Users\Admin\AppData\Local\Temp\dp.exe

                        Filesize

                        20KB

                        MD5

                        426ca908f9c876f76637c2ec5e380a87

                        SHA1

                        37efd85e6a9e663f99979368295a94f71b530803

                        SHA256

                        20a20c3d4bfc13dbbd313a97bd0af20e3607601f894297a4a6a3a97ab8a6f386

                        SHA512

                        5b9643e1f590b53b3eb1cdf1b2c9928953337e1d5c475e997c748d2d0223123b622908c9a9a601fa1cd80b308ef9632acf8a613146dd92a5fa1a686a24ad3d26

                      • \Users\Admin\AppData\Local\Temp\ic1.exe

                        Filesize

                        65KB

                        MD5

                        65dd14b7971d4ecb8da01989c3554c03

                        SHA1

                        45316a731a16178e437bf387d9feabced9c93a92

                        SHA256

                        da174df3842a45392d81dda64c3e7115773f3f90f1297a08cfe69ca8fb2fe8d2

                        SHA512

                        35020d61ee19cca1dc6c17af4058d64c2dbd225499249ed5b4c5cdab7e2c18af975d97ba335675725cf9a37a24700000b075ad77e9c39bee5d66fdc7cc8f19f0

                      • \Users\Admin\AppData\Local\Temp\nsj6931.tmp\ExecDos.dll

                        Filesize

                        5KB

                        MD5

                        a7cd6206240484c8436c66afb12bdfbf

                        SHA1

                        0bb3e24a7eb0a9e5a8eae06b1c6e7551a7ec9919

                        SHA256

                        69ac56d2fdf3c71b766d3cc49b33b36f1287cc2503310811017467dfcb455926

                        SHA512

                        b9ee7803301e50a8ec20ab3f87eb9e509ea24d11a69e90005f30c1666acc4ed0a208bd56e372e2e5c6a6d901d45f04a12427303d74761983593d10b344c79904

                      • \Users\Admin\AppData\Local\cwrol32.dll

                        Filesize

                        47KB

                        MD5

                        51112136a69f9d680c45fdc0ce4cf5e0

                        SHA1

                        b67113e73395324e7da152268d8289a5cfda15f0

                        SHA256

                        ce8ce43e9ef5a170e076d5e47accceabc2818a8ff2865c5b912f8f7baf6a7a3e

                        SHA512

                        22ec73ef6aa847d64fe7ae123d59a79517d81cf87a71d14b027ee104fc4a6d1f3126a319d487c6650916b695d181382438b16855f015efd0814c1d9ea7376070

                      • \Users\Admin\AppData\Local\cwrol32.dll

                        Filesize

                        51KB

                        MD5

                        0187f6110025d905eff069454c11defa

                        SHA1

                        3f56293e1c5f427e63f02dc8209cd5279cc7e01e

                        SHA256

                        46a9b8b6fd36a30dd2730a86a2ab25d43596bd884b93f1880b22a2edb5376c10

                        SHA512

                        1d481bba0e15902e8ff46d6f862171c6dba4784c796ee160718747d0ae828672ffd54f08ded288557ad539095f360fe386f6e9bf016b9a0b24f97436e9a1c0f4

                      • \Users\Admin\AppData\Local\cwrol32.dll

                        Filesize

                        21KB

                        MD5

                        f946ccd8f40b1f59d81fc660beb69216

                        SHA1

                        9deec68f035a0178c72fe1133751e64f9000a505

                        SHA256

                        5028d8ff25cb7fd19155830cd4b25c3daa1bba68e5d4064c003bf7ea3c281216

                        SHA512

                        1a9f4ab33d54b115d413cf508e032430c80cceb3e8eb630483105a7082fc78a564105c2fe4fd38d272bdb3b0be7c30486f5708cff2268681d2057568cd48d68a

                      • \Users\Admin\AppData\Local\cwrol32.dll

                        Filesize

                        22KB

                        MD5

                        3645b93c57013c2895e6383a1c23d379

                        SHA1

                        af91fd349f80ec2582f63dd9bb114ef16b136971

                        SHA256

                        d2206d06fe4c84baa974bbf81f6e2d653b81ea7295b6323f059df105261d8966

                        SHA512

                        cf675135ced960c1cee5398cf85107a0623a3b938af22e645f6724ad32285d6b15f89b0c407648b6448bfb88a53f2269489be843b6f862ccf21020c681d689e5

                      • memory/1184-73-0x0000000002D90000-0x0000000002DEA000-memory.dmp

                        Filesize

                        360KB

                      • memory/1184-57-0x00000000004B0000-0x00000000004BC000-memory.dmp

                        Filesize

                        48KB

                      • memory/1184-53-0x00000000004B0000-0x00000000004BC000-memory.dmp

                        Filesize

                        48KB

                      • memory/1184-66-0x0000000002D90000-0x0000000002DEA000-memory.dmp

                        Filesize

                        360KB

                      • memory/1488-174-0x0000000010000000-0x0000000010016000-memory.dmp

                        Filesize

                        88KB

                      • memory/1488-168-0x0000000002040000-0x0000000002080000-memory.dmp

                        Filesize

                        256KB

                      • memory/1488-180-0x0000000002040000-0x0000000002080000-memory.dmp

                        Filesize

                        256KB

                      • memory/2088-135-0x0000000000400000-0x000000000045A000-memory.dmp

                        Filesize

                        360KB

                      • memory/2088-137-0x0000000003980000-0x00000000049E2000-memory.dmp

                        Filesize

                        16.4MB

                      • memory/2088-157-0x0000000000400000-0x000000000045A000-memory.dmp

                        Filesize

                        360KB

                      • memory/2088-200-0x0000000000400000-0x000000000045A000-memory.dmp

                        Filesize

                        360KB

                      • memory/2448-138-0x0000000000400000-0x000000000041B000-memory.dmp

                        Filesize

                        108KB

                      • memory/2448-123-0x0000000000920000-0x00000000009D4000-memory.dmp

                        Filesize

                        720KB

                      • memory/2448-112-0x0000000000400000-0x000000000041B000-memory.dmp

                        Filesize

                        108KB

                      • memory/2448-139-0x0000000000920000-0x00000000009D4000-memory.dmp

                        Filesize

                        720KB

                      • memory/2592-91-0x0000000000400000-0x000000000045A000-memory.dmp

                        Filesize

                        360KB

                      • memory/2592-147-0x0000000000400000-0x000000000045A000-memory.dmp

                        Filesize

                        360KB

                      • memory/2592-96-0x0000000000850000-0x00000000008AA000-memory.dmp

                        Filesize

                        360KB

                      • memory/2592-132-0x0000000005E90000-0x0000000005EEA000-memory.dmp

                        Filesize

                        360KB

                      • memory/2592-126-0x0000000003990000-0x00000000049F2000-memory.dmp

                        Filesize

                        16.4MB

                      • memory/2604-154-0x0000000000400000-0x0000000000421000-memory.dmp

                        Filesize

                        132KB

                      • memory/2604-148-0x0000000000400000-0x0000000000421000-memory.dmp

                        Filesize

                        132KB

                      • memory/2604-108-0x0000000000400000-0x0000000000421000-memory.dmp

                        Filesize

                        132KB

                      • memory/2604-97-0x0000000000140000-0x000000000014F000-memory.dmp

                        Filesize

                        60KB

                      • memory/2676-173-0x0000000010000000-0x0000000010016000-memory.dmp

                        Filesize

                        88KB

                      • memory/2676-119-0x00000000022D0000-0x0000000002310000-memory.dmp

                        Filesize

                        256KB

                      • memory/2676-167-0x0000000010000000-0x0000000010016000-memory.dmp

                        Filesize

                        88KB

                      • memory/2676-117-0x0000000010000000-0x0000000010016000-memory.dmp

                        Filesize

                        88KB

                      • memory/2676-152-0x0000000010000000-0x0000000010016000-memory.dmp

                        Filesize

                        88KB

                      • memory/2708-150-0x0000000010000000-0x0000000010016000-memory.dmp

                        Filesize

                        88KB

                      • memory/2708-95-0x0000000001E20000-0x0000000001E60000-memory.dmp

                        Filesize

                        256KB

                      • memory/2708-87-0x0000000010000000-0x0000000010016000-memory.dmp

                        Filesize

                        88KB

                      • memory/2728-102-0x0000000000020000-0x000000000002C000-memory.dmp

                        Filesize

                        48KB

                      • memory/2728-104-0x0000000000020000-0x000000000002C000-memory.dmp

                        Filesize

                        48KB

                      • memory/2728-155-0x0000000000020000-0x000000000002C000-memory.dmp

                        Filesize

                        48KB

                      • memory/2728-156-0x0000000000020000-0x000000000002C000-memory.dmp

                        Filesize

                        48KB

                      • memory/2728-103-0x0000000000020000-0x000000000002C000-memory.dmp

                        Filesize

                        48KB

                      • memory/2728-118-0x0000000000400000-0x000000000040C000-memory.dmp

                        Filesize

                        48KB

                      • memory/2728-107-0x0000000000250000-0x0000000000253000-memory.dmp

                        Filesize

                        12KB

                      • memory/2728-58-0x0000000000400000-0x000000000040C000-memory.dmp

                        Filesize

                        48KB

                      • memory/3048-93-0x0000000000020000-0x000000000003E000-memory.dmp

                        Filesize

                        120KB

                      • memory/3048-92-0x0000000000020000-0x000000000003E000-memory.dmp

                        Filesize

                        120KB

                      • memory/3048-94-0x0000000000400000-0x000000000041E000-memory.dmp

                        Filesize

                        120KB