Analysis

  • max time kernel
    146s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2023, 02:16

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:2892
    • C:\Users\Admin\AppData\Local\Temp\bodvddl.exe
      "C:\Users\Admin\AppData\Local\Temp\bodvddl.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2896
    • 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:2804
    • C:\Users\Admin\AppData\Local\Temp\EuroP.exe
      "C:\Users\Admin\AppData\Local\Temp\EuroP.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2268
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /q /c "C:\Users\Admin\AppData\Local\Temp\Kvb..bat" > nul 2> nul
        3⤵
          PID:1028
      • 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:2964
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 256
          3⤵
          • Loads dropped DLL
          • Program crash
          PID:1856
      • 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:2484
      • 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:2656
        • 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:2440
        • C:\Windows\SysWOW64\net.exe
          net.exe stop "Security Center"
          3⤵
            PID:1236
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Security Center"
              4⤵
                PID:2288
            • C:\Windows\SysWOW64\sc.exe
              sc config wscsvc start= DISABLED
              3⤵
              • Launches sc.exe
              PID:3020
            • C:\Windows\SysWOW64\cmd.exe
              cmd /c ""C:\tujserrew.bat""
              3⤵
                PID:1456
              • C:\Windows\SysWOW64\sc.exe
                sc config SharedAccess start= DISABLED
                3⤵
                • Launches sc.exe
                PID:2412
              • C:\Windows\SysWOW64\net.exe
                net.exe stop "Windows Firewall/Internet Connection Sharing (ICS)
                3⤵
                  PID:2088
                  • C:\Windows\SysWOW64\net1.exe
                    C:\Windows\system32\net1 stop "Windows Firewall/Internet Connection Sharing (ICS)
                    4⤵
                      PID:2452
                • C:\Users\Admin\AppData\Local\Temp\ic1.exe
                  "C:\Users\Admin\AppData\Local\Temp\ic1.exe"
                  2⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  PID:2592
                • 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:2692
                  • C:\Windows\SysWOW64\cmd.exe
                    "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\E4U.exe > nul
                    3⤵
                      PID:1940
                • C:\Windows\SysWOW64\rundll32.exe
                  rundll32.exe "C:\Users\Admin\AppData\Local\Wlnd132.dll",Startup
                  1⤵
                  • Loads dropped DLL
                  • Adds Run key to start application
                  • Suspicious behavior: EnumeratesProcesses
                  PID:1768
                  • C:\Windows\SysWOW64\rundll32.exe
                    rundll32.exe "C:\Users\Admin\AppData\Local\Wlnd132.dll",iep
                    2⤵
                    • Loads dropped DLL
                    PID:2444

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • 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\a1.7z

                  Filesize

                  284KB

                  MD5

                  ee3d1ae97b72776283ae96148c87f851

                  SHA1

                  37c1d4041cfb1fecb8b275e09333aa0e2d1979ee

                  SHA256

                  220f4768299675dbae0904359bad988d0c33b3f6a420625d380a7e3df41700ce

                  SHA512

                  113dfce2e5b5f5a8e3c99899b12cdc7d1398db825250b9497a30f6fdf8ba09fe300cedadf45c5e852af158e9f27cbd8f2f116823fcabbf458924b3e14168bd79

                • C:\Users\Admin\AppData\Local\Wlnd132.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\Gi.exe

                  Filesize

                  73KB

                  MD5

                  5a4d64a353c689c2dfbfada7dd190750

                  SHA1

                  e54bc62f1f3718b996edac672dc88701b8df7840

                  SHA256

                  8f7248957a5a5e080b90ac8576a7698d8a33ff0945f3d7e982ebf8ebfc81a7f7

                  SHA512

                  081f514a08874d0c54be2aa40e9bccd16fd978a1d16fde9dc2e92310bea281627bbc635af258fc22dcbcbb879f942a980d4ef8f728bd3e11a6dd9119600e9c28

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

                  Filesize

                  77KB

                  MD5

                  f57bd7e3c14a7d163661a87c1e7500d3

                  SHA1

                  631edfd740bab525c41d323ba322df549731e75d

                  SHA256

                  63197d9610be60d83dd30a09bd7adae1cb067df508a90f3b456a6b2f983dac3b

                  SHA512

                  19645ebd11b23ba7b0b525f048a0014104bd71cc16b25397e452ef0f39b581b9aaf85aeaf6018cc62bd1eb7e245902074d9b3bd88e0e7c282e2884e0d920c10b

                • \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

                  79KB

                  MD5

                  68fe36d9c8392bf2a32de1321091702f

                  SHA1

                  998647672f338137ad2cf937c2da6860a7a5c731

                  SHA256

                  7f58cdce61616525b6f637d65997bb8fa44793159cc54b403a95a8fefa446178

                  SHA512

                  be0a0f6cdb92f749e62ffb21d88cf9c700a08c2f5d9198ab6ad5384cdc5d3e545cc8d8d0afccd7e21aa2b8e293ea4ff82083edde3fdf98e14ec300d9790351cc

                • \Users\Admin\AppData\Local\Temp\nsy45E8.tmp\ExecDos.dll

                  Filesize

                  5KB

                  MD5

                  a7cd6206240484c8436c66afb12bdfbf

                  SHA1

                  0bb3e24a7eb0a9e5a8eae06b1c6e7551a7ec9919

                  SHA256

                  69ac56d2fdf3c71b766d3cc49b33b36f1287cc2503310811017467dfcb455926

                  SHA512

                  b9ee7803301e50a8ec20ab3f87eb9e509ea24d11a69e90005f30c1666acc4ed0a208bd56e372e2e5c6a6d901d45f04a12427303d74761983593d10b344c79904

                • memory/1768-172-0x0000000010000000-0x0000000010016000-memory.dmp

                  Filesize

                  88KB

                • memory/1768-149-0x0000000010000000-0x0000000010016000-memory.dmp

                  Filesize

                  88KB

                • memory/1768-166-0x0000000010000000-0x0000000010016000-memory.dmp

                  Filesize

                  88KB

                • memory/1768-153-0x0000000002460000-0x00000000024A0000-memory.dmp

                  Filesize

                  256KB

                • memory/1768-114-0x0000000010000000-0x0000000010016000-memory.dmp

                  Filesize

                  88KB

                • memory/1768-115-0x0000000002460000-0x00000000024A0000-memory.dmp

                  Filesize

                  256KB

                • memory/2268-118-0x0000000000400000-0x0000000000421000-memory.dmp

                  Filesize

                  132KB

                • memory/2268-145-0x0000000000400000-0x0000000000421000-memory.dmp

                  Filesize

                  132KB

                • memory/2268-152-0x0000000000400000-0x0000000000421000-memory.dmp

                  Filesize

                  132KB

                • memory/2268-116-0x0000000000140000-0x000000000014F000-memory.dmp

                  Filesize

                  60KB

                • memory/2440-131-0x00000000002C0000-0x000000000031A000-memory.dmp

                  Filesize

                  360KB

                • memory/2440-160-0x00000000002C0000-0x000000000031A000-memory.dmp

                  Filesize

                  360KB

                • memory/2440-158-0x0000000000400000-0x000000000045A000-memory.dmp

                  Filesize

                  360KB

                • memory/2440-203-0x0000000000400000-0x000000000045A000-memory.dmp

                  Filesize

                  360KB

                • memory/2440-151-0x0000000000400000-0x000000000045A000-memory.dmp

                  Filesize

                  360KB

                • memory/2440-159-0x00000000002C0000-0x000000000031A000-memory.dmp

                  Filesize

                  360KB

                • memory/2440-161-0x00000000002C0000-0x000000000031A000-memory.dmp

                  Filesize

                  360KB

                • memory/2440-134-0x0000000003A00000-0x0000000004A62000-memory.dmp

                  Filesize

                  16.4MB

                • memory/2440-129-0x0000000000400000-0x000000000045A000-memory.dmp

                  Filesize

                  360KB

                • memory/2444-179-0x0000000000450000-0x0000000000490000-memory.dmp

                  Filesize

                  256KB

                • memory/2444-167-0x0000000000450000-0x0000000000490000-memory.dmp

                  Filesize

                  256KB

                • memory/2444-174-0x0000000010000000-0x0000000010016000-memory.dmp

                  Filesize

                  88KB

                • memory/2484-150-0x0000000000B00000-0x0000000000B40000-memory.dmp

                  Filesize

                  256KB

                • memory/2484-99-0x0000000000B00000-0x0000000000B40000-memory.dmp

                  Filesize

                  256KB

                • memory/2484-90-0x0000000010000000-0x0000000010016000-memory.dmp

                  Filesize

                  88KB

                • memory/2484-147-0x0000000010000000-0x0000000010016000-memory.dmp

                  Filesize

                  88KB

                • memory/2592-103-0x0000000000400000-0x000000000041B000-memory.dmp

                  Filesize

                  108KB

                • memory/2592-94-0x0000000000420000-0x00000000004D4000-memory.dmp

                  Filesize

                  720KB

                • memory/2656-143-0x00000000002E0000-0x00000000002E6000-memory.dmp

                  Filesize

                  24KB

                • memory/2656-74-0x0000000000400000-0x000000000045A000-memory.dmp

                  Filesize

                  360KB

                • memory/2656-127-0x0000000005EC0000-0x0000000005F1A000-memory.dmp

                  Filesize

                  360KB

                • memory/2656-142-0x0000000000400000-0x000000000045A000-memory.dmp

                  Filesize

                  360KB

                • memory/2656-121-0x0000000003980000-0x00000000049E2000-memory.dmp

                  Filesize

                  16.4MB

                • memory/2656-132-0x0000000005EC0000-0x0000000005F1A000-memory.dmp

                  Filesize

                  360KB

                • memory/2692-102-0x0000000000400000-0x000000000040C000-memory.dmp

                  Filesize

                  48KB

                • memory/2692-61-0x0000000000400000-0x000000000040C000-memory.dmp

                  Filesize

                  48KB

                • memory/2692-73-0x0000000000250000-0x0000000000253000-memory.dmp

                  Filesize

                  12KB

                • memory/2892-58-0x00000000004C0000-0x00000000004CC000-memory.dmp

                  Filesize

                  48KB

                • memory/2892-68-0x0000000001FE0000-0x000000000203A000-memory.dmp

                  Filesize

                  360KB

                • memory/2892-56-0x00000000004C0000-0x00000000004CC000-memory.dmp

                  Filesize

                  48KB

                • memory/2964-104-0x0000000000020000-0x000000000003E000-memory.dmp

                  Filesize

                  120KB

                • memory/2964-98-0x0000000000400000-0x000000000041E000-memory.dmp

                  Filesize

                  120KB

                • memory/2964-95-0x0000000000020000-0x000000000003E000-memory.dmp

                  Filesize

                  120KB