Analysis

  • max time kernel
    149s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    17/04/2024, 06:25

General

  • Target

    d12b605fc0c28ea9e42c7ea8edfea817995eba8f833a9f7cae1e02f483e4ce33.exe

  • Size

    5.7MB

  • MD5

    76acad58015cbac6620fd8540304540f

  • SHA1

    5388c77f08b0ad4970b922c608d69addc4282018

  • SHA256

    d12b605fc0c28ea9e42c7ea8edfea817995eba8f833a9f7cae1e02f483e4ce33

  • SHA512

    258f5f1604738819e0f768e38dc70efe98bcdd4263cbd51baefcbc7ba25715e665fc9246ef8aa13a736cd64430fafe92b4c2e2db1fa81635b29830418a19cbbf

  • SSDEEP

    49152:kBzVPv94AEsKU8ggw1g+1CART5eBiyKS3EI3wybn20DCYIHvc8ixuZm9+fWsw6dr:k/KUgTH2M2m9UMpu1QfLczqssnKSk

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 43 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1208
      • C:\Users\Admin\AppData\Local\Temp\d12b605fc0c28ea9e42c7ea8edfea817995eba8f833a9f7cae1e02f483e4ce33.exe
        "C:\Users\Admin\AppData\Local\Temp\d12b605fc0c28ea9e42c7ea8edfea817995eba8f833a9f7cae1e02f483e4ce33.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2148
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2604
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:668
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$aD079.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            PID:1332
            • C:\Users\Admin\AppData\Local\Temp\d12b605fc0c28ea9e42c7ea8edfea817995eba8f833a9f7cae1e02f483e4ce33.exe
              "C:\Users\Admin\AppData\Local\Temp\d12b605fc0c28ea9e42c7ea8edfea817995eba8f833a9f7cae1e02f483e4ce33.exe"
              4⤵
              • Executes dropped EXE
              PID:2872
          • C:\Windows\Logo1_.exe
            C:\Windows\Logo1_.exe
            3⤵
            • Executes dropped EXE
            • Enumerates connected drives
            • Drops file in Program Files directory
            • Drops file in Windows directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:284
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2748
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2856
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2868
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:1352

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • C:\ProgramData\Package Cache\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\vcredist_x64.exe

                  Filesize

                  484KB

                  MD5

                  79d4fd1cb70f3844796aa1ea18a238e2

                  SHA1

                  78d207a7de2aeb85eefc185d894b0b7626e1e1f3

                  SHA256

                  ccaacc3965c1bdfce8cd1e934895a4563dddf082016e56846966c250bed87d5b

                  SHA512

                  7a0167cbce49f09ea39e490862b8c371eacf8ce3d74d6a6054e7f0e1df4b307019f5adee03603fcb9d4db2b17841cbc9cf129e9480d70b20c266fe82b3979b33

                • C:\Users\Admin\AppData\Local\Temp\$$aD079.bat

                  Filesize

                  722B

                  MD5

                  0f5f679b6c927a9e7be4672685679d7a

                  SHA1

                  77ba7ba11c87b8044296afbedea0c0ff6e53c4ea

                  SHA256

                  6659991994eae930b13aa776297f91a06ec9850d21dfcb708e18bb27753a7575

                  SHA512

                  30b300cf7e5572a2ccb5cb67c484736f6b72a737453715b9f6ea61f869f6f48620cbf0a415776418bf5bd4cb40a060df10f1954328a8594e5ccb7a3f490b8aab

                • C:\Users\Admin\AppData\Local\Temp\d12b605fc0c28ea9e42c7ea8edfea817995eba8f833a9f7cae1e02f483e4ce33.exe

                  Filesize

                  5.7MB

                  MD5

                  ba18e99b3e17adb5b029eaebc457dd89

                  SHA1

                  ec0458f3c00d35b323f08d4e1cc2e72899429c38

                  SHA256

                  f5ee36de8edf9be2ac2752b219cfdcb7ca1677071b8e116cb876306e9f1b6628

                  SHA512

                  1f41929e6f5b555b60c411c7810cbf14e3af26100df5ac4533ec3739a278c1b925687284660efb4868e3741305098e2737836229efc9fe46c97a6057c10e677c

                • C:\Windows\Logo1_.exe

                  Filesize

                  39KB

                  MD5

                  818def903432efa1cfc474fe2576f5a5

                  SHA1

                  fe71be023069b1603b981238b4ee6be375259de9

                  SHA256

                  549f3c31e81bcdc1c6e786fe2a6d40fbf36e3f7c8b20c3bc7b477e89028ba4e2

                  SHA512

                  1c9b5e764611bdffb6eb812aafd3fea89d58fcc5c508dc870c1b00770503aa2236ea35dee3cc630065ab422fff42e2a557f241d27635bc5ed54fabb76e1e1e15

                • F:\$RECYCLE.BIN\S-1-5-21-330940541-141609230-1670313778-1000\_desktop.ini

                  Filesize

                  9B

                  MD5

                  2be02af4dacf3254e321ffba77f0b1c6

                  SHA1

                  d8349307ec08d45f2db9c9735bde8f13e27a551d

                  SHA256

                  766fe9c47ca710d9a00c08965550ee7de9cba2d32d67e4901e8cec7e33151d16

                  SHA512

                  57f61e1b939ed98e6db460ccdbc36a1460b727a99baac0e3b041666dedcef11fcd72a486d91ec7f0ee6e1aec40465719a6a5c22820c28be1066fe12fcd47ddd0

                • memory/284-18-0x0000000000400000-0x000000000043D000-memory.dmp

                  Filesize

                  244KB

                • memory/284-31-0x0000000000400000-0x000000000043D000-memory.dmp

                  Filesize

                  244KB

                • memory/284-2269-0x0000000000400000-0x000000000043D000-memory.dmp

                  Filesize

                  244KB

                • memory/284-4079-0x0000000000400000-0x000000000043D000-memory.dmp

                  Filesize

                  244KB

                • memory/1208-27-0x0000000002A00000-0x0000000002A01000-memory.dmp

                  Filesize

                  4KB

                • memory/2148-15-0x0000000001C90000-0x0000000001CCD000-memory.dmp

                  Filesize

                  244KB

                • memory/2148-0-0x0000000000400000-0x000000000043D000-memory.dmp

                  Filesize

                  244KB

                • memory/2148-16-0x0000000000400000-0x000000000043D000-memory.dmp

                  Filesize

                  244KB