Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    15/05/2024, 11:14

General

  • Target

    30ee9aae491a148f8fcc1ac4bce14be1c85aef29afc760fa85ace4d5aae41d35.exe

  • Size

    99KB

  • MD5

    11c2aa3b093bf46db8b7f342bd0d1b4a

  • SHA1

    ac226090875e3056c5bd598113366201a4330f21

  • SHA256

    30ee9aae491a148f8fcc1ac4bce14be1c85aef29afc760fa85ace4d5aae41d35

  • SHA512

    eba90248af74cb9a10a13908281632ae7789481f46813926dde4ccc1081339c55f2ac232cf5e4f91bd4f19397ac4a5fba6557844d69515374c929552151516ca

  • SSDEEP

    1536:gfVPQsrz8haFpmqr76/Y3WLpSyapmebn4ddJZeY86iLflLJYEIs67rxo:gfVPN8QFda/2kLK4ddJMY86ipmns6S

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 38 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1204
      • C:\Users\Admin\AppData\Local\Temp\30ee9aae491a148f8fcc1ac4bce14be1c85aef29afc760fa85ace4d5aae41d35.exe
        "C:\Users\Admin\AppData\Local\Temp\30ee9aae491a148f8fcc1ac4bce14be1c85aef29afc760fa85ace4d5aae41d35.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1792
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2228
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:1716
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a1BAB.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:1800
            • C:\Users\Admin\AppData\Local\Temp\30ee9aae491a148f8fcc1ac4bce14be1c85aef29afc760fa85ace4d5aae41d35.exe
              "C:\Users\Admin\AppData\Local\Temp\30ee9aae491a148f8fcc1ac4bce14be1c85aef29afc760fa85ace4d5aae41d35.exe"
              4⤵
              • Executes dropped EXE
              PID:2612
          • 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:2156
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2024
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:1324
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2940
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2628

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

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

                  Filesize

                  485KB

                  MD5

                  3ac7773258fe0684e8a28f3793a74ed3

                  SHA1

                  316fba91c21ea13e4576a5eeec832fd585c31ca0

                  SHA256

                  9f41dbbbdf4edcf63ba6262af0ae0d9a13874d0e008522af866f12f3e71b198f

                  SHA512

                  8d2647018107b940fe80b5ab979570b9f255764195976272b8c2ee8640b0e91493d5e7fa598b4ce29bda8f87cf495c6c71fd62734d51761b04bb5127eb5b2b4a

                • C:\Users\Admin\AppData\Local\Temp\$$a1BAB.bat

                  Filesize

                  722B

                  MD5

                  b00fc843b12f89580a14119649397d04

                  SHA1

                  494db97641b7158731d37b4dacb6130ce080572c

                  SHA256

                  08960b527e9d713f2f93f07155be25c2ade8ae27ff721a3bd78fa4bebfb349b2

                  SHA512

                  6d5082eb5288702b24d1705787030cf4d74c3fc0c7507f0fbc8116c5da94e34e42d7ea5dd92ea646f9838a89aa2d8fa1b6ca7628cf9584702f0a4f141a4eb553

                • C:\Users\Admin\AppData\Local\Temp\30ee9aae491a148f8fcc1ac4bce14be1c85aef29afc760fa85ace4d5aae41d35.exe.exe

                  Filesize

                  59KB

                  MD5

                  dfc18f7068913dde25742b856788d7ca

                  SHA1

                  cbaa23f782c2ddcd7c9ff024fd0b096952a2b387

                  SHA256

                  ff4ac75c02247000da084de006c214d3dd3583867bd3533ba788e22734c7a2bf

                  SHA512

                  d0c7ec1dae41a803325b51c12490c355ed779d297daa35247889950491e52427810132f0829fc7ffa3022f1a106f4e4ba78ed612223395313a6f267e9ab24945

                • C:\Windows\Logo1_.exe

                  Filesize

                  40KB

                  MD5

                  341ec829f1445cfc22901ee3564a2407

                  SHA1

                  3b7d6d531808cf3d17f484d7984c5cbb2ae6d850

                  SHA256

                  f99b2ae8656781e1be65ad464d0472b39ca4fb48a31d9949ed12b0992390dc82

                  SHA512

                  1fd0ddca12d5b9cfc5ff6c5d3fb1bb5686a6a17e552f6af631ce019bd0f0fe194bd5770f96ad5af3226de91217c9715955d211145e373904b671cf75052da751

                • F:\$RECYCLE.BIN\S-1-5-21-3691908287-3775019229-3534252667-1000\_desktop.ini

                  Filesize

                  9B

                  MD5

                  9d187c446579e70f430c5bb5556efc0c

                  SHA1

                  0379a56b3d4a9e75d426a088cd523d01929186b2

                  SHA256

                  544ddbeef004b81b45d0e94b3b745247127ea912498b2037a66e1b9e896ab85f

                  SHA512

                  6844cb10d0d40b145129edd38157ede9fdb8dacf2c8a0888c7478ff1d0346e5dfd451bb297aea18097330751ae7520761e4a51804b8fb60c19541b97c600ddbc

                • memory/1204-27-0x00000000024F0000-0x00000000024F1000-memory.dmp

                  Filesize

                  4KB

                • memory/1792-0-0x0000000000400000-0x000000000043F000-memory.dmp

                  Filesize

                  252KB

                • memory/1792-17-0x0000000000400000-0x000000000043F000-memory.dmp

                  Filesize

                  252KB

                • memory/2156-19-0x0000000000400000-0x000000000043F000-memory.dmp

                  Filesize

                  252KB

                • memory/2156-30-0x0000000000400000-0x000000000043F000-memory.dmp

                  Filesize

                  252KB

                • memory/2156-3341-0x0000000000400000-0x000000000043F000-memory.dmp

                  Filesize

                  252KB

                • memory/2156-4172-0x0000000000400000-0x000000000043F000-memory.dmp

                  Filesize

                  252KB