Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    19/07/2024, 20:52

General

  • Target

    ac32ab8e27571a62340623d49abf9147b3c6b1343f15cb7adcacb5e9022e0202.exe

  • Size

    393KB

  • MD5

    ae9b99cdaeea160df3d5cc35afb32b07

  • SHA1

    e73f961c0e67aea82f6cc61758bd39558436b063

  • SHA256

    ac32ab8e27571a62340623d49abf9147b3c6b1343f15cb7adcacb5e9022e0202

  • SHA512

    3a37dac9aedc6744b44ec0181dfc29c0aa9090e83775a466cd195720475c3b08f7389c64418531cfe2feefee5f36a2ce58e2d04b74652da0f8570c7d46e04003

  • SSDEEP

    6144:T+aX36VP2zPVz7jUBs8hqcBCi6dbfra4erJlt9A+xX1oOAisEIWmGeNkfGuYF1mx:T+aPahVy41

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Drops startup file 2 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\ac32ab8e27571a62340623d49abf9147b3c6b1343f15cb7adcacb5e9022e0202.exe
        "C:\Users\Admin\AppData\Local\Temp\ac32ab8e27571a62340623d49abf9147b3c6b1343f15cb7adcacb5e9022e0202.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1732
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2684
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2528
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$aBC8B.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2424
            • C:\Users\Admin\AppData\Local\Temp\ac32ab8e27571a62340623d49abf9147b3c6b1343f15cb7adcacb5e9022e0202.exe
              "C:\Users\Admin\AppData\Local\Temp\ac32ab8e27571a62340623d49abf9147b3c6b1343f15cb7adcacb5e9022e0202.exe"
              4⤵
              • Executes dropped EXE
              PID:2808
          • C:\Windows\Logo1_.exe
            C:\Windows\Logo1_.exe
            3⤵
            • Drops startup file
            • 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:2988
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:988
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2728
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2820
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2996

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

                  Filesize

                  258KB

                  MD5

                  7eb7300a6f1fe5cb5d8bcf92de3900c8

                  SHA1

                  dbdb82f5dd18cefb1fb6568a6debcd5b3ee4a932

                  SHA256

                  be09f65a2abe5a78b373e7338f06f987c323385f51744051115130c5a3faabec

                  SHA512

                  05e78a06d9c5844fb76a96b954159be6615434ccf217247ecbbd0d476e94598dcb50b77332b2a7b84e8f2c41e92d9b4655e782d2e595b1c2055d75872dc7b160

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

                  Filesize

                  478KB

                  MD5

                  3dc7d30c27a581e9d524214c0142ea4c

                  SHA1

                  b610c2fcba0a638926caf130cecca2f495a6b758

                  SHA256

                  1172b41a581efa3c42f4f276d12c3ba0f6bf12d44a10ef908730405ac34d8017

                  SHA512

                  33e40a51281741cb9ca398d18e3ccdde022149f99414cf0e41767ef99275a5171b78e33e7f716ff615c93f62ab2dfb02fb839010dcc103c2639e731a4a550bc3

                • C:\Users\Admin\AppData\Local\Temp\$$aBC8B.bat

                  Filesize

                  722B

                  MD5

                  8bce1147d3331885a0da6dc0a881deb0

                  SHA1

                  7d3d1578657991245052f1952427089fa4d50c53

                  SHA256

                  b7e6dab552d9460c0dfd64abd18cb094174633ff5c48a8305790ecf6cb41428d

                  SHA512

                  132e035bed1db6a29d0314569958452c97b42383b11b75b1413539d3d67f5ef572cd0fef2150e60b5e421a4de8c31a3aaf3fc9507a3650c8d9e0274790f836d8

                • C:\Users\Admin\AppData\Local\Temp\ac32ab8e27571a62340623d49abf9147b3c6b1343f15cb7adcacb5e9022e0202.exe.exe

                  Filesize

                  360KB

                  MD5

                  5fbd45261a2de3bb42f489e825a9a935

                  SHA1

                  ff388f6e9efe651ec62c4152c1739783e7899293

                  SHA256

                  9e63701598199d5c47217e23b44d0e3ec5d53f5419166b1b6c68a7e9e8fc47a4

                  SHA512

                  7f22b1995a07016adb342c551454d602bfbe511525139aee8581b62116608e9e278fd81c26382f1333c7eccded4474196e73c093bb5cbf8e8f203e865024c058

                • C:\Windows\Logo1_.exe

                  Filesize

                  33KB

                  MD5

                  46a5f6d85ff10886a5d06449c6e8ec7c

                  SHA1

                  a9f2d3632cdd46fe18ea0375351c93bb7f23fbd6

                  SHA256

                  2ee1fc8a57b35f4df905e98b8b2742252697b2e1ca0fdc042f4e68af25df4321

                  SHA512

                  901e0bdcafdb6d9c9d76c20d5afa2b70776b58c428e4ea91d9e718d396e7529624f450e0fc437e12f87fd5c192f9274841f85e1d9e496a1ce6fa19319f82f562

                • F:\$RECYCLE.BIN\S-1-5-21-3551809350-4263495960-1443967649-1000\_desktop.ini

                  Filesize

                  9B

                  MD5

                  1368e4d784ef82633de86fa6bc6e37f9

                  SHA1

                  77c7384e886b27647bb4f2fd364e7947e7b6abc6

                  SHA256

                  57507bed6cf91d70e66bd4cc287634889ef30b648cb7c44a4edec0e2cb68b772

                  SHA512

                  3cb7168e776eb564768e30eba43174014a85108ab306a7c07a1522fb42173c381a5bff9ac10944fd345dd5308061cbe2878c60d1e878f8768281c1adcf5dd85b

                • memory/1204-28-0x0000000002950000-0x0000000002951000-memory.dmp

                  Filesize

                  4KB

                • memory/1732-16-0x0000000000250000-0x000000000028F000-memory.dmp

                  Filesize

                  252KB

                • memory/1732-0-0x0000000000400000-0x000000000043F000-memory.dmp

                  Filesize

                  252KB

                • memory/1732-17-0x0000000000250000-0x000000000028F000-memory.dmp

                  Filesize

                  252KB

                • memory/1732-20-0x0000000000400000-0x000000000043F000-memory.dmp

                  Filesize

                  252KB

                • memory/2988-31-0x0000000000400000-0x000000000043F000-memory.dmp

                  Filesize

                  252KB

                • memory/2988-18-0x0000000000400000-0x000000000043F000-memory.dmp

                  Filesize

                  252KB

                • memory/2988-3346-0x0000000000400000-0x000000000043F000-memory.dmp

                  Filesize

                  252KB

                • memory/2988-4153-0x0000000000400000-0x000000000043F000-memory.dmp

                  Filesize

                  252KB