Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    28-04-2024 18:21

General

  • Target

    97f6e5c77db429cbbcd1d86658753fc1430bc4bef13a309e58e4a711e026a766.exe

  • Size

    66KB

  • MD5

    8a2665203100c6e7d06c13504370c0bd

  • SHA1

    e6d1ca573cc4a3dbcce9797da01ae79d463cc6dd

  • SHA256

    97f6e5c77db429cbbcd1d86658753fc1430bc4bef13a309e58e4a711e026a766

  • SHA512

    311eee925c0300f5e1759b478d08d589cc08d255beec392c277fdd468a6f4457c096b6188e983f26c5dd06209a2d7544ea5a06a18fd102dc42b8134676650371

  • SSDEEP

    768:/qLPcTO5RroZJ76739sBWsNscWlM3dN9N3ZjfPPNDp+Ozli4BaXP0dByt6O/AkH5:/qbSe+Zk78NR3dN5nPNDfzHa/iSfRmq

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:1116
      • C:\Users\Admin\AppData\Local\Temp\97f6e5c77db429cbbcd1d86658753fc1430bc4bef13a309e58e4a711e026a766.exe
        "C:\Users\Admin\AppData\Local\Temp\97f6e5c77db429cbbcd1d86658753fc1430bc4bef13a309e58e4a711e026a766.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2228
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2720
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2472
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$aF1E.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2576
            • C:\Users\Admin\AppData\Local\Temp\97f6e5c77db429cbbcd1d86658753fc1430bc4bef13a309e58e4a711e026a766.exe
              "C:\Users\Admin\AppData\Local\Temp\97f6e5c77db429cbbcd1d86658753fc1430bc4bef13a309e58e4a711e026a766.exe"
              4⤵
              • Executes dropped EXE
              PID:2412
          • 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:2596
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2512
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2632
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2552
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2376

          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

            478KB

            MD5

            3e2d3392a9d3ae3ed27661f81e853478

            SHA1

            fa8c023a3bff75e89ed39f5d4bfb5693d818ca8b

            SHA256

            09da8a31b7f420b9e4ed6d02e698bcc12a4f3efa46a53d1492a241a5784d44a8

            SHA512

            27652a29d728b92995b8ce46b150cd14baf5b65789591085ef3fa959dbc99efaa071b7a014ccaabeb6e84cdea642769dc98a7a1684afcda9be82dbb0b8d3fa17

          • C:\Users\Admin\AppData\Local\Temp\$$aF1E.bat

            Filesize

            721B

            MD5

            209f632b86e3045e491ccd449e4eff45

            SHA1

            ef8d38b541935d53c5250daaa3fca42cb7418776

            SHA256

            45f1a8d73936f6cca09713d2e5b2fa4b9852ebd16cde1621815b7983e01f82db

            SHA512

            4950dd6b90db8e0e8d172ad4686e4b781a707cf4719ad46832755fd1a5daccb7584fd2d9a97144d8133cfbc2da30ec8cde18aca97ebc20aeda32f226fb0fd4e3

          • C:\Users\Admin\AppData\Local\Temp\97f6e5c77db429cbbcd1d86658753fc1430bc4bef13a309e58e4a711e026a766.exe.exe

            Filesize

            33KB

            MD5

            aa8eced8b0c3b3722e8958b79a4c6296

            SHA1

            4ff7ef88e26a40675f194b7f07e1bf8f3350ba07

            SHA256

            91e0b1b49ace92844e5a9afffcf2fb584cfec9f548e58ef57e3dd37dfd19f638

            SHA512

            6f2f104befbeefa821b86d47ec256f7b13ae8f00a7cbd5d724a7bdfd20c94c5cb53c654b5637b3c7ae4fc3cd2f10d6332bf08d85af718201068a985214322698

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            3659e75ad8a2bdeef5f1d74aae41c2af

            SHA1

            95b2fa7bc2afbc1f412fc4285dbb6a15cc658a8a

            SHA256

            dbb4fdb10597cfb189203f72e75a2f2769a6960ed1acc1baa901742a344ae52d

            SHA512

            f19bbad48af80437f083d21cf89839bee9d30d50162df60a0d7c8205b646739332e55371f5d6c005f69681e41f00df936942c06f94f1a38c25084e438cac61e2

          • F:\$RECYCLE.BIN\S-1-5-21-2248906074-2862704502-246302768-1000\_desktop.ini

            Filesize

            9B

            MD5

            e7957b9f3d9556c996418169821a7993

            SHA1

            b7028de0f91d2e50a8d5f6d23613331a2784a142

            SHA256

            71a21a13d7822776d52d9a6146651dc9155db9f0bfbd978acf43d12dea2a8539

            SHA512

            72bc8552047095449fa4c3c21300183acfc7b33e6ab69c11435542e2862cb9e896bbfdedaeb97ec6edac8ed68220507a302d1ed2217624c97f6e9a83c0d3a285

          • memory/1116-26-0x0000000002DF0000-0x0000000002DF1000-memory.dmp

            Filesize

            4KB

          • memory/2228-0-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2228-17-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2596-30-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2596-3317-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2596-4141-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB