Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/12/2023, 13:20

General

  • Target

    37c49908955798b78ba3360ec6447a8d.exe

  • Size

    713KB

  • MD5

    37c49908955798b78ba3360ec6447a8d

  • SHA1

    287bde44608570fd33496b57cf5bb1a09437eefd

  • SHA256

    145d407bdec5edb3486642354e7c262e0a3121f10cbccb2a3b027ab868ebeba9

  • SHA512

    c64df01b58e735e12b38585914e298023124995d46dcc7bb80428238645d072ca0c6f18b42d73704dc577e1e07f66864a32ebaaf40592c88981362b6e135dab6

  • SSDEEP

    12288:fvSv8osZi8PazK1m9oMrhbbFBlhT8q/Z+X9m9PSqo8Y+fc8vy4hmv:fv4IDC2vMrhbbFBDIq+XYtST986/v

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\37c49908955798b78ba3360ec6447a8d.exe
    "C:\Users\Admin\AppData\Local\Temp\37c49908955798b78ba3360ec6447a8d.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:4264
    • C:\Users\Admin\AppData\Local\Temp\bedggeifeb.exe
      C:\Users\Admin\AppData\Local\Temp\bedggeifeb.exe 3^4^5^3^5^8^7^0^9^8^1 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
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4468
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81704418303.txt bios get serialnumber
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2284
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81704418303.txt bios get version
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1340
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81704418303.txt bios get version
        3⤵
          PID:3008
        • C:\Windows\SysWOW64\Wbem\wmic.exe
          wmic /output:C:\Users\Admin\AppData\Local\Temp\81704418303.txt bios get version
          3⤵
            PID:3480
          • C:\Windows\SysWOW64\Wbem\wmic.exe
            wmic /output:C:\Users\Admin\AppData\Local\Temp\81704418303.txt bios get version
            3⤵
              PID:2324
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 4468 -s 864
              3⤵
              • Program crash
              PID:4000
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4468 -ip 4468
          1⤵
            PID:216

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • C:\Users\Admin\AppData\Local\Temp\81704418303.txt

                  Filesize

                  66B

                  MD5

                  9025468f85256136f923096b01375964

                  SHA1

                  7fcd174999661594fa5f88890ffb195e9858cc52

                  SHA256

                  d5418014fa8e6e17d8992fd12c0dfecac8a34855603ea58133e87ea09c2130df

                  SHA512

                  92cac37c332e6e276a963d659986a79a79867df44682bfc2d77ed7784ffa5e2c149e5960a83d03ef4cf171be40a73e93a110aaa53b95152fa9a9da6b41d31e51

                • C:\Users\Admin\AppData\Local\Temp\81704418303.txt

                  Filesize

                  2B

                  MD5

                  f3b25701fe362ec84616a93a45ce9998

                  SHA1

                  d62636d8caec13f04e28442a0a6fa1afeb024bbb

                  SHA256

                  b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

                  SHA512

                  98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

                • C:\Users\Admin\AppData\Local\Temp\81704418303.txt

                  Filesize

                  58B

                  MD5

                  dd876faf0fd44a5fab3e82368e2e8b15

                  SHA1

                  01b04083fa278dda3a81705ca5abcfee487a3c90

                  SHA256

                  5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9

                  SHA512

                  e03d1def5b7fb0ed01a414cead199229ec0e153ff831d3ff5dd36c320572084c56a5e1369c753f868c855455758c0d308941b6187c348051419bd937d014cb8b

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

                  Filesize

                  975KB

                  MD5

                  d4bf3102247cd1bece1226a9f8388dea

                  SHA1

                  c2299234d02e09068213366bdad80b4e0f096c4e

                  SHA256

                  51725e1d05f9c417ad62c1419f51cb46146b2aff688fd58962a10d5bf887ca25

                  SHA512

                  91815933c895c88d27deec672671bcf9f80a72f064484a5dc8df1cf7d673a8f7e0b42a5e86fee336fc5df71378c07e1bbd6d8955c3d22624e26ad605910023a6

                • C:\Users\Admin\AppData\Local\Temp\nsq49CB.tmp\ZipDLL.dll

                  Filesize

                  163KB

                  MD5

                  2dc35ddcabcb2b24919b9afae4ec3091

                  SHA1

                  9eeed33c3abc656353a7ebd1c66af38cccadd939

                  SHA256

                  6bbeb39747f1526752980d4dbec2fe2c7347f3cc983a79c92561b92fe472e7a1

                  SHA512

                  0ccac336924f684da1f73db2dd230a0c932c5b4115ae1fa0e708b9db5e39d2a07dc54dac8d95881a42069cbb2c2886e880cdad715deda83c0de38757a0f6a901

                • C:\Users\Admin\AppData\Local\Temp\nsq49CB.tmp\bswifve.dll

                  Filesize

                  153KB

                  MD5

                  0db49b322c93ed55407becf3057e0dec

                  SHA1

                  3f6e2a73a52c785f824bdb4b4a1ea800b7403645

                  SHA256

                  906b70d4d38dc27bed544f02ebc7094341a67bc8d33f6296a37985a4259dfd1b

                  SHA512

                  8ac66da1b091a331a9369c00cf57abe7e7eddbaa84d52c62df9a81ba7cfce283961d764cbcf6b393a1b916e5dbfe75904fdb798cad173b9ecf8f8ef4c6ec0a31