Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    30/08/2023, 18:31

General

  • Target

    1b301776d9eba1270010a8a158c707ceaf69c752c957d6644e952a87f4375a22.exe

  • Size

    26KB

  • MD5

    cd45b437750e2d1d99b5364daa7c8614

  • SHA1

    99ba9d50341762530576c9cd60c2bb2b08dbc8f0

  • SHA256

    1b301776d9eba1270010a8a158c707ceaf69c752c957d6644e952a87f4375a22

  • SHA512

    eda8083bda5dffcb25da054efab1c0dec7b2793171152769515d3f3ce891b2880e6237eb17a1f36b853aae78861b29e4d1e4359858612e504abd9265124d2a75

  • SSDEEP

    768:YsJ1ODKAaDMG8H92RwZNQSwcfymNBg+g61GoZw:XfgLdQAQfcfymN

Score
6/10

Malware Config

Signatures

  • 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 1 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1268
      • C:\Users\Admin\AppData\Local\Temp\1b301776d9eba1270010a8a158c707ceaf69c752c957d6644e952a87f4375a22.exe
        "C:\Users\Admin\AppData\Local\Temp\1b301776d9eba1270010a8a158c707ceaf69c752c957d6644e952a87f4375a22.exe"
        2⤵
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1952
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2788
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2552

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        251KB

        MD5

        2be97ef16353d4d06fe22899ba2ef352

        SHA1

        d08254ac8d5b844091b90a7e5676007d683fcfdb

        SHA256

        3040766e5f735790196a4140f6ad73f47151c74166f58060690db7bc3471ea7f

        SHA512

        4ce612af431a544b43d9f5661d53c1429fbd68f262add5dcfe4343842dcb2494b845573d3911e5b8614518e945b2e5dd3c01340fb697604187bc0a59a0d31448

      • C:\Program Files\7-Zip\7zFM.exe

        Filesize

        873KB

        MD5

        bfa49b0dacc24a5a9f21b28a4ab8137e

        SHA1

        c073089edf0f2d20e117cc6902b4f0718b685af3

        SHA256

        e8b8906cccb02c9a4e600b62edd385ba8be74667dccba047b9b74de877f54e93

        SHA512

        c49f19e1f893e4c9c23e1b0189c78fe484b227bc9b0acffc6aa951eeee2dc07ccc756aeefe2dea2ed7f7e299af365e7521ab65f0d7a95be31ec6ee90cec271a7

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

        Filesize

        471KB

        MD5

        99ea9b604a7a734d3087fa6159684c42

        SHA1

        709fa1068ad4d560fe03e05b68056f1b0bedbfc8

        SHA256

        3f733f9e6fec7c4165ca8ba41eb23f604a248babe794c4ad2c6c3ce8032aab1c

        SHA512

        7af8008c7e187f925c62efc97e1891a7a38d089302dba39fbde137fb895e0592847ed0982c824c2075be8e6b95b6ce165ecb848ab85adf53779ebef613410fbb

      • F:\$RECYCLE.BIN\S-1-5-21-2969888527-3102471180-2307688834-1000\_desktop.ini

        Filesize

        9B

        MD5

        12552b9021ecf1e73a82450bf9743eda

        SHA1

        2310e07e90a56edfc666f3b107bf20a44698d1e8

        SHA256

        d4edfeefd9fb37b8a99f9678d010a0325f6a4d03bcdf2a55de9d8366f1de907b

        SHA512

        452dd208242815c3c5f05c9accdc21923bcc2d7b304cbbb59352c087e4a8b9bb7f5d950fd5f3c1a44dd4426a018e7cd5e800c01c7ea650b55a18f753e686a0f2

      • memory/1268-5-0x0000000002B50000-0x0000000002B51000-memory.dmp

        Filesize

        4KB

      • memory/1952-67-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1952-0-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1952-74-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1952-21-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1952-85-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1952-1826-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1952-15-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1952-3286-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1952-8-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB