Analysis

  • max time kernel
    149s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    30/05/2024, 18:32

General

  • Target

    d1c7ed57191524d4625024b6fc0eb7ebbcabbc1602f54538cf3cd8ce54918c1d.exe

  • Size

    368KB

  • MD5

    994328b11a007d758b8847fb02b81468

  • SHA1

    b33b8d95fae04e70693a0294571cc708d15e06f8

  • SHA256

    d1c7ed57191524d4625024b6fc0eb7ebbcabbc1602f54538cf3cd8ce54918c1d

  • SHA512

    0423bc3ee4a302364b3e83921e89e0f56199ada840b9cd5a422865a2880f32848ee99d8e080d42b777c866b867204356ed9212b34f7ff60be860e506dee4ce0a

  • SSDEEP

    6144:M1mzU66bkWmchVySqkvAH3qo0wWJC6G/SMT4FWqC:M1uU66b5zhVymA/XSRh

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\d1c7ed57191524d4625024b6fc0eb7ebbcabbc1602f54538cf3cd8ce54918c1d.exe
        "C:\Users\Admin\AppData\Local\Temp\d1c7ed57191524d4625024b6fc0eb7ebbcabbc1602f54538cf3cd8ce54918c1d.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2248
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1228
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2200
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a1BBB.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2016
            • C:\Users\Admin\AppData\Local\Temp\d1c7ed57191524d4625024b6fc0eb7ebbcabbc1602f54538cf3cd8ce54918c1d.exe
              "C:\Users\Admin\AppData\Local\Temp\d1c7ed57191524d4625024b6fc0eb7ebbcabbc1602f54538cf3cd8ce54918c1d.exe"
              4⤵
              • Executes dropped EXE
              PID:1272
          • 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:2152
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2352
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2660
              • 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

            478KB

            MD5

            70869c207f3a67470417ed76a8cc4735

            SHA1

            e9e84c30b2cca82e93d507eeace7b33eac862a61

            SHA256

            0de9fa997f757c78ba0675e7ba54c1e7b1a39c88cebded15b2a0ede357679428

            SHA512

            193067577ab3f4c7a7798d61b1c0d4a40ef6fabfa4ebf28709d7f226327e9f3f329ed635f83baf5b90eaeabc45df3ae68a7fa247ff0d123df3dd06eee369cfdc

          • C:\Users\Admin\AppData\Local\Temp\$$a1BBB.bat

            Filesize

            722B

            MD5

            d28fb8f9f61399d47c4516bc829cfeee

            SHA1

            2fa94646f600afb13bff7ae6027b192d23b40ac3

            SHA256

            fa3bac04b68f36242ad422b995088a6c67adf169a326b3ec2824846a27258587

            SHA512

            0ea47bc66b53864f092e39e2d7fc702ca3281e8dd76d0e72e74870253d0377f5a378e4c1390e785ba2d88f80fc1e97720c436247cc4545312236bd58712e2c61

          • C:\Users\Admin\AppData\Local\Temp\d1c7ed57191524d4625024b6fc0eb7ebbcabbc1602f54538cf3cd8ce54918c1d.exe.exe

            Filesize

            335KB

            MD5

            40ac62c087648ccc2c58dae066d34c98

            SHA1

            0e87efb6ddfe59e534ea9e829cad35be8563e5f7

            SHA256

            482c4c1562490e164d5f17990253373691aa5eab55a81c7f890fe9583a9ea916

            SHA512

            0c1ff13ff88409d54fee2ceb07fe65135ce2a9aa6f8da51ac0158abb2cfbb3a898ef26f476931986f1367622f21a7c0b0e742d0f4de8be6e215596b0d88c518f

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            726937f6d8546adf90a8ccc396c9568b

            SHA1

            562a243cad15148d094b1a79493cceecbc0358b7

            SHA256

            32ff9d1250cf6ed2d3bdbe31c9c733f2dca643ecc4fe816d83aa33c6736b4ee4

            SHA512

            d0864bc167728f211c9add8c35824301b630f8e682213b5c02fdb0333416551604b92d7120b4ce4b6028497893ed155c719adaff769f0d2b17d44a32c3be4b81

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

            Filesize

            9B

            MD5

            588b2065b2adfd8dfd688104d02aad5a

            SHA1

            263f0ca294d728a13f51220aea8123aa257cc6e2

            SHA256

            f9ab49edf14c6bda17287f7caa63d3b3bb20a65215f1462cf05577a5c1c472e6

            SHA512

            99106035ac4547c81fd737f5f79ddd32ea10fde9e3ea97102472c871aa9f94ee3f68823bcc4bb308e92265a9c3cacd4b1f5c9f52f8d3e630cdf6bdcd3c737e2d

          • memory/1204-29-0x00000000024F0000-0x00000000024F1000-memory.dmp

            Filesize

            4KB

          • memory/2152-33-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2152-20-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2152-3304-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2152-4135-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2248-17-0x0000000002FB0000-0x0000000002FED000-memory.dmp

            Filesize

            244KB

          • memory/2248-0-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2248-19-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2248-15-0x0000000002FB0000-0x0000000002FED000-memory.dmp

            Filesize

            244KB