Analysis

  • max time kernel
    150s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    21/09/2024, 14:52

General

  • Target

    a6b0e2420e78fdc096c524becaffab099e2be18b4e26544d04759b5eacbae3d2.exe

  • Size

    37KB

  • MD5

    3f1d35dc116b80c65656e35b72aeb14f

  • SHA1

    102004f3e30680e10ddc5482c343a4c3288c57c1

  • SHA256

    a6b0e2420e78fdc096c524becaffab099e2be18b4e26544d04759b5eacbae3d2

  • SHA512

    d63fbcd869cd9a0ee98bad2acb9347dfbc8f79f268f61449db9f8b9ba8ce5d7d6b00b9dd2a989ee6c096269064835789faeabaad9f1fe7ff7a48f58db3960c3b

  • SSDEEP

    768:PIfPoElOIEvzMXqtwp/lttaL7HP4wIncLRdR5kP78a0RJW/aVn3:PuPoaYzMXqtGNttyUn01Q78a4Rl

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • Deletes itself 1 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 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
  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 43 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1180
      • C:\Users\Admin\AppData\Local\Temp\a6b0e2420e78fdc096c524becaffab099e2be18b4e26544d04759b5eacbae3d2.exe
        "C:\Users\Admin\AppData\Local\Temp\a6b0e2420e78fdc096c524becaffab099e2be18b4e26544d04759b5eacbae3d2.exe"
        2⤵
        • Drops file in Drivers directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2692
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2856
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:2848
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$a7ACB.bat
          3⤵
          • Deletes itself
          • System Location Discovery: System Language Discovery
          PID:2704
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • Drops file in Drivers directory
          • Drops startup file
          • Executes dropped EXE
          • Enumerates connected drives
          • Drops file in Program Files directory
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2836
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2600
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:1692
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:3064
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:3044

    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

      8e672d546093aa7f7efbaedd6b57c5b0

      SHA1

      765a3f6cad7ce3d3f501258bd3ca14520e2a01b5

      SHA256

      5d4a1a1a33f954dcc3ae18077cbb2ba57357d6d5aed146a5a30e578192743e63

      SHA512

      df8be0e189eb3611eea801676d3878a4d160627ce86a200eaaf17bcf95a867a18640b714df324daa11f0822da077bfd090e9bf81c1c369ce65e938227badf50c

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

      Filesize

      478KB

      MD5

      6a69ce6928676e96da75ff133c378a5d

      SHA1

      d7906fa148c1bc6b22a81231c83bf02c30efdfe9

      SHA256

      7213ffb4ea5f57902d832479d1eac60337c17ddf99cd09b5cd35231c09ea8012

      SHA512

      5a0c78abce8fd1a5153dccd611fc75e5d5da865b277764e3a3e46ac9c91cd985a789e929dd78958e4d255aaa1221a0776a794e0be1c3983b8638c9d1a0a3479f

    • C:\Users\Admin\AppData\Local\Temp\$$a7ACB.bat

      Filesize

      722B

      MD5

      c7dbb5741a452da43f4664ea0cd38180

      SHA1

      e2d5981fb3da9bbe9093614f9c27a5ca5131f361

      SHA256

      31b38764226269d4d7f0cc4eac2bacfd4dff2b5f7350958f463398d8b8fbc9ce

      SHA512

      3b0b500ad0ddae722648fd25fd82199ed4a9b092cfdd94c1b498c42859c3d2280064117915af6e27bb8d9ece14b94d74a561d3dac40fb0190786c6d5544ae371

    • C:\Users\Admin\AppData\Local\Temp\a6b0e2420e78fdc096c524becaffab099e2be18b4e26544d04759b5eacbae3d2.exe.exe

      Filesize

      4KB

      MD5

      99b96f7f497e9e216da4b7c9979810e5

      SHA1

      2c424f82747581db2b35673eb22ba321d573944b

      SHA256

      7c3300179b3d9ab57042a5f026a69fac3b0e2e783e94853ff109a29d2d3f541b

      SHA512

      90a0b888f474fa5505f39ca7575635a7ea839e4e23cf9d573c99d7b3b226036fb0b82e17900012aed9fe1c8b4985488e22df0421ad66dbff9d4fcf4be0455212

    • C:\Windows\Logo1_.exe

      Filesize

      33KB

      MD5

      4674ed865526038d8119445bb553f2b3

      SHA1

      97748b9e405e0f585e3d53fea53017d42994f311

      SHA256

      bc3afb605b77075a2bc94b73ffa22e4402fc9e3362806ad293c4198ea81fd51f

      SHA512

      e1b2a929cf3b7f66934c1df530c49345da935c51e56a66f271397a971639eb2ea37eda451bffc90bc788865c9fa22359530508d0245efe6045aa182ecb5b7e2d

    • C:\Windows\system32\drivers\etc\hosts

      Filesize

      832B

      MD5

      7e3a0edd0c6cd8316f4b6c159d5167a1

      SHA1

      753428b4736ffb2c9e3eb50f89255b212768c55a

      SHA256

      1965854dfa54c72529c88c7d9f41fa31b4140cad04cf03d3f0f2e7601fcbdc6c

      SHA512

      9c68f7f72dfa109fcfba6472a1cced85bc6c2a5481232c6d1d039c88b2f65fb86070aeb26ac23e420c6255daca02ea6e698892f7670298d2c4f741b9e9415c7f

    • F:\$RECYCLE.BIN\S-1-5-21-3434294380-2554721341-1919518612-1000\_desktop.ini

      Filesize

      9B

      MD5

      5412111268dd2c1fb1cf8697bfab9b6c

      SHA1

      16d0b289e83c74cb50a004edd7c5750ac706f321

      SHA256

      f3aa35be7048ddbf11fc581e5f9476745d75bcf097e121ba2915614e360a0cdc

      SHA512

      13fc5bf11faaf5471fde8a1bafdcc6d27521bad796e5e532c94d9c8232dd70088e70b6d5ac60c4c15d13e59926ac38e9a9e01b4dd4694a77d70bdd1ae7005ccf

    • memory/1180-28-0x0000000002D40000-0x0000000002D41000-memory.dmp

      Filesize

      4KB

    • memory/2692-18-0x0000000000440000-0x000000000047E000-memory.dmp

      Filesize

      248KB

    • memory/2692-14-0x0000000000440000-0x000000000047E000-memory.dmp

      Filesize

      248KB

    • memory/2692-20-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2692-0-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2836-32-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2836-2178-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2836-4154-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB