Analysis

  • max time kernel
    149s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-10-2024 04:20

General

  • Target

    f033bbb306ff9feebc9f881d7bf293d303af233130e795d86a20b16aad085eec.exe

  • Size

    478KB

  • MD5

    28959031896021bc7ca9f579de2cc456

  • SHA1

    3577f294e56af20384c17c2e6b30043d3fb467ce

  • SHA256

    f033bbb306ff9feebc9f881d7bf293d303af233130e795d86a20b16aad085eec

  • SHA512

    8ccc791701cbf875cff76feb50e78391fdc4375e0bd78c59111a657059e2f4c8c91b8603755bd5cfc1feb1abcc98b3eda6e3f810de8e8d60eb35090eecb21020

  • SSDEEP

    12288:CX1m0iZc0IursYCYQeSnyZJiqlEbXSb9NtCGOF2O27MVzy:o1mfMYenGJiKEbXWtfOkUy

Malware Config

Signatures

  • Drops startup file 2 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • 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 11 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 64 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3560
      • C:\Users\Admin\AppData\Local\Temp\f033bbb306ff9feebc9f881d7bf293d303af233130e795d86a20b16aad085eec.exe
        "C:\Users\Admin\AppData\Local\Temp\f033bbb306ff9feebc9f881d7bf293d303af233130e795d86a20b16aad085eec.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4860
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4904
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:4644
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aAD66.bat
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4312
          • C:\Users\Admin\AppData\Local\Temp\f033bbb306ff9feebc9f881d7bf293d303af233130e795d86a20b16aad085eec.exe
            "C:\Users\Admin\AppData\Local\Temp\f033bbb306ff9feebc9f881d7bf293d303af233130e795d86a20b16aad085eec.exe"
            4⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1916
            • C:\Users\Admin\AppData\Local\Temp\f033bbb306ff9feebc9f881d7bf293d303af233130e795d86a20b16aad085eec.exe
              "C:\Users\Admin\AppData\Local\Temp\f033bbb306ff9feebc9f881d7bf293d303af233130e795d86a20b16aad085eec.exe" -burn.unelevated BurnPipe.{20B8B901-54FE-41E1-9C3C-043951117FAB} {AD731F2C-88A0-48DE-B7F6-C9D5098B039F} 1916
              5⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              PID:4544
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • 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:2924
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:3844
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2628
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:4420
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:4064

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe

      Filesize

      251KB

      MD5

      10a7fff2e496850370cd3b3ee33cada0

      SHA1

      2fbeb0236ab8937b7aa472cae8b3720802e9c764

      SHA256

      3114db136b324064263065317536490601c26e731d3558a7caf6cc7507db4d97

      SHA512

      d714185364cce8be63ecaa6ba4abdd3da5ded059a2df252f9d26e2440cbbcecfc96e0944a84ea3201b0d8b1afa57154053dc814995dbea36bd06dfbfe629ef58

    • C:\Program Files\7-Zip\7z.exe

      Filesize

      577KB

      MD5

      c271a86be0a29d90a35fe31a5c49272e

      SHA1

      40ce9f85f7a6dda6fe54d36a86a46d131bc120dc

      SHA256

      6865992bfc8198f5af017209cc289eb9d2adee1e4aede750f881fb5cf307523a

      SHA512

      e32d6246ec9c00d8bb8a14793f30b22983f1c03ea418c241bf4c8e22c9992334fe0ab3715b64e3d43d44b9a6cba86e4d75c2ff55d8ff2201fcb1329510b762ae

    • C:\Users\Admin\AppData\Local\Temp\$$aAD66.bat

      Filesize

      722B

      MD5

      341058fb9fafaeb388442dd979f0ca54

      SHA1

      67f40f3c87661dc03503c03476eb0407522a5b52

      SHA256

      288b0fdb82f827dc8036b64970ba0333aeb74a8fbbd235d70ad34a29bc571608

      SHA512

      258d8fd64100913aa2e3655fc46178693d8213ead66dd1b6842a47fd8d988278ee28ff62da1ad592c43f8c44264361404cc18ddb7531696386050d9bb9c804e5

    • C:\Users\Admin\AppData\Local\Temp\f033bbb306ff9feebc9f881d7bf293d303af233130e795d86a20b16aad085eec.exe.exe

      Filesize

      444KB

      MD5

      2b48f69517044d82e1ee675b1690c08b

      SHA1

      83ca22c8a8e9355d2b184c516e58b5400d8343e0

      SHA256

      507bdc3ab5a6d9ddba2df68aff6f59572180134252f5eb8cb46f9bb23006b496

      SHA512

      97d9b130a483263ddf59c35baceba999d7c8db4effc97bcb935cb57acc7c8d46d3681c95e24975a099e701997330c6c6175e834ddb16abc48d5e9827c74a325b

    • C:\Users\Admin\AppData\Local\Temp\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\.ba1\logo.png

      Filesize

      1KB

      MD5

      d6bd210f227442b3362493d046cea233

      SHA1

      ff286ac8370fc655aea0ef35e9cf0bfcb6d698de

      SHA256

      335a256d4779ec5dcf283d007fb56fd8211bbcaf47dcd70fe60ded6a112744ef

      SHA512

      464aaab9e08de610ad34b97d4076e92dc04c2cdc6669f60bfc50f0f9ce5d71c31b8943bd84cee1a04fb9ab5bbed3442bd41d9cb21a0dd170ea97c463e1ce2b5b

    • C:\Users\Admin\AppData\Local\Temp\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\.ba1\wixstdba.dll

      Filesize

      126KB

      MD5

      d7bf29763354eda154aad637017b5483

      SHA1

      dfa7d296bfeecde738ef4708aaabfebec6bc1e48

      SHA256

      7f5f8fcfd84132579f07e395e65b44e1b031fe01a299bce0e3dd590131c5cb93

      SHA512

      1c76175732fe68b9b12cb46077daa21e086041adbd65401717a9a1b5f3c516e03c35a90897c22c7281647d6af4a1a5ffb3fbd5706ea376d8f6e574d27396019c

    • C:\Windows\Logo1_.exe

      Filesize

      33KB

      MD5

      dd7de04b7104a93e35fb3a577b5b621b

      SHA1

      4d84ff8b82f359e1c303d9d68dda6dc503848ad6

      SHA256

      fc02df6a818f176e9499cda422291726b9e3d37d6e381dd5629295df031cde03

      SHA512

      569116a84fd5d09c06c4967d466de2f6a7be71b77edaa28bef11836d0eb5fa20eef5c9c415540a8f5f785cdbe0e059f21a835952b81ac97b5e620a52bf56a921

    • F:\$RECYCLE.BIN\S-1-5-21-4050598569-1597076380-177084960-1000\_desktop.ini

      Filesize

      10B

      MD5

      28a582403dbb209b6c5cb7bada9c918d

      SHA1

      db58560be63032a4cbd738d2d639e5bf764d6277

      SHA256

      b5a9fa3acde4d9499ea08a6d9ff193fc9cda57f04141f82d2422a4008f451200

      SHA512

      511b4d3886d671d01c66d2509b784a199e68a00f2597d311d8d0770f0b1030680136ee450343a8d6c4b51d9de8448bafdde44dc1a1c6e62bccde47d5af03fbae

    • memory/2924-35-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/2924-2930-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/2924-8-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/2924-8940-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/4860-0-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/4860-11-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB