Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    04/09/2023, 09:34

General

  • Target

    cd48b6f8f7ef5272d552a73021dd43f45dab66fe17a946a67abd639a1e782b5c.exe

  • Size

    478KB

  • MD5

    ebd7225ca6d2671c11276e57b4b98968

  • SHA1

    f15a6567337e16fa539e483bec4f422c1931614b

  • SHA256

    cd48b6f8f7ef5272d552a73021dd43f45dab66fe17a946a67abd639a1e782b5c

  • SHA512

    1a4334c7779ac3f7765ebd38bde9c80203e4b63a2f9fbb53aace6fbc8904f92eed38592ec8fc8cfd1eb9d51dfa1b2d74f23efe2a58a75d8d64f418f3a695bce0

  • SSDEEP

    12288:oUMHdZc0IursYCYQeSnyZJiqlEbXSb9NtCGOF2O27MVzy:JMHxMYenGJiKEbXWtfOkUy

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 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
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 43 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1280
      • C:\Users\Admin\AppData\Local\Temp\cd48b6f8f7ef5272d552a73021dd43f45dab66fe17a946a67abd639a1e782b5c.exe
        "C:\Users\Admin\AppData\Local\Temp\cd48b6f8f7ef5272d552a73021dd43f45dab66fe17a946a67abd639a1e782b5c.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2480
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2008
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:1640
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a4569.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2768
            • C:\Users\Admin\AppData\Local\Temp\cd48b6f8f7ef5272d552a73021dd43f45dab66fe17a946a67abd639a1e782b5c.exe
              "C:\Users\Admin\AppData\Local\Temp\cd48b6f8f7ef5272d552a73021dd43f45dab66fe17a946a67abd639a1e782b5c.exe"
              4⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Suspicious use of WriteProcessMemory
              PID:2764
              • C:\Users\Admin\AppData\Local\Temp\cd48b6f8f7ef5272d552a73021dd43f45dab66fe17a946a67abd639a1e782b5c.exe
                "C:\Users\Admin\AppData\Local\Temp\cd48b6f8f7ef5272d552a73021dd43f45dab66fe17a946a67abd639a1e782b5c.exe" -burn.unelevated BurnPipe.{251234C5-0091-4603-998A-7EE9F3898ED4} {EC0398E9-F061-47A0-BD6D-4239C697E6D7} 2764
                5⤵
                • Executes dropped EXE
                • Loads dropped DLL
                PID:2344
          • 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:2800
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2648
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2676
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2636
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2248

          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

                  4da1ac2c4f32700517b93712898b036c

                  SHA1

                  3f699f656e034a611355c4435358d3144fdf97cc

                  SHA256

                  3c9d714a593981994a9ad2c8c88b495ef3c1e3b89ae8c5a29d1f7240e178f069

                  SHA512

                  8c7c84dc64ccbf3bf6111ad92c05eed1283d6379c89528001ca8be56f6d13bc7e1e573f9aa72e3fa2f4bf53e4b98f243807a0201d801a57238276d5b211c9be2

                • C:\Users\Admin\AppData\Local\Temp\$$a4569.bat

                  Filesize

                  722B

                  MD5

                  d9d45378d94dd3ad060adda8a522034f

                  SHA1

                  64ed539b818f74ad747e96fd1506893922c8c295

                  SHA256

                  9cbecd0d1368f91aeb63849163701d765890179422d004c8ed8a3687fa5c06d2

                  SHA512

                  f4c288f3053ba2b578e370601418914ba71faa653cc6087cf227811b521c6a9091db3c224cfee3a3bb98fba10dc18f67c9441694ec2da40fcfcb5e4b5441061b

                • C:\Users\Admin\AppData\Local\Temp\$$a4569.bat

                  Filesize

                  722B

                  MD5

                  d9d45378d94dd3ad060adda8a522034f

                  SHA1

                  64ed539b818f74ad747e96fd1506893922c8c295

                  SHA256

                  9cbecd0d1368f91aeb63849163701d765890179422d004c8ed8a3687fa5c06d2

                  SHA512

                  f4c288f3053ba2b578e370601418914ba71faa653cc6087cf227811b521c6a9091db3c224cfee3a3bb98fba10dc18f67c9441694ec2da40fcfcb5e4b5441061b

                • C:\Users\Admin\AppData\Local\Temp\cd48b6f8f7ef5272d552a73021dd43f45dab66fe17a946a67abd639a1e782b5c.exe

                  Filesize

                  444KB

                  MD5

                  2b48f69517044d82e1ee675b1690c08b

                  SHA1

                  83ca22c8a8e9355d2b184c516e58b5400d8343e0

                  SHA256

                  507bdc3ab5a6d9ddba2df68aff6f59572180134252f5eb8cb46f9bb23006b496

                  SHA512

                  97d9b130a483263ddf59c35baceba999d7c8db4effc97bcb935cb57acc7c8d46d3681c95e24975a099e701997330c6c6175e834ddb16abc48d5e9827c74a325b

                • C:\Users\Admin\AppData\Local\Temp\cd48b6f8f7ef5272d552a73021dd43f45dab66fe17a946a67abd639a1e782b5c.exe

                  Filesize

                  444KB

                  MD5

                  2b48f69517044d82e1ee675b1690c08b

                  SHA1

                  83ca22c8a8e9355d2b184c516e58b5400d8343e0

                  SHA256

                  507bdc3ab5a6d9ddba2df68aff6f59572180134252f5eb8cb46f9bb23006b496

                  SHA512

                  97d9b130a483263ddf59c35baceba999d7c8db4effc97bcb935cb57acc7c8d46d3681c95e24975a099e701997330c6c6175e834ddb16abc48d5e9827c74a325b

                • C:\Users\Admin\AppData\Local\Temp\cd48b6f8f7ef5272d552a73021dd43f45dab66fe17a946a67abd639a1e782b5c.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:\Windows\Logo1_.exe

                  Filesize

                  33KB

                  MD5

                  346075a5736c44dccf1d8465aec587f9

                  SHA1

                  ad9ee7e900806ad60a6b9189a4d1e2d0358ff401

                  SHA256

                  a01002f54fa0fb377b3d472f03a62758bed36170ac203ebe444e719e9d190a5f

                  SHA512

                  bb21ed52463aa875ce01b3e99ac0760773a2e1ca07b35cac92b70d9e4507fed336c3c237ff041e7b8af5aa3533786b0cdc92bcae3db39a718f5b025146a6e86c

                • C:\Windows\Logo1_.exe

                  Filesize

                  33KB

                  MD5

                  346075a5736c44dccf1d8465aec587f9

                  SHA1

                  ad9ee7e900806ad60a6b9189a4d1e2d0358ff401

                  SHA256

                  a01002f54fa0fb377b3d472f03a62758bed36170ac203ebe444e719e9d190a5f

                  SHA512

                  bb21ed52463aa875ce01b3e99ac0760773a2e1ca07b35cac92b70d9e4507fed336c3c237ff041e7b8af5aa3533786b0cdc92bcae3db39a718f5b025146a6e86c

                • C:\Windows\Logo1_.exe

                  Filesize

                  33KB

                  MD5

                  346075a5736c44dccf1d8465aec587f9

                  SHA1

                  ad9ee7e900806ad60a6b9189a4d1e2d0358ff401

                  SHA256

                  a01002f54fa0fb377b3d472f03a62758bed36170ac203ebe444e719e9d190a5f

                  SHA512

                  bb21ed52463aa875ce01b3e99ac0760773a2e1ca07b35cac92b70d9e4507fed336c3c237ff041e7b8af5aa3533786b0cdc92bcae3db39a718f5b025146a6e86c

                • C:\Windows\rundl132.exe

                  Filesize

                  33KB

                  MD5

                  346075a5736c44dccf1d8465aec587f9

                  SHA1

                  ad9ee7e900806ad60a6b9189a4d1e2d0358ff401

                  SHA256

                  a01002f54fa0fb377b3d472f03a62758bed36170ac203ebe444e719e9d190a5f

                  SHA512

                  bb21ed52463aa875ce01b3e99ac0760773a2e1ca07b35cac92b70d9e4507fed336c3c237ff041e7b8af5aa3533786b0cdc92bcae3db39a718f5b025146a6e86c

                • F:\$RECYCLE.BIN\S-1-5-21-3750544865-3773649541-1858556521-1000\_desktop.ini

                  Filesize

                  8B

                  MD5

                  587438ba3214d6958f23eced1b2cd39c

                  SHA1

                  56d9150b977089419b026aaf6ee032981c437dfd

                  SHA256

                  4a9d4c3f321c10e2bb0319dca7695b9b3252a0e1d35cfc2a09bac15d5c36e090

                  SHA512

                  31309fcfa73bf18bb138cbe3744414acc13498184290586c8f185e828027f7b0c647f3f102826099465c7995a29e8a33d95f832ffac8d16b619b53f037e4fd63

                • \Users\Admin\AppData\Local\Temp\cd48b6f8f7ef5272d552a73021dd43f45dab66fe17a946a67abd639a1e782b5c.exe

                  Filesize

                  444KB

                  MD5

                  2b48f69517044d82e1ee675b1690c08b

                  SHA1

                  83ca22c8a8e9355d2b184c516e58b5400d8343e0

                  SHA256

                  507bdc3ab5a6d9ddba2df68aff6f59572180134252f5eb8cb46f9bb23006b496

                  SHA512

                  97d9b130a483263ddf59c35baceba999d7c8db4effc97bcb935cb57acc7c8d46d3681c95e24975a099e701997330c6c6175e834ddb16abc48d5e9827c74a325b

                • \Users\Admin\AppData\Local\Temp\cd48b6f8f7ef5272d552a73021dd43f45dab66fe17a946a67abd639a1e782b5c.exe

                  Filesize

                  444KB

                  MD5

                  2b48f69517044d82e1ee675b1690c08b

                  SHA1

                  83ca22c8a8e9355d2b184c516e58b5400d8343e0

                  SHA256

                  507bdc3ab5a6d9ddba2df68aff6f59572180134252f5eb8cb46f9bb23006b496

                  SHA512

                  97d9b130a483263ddf59c35baceba999d7c8db4effc97bcb935cb57acc7c8d46d3681c95e24975a099e701997330c6c6175e834ddb16abc48d5e9827c74a325b

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

                  Filesize

                  126KB

                  MD5

                  d7bf29763354eda154aad637017b5483

                  SHA1

                  dfa7d296bfeecde738ef4708aaabfebec6bc1e48

                  SHA256

                  7f5f8fcfd84132579f07e395e65b44e1b031fe01a299bce0e3dd590131c5cb93

                  SHA512

                  1c76175732fe68b9b12cb46077daa21e086041adbd65401717a9a1b5f3c516e03c35a90897c22c7281647d6af4a1a5ffb3fbd5706ea376d8f6e574d27396019c

                • memory/1280-45-0x0000000002220000-0x0000000002221000-memory.dmp

                  Filesize

                  4KB

                • memory/2480-0-0x0000000000400000-0x000000000043D000-memory.dmp

                  Filesize

                  244KB

                • memory/2480-16-0x00000000002B0000-0x00000000002ED000-memory.dmp

                  Filesize

                  244KB

                • memory/2480-15-0x0000000000400000-0x000000000043D000-memory.dmp

                  Filesize

                  244KB

                • memory/2800-19-0x0000000000400000-0x000000000043D000-memory.dmp

                  Filesize

                  244KB

                • memory/2800-49-0x0000000000400000-0x000000000043D000-memory.dmp

                  Filesize

                  244KB

                • memory/2800-1641-0x0000000000400000-0x000000000043D000-memory.dmp

                  Filesize

                  244KB

                • memory/2800-3953-0x0000000000400000-0x000000000043D000-memory.dmp

                  Filesize

                  244KB

                • memory/2800-4070-0x0000000000400000-0x000000000043D000-memory.dmp

                  Filesize

                  244KB