Analysis

  • max time kernel
    137s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    03-12-2022 13:15

General

  • Target

    c92ccaa19fc51596d29d9b55be7dd60f3239aaa7c7d0f47ae717532cd14df8f5.exe

  • Size

    161KB

  • MD5

    63d34ad1c9174f4e087b1ee821bb2e6b

  • SHA1

    196d7446de0e7acba173e303a7cd78faa3f16954

  • SHA256

    c92ccaa19fc51596d29d9b55be7dd60f3239aaa7c7d0f47ae717532cd14df8f5

  • SHA512

    893780d2c3759ba21753f884bb46272e00908641d474797d460a808cd68ddd05c087407fec0da45135ebd489b33aa8a7a9e6dbbd0ca603c9d4302279b29cd418

  • SSDEEP

    3072:OLAfT489k8WRldsZHXIFvQKqh+drbuKeZIdcl5TzUvtRJEa3mLikk:AArT+/dsZ4/iOb/kIClxoEnikk

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Registers COM server for autorun 1 TTPs 4 IoCs
  • Deletes itself 1 IoCs
  • Unexpected DNS network traffic destination 18 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies registry class 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\system32\services.exe
    C:\Windows\system32\services.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:464
  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Executes dropped EXE
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1204
    • C:\Users\Admin\AppData\Local\Temp\c92ccaa19fc51596d29d9b55be7dd60f3239aaa7c7d0f47ae717532cd14df8f5.exe
      "C:\Users\Admin\AppData\Local\Temp\c92ccaa19fc51596d29d9b55be7dd60f3239aaa7c7d0f47ae717532cd14df8f5.exe"
      2⤵
      • Registers COM server for autorun
      • Suspicious use of SetThreadContext
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1768
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe"
        3⤵
        • Deletes itself
        PID:1812

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-18\$d4e37f8e5af09b64e86d0830097e992e\@

    Filesize

    2KB

    MD5

    3db0e9dd3d15ade249329be04e0ac18a

    SHA1

    29f9f75d4f821791f198b1d55b815ca8449fc961

    SHA256

    7c2679d13ce9a82352ca2f650fdf91f81f97e4fac46dceffa352c14204e925ac

    SHA512

    a8ab47435c5286f48f34020fbb3bf1085e9ea493baad01c08ed9c5f172efa4f59c3a35ca3a83c5e045265640eb4a891119ad0af36399302cb76db0d83173aa34

  • C:\$Recycle.Bin\S-1-5-18\$d4e37f8e5af09b64e86d0830097e992e\n

    Filesize

    25KB

    MD5

    9e0cd37b6d0809cf7d5fa5b521538d0d

    SHA1

    411ffdbe6c151dbd417bc59fa9dfec22b0adc9f2

    SHA256

    55d9748f0556576a8d522cf4b8dcfc9717436adcc487d49b3320770432960db2

    SHA512

    b511ee744dbe6cf0f54cb840d3786e89161115d0038425dde86d57752f76cae7a05f020120b43dc1444bd914c8c1690049e456635cc794fbf90e26794587dfc5

  • C:\$Recycle.Bin\S-1-5-21-4063495947-34355257-727531523-1000\$d4e37f8e5af09b64e86d0830097e992e\n

    Filesize

    25KB

    MD5

    9e0cd37b6d0809cf7d5fa5b521538d0d

    SHA1

    411ffdbe6c151dbd417bc59fa9dfec22b0adc9f2

    SHA256

    55d9748f0556576a8d522cf4b8dcfc9717436adcc487d49b3320770432960db2

    SHA512

    b511ee744dbe6cf0f54cb840d3786e89161115d0038425dde86d57752f76cae7a05f020120b43dc1444bd914c8c1690049e456635cc794fbf90e26794587dfc5

  • \$Recycle.Bin\S-1-5-18\$d4e37f8e5af09b64e86d0830097e992e\n

    Filesize

    25KB

    MD5

    9e0cd37b6d0809cf7d5fa5b521538d0d

    SHA1

    411ffdbe6c151dbd417bc59fa9dfec22b0adc9f2

    SHA256

    55d9748f0556576a8d522cf4b8dcfc9717436adcc487d49b3320770432960db2

    SHA512

    b511ee744dbe6cf0f54cb840d3786e89161115d0038425dde86d57752f76cae7a05f020120b43dc1444bd914c8c1690049e456635cc794fbf90e26794587dfc5

  • \$Recycle.Bin\S-1-5-21-4063495947-34355257-727531523-1000\$d4e37f8e5af09b64e86d0830097e992e\n

    Filesize

    25KB

    MD5

    9e0cd37b6d0809cf7d5fa5b521538d0d

    SHA1

    411ffdbe6c151dbd417bc59fa9dfec22b0adc9f2

    SHA256

    55d9748f0556576a8d522cf4b8dcfc9717436adcc487d49b3320770432960db2

    SHA512

    b511ee744dbe6cf0f54cb840d3786e89161115d0038425dde86d57752f76cae7a05f020120b43dc1444bd914c8c1690049e456635cc794fbf90e26794587dfc5

  • memory/1768-56-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/1768-57-0x0000000000310000-0x0000000000337000-memory.dmp

    Filesize

    156KB

  • memory/1768-63-0x0000000000310000-0x0000000000337000-memory.dmp

    Filesize

    156KB

  • memory/1768-62-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/1812-61-0x0000000000000000-mapping.dmp