Analysis

  • max time kernel
    182s
  • max time network
    179s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-12-2022 23:16

General

  • Target

    c11c35d6c90b76731ea284cd65b14984ee8be402f54e2f0feaa6b9e93647c2d0.exe

  • Size

    232KB

  • MD5

    ee1775fda016d56e3193b7b673b4cf71

  • SHA1

    2a0bafcb24111dc22f09a631d839d8bb82323e5f

  • SHA256

    c11c35d6c90b76731ea284cd65b14984ee8be402f54e2f0feaa6b9e93647c2d0

  • SHA512

    be11191761e7e20d363fa46cdfe8ae2a0cd3d4ed3ff4410a91b0704b9e6d7aadb2c7dfd9c43b1066e49ba4c9d8b29b5d8e55efa50e15c3e43e4b42bbeb66293b

  • SSDEEP

    6144:N2JR6jBaplmtyCrAotVvp+/cWD0QBZeP2ljm:kJwd9y4JtVvp+EdOeP

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 7 IoCs
  • UPX packed file 18 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 52 IoCs
  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Enumerates processes with tasklist 1 TTPs 2 IoCs
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 55 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c11c35d6c90b76731ea284cd65b14984ee8be402f54e2f0feaa6b9e93647c2d0.exe
    "C:\Users\Admin\AppData\Local\Temp\c11c35d6c90b76731ea284cd65b14984ee8be402f54e2f0feaa6b9e93647c2d0.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3376
    • C:\Users\Admin\qr5i4eI0.exe
      C:\Users\Admin\qr5i4eI0.exe
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Checks computer location settings
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2296
      • C:\Users\Admin\puuga.exe
        "C:\Users\Admin\puuga.exe"
        3⤵
        • Modifies visiblity of hidden/system files in Explorer
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:3756
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c tasklist&&del qr5i4eI0.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4892
        • C:\Windows\SysWOW64\tasklist.exe
          tasklist
          4⤵
          • Enumerates processes with tasklist
          • Suspicious use of AdjustPrivilegeToken
          PID:1552
    • C:\Users\Admin\2eet.exe
      C:\Users\Admin\2eet.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4636
      • C:\Users\Admin\2eet.exe
        "C:\Users\Admin\2eet.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:4516
      • C:\Users\Admin\2eet.exe
        "C:\Users\Admin\2eet.exe"
        3⤵
        • Executes dropped EXE
        • Maps connected drives based on registry
        • Suspicious behavior: EnumeratesProcesses
        PID:4316
      • C:\Users\Admin\2eet.exe
        "C:\Users\Admin\2eet.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:4240
      • C:\Users\Admin\2eet.exe
        "C:\Users\Admin\2eet.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:2888
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c tasklist&&del c11c35d6c90b76731ea284cd65b14984ee8be402f54e2f0feaa6b9e93647c2d0.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3672
      • C:\Windows\SysWOW64\tasklist.exe
        tasklist
        3⤵
        • Enumerates processes with tasklist
        • Suspicious use of AdjustPrivilegeToken
        PID:5028

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\2eet.exe

    Filesize

    96KB

    MD5

    90d23730203c3fa5dbcb8a068fc28f7c

    SHA1

    d24dd53a400d27984aadc060a7a0ef084cb5a005

    SHA256

    3084caf108ff772dc16ecc24eff4f8dc4b49eb2971b4754c2c38683c17597eb8

    SHA512

    13992ab89bda13b478aceeddad66391e1fd514794d8112001e5f61a76f72efbbf74bbdf8a8b509175d2ae79765febc4d804012a0251d90a1444377b3464e4726

  • C:\Users\Admin\2eet.exe

    Filesize

    96KB

    MD5

    90d23730203c3fa5dbcb8a068fc28f7c

    SHA1

    d24dd53a400d27984aadc060a7a0ef084cb5a005

    SHA256

    3084caf108ff772dc16ecc24eff4f8dc4b49eb2971b4754c2c38683c17597eb8

    SHA512

    13992ab89bda13b478aceeddad66391e1fd514794d8112001e5f61a76f72efbbf74bbdf8a8b509175d2ae79765febc4d804012a0251d90a1444377b3464e4726

  • C:\Users\Admin\2eet.exe

    Filesize

    96KB

    MD5

    90d23730203c3fa5dbcb8a068fc28f7c

    SHA1

    d24dd53a400d27984aadc060a7a0ef084cb5a005

    SHA256

    3084caf108ff772dc16ecc24eff4f8dc4b49eb2971b4754c2c38683c17597eb8

    SHA512

    13992ab89bda13b478aceeddad66391e1fd514794d8112001e5f61a76f72efbbf74bbdf8a8b509175d2ae79765febc4d804012a0251d90a1444377b3464e4726

  • C:\Users\Admin\2eet.exe

    Filesize

    96KB

    MD5

    90d23730203c3fa5dbcb8a068fc28f7c

    SHA1

    d24dd53a400d27984aadc060a7a0ef084cb5a005

    SHA256

    3084caf108ff772dc16ecc24eff4f8dc4b49eb2971b4754c2c38683c17597eb8

    SHA512

    13992ab89bda13b478aceeddad66391e1fd514794d8112001e5f61a76f72efbbf74bbdf8a8b509175d2ae79765febc4d804012a0251d90a1444377b3464e4726

  • C:\Users\Admin\2eet.exe

    Filesize

    96KB

    MD5

    90d23730203c3fa5dbcb8a068fc28f7c

    SHA1

    d24dd53a400d27984aadc060a7a0ef084cb5a005

    SHA256

    3084caf108ff772dc16ecc24eff4f8dc4b49eb2971b4754c2c38683c17597eb8

    SHA512

    13992ab89bda13b478aceeddad66391e1fd514794d8112001e5f61a76f72efbbf74bbdf8a8b509175d2ae79765febc4d804012a0251d90a1444377b3464e4726

  • C:\Users\Admin\2eet.exe

    Filesize

    96KB

    MD5

    90d23730203c3fa5dbcb8a068fc28f7c

    SHA1

    d24dd53a400d27984aadc060a7a0ef084cb5a005

    SHA256

    3084caf108ff772dc16ecc24eff4f8dc4b49eb2971b4754c2c38683c17597eb8

    SHA512

    13992ab89bda13b478aceeddad66391e1fd514794d8112001e5f61a76f72efbbf74bbdf8a8b509175d2ae79765febc4d804012a0251d90a1444377b3464e4726

  • C:\Users\Admin\puuga.exe

    Filesize

    328KB

    MD5

    b4d4d39b94c2ea73eabc2ef89e84a429

    SHA1

    670def67d6d535ad9e2f346d97fe7b5347246e27

    SHA256

    3274873a75bd5d8e675e5bc39a21d20c20d7a1bbbf08d91da526452c2ad4e794

    SHA512

    2b34aa96eb10c1cfd7d162e87a8ea697e19292148604343ce4a4bbc072999ff70625754421780c197adc656dab50218e0c27da4c7d6bff09d62b20e69ccee54b

  • C:\Users\Admin\puuga.exe

    Filesize

    328KB

    MD5

    b4d4d39b94c2ea73eabc2ef89e84a429

    SHA1

    670def67d6d535ad9e2f346d97fe7b5347246e27

    SHA256

    3274873a75bd5d8e675e5bc39a21d20c20d7a1bbbf08d91da526452c2ad4e794

    SHA512

    2b34aa96eb10c1cfd7d162e87a8ea697e19292148604343ce4a4bbc072999ff70625754421780c197adc656dab50218e0c27da4c7d6bff09d62b20e69ccee54b

  • C:\Users\Admin\qr5i4eI0.exe

    Filesize

    328KB

    MD5

    ed270a209f35e4fadd970371a6295c7d

    SHA1

    8f2d66fc5b71de4e2374899497274552cd78f31e

    SHA256

    e3595b20420990c88a734542a5cc930c3a7cb7c03989947dada31a92fd25168f

    SHA512

    d37c661b6c52ddccea1f69b322bbd234037284182cf94d63bff537e706e3cecfc006bb9d290a1256d72bf97effc20b82e233a6a1f7c3f23010f7541eadf9bc46

  • C:\Users\Admin\qr5i4eI0.exe

    Filesize

    328KB

    MD5

    ed270a209f35e4fadd970371a6295c7d

    SHA1

    8f2d66fc5b71de4e2374899497274552cd78f31e

    SHA256

    e3595b20420990c88a734542a5cc930c3a7cb7c03989947dada31a92fd25168f

    SHA512

    d37c661b6c52ddccea1f69b322bbd234037284182cf94d63bff537e706e3cecfc006bb9d290a1256d72bf97effc20b82e233a6a1f7c3f23010f7541eadf9bc46

  • memory/2888-162-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2888-168-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2888-165-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2888-175-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/4240-160-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

  • memory/4240-166-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

  • memory/4240-155-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

  • memory/4240-179-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

  • memory/4316-178-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/4316-167-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/4316-150-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/4316-170-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/4316-188-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/4516-180-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/4516-177-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/4516-149-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/4516-145-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/4516-151-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB