Analysis

  • max time kernel
    142s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-11-2024 08:47

General

  • Target

    MunzyTempSpoofer.exe

  • Size

    1.1MB

  • MD5

    9ecc5c00e6ef385d71f87f66da559241

  • SHA1

    f0f1bec3a9ae9214bb2daa3574f6dd064f6c2451

  • SHA256

    f5855524bf79d214423b91be83872ebf9674fe277175b6ab28b6c48be3d07f3e

  • SHA512

    b8cd2b51a42d30257b9bbf3cec0326ed933d1f0a1a824159551b92d244d6d3790bbb1b0e465bfa6a7251c7e95a7eedbb2eddc2d4635a89a248a95088b3865dc1

  • SSDEEP

    24576:onsJ39LyjbJkQFMhmC+6GD9tMhriNgMJ+/n:onsHyjtk2MYC5GDkhriin

Malware Config

Extracted

Family

xred

C2

xred.mooo.com

Attributes
  • email

    [email protected]

  • payload_url

    http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download

    https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1

    http://xred.site50.net/syn/SUpdate.ini

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download

    https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1

    http://xred.site50.net/syn/Synaptics.rar

    https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download

    https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1

    http://xred.site50.net/syn/SSLLibrary.dll

Signatures

  • Xred

    Xred is backdoor written in Delphi.

  • Xred family
  • Suspicious Office macro 1 IoCs

    Office document equipped with macros.

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MunzyTempSpoofer.exe
    "C:\Users\Admin\AppData\Local\Temp\MunzyTempSpoofer.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4164
    • C:\Users\Admin\AppData\Local\Temp\._cache_MunzyTempSpoofer.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_MunzyTempSpoofer.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:2988
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:4868
      • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:3540
  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /automation -Embedding
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:4052

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    1.1MB

    MD5

    9ecc5c00e6ef385d71f87f66da559241

    SHA1

    f0f1bec3a9ae9214bb2daa3574f6dd064f6c2451

    SHA256

    f5855524bf79d214423b91be83872ebf9674fe277175b6ab28b6c48be3d07f3e

    SHA512

    b8cd2b51a42d30257b9bbf3cec0326ed933d1f0a1a824159551b92d244d6d3790bbb1b0e465bfa6a7251c7e95a7eedbb2eddc2d4635a89a248a95088b3865dc1

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

    Filesize

    404KB

    MD5

    5943152febf4a8f81d10761dae44b013

    SHA1

    ed988f1166c47c098d45d78df08e94357dfd589e

    SHA256

    04772a59466564dabfcc0213fa6c86088f20f3ffa39c7f06c1f24d132ce19b78

    SHA512

    ac818af07ebaa435dd9aeba9941de83e6c5472aca750a0ce67f1375b9e74146927c07a56737f49ec33b1b587e7cac78f44374d51fbff36cd86f19c797355d0d6

  • C:\Users\Admin\AppData\Local\Temp\U6MZfnnC.xlsm

    Filesize

    24KB

    MD5

    7e4c2f29de680b51ec0ee44fc2d3d92f

    SHA1

    0689612f25083848dfde476d57c4e77668f4476b

    SHA256

    39b8a6cdefa58b2aac5b2cf038304d6319963dff274fd3593584cdb12b084a60

    SHA512

    7259484db7d6a4b7cc8685492159b3239f851ef470843ecdd185fa53d38a92bdaa9849341c60a3e75cd55d3938623a02311c505ade2bb0e0babe99da97f8adc3

  • C:\Users\Admin\AppData\Local\Temp\U6MZfnnC.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • memory/2988-70-0x00007FFBFA753000-0x00007FFBFA755000-memory.dmp

    Filesize

    8KB

  • memory/2988-71-0x000002314DA80000-0x000002314DAEC000-memory.dmp

    Filesize

    432KB

  • memory/2988-250-0x00007FFBFA753000-0x00007FFBFA755000-memory.dmp

    Filesize

    8KB

  • memory/2988-192-0x0000023168100000-0x0000023168112000-memory.dmp

    Filesize

    72KB

  • memory/3540-224-0x000001947D750000-0x000001947D78C000-memory.dmp

    Filesize

    240KB

  • memory/3540-202-0x000001947D6E0000-0x000001947D702000-memory.dmp

    Filesize

    136KB

  • memory/4052-197-0x00007FFBD91B0000-0x00007FFBD91C0000-memory.dmp

    Filesize

    64KB

  • memory/4052-193-0x00007FFBD91B0000-0x00007FFBD91C0000-memory.dmp

    Filesize

    64KB

  • memory/4052-194-0x00007FFBD91B0000-0x00007FFBD91C0000-memory.dmp

    Filesize

    64KB

  • memory/4052-198-0x00007FFBD6F70000-0x00007FFBD6F80000-memory.dmp

    Filesize

    64KB

  • memory/4052-199-0x00007FFBD6F70000-0x00007FFBD6F80000-memory.dmp

    Filesize

    64KB

  • memory/4052-196-0x00007FFBD91B0000-0x00007FFBD91C0000-memory.dmp

    Filesize

    64KB

  • memory/4052-195-0x00007FFBD91B0000-0x00007FFBD91C0000-memory.dmp

    Filesize

    64KB

  • memory/4164-0-0x0000000000710000-0x0000000000711000-memory.dmp

    Filesize

    4KB

  • memory/4164-130-0x0000000000400000-0x0000000000527000-memory.dmp

    Filesize

    1.2MB

  • memory/4868-131-0x00000000006E0000-0x00000000006E1000-memory.dmp

    Filesize

    4KB

  • memory/4868-252-0x00000000006E0000-0x00000000006E1000-memory.dmp

    Filesize

    4KB

  • memory/4868-251-0x0000000000400000-0x0000000000527000-memory.dmp

    Filesize

    1.2MB

  • memory/4868-256-0x0000000000400000-0x0000000000527000-memory.dmp

    Filesize

    1.2MB

  • memory/4868-283-0x0000000000400000-0x0000000000527000-memory.dmp

    Filesize

    1.2MB