Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    31-12-2024 02:19

General

  • Target

    35f873a09d5330e0c8c0e0bdabac9640e606ac7955b6e2082d9d1ca3d9880492.exe

  • Size

    1.6MB

  • MD5

    31ba582dde7c48214dfc929a8c5d5662

  • SHA1

    39497422641176cb4b6f8828b43805cbd1258d53

  • SHA256

    35f873a09d5330e0c8c0e0bdabac9640e606ac7955b6e2082d9d1ca3d9880492

  • SHA512

    1357ffa717079a422ac2510f010722ec464c1f595fbba3a1df847ff3370f30d5b6adb393f846838c565de7b669c6e0968236c6ed8ce079da3281531373aa849e

  • SSDEEP

    24576:snsJ39LyjbJkQFMhmC+6GD9ChloDX0XOf4f/mlhxQfnmrAL4bHpZlF:snsHyjtk2MYC5GD4hloJfY/mlT/rLL

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
  • Drops startup file 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 6 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • AutoIT Executable 14 IoCs

    AutoIT scripts compiled to PE executables.

  • UPX packed file 17 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 11 IoCs

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

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • NTFS ADS 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\35f873a09d5330e0c8c0e0bdabac9640e606ac7955b6e2082d9d1ca3d9880492.exe
    "C:\Users\Admin\AppData\Local\Temp\35f873a09d5330e0c8c0e0bdabac9640e606ac7955b6e2082d9d1ca3d9880492.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2508
    • C:\Users\Admin\AppData\Local\Temp\._cache_35f873a09d5330e0c8c0e0bdabac9640e606ac7955b6e2082d9d1ca3d9880492.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_35f873a09d5330e0c8c0e0bdabac9640e606ac7955b6e2082d9d1ca3d9880492.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • NTFS ADS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of WriteProcessMemory
      PID:2408
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c schtasks /create /tn CXNFQD.exe /tr C:\Users\Admin\AppData\Roaming\Windata\ZTCKPI.exe /sc minute /mo 1
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2616
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /create /tn CXNFQD.exe /tr C:\Users\Admin\AppData\Roaming\Windata\ZTCKPI.exe /sc minute /mo 1
          4⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:1876
      • C:\Windows\SysWOW64\WSCript.exe
        WSCript C:\Users\Admin\AppData\Local\Temp\CXNFQD.vbs
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2720
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2324
      • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2724
  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /automation -Embedding
    1⤵
    • System Location Discovery: System Language Discovery
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:2956
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {9D7BC608-CFEF-47FB-9AC3-7EA55481AE7D} S-1-5-21-2872745919-2748461613-2989606286-1000:CCJBVTGQ\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1792
    • C:\Users\Admin\AppData\Roaming\Windata\ZTCKPI.exe
      C:\Users\Admin\AppData\Roaming\Windata\ZTCKPI.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1348
    • C:\Users\Admin\AppData\Roaming\Windata\ZTCKPI.exe
      C:\Users\Admin\AppData\Roaming\Windata\ZTCKPI.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2784
    • C:\Users\Admin\AppData\Roaming\Windata\ZTCKPI.exe
      C:\Users\Admin\AppData\Roaming\Windata\ZTCKPI.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1432

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    1.6MB

    MD5

    31ba582dde7c48214dfc929a8c5d5662

    SHA1

    39497422641176cb4b6f8828b43805cbd1258d53

    SHA256

    35f873a09d5330e0c8c0e0bdabac9640e606ac7955b6e2082d9d1ca3d9880492

    SHA512

    1357ffa717079a422ac2510f010722ec464c1f595fbba3a1df847ff3370f30d5b6adb393f846838c565de7b669c6e0968236c6ed8ce079da3281531373aa849e

  • C:\Users\Admin\AppData\Local\Temp\CXNFQD.vbs

    Filesize

    964B

    MD5

    7a7e28eca35ea24cb847692a40b767d3

    SHA1

    46481539dd632bf648846a054b11cc2189f476f3

    SHA256

    b3bbd4d5bc62905231472012a37be25569aac07f4e4b7d3c972eaacef4b7e200

    SHA512

    ef4aa26725b1fd0520d9287966d2b139a1a22ce4ebc47f8b8b1e8c9c200e9b2bd2100e7aed4fb944d565c2b2196be72ab62248a41114e17a64fa8698906d0341

  • C:\Users\Admin\AppData\Local\Temp\Idn6En7u.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • C:\Users\Admin\AppData\Local\Temp\Idn6En7u.xlsm

    Filesize

    20KB

    MD5

    b6ef9393c1705c7cc34972210c0dbcb2

    SHA1

    eaaa11d5c17ca0e9781f5d000a7b034975ae8e0e

    SHA256

    c220d20f11d29ae55bfa7b120b89eb72ad8e76239921c13426062056c11097da

    SHA512

    83b7c3173858115ab6eecab67d761a89b4d09330796b4bed6c7108baef1a0da435cbf49b9cd0bd6ed60441dee598c9661ae60a6c97eca55caab7b24b131ef6ff

  • C:\Users\Admin\AppData\Local\Temp\Idn6En7u.xlsm

    Filesize

    24KB

    MD5

    8305fa8c143b801e44b26fb6b447338d

    SHA1

    b201740ed876cd9d786e49aaaa0aacb55b185fee

    SHA256

    3c2c5c6f0e2cfa9b1062e9bf39d8d65616d5682244ebb62f83e38bd574a657d3

    SHA512

    2900211a47b120ee64df1945bc4e61e028be9c876b9d20954af10cba987deb6276a66b49027c4ed47970b0a5388b8ee39956535d9a4d0e66dbb6c53fced3fae4

  • \Users\Admin\AppData\Local\Temp\._cache_35f873a09d5330e0c8c0e0bdabac9640e606ac7955b6e2082d9d1ca3d9880492.exe

    Filesize

    894KB

    MD5

    fe8fbb45f71518a33c161e70f6ee1037

    SHA1

    613ae22860d3e15053eea1343b6ca7cd817ee404

    SHA256

    0ee0aa62c8788b17ea2834a427c7a2e6f69b9bd9a8881a72397d35ad162fce1e

    SHA512

    1f9e0851d292fa65c60609796ec9f43e88b994e096171786805c608d924f65ca37cb655047d0717fa0d7c669e86b871fef15e68156c4e6a91bf4b3dc0dd6369b

  • memory/1348-116-0x00000000012A0000-0x000000000148F000-memory.dmp

    Filesize

    1.9MB

  • memory/1348-115-0x00000000012A0000-0x000000000148F000-memory.dmp

    Filesize

    1.9MB

  • memory/1432-174-0x0000000000F20000-0x000000000110F000-memory.dmp

    Filesize

    1.9MB

  • memory/1432-173-0x0000000000F20000-0x000000000110F000-memory.dmp

    Filesize

    1.9MB

  • memory/2324-52-0x0000000005590000-0x000000000577F000-memory.dmp

    Filesize

    1.9MB

  • memory/2324-112-0x0000000000400000-0x00000000005A2000-memory.dmp

    Filesize

    1.6MB

  • memory/2324-39-0x0000000005590000-0x000000000577F000-memory.dmp

    Filesize

    1.9MB

  • memory/2324-118-0x0000000000400000-0x00000000005A2000-memory.dmp

    Filesize

    1.6MB

  • memory/2324-156-0x0000000000400000-0x00000000005A2000-memory.dmp

    Filesize

    1.6MB

  • memory/2324-54-0x0000000000400000-0x00000000005A2000-memory.dmp

    Filesize

    1.6MB

  • memory/2408-19-0x00000000009F0000-0x0000000000BDF000-memory.dmp

    Filesize

    1.9MB

  • memory/2408-127-0x00000000009F0000-0x0000000000BDF000-memory.dmp

    Filesize

    1.9MB

  • memory/2408-170-0x00000000009F0000-0x0000000000BDF000-memory.dmp

    Filesize

    1.9MB

  • memory/2408-168-0x00000000009F0000-0x0000000000BDF000-memory.dmp

    Filesize

    1.9MB

  • memory/2408-162-0x00000000009F0000-0x0000000000BDF000-memory.dmp

    Filesize

    1.9MB

  • memory/2408-47-0x0000000000BF0000-0x0000000000C00000-memory.dmp

    Filesize

    64KB

  • memory/2408-55-0x0000000000BF0000-0x0000000000C00000-memory.dmp

    Filesize

    64KB

  • memory/2408-51-0x00000000009F0000-0x0000000000BDF000-memory.dmp

    Filesize

    1.9MB

  • memory/2408-53-0x00000000009F0000-0x0000000000BDF000-memory.dmp

    Filesize

    1.9MB

  • memory/2408-119-0x00000000009F0000-0x0000000000BDF000-memory.dmp

    Filesize

    1.9MB

  • memory/2508-0-0x00000000001B0000-0x00000000001B1000-memory.dmp

    Filesize

    4KB

  • memory/2508-27-0x0000000000400000-0x00000000005A2000-memory.dmp

    Filesize

    1.6MB

  • memory/2508-17-0x0000000005700000-0x00000000058EF000-memory.dmp

    Filesize

    1.9MB

  • memory/2724-49-0x0000000000200000-0x00000000003EF000-memory.dmp

    Filesize

    1.9MB

  • memory/2724-40-0x0000000000200000-0x00000000003EF000-memory.dmp

    Filesize

    1.9MB

  • memory/2784-158-0x0000000000360000-0x000000000054F000-memory.dmp

    Filesize

    1.9MB

  • memory/2784-159-0x0000000000360000-0x000000000054F000-memory.dmp

    Filesize

    1.9MB

  • memory/2956-110-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2956-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB