Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19-11-2024 13:04

General

  • Target

    2b82a405c360bdb439ff624b15f7533129e11b8c591daa26455762c5e0acd42cN.exe

  • Size

    1.7MB

  • MD5

    433186db017b2b23e8dab25763de3240

  • SHA1

    80f659c3a32a40310e81754fa403ae9ddb679e0e

  • SHA256

    2b82a405c360bdb439ff624b15f7533129e11b8c591daa26455762c5e0acd42c

  • SHA512

    f12bb0b62d0ecae5dd1f4f6b894ad34eed4a26a07343eead5ad49844726c6303fb97f4a8288dd5bdaea3fdb1115878ca9f3f4c3299492845bf624807e62b743d

  • SSDEEP

    24576:rnsJ39LyjbJkQFMhmC+6GD9GueLfaO9yaooJn0PfSYvMK4aimr5IsNftaiuv:rnsHyjtk2MYC5GDEjaOIS1475hkv

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
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 7 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 5 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
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2b82a405c360bdb439ff624b15f7533129e11b8c591daa26455762c5e0acd42cN.exe
    "C:\Users\Admin\AppData\Local\Temp\2b82a405c360bdb439ff624b15f7533129e11b8c591daa26455762c5e0acd42cN.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2940
    • C:\Users\Admin\AppData\Local\Temp\._cache_2b82a405c360bdb439ff624b15f7533129e11b8c591daa26455762c5e0acd42cN.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_2b82a405c360bdb439ff624b15f7533129e11b8c591daa26455762c5e0acd42cN.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2384
    • 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:2204
      • 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:2860
  • 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:2612

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    1.7MB

    MD5

    433186db017b2b23e8dab25763de3240

    SHA1

    80f659c3a32a40310e81754fa403ae9ddb679e0e

    SHA256

    2b82a405c360bdb439ff624b15f7533129e11b8c591daa26455762c5e0acd42c

    SHA512

    f12bb0b62d0ecae5dd1f4f6b894ad34eed4a26a07343eead5ad49844726c6303fb97f4a8288dd5bdaea3fdb1115878ca9f3f4c3299492845bf624807e62b743d

  • C:\Users\Admin\AppData\Local\Temp\._cache_2b82a405c360bdb439ff624b15f7533129e11b8c591daa26455762c5e0acd42cN.exe

    Filesize

    995KB

    MD5

    4a0b000b572b7f2583b3a1ac32b1cc8a

    SHA1

    14d9b879be947ae5ac9316d33b5b684bfb3c9850

    SHA256

    4873671ac359c69c45fba604abed4e8c19abea443fe2aee1f51528603ba11d6e

    SHA512

    1d458042f3949259f339b92b3a3e6cc2c070fd14dfcdd0d63db8aa80b327d4d9b75411e19b2bb4757db6aa41e3937f2dde4f7af01204106d1605e4d28e744b1e

  • C:\Users\Admin\AppData\Local\Temp\QRxCbRE5.xlsm

    Filesize

    17KB

    MD5

    af4d37aad8b34471da588360a43e768a

    SHA1

    83ed64667d4e68ea531b8bcf58aab3ed4a5ca998

    SHA256

    e7550c3453156531308fda255a198c3710aa4bc7412819c180b103c11e85cef1

    SHA512

    74f5000038c47b7c909c4ee5740e0e87cac12c9c96fff8b1c7ec749541ee3d4b7efd80f9ac02cd39809dca3f2707d0063fa852a3a541342d93a9d03de08823da

  • memory/2204-47-0x0000000000400000-0x00000000005BC000-memory.dmp

    Filesize

    1.7MB

  • memory/2204-99-0x0000000000400000-0x00000000005BC000-memory.dmp

    Filesize

    1.7MB

  • memory/2204-57-0x0000000000400000-0x00000000005BC000-memory.dmp

    Filesize

    1.7MB

  • memory/2204-54-0x0000000000400000-0x00000000005BC000-memory.dmp

    Filesize

    1.7MB

  • memory/2384-22-0x0000000000400000-0x0000000000502000-memory.dmp

    Filesize

    1.0MB

  • memory/2384-45-0x0000000000400000-0x0000000000502000-memory.dmp

    Filesize

    1.0MB

  • memory/2384-44-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/2384-21-0x0000000000405000-0x0000000000406000-memory.dmp

    Filesize

    4KB

  • memory/2384-53-0x0000000000400000-0x0000000000502000-memory.dmp

    Filesize

    1.0MB

  • memory/2384-20-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/2612-49-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2860-48-0x0000000000400000-0x0000000000502000-memory.dmp

    Filesize

    1.0MB

  • memory/2940-31-0x0000000000400000-0x00000000005BC000-memory.dmp

    Filesize

    1.7MB

  • memory/2940-0-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB