Analysis

  • max time kernel
    140s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2024 15:38

General

  • Target

    75bb42224b7b2a9cdd6d6ddcedf1ee999606ed8ae472cee7182167280a3d9c5b.exe

  • Size

    1.4MB

  • MD5

    05a686c4d90be9eef89fba0582b5e505

  • SHA1

    16d983a18e84a0e80c6d7cfd63318e57914eef91

  • SHA256

    75bb42224b7b2a9cdd6d6ddcedf1ee999606ed8ae472cee7182167280a3d9c5b

  • SHA512

    00d173edb986b5162db56309c975bbaa91ec0b82feb45c717325995177105febd82bbdd796a78116ceb7462e92d7e3f5bc3f9032580fee7a1fdec5378d19b53f

  • SSDEEP

    24576:HnsJ39LyjbJkQFMhmC+6GD9VQUhVUKXn/zjLyp65SNbRaYy5jJ3dW:HnsHyjtk2MYC5GDfQUoCo6YrEV34

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
  • UPX packed file 3 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 3 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\75bb42224b7b2a9cdd6d6ddcedf1ee999606ed8ae472cee7182167280a3d9c5b.exe
    "C:\Users\Admin\AppData\Local\Temp\75bb42224b7b2a9cdd6d6ddcedf1ee999606ed8ae472cee7182167280a3d9c5b.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1632
    • C:\Users\Admin\AppData\Local\Temp\._cache_75bb42224b7b2a9cdd6d6ddcedf1ee999606ed8ae472cee7182167280a3d9c5b.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_75bb42224b7b2a9cdd6d6ddcedf1ee999606ed8ae472cee7182167280a3d9c5b.exe"
      2⤵
      • Executes dropped EXE
      PID:1124
    • 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:2808
      • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        PID:2784
  • 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:2876

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    1.4MB

    MD5

    05a686c4d90be9eef89fba0582b5e505

    SHA1

    16d983a18e84a0e80c6d7cfd63318e57914eef91

    SHA256

    75bb42224b7b2a9cdd6d6ddcedf1ee999606ed8ae472cee7182167280a3d9c5b

    SHA512

    00d173edb986b5162db56309c975bbaa91ec0b82feb45c717325995177105febd82bbdd796a78116ceb7462e92d7e3f5bc3f9032580fee7a1fdec5378d19b53f

  • C:\Users\Admin\AppData\Local\Temp\vL5FhUDx.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • C:\Users\Admin\AppData\Local\Temp\vL5FhUDx.xlsm

    Filesize

    23KB

    MD5

    b51926198e652109f446de4c84f52e12

    SHA1

    de2345d0700299577b946bb75e6c2410ecde557b

    SHA256

    10e7856721ce5e069694b170237ad30e632badd4ee997acb114bd13444c8cd19

    SHA512

    e2d8466fadea6cec5eec6c53776f8754d4871cb96d8b08626341f014551776c0ec8442923a67428cbbfa43e8803ffd454b46364367ff9e7d44758a45f6d958b1

  • C:\Users\Admin\AppData\Local\Temp\vL5FhUDx.xlsm

    Filesize

    24KB

    MD5

    1eaa1460d7305d9c510eb0e0eaae0b40

    SHA1

    a6798dc008a461f2d5c2016a744d11a2c51b599d

    SHA256

    e2cc03a244053b34bb15028b77af8e0f7ee5af0469948f3a2eb405a167796841

    SHA512

    011b74ededa157b63840b178ffb7a24e589368b27eae06f3d6ac2eeff7091087e01d617084ae2c82ab572ec6e0534a09c7e743a6885155f2edc240c550294d30

  • C:\Users\Admin\AppData\Local\Temp\vL5FhUDx.xlsm

    Filesize

    25KB

    MD5

    7432a3ad84fa47ce5568ffdcea447db7

    SHA1

    f49da0f8291451c4e4986b435eb703227e6067a6

    SHA256

    8974ec91629aa33d189fa0de364ab4cd829416c96a31a384d0b47b3d71742357

    SHA512

    cdcfd37ab52f65cd885c296a2968eb399a91ddab6c95ba9be56b84337558b4faab998c4414e14ec6daefab86ee355b5b0d8970ec02c65da0f509a80fc03ca946

  • C:\Users\Admin\AppData\Local\Temp\vL5FhUDx.xlsm

    Filesize

    24KB

    MD5

    7636d29b5e373057713ff04006b18235

    SHA1

    23ac6b90e2e2d7d8cddc4e89d005442d6fd6b8b4

    SHA256

    47ac1017fd36c842f08f117e1e2a82e3de36bda5e1f151fa9f976c0733db2235

    SHA512

    e7c81d4d44b599ef6d22d9344796126343015476e661861491644f003c7539c41f20b2ec3ea01a799e6d64536472b408b0e5841783296eb9b46d60d5f6d06846

  • C:\Users\Admin\AppData\Local\Temp\vL5FhUDx.xlsm

    Filesize

    24KB

    MD5

    14c0e6834ce8cc256620ecce02f12a7f

    SHA1

    9c12cf95a187e13d8a03f98f77f1e8c8b6780b7a

    SHA256

    cf9df16cc5e5ca9ba34c8c6f9e09b7493b843ec7d5297b8d0c601e0b80a91e81

    SHA512

    54f13f26152b4b5216811172d499ac2fbf4c8cc45a87850c501aac02b45f06622f77f4fcc3041576a002ee891b15db7d892f5b4004fb0e92af0495c2eec9c7d8

  • C:\Users\Admin\Desktop\~$UnblockPublish.xlsx

    Filesize

    165B

    MD5

    ff09371174f7c701e75f357a187c06e8

    SHA1

    57f9a638fd652922d7eb23236c80055a91724503

    SHA256

    e4ba04959837c27019a2349015543802439e152ddc4baf4e8c7b9d2b483362a8

    SHA512

    e4d01e5908e9f80b7732473ec6807bb7faa5425e3154d5642350f44d7220af3cffd277e0b67bcf03f1433ac26a26edb3ddd3707715b61d054b979fbb4b453882

  • \Users\Admin\AppData\Local\Temp\._cache_75bb42224b7b2a9cdd6d6ddcedf1ee999606ed8ae472cee7182167280a3d9c5b.exe

    Filesize

    713KB

    MD5

    fee12c5e8b6dcd95682e359723b27d96

    SHA1

    ccbe8656b782a84ae1df00eb92e07b3952bb0eae

    SHA256

    43087f701b2e7fd6c3a9a00536df5b724c6b2f7cc122da0c44cd90a22d482903

    SHA512

    6851b7ed9aefbe3f2a05a0952e9c0caf231b4c3822c3e7526a05df63538a34541cf3801f91763dc6c3060fc33e523524a97ad250c13870f5f8ff6d88ff71bce4

  • memory/1124-133-0x0000000000400000-0x0000000000C72000-memory.dmp

    Filesize

    8.4MB

  • memory/1124-22-0x0000000000400000-0x0000000000C72000-memory.dmp

    Filesize

    8.4MB

  • memory/1632-21-0x0000000005660000-0x0000000005ED2000-memory.dmp

    Filesize

    8.4MB

  • memory/1632-33-0x0000000000400000-0x0000000000575000-memory.dmp

    Filesize

    1.5MB

  • memory/1632-0-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/1632-20-0x0000000005660000-0x0000000005ED2000-memory.dmp

    Filesize

    8.4MB

  • memory/2808-43-0x0000000005730000-0x0000000005FA2000-memory.dmp

    Filesize

    8.4MB

  • memory/2808-135-0x0000000000400000-0x0000000000575000-memory.dmp

    Filesize

    1.5MB

  • memory/2808-139-0x0000000000400000-0x0000000000575000-memory.dmp

    Filesize

    1.5MB

  • memory/2808-171-0x0000000000400000-0x0000000000575000-memory.dmp

    Filesize

    1.5MB

  • memory/2876-45-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2876-132-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB