Analysis

  • max time kernel
    111s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    18-12-2024 01:12

General

  • Target

    82ba1e8f5c9e2f30d3dde14c7211da68174b433774d3b0cc2eb70e4dc913f36fN.exe

  • Size

    845KB

  • MD5

    413a70bd746c5c712417801c8277cd40

  • SHA1

    afb211aa31763e13f12d3e318cce8e21fa19c93c

  • SHA256

    82ba1e8f5c9e2f30d3dde14c7211da68174b433774d3b0cc2eb70e4dc913f36f

  • SHA512

    00a340f6f8ed59c042baea5aed3efb39be972dcc8d63b5b31a5b079127c71a48e6c363e1d09292efa4f1c3885e6be7f188e535df20e28f8378066710234476b6

  • SSDEEP

    12288:RMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9cUq/TjX3DvrnAB3ITPvsA:RnsJ39LyjbJkQFMhmC+6GD9/LKNTZ

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 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\82ba1e8f5c9e2f30d3dde14c7211da68174b433774d3b0cc2eb70e4dc913f36fN.exe
    "C:\Users\Admin\AppData\Local\Temp\82ba1e8f5c9e2f30d3dde14c7211da68174b433774d3b0cc2eb70e4dc913f36fN.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3068
    • C:\Users\Admin\AppData\Local\Temp\._cache_82ba1e8f5c9e2f30d3dde14c7211da68174b433774d3b0cc2eb70e4dc913f36fN.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_82ba1e8f5c9e2f30d3dde14c7211da68174b433774d3b0cc2eb70e4dc913f36fN.exe"
      2⤵
      • Executes dropped EXE
      PID:2748
    • 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:2556
      • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        PID:2540
  • 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:2588

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    845KB

    MD5

    413a70bd746c5c712417801c8277cd40

    SHA1

    afb211aa31763e13f12d3e318cce8e21fa19c93c

    SHA256

    82ba1e8f5c9e2f30d3dde14c7211da68174b433774d3b0cc2eb70e4dc913f36f

    SHA512

    00a340f6f8ed59c042baea5aed3efb39be972dcc8d63b5b31a5b079127c71a48e6c363e1d09292efa4f1c3885e6be7f188e535df20e28f8378066710234476b6

  • C:\Users\Admin\AppData\Local\Temp\2o8S1nma.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • C:\Users\Admin\AppData\Local\Temp\2o8S1nma.xlsm

    Filesize

    21KB

    MD5

    aac2da801aa6a8c5a01589f7838f952b

    SHA1

    55180d93a46851d23ab8767498711f407e92f082

    SHA256

    26e659704cfb17fd9ad707af92c87deebe1a2266dfbef99ca00b15a7e09cc842

    SHA512

    0a71632dd2aeac1318acd7df4ef0d11cfc76bf134ad1b8c85efc10928724448bbb9d52eda748949fc1db2de88abfcf0d08d101a0f69b6a9d299289fa861b133e

  • \Users\Admin\AppData\Local\Temp\._cache_82ba1e8f5c9e2f30d3dde14c7211da68174b433774d3b0cc2eb70e4dc913f36fN.exe

    Filesize

    92KB

    MD5

    2e9d3dc697a2e1fc5c5be1f7e04508dd

    SHA1

    0f72289874472de314aecefeb5457812f1c72481

    SHA256

    dbc39d1d4ddc8c744e7840a294f906920c532adc0dc9e69f7664a91b55b2ff77

    SHA512

    d938a7d94c869b3b67c70d016b10c6a3c79fc3e928f3471a829b925041feb192f2f4d77993cd450d8246e0a4eec94f2275fd44ffbb931e15a5f9e74624dc0d16

  • memory/2540-42-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2556-86-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2556-121-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB

  • memory/2588-43-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2748-20-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/3068-0-0x00000000003A0000-0x00000000003A1000-memory.dmp

    Filesize

    4KB

  • memory/3068-29-0x0000000000400000-0x00000000004D9000-memory.dmp

    Filesize

    868KB