Overview

overview

10

Static

static

10

29a4b28a5b...fN.exe

windows7-x64

10

29a4b28a5b...fN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    29a4b28a5bf962b4199486b9ae16431f4b338b7ea1c752b407be6e27579570bfN.exe

  • Size

    2.4MB

  • Sample

    250101-r6k54a1qbn

  • MD5

    3b4645f991532abe60ba20d5f4733aa0

  • SHA1

    b2c88769c1dd5f4c4e55ab50fe6112e277d3a4fd

  • SHA256

    29a4b28a5bf962b4199486b9ae16431f4b338b7ea1c752b407be6e27579570bf

  • SHA512

    dcb3fafdc053f180cba418a75974398073d2cdb3861686827a0317f77d3d308760432c8fcee40cdf012846b72ff5004d103ab01f0ca8c32555359b41546febab

  • SSDEEP

    49152:nnsHyjtk2MYC5GD/14+yZbWBgo3RFH54jcwcJOi7Wz4xwI+M/ae4:nnsmtk2aA1fyZbWBgo3PH541cJrWz4xq

Score
10/10
xredbackdoordiscoverypersistence

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

Targets

    • Target

      29a4b28a5bf962b4199486b9ae16431f4b338b7ea1c752b407be6e27579570bfN.exe

    • Size

      2.4MB

    • MD5

      3b4645f991532abe60ba20d5f4733aa0

    • SHA1

      b2c88769c1dd5f4c4e55ab50fe6112e277d3a4fd

    • SHA256

      29a4b28a5bf962b4199486b9ae16431f4b338b7ea1c752b407be6e27579570bf

    • SHA512

      dcb3fafdc053f180cba418a75974398073d2cdb3861686827a0317f77d3d308760432c8fcee40cdf012846b72ff5004d103ab01f0ca8c32555359b41546febab

    • SSDEEP

      49152:nnsHyjtk2MYC5GD/14+yZbWBgo3RFH54jcwcJOi7Wz4xwI+M/ae4:nnsmtk2aA1fyZbWBgo3PH541cJrWz4xq

    Score
    10/10
    xredbackdoordiscoverypersistence

    • Xred

      Xred is backdoor written in Delphi.

      backdoorxred

    • Xred family

      xred

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks