General

  • Target

    5f89b7f4b0f2d44bef99c491e504a40fee0dc0cec9b35824d4b58eee790958d1

  • Size

    752KB

  • Sample

    230601-cjl2jsca72

  • MD5

    18112338a802bb93bb9a8637e54eeeb6

  • SHA1

    a5a91a7e82ca3bde37daec6a5bf9f35e100ea877

  • SHA256

    5f89b7f4b0f2d44bef99c491e504a40fee0dc0cec9b35824d4b58eee790958d1

  • SHA512

    b7cae41b19fef8bfdd84d5c55132b36d5f94cdd9a2774d2643064f8d13a76dfb7634b51e61536b102b9a388691502bd8ed95cf2d072accff08817ac377bad63d

  • SSDEEP

    12288:mMrCy90oY/G821hFHc0JJ0nMl11ZpRVieJXL2BX1ngUsTVuS3piUY+1eILJYktxj:Qy3KrsjHRJJ0oHzb0X1nPGj3piUYfIL3

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.127:19045

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

Extracted

Family

redline

Botnet

rocker

C2

83.97.73.127:19045

Attributes
  • auth_value

    b4693c25843b5a1c7d63376e73e32dae

Targets

    • Target

      5f89b7f4b0f2d44bef99c491e504a40fee0dc0cec9b35824d4b58eee790958d1

    • Size

      752KB

    • MD5

      18112338a802bb93bb9a8637e54eeeb6

    • SHA1

      a5a91a7e82ca3bde37daec6a5bf9f35e100ea877

    • SHA256

      5f89b7f4b0f2d44bef99c491e504a40fee0dc0cec9b35824d4b58eee790958d1

    • SHA512

      b7cae41b19fef8bfdd84d5c55132b36d5f94cdd9a2774d2643064f8d13a76dfb7634b51e61536b102b9a388691502bd8ed95cf2d072accff08817ac377bad63d

    • SSDEEP

      12288:mMrCy90oY/G821hFHc0JJ0nMl11ZpRVieJXL2BX1ngUsTVuS3piUY+1eILJYktxj:Qy3KrsjHRJJ0oHzb0X1nPGj3piUYfIL3

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks