General

  • Target

    f7dc872716a2eecb84647bd23f26bb31.exe

  • Size

    739KB

  • Sample

    230214-w92z8seg41

  • MD5

    f7dc872716a2eecb84647bd23f26bb31

  • SHA1

    e7cdea8bf494ceca80fedaaad7324f1ac06ceb52

  • SHA256

    d10dcfa28525956355b04e4c6d9f3717ef5600571127bd176f061c3d5f938bb0

  • SHA512

    9c63f8e65d1efa5c18c5b021689d2e46736abe1f3d5775247613b0c2638e168da0bff85b697a602f92d7843c30a83ccdf16eab99dd1bd5239b71b7e9e958540e

  • SSDEEP

    12288:yMrzy90RGyMzYzwoXjjOJD/d9CHfZP9EUm52IVQdmvhBgGGeZZWF:hyo7woX/0TdMHfZP9ETMILvDgGH4

Malware Config

Extracted

Family

redline

Botnet

ruma

C2

193.233.20.13:4136

Attributes
  • auth_value

    647d00dfaba082a4a30f383bca5d1a2a

Extracted

Family

redline

Botnet

cr10

C2

176.113.115.17:4132

Attributes
  • auth_value

    0a52a09c70a98bb6612362e5eb8b1d02

Extracted

Family

redline

Botnet

dubka

C2

193.233.20.13:4136

Attributes
  • auth_value

    e5a9421183a033f283b2f23139b471f0

Targets

    • Target

      f7dc872716a2eecb84647bd23f26bb31.exe

    • Size

      739KB

    • MD5

      f7dc872716a2eecb84647bd23f26bb31

    • SHA1

      e7cdea8bf494ceca80fedaaad7324f1ac06ceb52

    • SHA256

      d10dcfa28525956355b04e4c6d9f3717ef5600571127bd176f061c3d5f938bb0

    • SHA512

      9c63f8e65d1efa5c18c5b021689d2e46736abe1f3d5775247613b0c2638e168da0bff85b697a602f92d7843c30a83ccdf16eab99dd1bd5239b71b7e9e958540e

    • SSDEEP

      12288:yMrzy90RGyMzYzwoXjjOJD/d9CHfZP9EUm52IVQdmvhBgGGeZZWF:hyo7woX/0TdMHfZP9ETMILvDgGH4

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • 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.

    • Windows security modification

    • 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