General

  • Target

    ae723cb6ef3e7680898833fa104a67f37c7e9ded5fca34ce3e68af79baaff7b9

  • Size

    544KB

  • Sample

    230323-2ewsmace71

  • MD5

    b638849497717742af38ecb3ac2d6774

  • SHA1

    f012da93cf4fa81bcf08f936bc03190b9e52e9d7

  • SHA256

    ae723cb6ef3e7680898833fa104a67f37c7e9ded5fca34ce3e68af79baaff7b9

  • SHA512

    d6cc98eb89dab58c261ab03479f0abf86eecedc681803c6eeb1a6164c8a5c79a72f38168b6c0d091610f7e3121976b55f249eb5ff0c72b3d3dd97f950a252940

  • SSDEEP

    12288:6Mryy90kkrsPnFAG3x/vhHmQfC0OR2oqgUCMLNwG4UJ6CF6hbk3w:EyBfFA05JH0VHMZeWEbew

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

Targets

    • Target

      ae723cb6ef3e7680898833fa104a67f37c7e9ded5fca34ce3e68af79baaff7b9

    • Size

      544KB

    • MD5

      b638849497717742af38ecb3ac2d6774

    • SHA1

      f012da93cf4fa81bcf08f936bc03190b9e52e9d7

    • SHA256

      ae723cb6ef3e7680898833fa104a67f37c7e9ded5fca34ce3e68af79baaff7b9

    • SHA512

      d6cc98eb89dab58c261ab03479f0abf86eecedc681803c6eeb1a6164c8a5c79a72f38168b6c0d091610f7e3121976b55f249eb5ff0c72b3d3dd97f950a252940

    • SSDEEP

      12288:6Mryy90kkrsPnFAG3x/vhHmQfC0OR2oqgUCMLNwG4UJ6CF6hbk3w:EyBfFA05JH0VHMZeWEbew

    • 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

    • 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.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Tasks