General

  • Target

    4d49650943c2689fea6885a02f89901660e7e5d84697063b8e4e34a27d6e041d

  • Size

    533KB

  • Sample

    230331-1kpe3afa4v

  • MD5

    8c6a43a322902e1954d70784258d5a9e

  • SHA1

    677d0901d358b47b6ef1d52eda44bf26b7a38b0b

  • SHA256

    4d49650943c2689fea6885a02f89901660e7e5d84697063b8e4e34a27d6e041d

  • SHA512

    bdc8c12323032b3f8352f7abd6d1a801cf52049a39867f43538ae1eb9980ca941571e4b0ebbddd816b13e9bef1ee4eba322ec7ce775400c4e5f14f729378d7b2

  • SSDEEP

    6144:KEy+bnr+0p0yN90QEgTrewtqz+vf2HSyTSroM64cgO3ZXv/rE3Lq6i89SOHPJycf:0MrEy90+yGySyy96fDY3LqsDHRycuzU

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

spora

C2

176.113.115.145:4125

Attributes
  • auth_value

    441b39ab37774b2ca9931c31e1bc6071

Targets

    • Target

      4d49650943c2689fea6885a02f89901660e7e5d84697063b8e4e34a27d6e041d

    • Size

      533KB

    • MD5

      8c6a43a322902e1954d70784258d5a9e

    • SHA1

      677d0901d358b47b6ef1d52eda44bf26b7a38b0b

    • SHA256

      4d49650943c2689fea6885a02f89901660e7e5d84697063b8e4e34a27d6e041d

    • SHA512

      bdc8c12323032b3f8352f7abd6d1a801cf52049a39867f43538ae1eb9980ca941571e4b0ebbddd816b13e9bef1ee4eba322ec7ce775400c4e5f14f729378d7b2

    • SSDEEP

      6144:KEy+bnr+0p0yN90QEgTrewtqz+vf2HSyTSroM64cgO3ZXv/rE3Lq6i89SOHPJycf:0MrEy90+yGySyy96fDY3LqsDHRycuzU

    • 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