General

  • Target

    1763f91efb6573d2beed12e6cd49a819468e560e07acf962e7b7681441b0ba31

  • Size

    544KB

  • Sample

    230323-z298escb6y

  • MD5

    52f06cd53da61aabaabfe1c1104206d3

  • SHA1

    a9ba24a62c2c462a8a315687282b4b1229873929

  • SHA256

    1763f91efb6573d2beed12e6cd49a819468e560e07acf962e7b7681441b0ba31

  • SHA512

    5ade8b35322289b8dfad75137f4abe5a3749a4482ac3fd7cca9638fcbed942685e51437ac9c26663569fd92605c35907614461dd226e765ce50446f23e70e190

  • SSDEEP

    12288:yMrIy90ZwdVLSbBSry6qgU1ML+wOBapGHjKtpQjYW:GyfXOAyOAM6feGDKtpQj9

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

      1763f91efb6573d2beed12e6cd49a819468e560e07acf962e7b7681441b0ba31

    • Size

      544KB

    • MD5

      52f06cd53da61aabaabfe1c1104206d3

    • SHA1

      a9ba24a62c2c462a8a315687282b4b1229873929

    • SHA256

      1763f91efb6573d2beed12e6cd49a819468e560e07acf962e7b7681441b0ba31

    • SHA512

      5ade8b35322289b8dfad75137f4abe5a3749a4482ac3fd7cca9638fcbed942685e51437ac9c26663569fd92605c35907614461dd226e765ce50446f23e70e190

    • SSDEEP

      12288:yMrIy90ZwdVLSbBSry6qgU1ML+wOBapGHjKtpQjYW:GyfXOAyOAM6feGDKtpQj9

    • 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