Resubmissions

28-05-2023 16:42

230528-t7smnsga7w 10

28-05-2023 16:33

230528-t2rs7aga6s 10

General

  • Target

    29b0fbd82071e22ed666abdbf413880345c3acef5187e10209871bba06430109

  • Size

    1.1MB

  • Sample

    230528-t7smnsga7w

  • MD5

    701c559b105166088198d4934cf50504

  • SHA1

    333298acff8117f6fa45e08aaad03fd8c50614f9

  • SHA256

    29b0fbd82071e22ed666abdbf413880345c3acef5187e10209871bba06430109

  • SHA512

    6a46a05a15dc8e6dce183ffa1e0344492d05e3acddfaae7eefc1956553acf91d1b93b105485e32097b35490c01bd1efcd3e05d7ec77b8020469c3e37894cfe6d

  • SSDEEP

    24576:hybsA+oyrENtJUBNzBmqxL7THqBBkjWmLkC/hO4X3PbsRcok6o:U4V4NtJg3mq1qLkjWmIShVXacF6

Malware Config

Extracted

Family

redline

Botnet

liza

C2

83.97.73.127:19045

Attributes
  • auth_value

    198e3e9b188d6cfab0a2b0fb100bb7c5

Extracted

Family

redline

Botnet

metro

C2

83.97.73.127:19045

Attributes
  • auth_value

    f7fd4aa816bdbaad933b45b51d9b6b1a

Extracted

Family

redline

Botnet

Redline

C2

85.31.54.183:18435

Attributes
  • auth_value

    50837656cba6e4dd56bfbb4a61dadb63

Targets

    • Target

      29b0fbd82071e22ed666abdbf413880345c3acef5187e10209871bba06430109

    • Size

      1.1MB

    • MD5

      701c559b105166088198d4934cf50504

    • SHA1

      333298acff8117f6fa45e08aaad03fd8c50614f9

    • SHA256

      29b0fbd82071e22ed666abdbf413880345c3acef5187e10209871bba06430109

    • SHA512

      6a46a05a15dc8e6dce183ffa1e0344492d05e3acddfaae7eefc1956553acf91d1b93b105485e32097b35490c01bd1efcd3e05d7ec77b8020469c3e37894cfe6d

    • SSDEEP

      24576:hybsA+oyrENtJUBNzBmqxL7THqBBkjWmLkC/hO4X3PbsRcok6o:U4V4NtJg3mq1qLkjWmIShVXacF6

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • Downloads MZ/PE file

    • 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 Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Disabling Security Tools

1
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Tasks