General

  • Target

    f5cc85c90f40e397ec899ed03a08cb6fb27d0a7fb738f77b0ed7f1925ab48740

  • Size

    773KB

  • Sample

    230608-p1hfxagb4y

  • MD5

    ef6271977b14053c15e723d6227c86b8

  • SHA1

    a84388838b728ecfb73f1862e93e7d00e0b58023

  • SHA256

    f5cc85c90f40e397ec899ed03a08cb6fb27d0a7fb738f77b0ed7f1925ab48740

  • SHA512

    18e2cdfc3c37562f2908521ab4274dcea0a72374ad581c5df3693d963df5b8846deb9015536b54d4902abf95337ffa542091d77bdd7fe58555cb5b9afc13b37c

  • SSDEEP

    24576:YymQKURSkVywo4SPxndJ9uvm8EEho+WAd+nWis:fi8ywofPxnX9ul7nWAdYW

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.129:19068

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

Extracted

Family

redline

Botnet

sheron

C2

83.97.73.129:19068

Attributes
  • auth_value

    2d067e7e2372227d3a03b335260112e9

Targets

    • Target

      f5cc85c90f40e397ec899ed03a08cb6fb27d0a7fb738f77b0ed7f1925ab48740

    • Size

      773KB

    • MD5

      ef6271977b14053c15e723d6227c86b8

    • SHA1

      a84388838b728ecfb73f1862e93e7d00e0b58023

    • SHA256

      f5cc85c90f40e397ec899ed03a08cb6fb27d0a7fb738f77b0ed7f1925ab48740

    • SHA512

      18e2cdfc3c37562f2908521ab4274dcea0a72374ad581c5df3693d963df5b8846deb9015536b54d4902abf95337ffa542091d77bdd7fe58555cb5b9afc13b37c

    • SSDEEP

      24576:YymQKURSkVywo4SPxndJ9uvm8EEho+WAd+nWis:fi8ywofPxnX9ul7nWAdYW

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • 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.

    • 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 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

3
T1112

Disabling Security Tools

2
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