General

  • Target

    1a0f4604b3c4d2a45c67bf58acae4a16e8912fbcc25f5b9f7f63cfdf6e59c9c4

  • Size

    778KB

  • Sample

    230603-lg71nsgf9x

  • MD5

    f330ad2fae996be2f38159f06971b259

  • SHA1

    15395f708d4213fb724eeaaaf40bbff0535f33e4

  • SHA256

    1a0f4604b3c4d2a45c67bf58acae4a16e8912fbcc25f5b9f7f63cfdf6e59c9c4

  • SHA512

    f6b9aeefa1b2eba200d27ff0f6ff2ac255a9e4d53e79e25253cf00c041dc8fc5fdbb863e5e61293736815dc7e671c09e3d4fdceb1e68c6cdcfcd1b1dc346aca7

  • SSDEEP

    24576:jyvuyH2uYuIHqMPf27VkGsIFVWflhK5AqJN9:2vuFmI6nWflEA

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.126:19046

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

Extracted

Family

redline

Botnet

metro

C2

83.97.73.126:19046

Attributes
  • auth_value

    f7fd4aa816bdbaad933b45b51d9b6b1a

Targets

    • Target

      1a0f4604b3c4d2a45c67bf58acae4a16e8912fbcc25f5b9f7f63cfdf6e59c9c4

    • Size

      778KB

    • MD5

      f330ad2fae996be2f38159f06971b259

    • SHA1

      15395f708d4213fb724eeaaaf40bbff0535f33e4

    • SHA256

      1a0f4604b3c4d2a45c67bf58acae4a16e8912fbcc25f5b9f7f63cfdf6e59c9c4

    • SHA512

      f6b9aeefa1b2eba200d27ff0f6ff2ac255a9e4d53e79e25253cf00c041dc8fc5fdbb863e5e61293736815dc7e671c09e3d4fdceb1e68c6cdcfcd1b1dc346aca7

    • SSDEEP

      24576:jyvuyH2uYuIHqMPf27VkGsIFVWflhK5AqJN9:2vuFmI6nWflEA

    • 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.

    • 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