General

  • Target

    RQF #00811-AL WASL.exe

  • Size

    1.5MB

  • Sample

    220401-nxaffsbbg2

  • MD5

    d870373e2ffd2b1788beaec4582f3f3d

  • SHA1

    5553327f2dd0792f4d2f2171a8fb7122ecfb18fb

  • SHA256

    64e046a94ea6f31a4a2cf9c77dc6e4f0d9e7455705668e8b354057c1d04f9b55

  • SHA512

    b2726b8c92946e84749682dd5cb3f32e12a449f539bdfe3ae31c1c6a71974d0bcef61468e8564fa1447714fc2b62401578acf7db0ac54e312f6e88977b426bdf

Malware Config

Extracted

Family

redline

Botnet

jd

C2

96.47.234.207:15286

Targets

    • Target

      RQF #00811-AL WASL.exe

    • Size

      1.5MB

    • MD5

      d870373e2ffd2b1788beaec4582f3f3d

    • SHA1

      5553327f2dd0792f4d2f2171a8fb7122ecfb18fb

    • SHA256

      64e046a94ea6f31a4a2cf9c77dc6e4f0d9e7455705668e8b354057c1d04f9b55

    • SHA512

      b2726b8c92946e84749682dd5cb3f32e12a449f539bdfe3ae31c1c6a71974d0bcef61468e8564fa1447714fc2b62401578acf7db0ac54e312f6e88977b426bdf

    • RedLine

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

    • RedLine Payload

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • 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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

2
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Tasks