General

  • Target

    cf0aa3576d186a1806d682fa0e201e101b565fedc3854f9e9dc9acd2fbf4c2e7.exe

  • Size

    1.1MB

  • Sample

    230514-w7dvmafb3v

  • MD5

    9d7de7fc671e125dcc8b696609e6ded9

  • SHA1

    98ee40b902340da085e56eafd21e879d46d65b40

  • SHA256

    cf0aa3576d186a1806d682fa0e201e101b565fedc3854f9e9dc9acd2fbf4c2e7

  • SHA512

    fb1423b6216192e819b6e43cf05b952ffc06e9397778add7bb9f24477de78c7b14477d5209c2a1a332ce31cd1242f9f85ef8d73dfa5f5171c822fc1c5ded7340

  • SSDEEP

    24576:+ydlA2O4OW2O70UeTm3vuQmrJiWse++TBahQ799nmlu3:N7Ab4OVmEe9WsqsWZ9N

Malware Config

Extracted

Family

redline

Botnet

larry

C2

185.161.248.75:4132

Attributes
  • auth_value

    9039557bb7a08f5f2f60e2b71e1dee0e

Extracted

Family

redline

Botnet

warum

C2

185.161.248.75:4132

Attributes
  • auth_value

    0bdb2dda91dadc65f555dee088a6a2a4

Targets

    • Target

      cf0aa3576d186a1806d682fa0e201e101b565fedc3854f9e9dc9acd2fbf4c2e7.exe

    • Size

      1.1MB

    • MD5

      9d7de7fc671e125dcc8b696609e6ded9

    • SHA1

      98ee40b902340da085e56eafd21e879d46d65b40

    • SHA256

      cf0aa3576d186a1806d682fa0e201e101b565fedc3854f9e9dc9acd2fbf4c2e7

    • SHA512

      fb1423b6216192e819b6e43cf05b952ffc06e9397778add7bb9f24477de78c7b14477d5209c2a1a332ce31cd1242f9f85ef8d73dfa5f5171c822fc1c5ded7340

    • SSDEEP

      24576:+ydlA2O4OW2O70UeTm3vuQmrJiWse++TBahQ799nmlu3:N7Ab4OVmEe9WsqsWZ9N

    • 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

    • 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

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Tasks