General

  • Target

    a581f26565d44c0dfb202873cd9a7e0d.exe

  • Size

    788KB

  • Sample

    210505-nv8xzp8edn

  • MD5

    a581f26565d44c0dfb202873cd9a7e0d

  • SHA1

    360a68a465bb314c355cc8b6dff2fc7784086f86

  • SHA256

    586871a8aa5c08be02631a432daa373d9e40fdd0dd53b80f0210f53b41dbbfb3

  • SHA512

    50f09b875fbc0d79e4d5b22974a56ce6bdc67244339b034e219af736514d7dfd8103d9c5ca013a59ff7ef2fa818d23ec2543bc19d3d72149a771c3e14ecd0de5

Malware Config

Extracted

Family

redline

Botnet

@nicementol

C2

45.90.46.164:54557

Targets

    • Target

      a581f26565d44c0dfb202873cd9a7e0d.exe

    • Size

      788KB

    • MD5

      a581f26565d44c0dfb202873cd9a7e0d

    • SHA1

      360a68a465bb314c355cc8b6dff2fc7784086f86

    • SHA256

      586871a8aa5c08be02631a432daa373d9e40fdd0dd53b80f0210f53b41dbbfb3

    • SHA512

      50f09b875fbc0d79e4d5b22974a56ce6bdc67244339b034e219af736514d7dfd8103d9c5ca013a59ff7ef2fa818d23ec2543bc19d3d72149a771c3e14ecd0de5

    • RedLine

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

    • RedLine Payload

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Detected Stratum cryptominer command

      Looks to be attempting to contact Stratum mining pool.

    • XMRig Miner Payload

    • Downloads MZ/PE file

    • 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

    • 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

Scheduled Task

1
T1053

Hidden Files and Directories

1
T1158

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Hidden Files and Directories

1
T1158

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

2
T1005

Tasks