General

  • Target

    667f57e88e4ad640ce44354785844ca26aa226d59ae649e5fbde794a83ecee22

  • Size

    318KB

  • Sample

    220927-kgwf7seagm

  • MD5

    f49902f681fcd79c446a2fa6ca9a161b

  • SHA1

    4f1ffe98e8333740cc51de149090431b5a1f770d

  • SHA256

    667f57e88e4ad640ce44354785844ca26aa226d59ae649e5fbde794a83ecee22

  • SHA512

    fffdcd4ca292052042d3ef1ddf5f3496f8917b6d59d31e22f48d0fda99022b1e9854f61333abd9c2db2993121920ea8665f76445bb634493fb2cf4a80a032f01

Malware Config

Extracted

Family

redline

Botnet

11

C2

77.73.134.27:7161

Attributes
auth_value
e6aadafed1fda7723d7655a5894828d2

Extracted

Family

redline

Botnet

install

C2

212.8.244.233:43690

Attributes
auth_value
cbce7277fef2185d93b8332df3940ad5

Targets

    • Target

      667f57e88e4ad640ce44354785844ca26aa226d59ae649e5fbde794a83ecee22

    • Size

      318KB

    • MD5

      f49902f681fcd79c446a2fa6ca9a161b

    • SHA1

      4f1ffe98e8333740cc51de149090431b5a1f770d

    • SHA256

      667f57e88e4ad640ce44354785844ca26aa226d59ae649e5fbde794a83ecee22

    • SHA512

      fffdcd4ca292052042d3ef1ddf5f3496f8917b6d59d31e22f48d0fda99022b1e9854f61333abd9c2db2993121920ea8665f76445bb634493fb2cf4a80a032f01

    • Detects Smokeloader packer

    • RedLine

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

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix

Command and Control

    Credential Access

    Defense Evasion

    Execution

      Exfiltration

        Impact

          Initial Access

            Lateral Movement

              Persistence

                Privilege Escalation