General

  • Target

    b286cfb96b929e11071196a5a8e41b50c8adf29a0e46963e2842f7b19b7f2da5

  • Size

    234KB

  • Sample

    210928-xeqt6acgcn

  • MD5

    8fc231b273bce371d521d8ce5283aa6a

  • SHA1

    4edb2f91be0120c3fa3fad07e295b1cd3bbd381b

  • SHA256

    b286cfb96b929e11071196a5a8e41b50c8adf29a0e46963e2842f7b19b7f2da5

  • SHA512

    5299b8c987407efbadfb41f088b498cfb1d508d5f5a1f8d28bc608184d6270e2995a8bfbc0401d8e012adf54e06ee5f9f7e2fb465bd22a36ea47f688e8333c28

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://naghenrietti1.top/

http://kimballiett2.top/

http://xadriettany3.top/

http://jebeccallis4.top/

http://nityanneron5.top/

http://umayaniela6.top/

http://lynettaram7.top/

http://sadineyalas8.top/

http://geenaldencia9.top/

http://aradysiusep10.top/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

777777

C2

193.56.146.60:18243

Extracted

Family

redline

C2

87.251.71.44:80

Targets

    • Target

      b286cfb96b929e11071196a5a8e41b50c8adf29a0e46963e2842f7b19b7f2da5

    • Size

      234KB

    • MD5

      8fc231b273bce371d521d8ce5283aa6a

    • SHA1

      4edb2f91be0120c3fa3fad07e295b1cd3bbd381b

    • SHA256

      b286cfb96b929e11071196a5a8e41b50c8adf29a0e46963e2842f7b19b7f2da5

    • SHA512

      5299b8c987407efbadfb41f088b498cfb1d508d5f5a1f8d28bc608184d6270e2995a8bfbc0401d8e012adf54e06ee5f9f7e2fb465bd22a36ea47f688e8333c28

    • RedLine

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

    • RedLine Payload

    • ServHelper

      ServHelper is a backdoor written in Delphi and is associated with the hacking group TA505.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Turns off Windows Defender SpyNet reporting

    • Windows security bypass

    • suricata: ET MALWARE Amadey CnC Check-In

      suricata: ET MALWARE Amadey CnC Check-In

    • suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

      suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

    • xmrig

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

    • Grants admin privileges

      Uses net.exe to modify the user's privileges.

    • Nirsoft

    • Executes dropped EXE

    • Modifies RDP port number used by Windows

    • Sets DLL path for service in the registry

    • Deletes itself

    • Drops startup file

    • 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

    • 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.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks