General

  • Target

    ec5e384e2dc1a77a23eaf3130d6fe73abf081fa7433e0d67295926943813a2c9

  • Size

    233KB

  • Sample

    210928-ty5wmsccc3

  • MD5

    333a6446b4e4f947dd83b3c2ca0af182

  • SHA1

    d4b0ea9943dc7711834c1afda20b39bd14bfaca6

  • SHA256

    ec5e384e2dc1a77a23eaf3130d6fe73abf081fa7433e0d67295926943813a2c9

  • SHA512

    60ab9dbf78475d87c91e25ff5e42cfc74592388ed7f8119d4d43dd2a3db7ce0304b6c23bfdaa2e017bf5c5257747e2c63a5198dd285302a96d770b1f920ea89e

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

Targets

    • Target

      ec5e384e2dc1a77a23eaf3130d6fe73abf081fa7433e0d67295926943813a2c9

    • Size

      233KB

    • MD5

      333a6446b4e4f947dd83b3c2ca0af182

    • SHA1

      d4b0ea9943dc7711834c1afda20b39bd14bfaca6

    • SHA256

      ec5e384e2dc1a77a23eaf3130d6fe73abf081fa7433e0d67295926943813a2c9

    • SHA512

      60ab9dbf78475d87c91e25ff5e42cfc74592388ed7f8119d4d43dd2a3db7ce0304b6c23bfdaa2e017bf5c5257747e2c63a5198dd285302a96d770b1f920ea89e

    • 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

    • 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.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Nirsoft

    • Executes dropped EXE

    • Modifies RDP port number used by Windows

    • Sets DLL path for service in the registry

    • Checks BIOS information in registry

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

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • 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.

    • Checks whether UAC is enabled

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks