General

  • Target

    1b5d90a6503efeece07b90f7c482bc754460f77f4357d2aca27a8b92a97514c8

  • Size

    244KB

  • Sample

    210919-wvgezscda2

  • MD5

    4562aeca8c423018ca7939ec51c7d854

  • SHA1

    dcaa06425f7eac665d008ce58b05052a84bb95b0

  • SHA256

    1b5d90a6503efeece07b90f7c482bc754460f77f4357d2aca27a8b92a97514c8

  • SHA512

    b3beac00c99439369a4906808d1ded8614dd3c6fc1256a3c96d9469a78820aab58d2c884e62562e45ce97fa857581312daf6665b9d107f2390de12ec9ff3b92f

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://venerynnet1.top/

http://kevonahira2.top/

http://vegangelist3.top/

http://kingriffaele4.top/

http://arakeishant5.top/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

UDP

C2

45.9.20.20:13441

Extracted

Family

redline

Botnet

@Apafanaell

C2

45.81.225.228:10774

Targets

    • Target

      1b5d90a6503efeece07b90f7c482bc754460f77f4357d2aca27a8b92a97514c8

    • Size

      244KB

    • MD5

      4562aeca8c423018ca7939ec51c7d854

    • SHA1

      dcaa06425f7eac665d008ce58b05052a84bb95b0

    • SHA256

      1b5d90a6503efeece07b90f7c482bc754460f77f4357d2aca27a8b92a97514c8

    • SHA512

      b3beac00c99439369a4906808d1ded8614dd3c6fc1256a3c96d9469a78820aab58d2c884e62562e45ce97fa857581312daf6665b9d107f2390de12ec9ff3b92f

    • Modifies security service

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • 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.

    • xmrig

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

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

    • XMRig Miner Payload

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Checks BIOS information in registry

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

    • Deletes itself

    • Drops startup file

    • Loads dropped DLL

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • 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.

    • 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

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks