General

  • Target

    68e00e2f71b7ae7c1124426680d387223bdde400865d1c5a6b90b296f7fcc628

  • Size

    167KB

  • Sample

    230221-maewzsgc5x

  • MD5

    1345f8eb15a6270dc2813925e753f298

  • SHA1

    25bedbfa4934c2d91058a9b1f1d2c2703e7bdc2f

  • SHA256

    68e00e2f71b7ae7c1124426680d387223bdde400865d1c5a6b90b296f7fcc628

  • SHA512

    c1b6e60566d6388d7e656c28afd241a0678666b5efca431ff8d1173631eb511e27877d2047d356ccad1ef38fa3b5ceec958840021d4e580be576e006c7004ded

  • SSDEEP

    3072:UKruHcjlP82XYPNp/3SGuaLkvoqh9WmF4PKSRlL7o15YwKm1kiC4+99zXmUhs5fG:UUuHcmjlp/iGu7v5ePKSjvo1TKmWR4+z

Malware Config

Targets

    • Target

      68e00e2f71b7ae7c1124426680d387223bdde400865d1c5a6b90b296f7fcc628

    • Size

      167KB

    • MD5

      1345f8eb15a6270dc2813925e753f298

    • SHA1

      25bedbfa4934c2d91058a9b1f1d2c2703e7bdc2f

    • SHA256

      68e00e2f71b7ae7c1124426680d387223bdde400865d1c5a6b90b296f7fcc628

    • SHA512

      c1b6e60566d6388d7e656c28afd241a0678666b5efca431ff8d1173631eb511e27877d2047d356ccad1ef38fa3b5ceec958840021d4e580be576e006c7004ded

    • SSDEEP

      3072:UKruHcjlP82XYPNp/3SGuaLkvoqh9WmF4PKSRlL7o15YwKm1kiC4+99zXmUhs5fG:UUuHcmjlp/iGu7v5ePKSjvo1TKmWR4+z

    • Detects Smokeloader packer

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Discovery

System Information Discovery

3
T1082

Query Registry

3
T1012

Peripheral Device Discovery

1
T1120

Tasks