General

  • Target

    4dc0de570728f75f844c7afb84ac6c809ef4620dac3b12a884ff9916f5b5b0ee

  • Size

    146KB

  • Sample

    221129-1n5apaah65

  • MD5

    1cf06beb83d2bd1afd1b9b62994e7549

  • SHA1

    88bd7da7668fb669b5503696ee0a9c0f2dbeceb7

  • SHA256

    4dc0de570728f75f844c7afb84ac6c809ef4620dac3b12a884ff9916f5b5b0ee

  • SHA512

    79196551edcb7850817c3132971d25423bd6861849e21926e03647b0d4ee76d3ee7cbe456c78d046167f196991e3d286c393a8abc22e8218ed148bc90090ffd9

  • SSDEEP

    3072:TD+CPq0Ubn6u2DUp5Gcw2FPOXDMMMMfq2SQw7Se1Ei4KY+NzfOFV:W0qln6u2I8q25wV4V+NzcV

Malware Config

Targets

    • Target

      4dc0de570728f75f844c7afb84ac6c809ef4620dac3b12a884ff9916f5b5b0ee

    • Size

      146KB

    • MD5

      1cf06beb83d2bd1afd1b9b62994e7549

    • SHA1

      88bd7da7668fb669b5503696ee0a9c0f2dbeceb7

    • SHA256

      4dc0de570728f75f844c7afb84ac6c809ef4620dac3b12a884ff9916f5b5b0ee

    • SHA512

      79196551edcb7850817c3132971d25423bd6861849e21926e03647b0d4ee76d3ee7cbe456c78d046167f196991e3d286c393a8abc22e8218ed148bc90090ffd9

    • SSDEEP

      3072:TD+CPq0Ubn6u2DUp5Gcw2FPOXDMMMMfq2SQw7Se1Ei4KY+NzfOFV:W0qln6u2I8q25wV4V+NzcV

    • 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

2
T1012

Peripheral Device Discovery

1
T1120

Tasks