General

  • Target

    3d0782d2ffe3ded693868adf9a5ca7a75570293a7fa5365b562401d1f588d74b

  • Size

    145KB

  • Sample

    221129-q6egwahb7s

  • MD5

    18929d02f42b0ab2b85ff9bd442dc98f

  • SHA1

    8478f77e7ba8104c160371574833cf3f8689fe84

  • SHA256

    3d0782d2ffe3ded693868adf9a5ca7a75570293a7fa5365b562401d1f588d74b

  • SHA512

    f3c4c509ec3286d5e8a6e25b4dd514b656442e3eb352f69d728b27dcd6a155d87f4393449c3d97d6beefc19f2677f28b48a5e725c1fa28f83df114e00a3b49af

  • SSDEEP

    3072:L1B4RKxoN5t31jPxtMgjx4XKs5K/G5Je:5Px84glxkA0c

Malware Config

Targets

    • Target

      3d0782d2ffe3ded693868adf9a5ca7a75570293a7fa5365b562401d1f588d74b

    • Size

      145KB

    • MD5

      18929d02f42b0ab2b85ff9bd442dc98f

    • SHA1

      8478f77e7ba8104c160371574833cf3f8689fe84

    • SHA256

      3d0782d2ffe3ded693868adf9a5ca7a75570293a7fa5365b562401d1f588d74b

    • SHA512

      f3c4c509ec3286d5e8a6e25b4dd514b656442e3eb352f69d728b27dcd6a155d87f4393449c3d97d6beefc19f2677f28b48a5e725c1fa28f83df114e00a3b49af

    • SSDEEP

      3072:L1B4RKxoN5t31jPxtMgjx4XKs5K/G5Je:5Px84glxkA0c

    • 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

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook accounts

    • Accesses Microsoft Outlook profiles

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Email Collection

2
T1114

Tasks