General

  • Target

    KbxK8O14WKVN8dU.exe

  • Size

    294KB

  • Sample

    200708-n5c9yxxl5e

  • MD5

    e47fef790f49c75752d51c08c51bfeec

  • SHA1

    4f78d94f1d5d8af97e29fdb7f21eb39e5fd8d4a7

  • SHA256

    bc05e8f15eaccce53aa6946738f82b2c7f66cb876a2c20c5a77ab3eb2e900d77

  • SHA512

    fcc5a96a02a5963193823575eda2d0b7fd2aa76976798e40fe54545ea83f26eb5e7345e2ac93173af2c8f43c8df26d395129c35f69e1df5eb8a959dc7838a4e1

Malware Config

Targets

    • Target

      KbxK8O14WKVN8dU.exe

    • Size

      294KB

    • MD5

      e47fef790f49c75752d51c08c51bfeec

    • SHA1

      4f78d94f1d5d8af97e29fdb7f21eb39e5fd8d4a7

    • SHA256

      bc05e8f15eaccce53aa6946738f82b2c7f66cb876a2c20c5a77ab3eb2e900d77

    • SHA512

      fcc5a96a02a5963193823575eda2d0b7fd2aa76976798e40fe54545ea83f26eb5e7345e2ac93173af2c8f43c8df26d395129c35f69e1df5eb8a959dc7838a4e1

    • Formbook

      Formbook is a data stealing malware which is capable of stealing data.

    • Deletes itself

    • Reads user/profile data of web browsers

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

    • Adds Run entry to start application

    • Checks whether UAC is enabled

    • Modifies service

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Modify Existing Service

1
T1031

Defense Evasion

Modify Registry

3
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Tasks