General

  • Target

    89bcd9a2a0e9ff0b086bf9c973a3ef07f41d992793f77f359b1a3fce08c18ad4.exe

  • Size

    743KB

  • Sample

    230117-fbnrysad49

  • MD5

    b9c45a591e76542c29df77cd6d02daea

  • SHA1

    7ee76c8ab9c1362e8c8af7da4b822a14f05e1bf1

  • SHA256

    89bcd9a2a0e9ff0b086bf9c973a3ef07f41d992793f77f359b1a3fce08c18ad4

  • SHA512

    a9656322806765e2be3f5b6174d2ca4458017c1ac341658ff777e802d3cae1c953969a21993eb7ac21720b5745dc162b98119530d844138934051a5c783c8f62

  • SSDEEP

    12288:e8eejGIgzgwtqzsXCzJnBdyPRUF4umqpWGW57M:R5khSzRSA8VBM

Malware Config

Targets

    • Target

      89bcd9a2a0e9ff0b086bf9c973a3ef07f41d992793f77f359b1a3fce08c18ad4.exe

    • Size

      743KB

    • MD5

      b9c45a591e76542c29df77cd6d02daea

    • SHA1

      7ee76c8ab9c1362e8c8af7da4b822a14f05e1bf1

    • SHA256

      89bcd9a2a0e9ff0b086bf9c973a3ef07f41d992793f77f359b1a3fce08c18ad4

    • SHA512

      a9656322806765e2be3f5b6174d2ca4458017c1ac341658ff777e802d3cae1c953969a21993eb7ac21720b5745dc162b98119530d844138934051a5c783c8f62

    • SSDEEP

      12288:e8eejGIgzgwtqzsXCzJnBdyPRUF4umqpWGW57M:R5khSzRSA8VBM

    • StormKitty

      StormKitty is an open source info stealer written in C#.

    • StormKitty payload

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • 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.

    • Drops desktop.ini file(s)

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Tasks