General

  • Target

    8181046141.zip

  • Size

    835KB

  • Sample

    221013-ydk3ysbcal

  • MD5

    242a906bf6032e9ffe1d76eefeebc163

  • SHA1

    21eb9944434924b76aa424768ed1281394ac9461

  • SHA256

    9ccfea6f6e58f4c30b55544c8718cf2c10a9c60b124a65ee51b79b269c95541d

  • SHA512

    5eed426714c75158e44bb77f8ee5961288d8e201e55e3ab027dd7d5f4886ee3acfdac24eae5120e00970b9ab3e3c5ec8c0faee488f7f940afa418de525f01e56

  • SSDEEP

    12288:4j4iylvCraH+lJjjISqcTp+nCjQbRlDjGD2ZzWAbVPs1O7iWkXp0ghUIUEiJdHo7:vi1aH+Xjj1MCwRVapAb0gkBhLUpZ1l3U

Malware Config

Extracted

Family

formbook

Campaign

6hsc

Decoy

6cvqXARAGlgdnnbXYQ==

Mi4yZ8FULou6w26U2FDnEbA=

Xmx0bJmRZGL+O0RFfLFNN9AMdwn+

B0WNhyl4T2gWBIqE1VDnEbA=

DI2G9/sG/v6YIh42aQ==

0NTaAl90ZWYiGV/bT4U=

DWCuXrL23Cc3xdIG/0dT

fTbzys/dddqOVQ==

8ClrDFi3i+asgxBOnguhlQ==

YjOkWLSpXeqrXw==

gAIov8vbtv8vr8/tFSXvDULL7thokKA=

xMW2qsXay7xNkonR/zxPo939

xc38fRlgO2opnnbXYQ==

+o31vQlURJKmLUWfHlMq0Gjs

z6GwWxCSKJLJ

2pnQ5evpehAxUt4hd6pq9X71

2CmXDSU2DTmDR+Q=

WV9ScxFQID1V2glQnguhlQ==

L8UDlK65h9wJ7Zeb3VDnEbA=

Agb4LF2bRcDX

Targets

    • Target

      103_FT22195J8MKV_0461571799.exe

    • Size

      971KB

    • MD5

      ec330f4b57a3ae3fdf9ac1e8d5de9b1b

    • SHA1

      e632b3bb2600ea043aa30afda9803b9f59e3a460

    • SHA256

      546d510fae0de29da545eda3203b4a47ea41ba27f8f134c0fe902a776ca6a054

    • SHA512

      939f80513a4df9ffa1b3dc2185908f802d0f0e3be351026433f6ea152d6bdbf2fba334212209f47a465d643b64473a60bb69cb6c9bc81aebbe33ca4f83a91dd4

    • SSDEEP

      24576:eZ50MEcXYbV67BvaY9Xait3OgkH0sz8PfVT4:o5PEaYV67Bx9Ldu8Pfa

    • Formbook

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

    • Xloader

      Xloader is a rebranded version of Formbook malware.

    • Xloader payload

    • Adds policy Run key to start application

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Reads user/profile data of web browsers

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

2
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Tasks