General

  • Target

    2d8e544f10af06bd50beb47f3b24b837e876bcf2464bf5048a578c4111a23d1d.exe

  • Size

    280KB

  • Sample

    230206-ry5jrshf6y

  • MD5

    8e4837c1af544798e66033ff94178202

  • SHA1

    ba11a4cd9fee1517dec84041fd85fb0d9dcc0270

  • SHA256

    2d8e544f10af06bd50beb47f3b24b837e876bcf2464bf5048a578c4111a23d1d

  • SHA512

    d56204d7765b0bedd4451cb4832967cd15609831c44b05ee7f96703db27261948cdb1cab3270328ae8fd466909541680b0e9f166ae170c55b6a9ee8b767298f4

  • SSDEEP

    6144:/Ya6+fE/IWg+ZGjDmYS3g3qtKTaXig5hKFUCvuxK1Zj1SkG:/Y4fmI0G/oLXig5hEUVK1ZBFG

Malware Config

Extracted

Family

formbook

Campaign

poub

Decoy

WY0eksfISzRg4O6c+opnGL6gaw==

moRjn9ExtYi8UmUo+Tya

2vME+GedoxzFnuLXesUoVj4=

EvW4JWJ1NQ8nN3tA3SM=

2mK9efMZMgN1VOs=

8d0jua5b0J6AQEW7

/2cyThOd37DSTYMASDye4Q0t/Vs=

ral+tbIh2KKAQEW7

YLY9jsPtYB/FRmMo+Tya

R1WcElWAMtFxFrVqtZT2ZpIS9xRZNho=

KFXGg/T1pCC9GjrxUPTcjw==

8mMlK5nDwjjPFTP5jMtAtQ0t/Vs=

c7am8nhhlCo=

UW91trZj6dENxuRdpxOvW1Cf

sjOMUcvq6lYJCZEfV4euFzY=

62nBgPjdmWQkmWElww==

64E8JqA1aruSUvw=

NqI1reXpcR+REye0

8+y1oOsbjgSyEhjXUPTcjw==

Rx9by8gNBwN1VOs=

Targets

    • Target

      2d8e544f10af06bd50beb47f3b24b837e876bcf2464bf5048a578c4111a23d1d.exe

    • Size

      280KB

    • MD5

      8e4837c1af544798e66033ff94178202

    • SHA1

      ba11a4cd9fee1517dec84041fd85fb0d9dcc0270

    • SHA256

      2d8e544f10af06bd50beb47f3b24b837e876bcf2464bf5048a578c4111a23d1d

    • SHA512

      d56204d7765b0bedd4451cb4832967cd15609831c44b05ee7f96703db27261948cdb1cab3270328ae8fd466909541680b0e9f166ae170c55b6a9ee8b767298f4

    • SSDEEP

      6144:/Ya6+fE/IWg+ZGjDmYS3g3qtKTaXig5hKFUCvuxK1Zj1SkG:/Y4fmI0G/oLXig5hEUVK1ZBFG

    • 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

    • Blocklisted process makes network request

    • Checks computer location settings

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

    • 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.

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

2
T1060

Defense Evasion

Modify Registry

4
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Tasks