General

  • Target

    b85bcfc355d32617c12a2e71d4f80880.exe

  • Size

    271KB

  • Sample

    221207-n6djgaec79

  • MD5

    b85bcfc355d32617c12a2e71d4f80880

  • SHA1

    8f5e2fcc9006bdbdcab9b6e15893b781fb893775

  • SHA256

    b9f158fac329391c893814424e77c4f9fc0460026b93327d8cf35598a561a1de

  • SHA512

    90874f7c64abd954ec34b4152dee1562cb55af65916e854dcf9c52f4be0270ff71c3fe57f0466f7dc18ce49c5cface4b5818df355a847bba5a4c982721b56bd5

  • SSDEEP

    6144:QBn1vvXZCzNhTIyD2bE8Nf7B0AxHklinnqPazURP3gawRwcV:gv+m/NDB0AxHklinnqPai3gdScV

Malware Config

Extracted

Family

formbook

Campaign

f4ca

Decoy

omFHB5ajfJi1UEIEV9XcoRw=

UBjJkmQPyprdhcFF/bdCWQ==

evGKkBUj1je+otcfpw==

KgvGVeOATSt3nug0BIOm2JvOQycB

Lv6o3K0r9aSjI0lr9fg1txw=

LH1jJb/HieQpsEdqWCQTvX2PmsDVIeg=

99dte0XauJfk6Xv+uQxJFgA1gMktBA==

21FkkGB9gMniDQw2ffu6

r4lKBM/q6TZwVZfS

F+14qHeVWi56KdQ=

BgWXRsVoICMvvQ==

I+EozFl0Uy56KdQ=

xoXCgEllKEbWfjFCCLo=

qo9G1lXvvGt5GkxrLQWw

ORNlYic0PJ2ip4geEFSv

Yj+GFpvFxy0uVYx1fLI/XQ==

XL+veIKPjOTe4fjvFs+n

D2JKVAfuakXCAyoEvw==

voWJU81tH56wvt/vImbCcgVd

dVEcwFrmb8bZ4vXvFs+n

Targets

    • Target

      b85bcfc355d32617c12a2e71d4f80880.exe

    • Size

      271KB

    • MD5

      b85bcfc355d32617c12a2e71d4f80880

    • SHA1

      8f5e2fcc9006bdbdcab9b6e15893b781fb893775

    • SHA256

      b9f158fac329391c893814424e77c4f9fc0460026b93327d8cf35598a561a1de

    • SHA512

      90874f7c64abd954ec34b4152dee1562cb55af65916e854dcf9c52f4be0270ff71c3fe57f0466f7dc18ce49c5cface4b5818df355a847bba5a4c982721b56bd5

    • SSDEEP

      6144:QBn1vvXZCzNhTIyD2bE8Nf7B0AxHklinnqPazURP3gawRwcV:gv+m/NDB0AxHklinnqPai3gdScV

    • Formbook

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

    • Blocklisted process makes network request

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • 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 Enterprise v6

Tasks