General

  • Target

    PO098765678.exe

  • Size

    59KB

  • Sample

    220910-j69vfshgg6

  • MD5

    24a7f8f81ef537691cdf1b6c9deaba07

  • SHA1

    066086ecc09525ebdffed134a7d100fc25a6b6b0

  • SHA256

    d4d681d100d595cc30c32b127eb1bcc983dec0f3f936bc037c1d5abcfea6ad65

  • SHA512

    467632e45b719aea3d20e56aab6acca193a79c160c3c14decd973ed7d2172e59f3f7bb384271d8a7eb3e262e1fbfc2ee8d3d7d1049714e91236a0fddc2acc67b

  • SSDEEP

    1536:ddVdj6XqNKAuDUaQl+kzdC9GiZQWSwi/fUpS/fX/MN2:dpQAuis1Jy///f/Mc

Malware Config

Extracted

Family

formbook

Campaign

zzun

Decoy

JnNtRHyNupy0GqRzAcasu7hb4rc=

Qv593NGLE7p9UNSaVkPXljAJm2QCNnc=

ePArIFWvjkkMgVEVhw4M4Jk=

26rqUwJ7dD0AiDI=

pBAxMHeK741QFw==

kHD7TPt5846pUMTX

56UnjFjHL1i0j659h3LymRnHpQj+SshC

4vKlKHflPqmWXRbrRwfPtrhb4rc=

6LBd4qButFAi

phMzGll8Ue7Fu+inq5cdnPaSugG3

NKswiQGCvZoG5FgsdHEI

rtTHnuUY8M1qVcXV

SOmECrlAt2oGAA==

L1ep9adutFAi

/UE+/AyvE6uEl28weFI=

IP+xMPQxJR4NE6TK

xvW5GN9/rqA5YUoOVt185Sf7Uw==

fRFNW9DhxL6VF7LA

KFYTfkaY741QFw==

W4JGvMBmt2oGAA==

Extracted

Family

xloader

Version

2.9

Campaign

zzun

Decoy

JnNtRHyNupy0GqRzAcasu7hb4rc=

Qv593NGLE7p9UNSaVkPXljAJm2QCNnc=

ePArIFWvjkkMgVEVhw4M4Jk=

26rqUwJ7dD0AiDI=

pBAxMHeK741QFw==

kHD7TPt5846pUMTX

56UnjFjHL1i0j659h3LymRnHpQj+SshC

4vKlKHflPqmWXRbrRwfPtrhb4rc=

6LBd4qButFAi

phMzGll8Ue7Fu+inq5cdnPaSugG3

NKswiQGCvZoG5FgsdHEI

rtTHnuUY8M1qVcXV

SOmECrlAt2oGAA==

L1ep9adutFAi

/UE+/AyvE6uEl28weFI=

IP+xMPQxJR4NE6TK

xvW5GN9/rqA5YUoOVt185Sf7Uw==

fRFNW9DhxL6VF7LA

KFYTfkaY741QFw==

W4JGvMBmt2oGAA==

Targets

    • Target

      PO098765678.exe

    • Size

      59KB

    • MD5

      24a7f8f81ef537691cdf1b6c9deaba07

    • SHA1

      066086ecc09525ebdffed134a7d100fc25a6b6b0

    • SHA256

      d4d681d100d595cc30c32b127eb1bcc983dec0f3f936bc037c1d5abcfea6ad65

    • SHA512

      467632e45b719aea3d20e56aab6acca193a79c160c3c14decd973ed7d2172e59f3f7bb384271d8a7eb3e262e1fbfc2ee8d3d7d1049714e91236a0fddc2acc67b

    • SSDEEP

      1536:ddVdj6XqNKAuDUaQl+kzdC9GiZQWSwi/fUpS/fX/MN2:dpQAuis1Jy///f/Mc

    • 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.

    • 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

3
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