General

  • Target

    250224.exe

  • Size

    36KB

  • Sample

    220304-j8er4aeag4

  • MD5

    8a303945bd046ffb8e2e8c45af7c4429

  • SHA1

    d815f5d692d655ff2e5e5d1edf7e39cad1833d8b

  • SHA256

    029940bbdcf98c98a682c7e0af998b58aced8e0530fffc4caf97f466544f66ab

  • SHA512

    27b0b87ef17d9a3386ff41349dc55984e38b4e45b14472d1b49cdeb30b71947f5edef4c4a86d28e7d68739865b58e21c2d8e5aaefe4dd1b7fdd84676d527edfd

Malware Config

Extracted

Family

gozi_ifsb

Botnet

20000

C2

skype.com/signin

143.198.56.58

Attributes
  • base_path

    /peer/

  • build

    250225

  • exe_type

    loader

  • extension

    .prv

  • server_id

    50

rsa_pubkey.plain
aes.plain

Extracted

Family

gozi_ifsb

Botnet

20000

C2

skype.com/login

143.198.56.58

Attributes
  • base_path

    /images/

  • build

    250225

  • exe_type

    worker

  • extension

    .prv

  • server_id

    50

rsa_pubkey.plain
aes.plain
rsa_pubkey.plain

Targets

    • Target

      250224.exe

    • Size

      36KB

    • MD5

      8a303945bd046ffb8e2e8c45af7c4429

    • SHA1

      d815f5d692d655ff2e5e5d1edf7e39cad1833d8b

    • SHA256

      029940bbdcf98c98a682c7e0af998b58aced8e0530fffc4caf97f466544f66ab

    • SHA512

      27b0b87ef17d9a3386ff41349dc55984e38b4e45b14472d1b49cdeb30b71947f5edef4c4a86d28e7d68739865b58e21c2d8e5aaefe4dd1b7fdd84676d527edfd

    • Gozi, Gozi IFSB

      Gozi ISFB is a well-known and widely distributed banking trojan.

    • Checks computer location settings

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

1
T1012

System Information Discovery

3
T1082

Remote System Discovery

2
T1018

Process Discovery

1
T1057

Tasks