General

  • Target

    pres1642.zip

  • Size

    725KB

  • Sample

    210915-zdz3jseccp

  • MD5

    361a0e3c13303e22c42651bbdd97f011

  • SHA1

    363207d32822edca745e42c028c88b5c8ebff8f5

  • SHA256

    5eaa391593432a22119e53e5fd2ff6e7ba2f29fc41a370ab128704623a2d43cf

  • SHA512

    ae15d48079a1f8a44242c3c5dbe28e2969b6ceda836d239869999c132b1975d8a232fa5a4ac65556bb7b5c6166b16838b8f61d642df47090b8bd2425ebaec8e9

Malware Config

Extracted

Family

gozi_ifsb

Botnet

1500

C2

atl.bigbigpoppa.com

pop.urlovedstuff.com

Attributes
  • build

    250211

  • exe_type

    loader

  • server_id

    580

rsa_pubkey.plain
aes.plain

Targets

    • Target

      2.bat

    • Size

      5B

    • MD5

      53f31a089339194f333d2e3995dbb05e

    • SHA1

      d929c82d2ee727ccbea9c50c669a71075249899f

    • SHA256

      86b0c5a1e2b73b08fd54c727f4458649ed9fe3ad1b6e8ac9460c070113509a1e

    • SHA512

      d6f0e8c65e1fe60e81be2aee69b09b9a5df7519dff082cc4e51a705fb044a34db7198b40d480df0a048e32a7d2cf0c4090d64af123a5d852c21c8a35de4ff3fc

    • Gozi, Gozi IFSB

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

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • suricata: ET MALWARE Ursnif Variant CnC Beacon - URI Struct M1 (_2B)

      suricata: ET MALWARE Ursnif Variant CnC Beacon - URI Struct M1 (_2B)

    • suricata: ET MALWARE Ursnif Variant CnC Beacon - URI Struct M2 (_2F)

      suricata: ET MALWARE Ursnif Variant CnC Beacon - URI Struct M2 (_2F)

    • Blocklisted process makes network request

    • Loads dropped DLL

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Tasks