General

  • Target

    RNP-00129.xlsm

  • Size

    87KB

  • Sample

    211021-slmzmabdal

  • MD5

    21f5a279cdb8389e79a711ae43a9215a

  • SHA1

    74516a2bedf8b8aa4551cedba8a62e68209c0068

  • SHA256

    45b7ef5a55cbcddb1f21415450ee982ebdafac1cf3a57e62acb8d014bc797dfc

  • SHA512

    59af799f48b406da33005e71941341e4873ee5de0c5aa76eeb1a2465d11a9b8f4ec61209c3dbffe25078bc73b61552c82bbae9c5e3e20789ba227d7783776cde

Malware Config

Extracted

Family

trickbot

Version

100019

Botnet

rob136

C2

65.152.201.203:443

185.56.175.122:443

46.99.175.217:443

179.189.229.254:443

46.99.175.149:443

181.129.167.82:443

216.166.148.187:443

46.99.188.223:443

128.201.76.252:443

62.99.79.77:443

60.51.47.65:443

24.162.214.166:443

45.36.99.184:443

97.83.40.67:443

184.74.99.214:443

103.105.254.17:443

62.99.76.213:443

82.159.149.52:443

Attributes
  • autorun
    Name:pwgrabb
    Name:pwgrabc
ecc_pubkey.base64

Targets

    • Target

      RNP-00129.xlsm

    • Size

      87KB

    • MD5

      21f5a279cdb8389e79a711ae43a9215a

    • SHA1

      74516a2bedf8b8aa4551cedba8a62e68209c0068

    • SHA256

      45b7ef5a55cbcddb1f21415450ee982ebdafac1cf3a57e62acb8d014bc797dfc

    • SHA512

      59af799f48b406da33005e71941341e4873ee5de0c5aa76eeb1a2465d11a9b8f4ec61209c3dbffe25078bc73b61552c82bbae9c5e3e20789ba227d7783776cde

    • Process spawned unexpected child process

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

    • Trickbot

      Developed in 2016, TrickBot is one of the more recent banking Trojans.

    • suricata: ET MALWARE Win32/TrickBot CnC Initial Checkin M2

      suricata: ET MALWARE Win32/TrickBot CnC Initial Checkin M2

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Loads dropped DLL

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Tasks