General

  • Target

    https://65.108.20.187/download.php?file=download

  • Sample

    220930-rngd7aefgq

Malware Config

Extracted

Family

gozi_ifsb

Botnet

4

C2

trackingg-protectioon.cdn1.mozilla.net

45.8.158.104

188.127.224.114

weiqeqwns.com

wdeiqeqwns.com

weiqeqwens.com

weiqewqwns.com

iujdhsndjfks.com

Attributes
  • base_path

    /uploaded/

  • build

    250246

  • exe_type

    loader

  • extension

    .pct

  • server_id

    50

rsa_pubkey.plain
aes.plain

Targets

    • Target

      https://65.108.20.187/download.php?file=download

    • Gozi, Gozi IFSB

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

    • Nirsoft

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Registers COM server for autorun

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

2
T1112

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

2
T1120

Remote System Discovery

1
T1018

Command and Control

Web Service

1
T1102

Tasks