Resubmissions

23/03/2022, 11:22

220323-ngp6zahdal 10

24/01/2022, 10:09

220124-l6sx2sebc2 10

Analysis

  • max time kernel
    122s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    23/03/2022, 11:22

General

  • Target

    61ee6edf7de65.dll

  • Size

    95KB

  • MD5

    b6f0fc5638a110abac1a54805f77e786

  • SHA1

    f7eff5f67b1b794759ec0ba9b0d6a3bd5cd59bfe

  • SHA256

    06e26611fe5cf2fb04cfa894f9cb24edc0ab8306cf42c979b2c776372d07d1cf

  • SHA512

    b92f671821476bb041bd96a38b1ff300365d12d2fb6bec6266cfbd0f7613a3551807ddc3887ebee13911843322c3274af2a65ca1c38291b45506b433cccd15a8

Malware Config

Extracted

Family

gozi_ifsb

Botnet

20000

C2

giporedtrip.at

habpfans.at

Attributes
  • base_path

    /drew/

  • build

    260224

  • exe_type

    loader

  • extension

    .jlk

  • server_id

    50

rsa_pubkey.plain
aes.plain

Signatures

  • Gozi, Gozi IFSB

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

  • 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 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\61ee6edf7de65.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1684
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\61ee6edf7de65.dll,#1
      2⤵
      • Blocklisted process makes network request
      PID:1980

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1980-131-0x0000000002C90000-0x0000000002CA0000-memory.dmp

          Filesize

          64KB

        • memory/1980-132-0x0000000074CD0000-0x0000000074CEC000-memory.dmp

          Filesize

          112KB