Analysis

  • max time kernel
    140s
  • max time network
    141s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    22-11-2021 13:26

General

  • Target

    7dc420886e9c1a1e40e34d73ed2faf7c.dll

  • Size

    139KB

  • MD5

    7dc420886e9c1a1e40e34d73ed2faf7c

  • SHA1

    1cf57d47fab52815150a8236e985e7976aba4f75

  • SHA256

    4e7f81fa970f3c2ffa70c22d10b2c81efbf7429594719be49b56a0b516503e4b

  • SHA512

    71ed19f4556c8b87b8a5c9d833404aa1cb531bdabfbd5527760fbe1530d24db8c2eab71c03b1d351878789cb06bdf34e0a95f9b829b2354b9c1a6514a8028b5d

Malware Config

Extracted

Family

gozi_ifsb

Botnet

8899

C2

microsoft.com/windowsdisabler

https://technoshoper.com

https://avolebukoneh.website

http://technoshoper.com

http://avolebukoneh.website

Attributes
  • build

    260216

  • dga_season

    10

  • exe_type

    loader

  • server_id

    12

rsa_pubkey.plain
serpent.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 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)

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\7dc420886e9c1a1e40e34d73ed2faf7c.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2800
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\7dc420886e9c1a1e40e34d73ed2faf7c.dll
      2⤵
        PID:2804

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2804-115-0x0000000000000000-mapping.dmp
    • memory/2804-116-0x0000000004680000-0x000000000468F000-memory.dmp
      Filesize

      60KB