Overview

overview

10

Static

static

a1b6e7058b...00.exe

windows7-x64

10

a1b6e7058b...00.exe

windows10-2004-x64

3

Analysis

  • max time kernel
    144s
  • max time network
    65s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    07-11-2022 16:24

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General

  • Target

    a1b6e7058b45dcf73e569ffd1559fb167a48fb4526d180213f25e517a6141700.exe

  • Size

    430KB

  • MD5

    fcf5c2e8baafde4f0d4334aec04009a4

  • SHA1

    7c14de6dcfa2f34966b97a49093eb91c1bc1c7fd

  • SHA256

    a1b6e7058b45dcf73e569ffd1559fb167a48fb4526d180213f25e517a6141700

  • SHA512

    de955f8b2c76e0f93bfd5a2b68a5509be69c68ed2256ab76a57b2a1838e5306b5fb3d641e736d3037a7c4db69cb66296dcff4a7766f483fdea94392086d8447d

  • SSDEEP

    6144:8QsE6W/19evWMzL3Lt6b21mc4PdLXEeLw6o:83E6k19eDHLtqPc4VzEey

Score
10/10
gozi1010bankerisfbpersistenceransomwaretrojan

Malware Config

Extracted

Family

gozi

Extracted

Family

gozi

Botnet

1010

C2

nan.bocalee.com/geodata/version/ip2ext

sys.aronzvi.com/geodata/version/ip2ext

lan.hayloindigo.com/geodata/version/ip2ext

sys.jacentacobb.com/geodata/version/ip2ext

lansystemstat.com/geodata/version/ip2ext

highnetwork.pw/geodata/version/ip2ext

lostnetwork.in/geodata/version/ip2ext

sysconnections.net/geodata/version/ip2ext

lansupports.com/geodata/version/ip2ext
Attributes
  • build

    212578

  • exe_type

    worker

  • server_id

    30

rsa_pubkey.plain
serpent.plain

Signatures

  • Gozi

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

    bankertrojangozi
  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
    persistence
  • Deletes itself 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops file in System32 directory 2 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 2 IoCs
    ransomware
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 16 IoCs
  • Suspicious use of FindShellTrayWindow 30 IoCs
  • Suspicious use of SendNotifyMessage 20 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\a1b6e7058b45dcf73e569ffd1559fb167a48fb4526d180213f25e517a6141700.exe
    "C:\Users\Admin\AppData\Local\Temp\a1b6e7058b45dcf73e569ffd1559fb167a48fb4526d180213f25e517a6141700.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in System32 directory
    • Sets desktop wallpaper using registry
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2008
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe
      2⤵
      • Modifies Installed Components in the registry
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:1732
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\2C3D.bat" "C:\Users\Admin\AppData\Local\Temp\A1B6E7~1.EXE""
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1332
      • C:\Windows\SysWOW64\attrib.exe
        attrib -r -s -h "C:\Users\Admin\AppData\Local\Temp\A1B6E7~1.EXE"
        3⤵
        • Views/modifies file attributes
        PID:1684
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0xc8
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1728

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

2
T1060

Hidden Files and Directories

1
T1158

Privilege Escalation

Defense Evasion

Modify Registry

3
T1112

Hidden Files and Directories

1
T1158

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Defacement

1
T1491

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\2C3D.bat
    Filesize

    72B

    MD5

    185d483392fd8c2f00f7ed4ca972aa36

    SHA1

    61bde09f7e4d424d521b19df4a57b13934fa1702

    SHA256

    f158abec9d3b5950a305f4c485058d2c1ff8bfd57712565c6663170ca8265609

    SHA512

    8ba7f5ff168a8a558a812030ac311df27c271472355265abf8d8f3dcac10a65544b189aaa6578ad16f9599811269d2f812732fff41daae59cfd9a8a9f64be6cb

    Download Submit
  • memory/1332-59-0x0000000000000000-mapping.dmp
    Download
  • memory/1684-63-0x0000000000000000-mapping.dmp
    Download
  • memory/1732-56-0x0000000000000000-mapping.dmp
    Download
  • memory/1732-58-0x000007FEFBF41000-0x000007FEFBF43000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1732-64-0x0000000000340000-0x00000000003C6000-memory.dmp
    Filesize

    536KB

    Download
  • memory/2008-54-0x00000000761F1000-0x00000000761F3000-memory.dmp
    Filesize

    8KB

    Download
  • memory/2008-55-0x0000000000230000-0x0000000000233000-memory.dmp
    Filesize

    12KB

    Download
  • memory/2008-57-0x0000000000400000-0x0000000000482000-memory.dmp
    Filesize

    520KB

    Download
  • memory/2008-60-0x0000000000230000-0x0000000000233000-memory.dmp
    Filesize

    12KB

    Download
  • memory/2008-61-0x0000000000400000-0x0000000000482000-memory.dmp
    Filesize

    520KB

    Download