Overview

overview

10

Static

static

95b107fed6...80.exe

windows7-x64

10

95b107fed6...80.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    166s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-10-2022 18:12

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General

  • Target

    95b107fed6499ed48dea071f07362a34289f5600c37a70b641e8d4676df78a80.exe

  • Size

    330KB

  • MD5

    6a4b1cfb80bdb519dcd780cf3394de20

  • SHA1

    e14344457221584f5ae03f041eeddcec1c941597

  • SHA256

    95b107fed6499ed48dea071f07362a34289f5600c37a70b641e8d4676df78a80

  • SHA512

    46acb4dc1311a7e0f016f44b3c8cf1d140b65bd5de57c2566d85f0289a91e10fba9df9493c8a8ad3c838d6b4ff85c1343dcd80b24f52876f3eb2703f3a6d417f

  • SSDEEP

    6144:wikrw8J6L91p9xzyohKhRcIERqcKvl9W695OHIue/Ytijm/:M8iE93jkIIEwc6l9W62Hht

Score
10/10
gozi_ifsb1010bankerpersistencetrojan

Malware Config

Extracted

Family

gozi_ifsb

Botnet

1010

C2

siasecuritychecks.com

195.20.141.92
Attributes
  • exe_type

    worker

  • server_id

    12

rsa_pubkey.plain
serpent.plain

Signatures

  • Gozi, Gozi IFSB

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

    bankertrojangozi_ifsb
  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
    persistence
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 1 IoCs

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

  • Drops file in System32 directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 58 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies registry class 42 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 50 IoCs
  • Suspicious use of FindShellTrayWindow 61 IoCs
  • Suspicious use of SendNotifyMessage 26 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\95b107fed6499ed48dea071f07362a34289f5600c37a70b641e8d4676df78a80.exe
    "C:\Users\Admin\AppData\Local\Temp\95b107fed6499ed48dea071f07362a34289f5600c37a70b641e8d4676df78a80.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4124
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe
      2⤵
      • Modifies Installed Components in the registry
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:1144
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\CC9A.bat" "C:\Users\Admin\AppData\Local\Temp\95B107~1.EXE""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3888
      • C:\Windows\SysWOW64\attrib.exe
        attrib -r -s -h "C:\Users\Admin\AppData\Local\Temp\95B107~1.EXE"
        3⤵
        • Views/modifies file attributes
        PID:3568
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:2252
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Enumerates system info in registry
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:1076

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

2
T1112

Hidden Files and Directories

1
T1158

Credential Access

Discovery

Query Registry

4
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

2
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CC9A.bat
    Filesize

    76B

    MD5

    b1fab0525eb3b99095ec923f093b178f

    SHA1

    ee0b657f4846db0c3423a634f10d441c38c83c1c

    SHA256

    a281688c4279eeb7670e640f1d80f80171d45bf13a5fc32c305600e9f5114cc4

    SHA512

    828a22692a71885fefdc3317286e07be1e547be8dddaf7ad5b30b5f1a72a72dbeb4d8db57c70bb829b42a520cce869ffd5f3ef73574dd4af7de06ab08ea0e050

    Download Submit
  • memory/1076-145-0x00000210414D8000-0x00000210414E0000-memory.dmp
    Filesize

    32KB

    Download
  • memory/1076-147-0x00000210432E0000-0x0000021043300000-memory.dmp
    Filesize

    128KB

    Download
  • memory/1076-151-0x0000021053340000-0x0000021053440000-memory.dmp
    Filesize

    1024KB

    Download
  • memory/1076-154-0x0000021043180000-0x00000210431A0000-memory.dmp
    Filesize

    128KB

    Download
  • memory/1144-132-0x0000000000000000-mapping.dmp
    Download
  • memory/3568-144-0x0000000000000000-mapping.dmp
    Download
  • memory/3888-135-0x0000000000000000-mapping.dmp
    Download
  • memory/4124-133-0x0000000002070000-0x000000000209F000-memory.dmp
    Filesize

    188KB

    Download
  • memory/4124-134-0x0000000000400000-0x0000000000457000-memory.dmp
    Filesize

    348KB

    Download