gozi_ifsb | 554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e

Analysis

max time kernel
137s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
02/10/2022, 22:21

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General

Target
554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe
Size 281KB
Sample221002-19qdnaefen
SHA256 554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e
MD5 013258b4005484f42888e377f7412fe0
SHA1 a48eb0f3adbafb7bb6b3f42c04db797aca60895b
SHA512 547f7942d5654dbca1b60bb72be466524c352e79347ece837f39ac1932f747d04c3a808f0ca53b52943b2cb8a93d4698599e9d6d98b20d3b35f0c03915b19dd9
SSDEEP 6144:EZ8DmM0rMJM19avyU2YGUsPKgUBHHBtTDWN2WC3y:3KMJMup2x5K5Bbl3y
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

gozi_ifsb 1015 banker persistence trojan

Malware Config

Extracted

Family

gozi_ifsb

Botnet

1015

lgeywijneyke.us
puqcgfwgmftravot.com
itnnuubvifmaintg.com
rtsnysrusdtbh.net
pkgmvltcjk.org

Attributes

exe_type
worker
server_id
8

rsa_pubkey.plain

serpent.plain

Signatures

Gozi, Gozi IFSB
Gozi ISFB is a well-known and widely distributed banking trojan.
banker trojan gozi_ifsb

Executes dropped EXE 2 IoCs

pid	Process
5040	aeevatl.exe
4912	aeevatl.exe

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ccatdll = "C:\\Users\\Admin\\AppData\\Roaming\\ClipUser\\aeevatl.exe"	554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3640 set thread context of 1340	3640	554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe	82
PID 5040 set thread context of 4912	5040	aeevatl.exe	109

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Checks SCSI registry key(s) 3 TTPs 2 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_DADY&PROD_HARDDISK\4&215468A5&0&000000	554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\FriendlyName	554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3640	554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe
3640	554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe
5040	aeevatl.exe
5040	aeevatl.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3640	554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe
3640	554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe
5040	aeevatl.exe
5040	aeevatl.exe

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 3640 wrote to memory of 1340	3640	554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe	82
PID 3640 wrote to memory of 1340	3640	554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe	82
PID 3640 wrote to memory of 1340	3640	554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe	82
PID 3640 wrote to memory of 1340	3640	554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe	82
PID 3640 wrote to memory of 1340	3640	554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe	82
PID 3640 wrote to memory of 1340	3640	554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe	82
PID 3640 wrote to memory of 1340	3640	554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe	82
PID 3640 wrote to memory of 1340	3640	554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe	82
PID 3640 wrote to memory of 1340	3640	554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe	82
PID 3640 wrote to memory of 1340	3640	554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe	82
PID 3640 wrote to memory of 1340	3640	554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe	82
PID 1340 wrote to memory of 3780	1340	554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe	105
PID 1340 wrote to memory of 3780	1340	554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe	105
PID 1340 wrote to memory of 3780	1340	554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe	105
PID 3780 wrote to memory of 2276	3780	cmd.exe	107
PID 3780 wrote to memory of 2276	3780	cmd.exe	107
PID 3780 wrote to memory of 2276	3780	cmd.exe	107
PID 2276 wrote to memory of 5040	2276	cmd.exe	108
PID 2276 wrote to memory of 5040	2276	cmd.exe	108
PID 2276 wrote to memory of 5040	2276	cmd.exe	108
PID 5040 wrote to memory of 4912	5040	aeevatl.exe	109
PID 5040 wrote to memory of 4912	5040	aeevatl.exe	109
PID 5040 wrote to memory of 4912	5040	aeevatl.exe	109
PID 5040 wrote to memory of 4912	5040	aeevatl.exe	109
PID 5040 wrote to memory of 4912	5040	aeevatl.exe	109
PID 5040 wrote to memory of 4912	5040	aeevatl.exe	109
PID 5040 wrote to memory of 4912	5040	aeevatl.exe	109
PID 5040 wrote to memory of 4912	5040	aeevatl.exe	109
PID 5040 wrote to memory of 4912	5040	aeevatl.exe	109
PID 5040 wrote to memory of 4912	5040	aeevatl.exe	109
PID 5040 wrote to memory of 4912	5040	aeevatl.exe	109

C:\Users\Admin\AppData\Local\Temp\554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe
"C:\Users\Admin\AppData\Local\Temp\554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3640
- C:\Users\Admin\AppData\Local\Temp\554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe
  C:\Users\Admin\AppData\Local\Temp\554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e.exe
  2⤵
  - Checks computer location settings
  - Adds Run key to start application
  - Checks SCSI registry key(s)
  - Suspicious use of WriteProcessMemory
  PID:1340
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\D683\907B.bat" "C:\Users\Admin\AppData\Roaming\ClipUser\aeevatl.exe" "C:\Users\Admin\AppData\Local\Temp\554859~1.EXE""
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3780
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /C ""C:\Users\Admin\AppData\Roaming\ClipUser\aeevatl.exe" "C:\Users\Admin\AppData\Local\Temp\554859~1.EXE""
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2276
    - - C:\Users\Admin\AppData\Roaming\ClipUser\aeevatl.exe
        
        "C:\Users\Admin\AppData\Roaming\ClipUser\aeevatl.exe" "C:\Users\Admin\AppData\Local\Temp\554859~1.EXE"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of SetWindowsHookEx
        Suspicious use of WriteProcessMemory
        
        PID:5040
      - C:\Users\Admin\AppData\Roaming\ClipUser\aeevatl.exe
        
        C:\Users\Admin\AppData\Roaming\ClipUser\aeevatl.exe
        6⤵
        Executes dropped EXE
        
        PID:4912

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

907B.bat

Path C:\Users\Admin\AppData\Local\Temp\D683\907B.bat
Size 112B
SHA256 d11a17062ab54505e9614df98cd868d91656965db67db352be66bbde709fc033
MD5 4cdda2035dc1f2ad863c7f91524c49f9
SHA1 60fe818a729bd5d131a98acead947022d1b5eeeb
SHA512 516e674cee98805a9c8f328f06631da5af157f3037f77895b7da1d58cc1d1f2a5b960d71f8bad0a58d3e7adfb61ae89807f41fd769935b65ca92b76fc0aa4ad3
MD5 SHA1 SHA512

Submit Download

aeevatl.exe

Path C:\Users\Admin\AppData\Roaming\ClipUser\aeevatl.exe
Size 281KB
SHA256 554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e
MD5 013258b4005484f42888e377f7412fe0
SHA1 a48eb0f3adbafb7bb6b3f42c04db797aca60895b
SHA512 547f7942d5654dbca1b60bb72be466524c352e79347ece837f39ac1932f747d04c3a808f0ca53b52943b2cb8a93d4698599e9d6d98b20d3b35f0c03915b19dd9
SSDEEP 6144:EZ8DmM0rMJM19avyU2YGUsPKgUBHHBtTDWN2WC3y:3KMJMup2x5K5Bbl3y
MD5 SHA1 SHA512 SSDEEP

Submit Download

aeevatl.exe

Path C:\Users\Admin\AppData\Roaming\ClipUser\aeevatl.exe
Size 281KB
SHA256 554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e
MD5 013258b4005484f42888e377f7412fe0
SHA1 a48eb0f3adbafb7bb6b3f42c04db797aca60895b
SHA512 547f7942d5654dbca1b60bb72be466524c352e79347ece837f39ac1932f747d04c3a808f0ca53b52943b2cb8a93d4698599e9d6d98b20d3b35f0c03915b19dd9
SSDEEP 6144:EZ8DmM0rMJM19avyU2YGUsPKgUBHHBtTDWN2WC3y:3KMJMup2x5K5Bbl3y
MD5 SHA1 SHA512 SSDEEP

Submit Download

aeevatl.exe

Path C:\Users\Admin\AppData\Roaming\ClipUser\aeevatl.exe
Size 281KB
SHA256 554859fca727ca24661e8a62cd964a673f3df3e8b1746ebb7235ec6c87d14d3e
MD5 013258b4005484f42888e377f7412fe0
SHA1 a48eb0f3adbafb7bb6b3f42c04db797aca60895b
SHA512 547f7942d5654dbca1b60bb72be466524c352e79347ece837f39ac1932f747d04c3a808f0ca53b52943b2cb8a93d4698599e9d6d98b20d3b35f0c03915b19dd9
SSDEEP 6144:EZ8DmM0rMJM19avyU2YGUsPKgUBHHBtTDWN2WC3y:3KMJMup2x5K5Bbl3y
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/1340-133-0x0000000000400000-0x0000000001400000-memory.dmp

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memory/1340-137-0x0000000000400000-0x0000000000435000-memory.dmp

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memory/1340-138-0x0000000000400000-0x0000000000435000-memory.dmp

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memory/1340-140-0x0000000000400000-0x0000000000435000-memory.dmp

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memory/1340-136-0x0000000000400000-0x0000000001400000-memory.dmp

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memory/3640-135-0x0000000000AD0000-0x0000000000AD4000-memory.dmp

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memory/4912-150-0x0000000000400000-0x0000000001400000-memory.dmp

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memory/4912-151-0x0000000000400000-0x0000000000435000-memory.dmp

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memory/4912-152-0x0000000000400000-0x0000000000435000-memory.dmp

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