gozi | 4a26a3cbf7f36b9cc6c9ad97ef38b41903d37eb1333b748f0401e671a21947fc

Analysis

max time kernel
134s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
12-10-2023 14:07

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General

Target

Informazioni.url
Size

193B
MD5

1d845b70ddd55eadc3839f5260a3fe98
SHA1

9e6777fc98e89c4fd6f27cc7bed1c50a965c8c0d
SHA256

a6e70f830d130741e0707af7e78a9d2cfb5bc05a487a213b10c8554b40d4c8fa
SHA512

25be0840385e11b34d3544e33bce9e89e01132568cac404107018f7a238db3cd8bd907e172e66cf36a30944eb9163a8663ab9b587c6bd35872c03c4a22b57bd2

Score

10^/10

gozi 5050 banker isfb trojan

Malware Config

Extracted

Family

gozi

Extracted

Family

gozi

Botnet

5050

fotexion.com

Attributes

base_path
/jerry/
build
250260
exe_type
loader
extension
.bob
server_id
50

rsa_pubkey.plain

aes.plain

Signatures

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

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

Processes:

rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\Control Panel\International\Geo\Nation	rundll32.exe

Loads dropped DLL 1 IoCs

Processes:

rundll32.exe

pid process

4892 rundll32.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Modifies registry class 1 IoCs

Processes:

rundll32.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000_Classes\Local Settings rundll32.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

rundll32.exe

pid process

1688 rundll32.exe

pid	process
4892	rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000_Classes\Local Settings	rundll32.exe

pid	process
1688	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.execontrol.exerundll32.exe

description	pid	process	target process
PID 1688 wrote to memory of 3280	1688	rundll32.exe	control.exe
PID 1688 wrote to memory of 3280	1688	rundll32.exe	control.exe
PID 3280 wrote to memory of 420	3280	control.exe	rundll32.exe
PID 3280 wrote to memory of 420	3280	control.exe	rundll32.exe
PID 420 wrote to memory of 4892	420	rundll32.exe	rundll32.exe
PID 420 wrote to memory of 4892	420	rundll32.exe	rundll32.exe
PID 420 wrote to memory of 4892	420	rundll32.exe	rundll32.exe

C:\Windows\System32\rundll32.exe
"C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL C:\Users\Admin\AppData\Local\Temp\Informazioni.url
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1688

C:\Windows\System32\control.exe
"C:\Windows\System32\control.exe" "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\7A5L91DP\inform[1].cpl",
2⤵
- Suspicious use of WriteProcessMemory
PID:3280

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" Shell32.dll,Control_RunDLL "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\7A5L91DP\inform[1].cpl",
3⤵
- Suspicious use of WriteProcessMemory
PID:420

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\SysWOW64\rundll32.exe" "C:\Windows\SysWOW64\shell32.dll",#44 "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\7A5L91DP\inform[1].cpl",
4⤵
- Loads dropped DLL
PID:4892

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\7A5L91DP\inform[1].cpl
Filesize
206KB

MD5
72e2a5c797954e895a41be5b20f867b2

SHA1
419aacfb3ccea9b08277bcc9405054fa4238a597

SHA256
858d867cc62c0bf13b16ccdb9f6cd6022d61fc2ab98a7db60806a35c7da9b2e0

SHA512
77be53cf579f69ee728fafbe93568b8d4c462490ba3fe053db367798508abb0d7a838731d17e465f0a29b982eb49e1227d94c971823e1d375b2b761887e107b3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\7A5L91DP\inform[1].cpl
Filesize
206KB

MD5
72e2a5c797954e895a41be5b20f867b2

SHA1
419aacfb3ccea9b08277bcc9405054fa4238a597

SHA256
858d867cc62c0bf13b16ccdb9f6cd6022d61fc2ab98a7db60806a35c7da9b2e0

SHA512
77be53cf579f69ee728fafbe93568b8d4c462490ba3fe053db367798508abb0d7a838731d17e465f0a29b982eb49e1227d94c971823e1d375b2b761887e107b3

Download Submit
memory/4892-6-0x0000000002E40000-0x0000000002E69000-memory.dmp

Filesize
164KB

Download
memory/4892-7-0x0000000002E70000-0x0000000002E7E000-memory.dmp

Filesize
56KB

Download
memory/4892-8-0x0000000002F90000-0x0000000002F9D000-memory.dmp

Filesize
52KB

Download
memory/4892-11-0x0000000002E70000-0x0000000002E7E000-memory.dmp

Filesize
56KB

Download
memory/4892-12-0x0000000002E70000-0x0000000002E7E000-memory.dmp

Filesize
56KB

Download