gozi_rm3 | 5073bca8e140ee4bd11545a493df2423dfeb19c0104de21a5ffcb6f1e43e3820

General

Target

8f6b3ca7b7afd249f3fc68f7ff2ce5ca5a206c2a1d123b5ac3aa28bf7f1eabd8.exe
Size

279KB
MD5

e51e8d553d497180c028cbd9b3123d32
SHA1

902d5707d5e8d6d4e6f6e60e1b95aea5609723c6
SHA256

8f6b3ca7b7afd249f3fc68f7ff2ce5ca5a206c2a1d123b5ac3aa28bf7f1eabd8
SHA512

5ed08018b744233fd72f3c283b55e3809cc628e6d82edcbdf6f9ae6170c6e20faa8fc499d0949fc68695f98d757701418247b955f261a95bf7b6dc31b155f437

Score

10^/10

gozi_rm3 202105141 banker trojan

Malware Config

Extracted

Family

gozi_rm3

Botnet

202105141

C2

https://robonight.xyz

Attributes

build
300968
exe_type
loader
non_target_locale
RU
server_id
12
url_path
index.htm

rsa_pubkey.plain

serpent.plain

Signatures

Gozi RM3
A heavily modified version of Gozi using RM3 loader.
banker trojan gozi_rm3

Modifies Internet Explorer settings 1 TTPs 64 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeiexplore.exeiexplore.exeIEXPLORE.EXEIEXPLORE.EXEIEXPLORE.EXE

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{D19A2011-BDEB-11EB-9E73-C65640CBF56B} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{A6433731-BDEB-11EB-9E73-C65640CBF56B} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000529101d5c9814b4eb0f580b37542e45000000000020000000000106600000001000020000000fba429a7c3d896174aca86d8dbe317a4c27e3b54409aabe43cd7b130d3d7ca23000000000e80000000020000200000004d9290d663753cc569e0536c2ea98451c5ecc9560aedf2569c2a3525d72649c720000000dc27ad45faf00bc94d8d7ffa53ff45692cdf675830a13529cdd85c35411b827c400000000e86a4ac989fff55dc1fc017b2ab2446a78cbdf5a29ab8f467270f01ddd06da87a2a0430200c18826bd720aa9a2fd388820a6547ca45bbb6ddb5db83479579e4	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{EA3E1BD1-BDEB-11EB-9E73-C65640CBF56B} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe

Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

iexplore.exeiexplore.exeiexplore.exe

pid process

744 iexplore.exe
964 iexplore.exe
1816 iexplore.exe

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

iexplore.exeIEXPLORE.EXEiexplore.exeIEXPLORE.EXEiexplore.exeIEXPLORE.EXE

pid	process
744	iexplore.exe
744	iexplore.exe
1228	IEXPLORE.EXE
1228	IEXPLORE.EXE
964	iexplore.exe
964	iexplore.exe
1372	IEXPLORE.EXE
1372	IEXPLORE.EXE
1816	iexplore.exe
1816	iexplore.exe
1056	IEXPLORE.EXE
1056	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

iexplore.exeiexplore.exeiexplore.exe

description	pid	process	target process
PID 744 wrote to memory of 1228	744	iexplore.exe	IEXPLORE.EXE
PID 744 wrote to memory of 1228	744	iexplore.exe	IEXPLORE.EXE
PID 744 wrote to memory of 1228	744	iexplore.exe	IEXPLORE.EXE
PID 744 wrote to memory of 1228	744	iexplore.exe	IEXPLORE.EXE
PID 964 wrote to memory of 1372	964	iexplore.exe	IEXPLORE.EXE
PID 964 wrote to memory of 1372	964	iexplore.exe	IEXPLORE.EXE
PID 964 wrote to memory of 1372	964	iexplore.exe	IEXPLORE.EXE
PID 964 wrote to memory of 1372	964	iexplore.exe	IEXPLORE.EXE
PID 1816 wrote to memory of 1056	1816	iexplore.exe	IEXPLORE.EXE
PID 1816 wrote to memory of 1056	1816	iexplore.exe	IEXPLORE.EXE
PID 1816 wrote to memory of 1056	1816	iexplore.exe	IEXPLORE.EXE
PID 1816 wrote to memory of 1056	1816	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\8f6b3ca7b7afd249f3fc68f7ff2ce5ca5a206c2a1d123b5ac3aa28bf7f1eabd8.exe
"C:\Users\Admin\AppData\Local\Temp\8f6b3ca7b7afd249f3fc68f7ff2ce5ca5a206c2a1d123b5ac3aa28bf7f1eabd8.exe"
1⤵
PID:1776

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:744

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:744 CREDAT:275457 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1228

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:964

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:964 CREDAT:275457 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1372

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1816

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1816 CREDAT:275457 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1056

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/964-68-0x000007FEFBB31000-0x000007FEFBB33000-memory.dmp

Filesize
8KB

Download
memory/1056-70-0x0000000000000000-mapping.dmp

Download
memory/1228-65-0x0000000000000000-mapping.dmp

Download
memory/1372-69-0x0000000000000000-mapping.dmp

Download
memory/1776-59-0x00000000001B0000-0x00000000001BE000-memory.dmp

Filesize
56KB

Download
memory/1776-60-0x0000000001000000-0x0000000001055000-memory.dmp

Filesize
340KB

Download
memory/1776-61-0x0000000075C31000-0x0000000075C33000-memory.dmp

Filesize
8KB

Download
memory/1776-62-0x0000000000250000-0x0000000000264000-memory.dmp

Filesize
80KB

Download
memory/1776-67-0x00000000008D0000-0x00000000008D2000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads