gozi_rm3 | 8a3f9996bcb883152d868487ea2aff3314fe7c3fe6d974ab0fb8c89adbb8453e

General

Target

8a3f9996bcb883152d868487ea2aff3314fe7c3fe6d974ab0fb8c89adbb8453e.exe
Size

908KB
MD5

c25807680f8d11a23e7148d079e27e1a
SHA1

b92937fb14c7228f78ea109d6fcc264565ffb728
SHA256

8a3f9996bcb883152d868487ea2aff3314fe7c3fe6d974ab0fb8c89adbb8453e
SHA512

8c6e17eb27aa94cde05d71bb853be8d778e20b747f939c68f47e933366c81863795a4423ee651dba0b198ed60d203648e445ab120d4daa9d1bcfa96119dd0ca3

Score

10^/10

gozi_rm3 202004141 banker trojan

Malware Config

Extracted

Family

gozi_rm3

Attributes

build
300854

Extracted

Family

gozi_rm3

Botnet

202004141

C2

https://devicelease.xyz

Attributes

build
300854
dga_base_url
constitution.org/usdeclar.txt
dga_crc
0x4eb7d2ca
dga_season
10
dga_tlds
com
ru
org
exe_type
loader
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
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "360218075"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{BBB81001-DBE3-11EC-B0ED-C2F2D41BD72F} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{906F6F61-DBE3-11EC-B0ED-C2F2D41BD72F} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{D22A4741-DBE3-11EC-B0ED-C2F2D41BD72F} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000000000001000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000850f07ecb424934d8f5a48a59e73cec00000000002000000000010660000000100002000000029a61f6b0f4fa1bba92edb9737d34914ebd52158d2da365335f078a2f7ea4fc8000000000e800000000200002000000043e816653eba470117d3d24b85275bac5eef682995b117accc62a9008c98bd3d2000000058db8fc531cf9b1b116ac3f3977483b80b5545bb9291276f40ec1e4b61b226e240000000bf8ad2eb527caa3a4283878b2fb0fc609eeaa3b58cd740bcd670bb1f3148114422a7e5d4386bd1d0e53fcbe6d86ac6e9ffdd34cdc428b87aa2cd339c5777e155	iexplore.exe

Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

iexplore.exeiexplore.exeiexplore.exe

pid process

1708 iexplore.exe
1708 iexplore.exe
1592 iexplore.exe
940 iexplore.exe

Suspicious use of SetWindowsHookEx 16 IoCs

Processes:

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

pid	process
1708	iexplore.exe
1708	iexplore.exe
1520	IEXPLORE.EXE
1520	IEXPLORE.EXE
1708	iexplore.exe
1708	iexplore.exe
1252	IEXPLORE.EXE
1252	IEXPLORE.EXE
1592	iexplore.exe
1592	iexplore.exe
2040	IEXPLORE.EXE
2040	IEXPLORE.EXE
940	iexplore.exe
940	iexplore.exe
760	IEXPLORE.EXE
760	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

iexplore.exeiexplore.exeiexplore.exe

description	pid	process	target process
PID 1708 wrote to memory of 1520	1708	iexplore.exe	IEXPLORE.EXE
PID 1708 wrote to memory of 1520	1708	iexplore.exe	IEXPLORE.EXE
PID 1708 wrote to memory of 1520	1708	iexplore.exe	IEXPLORE.EXE
PID 1708 wrote to memory of 1520	1708	iexplore.exe	IEXPLORE.EXE
PID 1708 wrote to memory of 1252	1708	iexplore.exe	IEXPLORE.EXE
PID 1708 wrote to memory of 1252	1708	iexplore.exe	IEXPLORE.EXE
PID 1708 wrote to memory of 1252	1708	iexplore.exe	IEXPLORE.EXE
PID 1708 wrote to memory of 1252	1708	iexplore.exe	IEXPLORE.EXE
PID 1592 wrote to memory of 2040	1592	iexplore.exe	IEXPLORE.EXE
PID 1592 wrote to memory of 2040	1592	iexplore.exe	IEXPLORE.EXE
PID 1592 wrote to memory of 2040	1592	iexplore.exe	IEXPLORE.EXE
PID 1592 wrote to memory of 2040	1592	iexplore.exe	IEXPLORE.EXE
PID 940 wrote to memory of 760	940	iexplore.exe	IEXPLORE.EXE
PID 940 wrote to memory of 760	940	iexplore.exe	IEXPLORE.EXE
PID 940 wrote to memory of 760	940	iexplore.exe	IEXPLORE.EXE
PID 940 wrote to memory of 760	940	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\8a3f9996bcb883152d868487ea2aff3314fe7c3fe6d974ab0fb8c89adbb8453e.exe
"C:\Users\Admin\AppData\Local\Temp\8a3f9996bcb883152d868487ea2aff3314fe7c3fe6d974ab0fb8c89adbb8453e.exe"
1⤵
PID:1596

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:1708

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1708 CREDAT:275457 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1520

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1708 CREDAT:275470 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1252

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:1592

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1592 CREDAT:275457 /prefetch:2
2⤵
- Suspicious use of SetWindowsHookEx
PID:2040

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:940

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:940 CREDAT:275457 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:760

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/1596-54-0x0000000075C51000-0x0000000075C53000-memory.dmp

Filesize
8KB

Download
memory/1596-55-0x00000000001B0000-0x00000000001BC000-memory.dmp

Filesize
48KB

Download
memory/1596-56-0x0000000000400000-0x00000000004E5000-memory.dmp

Filesize
916KB

Download
memory/1596-57-0x00000000001D0000-0x00000000001E1000-memory.dmp

Filesize
68KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads