gozi_rm3 | 5f234421a57af48df4735862c0121b256fa8c720aa8e1dbc65364b87bc332675

General

Target

5f234421a57af48df4735862c0121b256fa8c720aa8e1dbc65364b87bc332675.exe
Size

909KB
MD5

6590d857a5116c2bb174aa6cd3537321
SHA1

55c87d72b0c3b790a2532518b09642b42d9c0c38
SHA256

5f234421a57af48df4735862c0121b256fa8c720aa8e1dbc65364b87bc332675
SHA512

d6f7941cf23ba5acc69454f8a7b6b17c71e135ac0bb52df34190c7c85eedcba7c7101a8deb30a251922e1116e84c0182d2310d889f9038da3e303f35b6424f97

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.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000962422cf799f2f46a7e75b376cef3c3c00000000020000000000106600000001000020000000882b194c543adbc01f233263af9643bc2d4bf3456edf4e0e4e0c8613b5962d36000000000e800000000200002000000050d61cd06e460a503a8e65179989e58ef31a38fa8f84324214e7279abccf13f520000000b6b16cd4d9b9e2507c56d8957b6be3609ab27f38ad898c804a8fe525a68b650740000000de622e5d61ea1d28eded78e71bbd4670a992d5e8883b652715c076fd88f881c2d5c975d72f0e0f53a9ad45bc70b0a1363de11a7f47c26c5fc510456741274ab8	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 30aadb75df6fd801	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{9ED33661-DBD2-11EC-847E-E6BBD082ACA2} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000000000001000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{D98DA2E1-DBD2-11EC-847E-E6BBD082ACA2} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe

Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

iexplore.exeiexplore.exeiexplore.exe

pid process

1492 iexplore.exe
1492 iexplore.exe
732 iexplore.exe
1772 iexplore.exe

Suspicious use of SetWindowsHookEx 16 IoCs

Processes:

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

pid	process
1492	iexplore.exe
1492	iexplore.exe
1792	IEXPLORE.EXE
1792	IEXPLORE.EXE
1492	iexplore.exe
1492	iexplore.exe
1160	IEXPLORE.EXE
1160	IEXPLORE.EXE
732	iexplore.exe
732	iexplore.exe
1560	IEXPLORE.EXE
1560	IEXPLORE.EXE
1772	iexplore.exe
1772	iexplore.exe
1344	IEXPLORE.EXE
1344	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

iexplore.exeiexplore.exeiexplore.exe

description	pid	process	target process
PID 1492 wrote to memory of 1792	1492	iexplore.exe	IEXPLORE.EXE
PID 1492 wrote to memory of 1792	1492	iexplore.exe	IEXPLORE.EXE
PID 1492 wrote to memory of 1792	1492	iexplore.exe	IEXPLORE.EXE
PID 1492 wrote to memory of 1792	1492	iexplore.exe	IEXPLORE.EXE
PID 1492 wrote to memory of 1160	1492	iexplore.exe	IEXPLORE.EXE
PID 1492 wrote to memory of 1160	1492	iexplore.exe	IEXPLORE.EXE
PID 1492 wrote to memory of 1160	1492	iexplore.exe	IEXPLORE.EXE
PID 1492 wrote to memory of 1160	1492	iexplore.exe	IEXPLORE.EXE
PID 732 wrote to memory of 1560	732	iexplore.exe	IEXPLORE.EXE
PID 732 wrote to memory of 1560	732	iexplore.exe	IEXPLORE.EXE
PID 732 wrote to memory of 1560	732	iexplore.exe	IEXPLORE.EXE
PID 732 wrote to memory of 1560	732	iexplore.exe	IEXPLORE.EXE
PID 1772 wrote to memory of 1344	1772	iexplore.exe	IEXPLORE.EXE
PID 1772 wrote to memory of 1344	1772	iexplore.exe	IEXPLORE.EXE
PID 1772 wrote to memory of 1344	1772	iexplore.exe	IEXPLORE.EXE
PID 1772 wrote to memory of 1344	1772	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\5f234421a57af48df4735862c0121b256fa8c720aa8e1dbc65364b87bc332675.exe
"C:\Users\Admin\AppData\Local\Temp\5f234421a57af48df4735862c0121b256fa8c720aa8e1dbc65364b87bc332675.exe"
1⤵
PID:1464

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:1492

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1492 CREDAT:275457 /prefetch:2
2⤵
- Suspicious use of SetWindowsHookEx
PID:1792

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1492 CREDAT:472074 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1160

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:732

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:732 CREDAT:275457 /prefetch:2
2⤵
- Suspicious use of SetWindowsHookEx
PID:1560

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:1772

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1772 CREDAT:275457 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1344

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/1464-54-0x0000000075381000-0x0000000075383000-memory.dmp

Filesize
8KB

Download
memory/1464-55-0x0000000000220000-0x000000000022C000-memory.dmp

Filesize
48KB

Download
memory/1464-56-0x0000000000400000-0x00000000004E5000-memory.dmp

Filesize
916KB

Download
memory/1464-57-0x0000000000240000-0x0000000000251000-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