gozi_rm3 | 3c3d3ab446cf039f096ead4702090b2104cb32f36c8c8d1d1d69c38a427aedec

General

Target

3c3d3ab446cf039f096ead4702090b2104cb32f36c8c8d1d1d69c38a427aedec.exe
Size

909KB
MD5

91942e3e4ac296b131ff7d16cd081915
SHA1

4b19f069f7b19c00a2598b014abfce7baa74611e
SHA256

3c3d3ab446cf039f096ead4702090b2104cb32f36c8c8d1d1d69c38a427aedec
SHA512

d424ce4a9d7f36cc9b0d9f55e8ef90a68363ddea383ebf05a08cc95c19c1c619a3badca23a9a23a93ddd22f49c00e127f349750f32215847cc4c2b0493627d45

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 32 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXEIEXPLORE.EXE

description	ioc	process
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\MINIE	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000850f07ecb424934d8f5a48a59e73cec000000000020000000000106600000001000020000000c8f31890dec3c38fbfc26f2cc6203a67c2baa8dba29b6cdb9f2bd15a9939323a000000000e80000000020000200000009092469faf915c30c6f2c8b8fb3fa8e2ba5ed9ec91f58e797d1b42477f8aa1ae20000000c0172a945a766f33a532d53ac997e17507c4b2202626029fe75792be0c05e128400000001850fd9ccc5bf13fdf854ad7690fbf598679b570e0fa0570bc86ae0ae9cb791dbabbf1e935895fe266d4fc344384daff022022c0c659013e12df3f45243c88b5	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\Recovery\PendingRecovery	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\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Zoom	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\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\InternetRegistry	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\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{CCFDC1D1-DBC4-11EC-8DA4-C621D3E3FB96} = "0"	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
Set value (int)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	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\TabbedBrowsing	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\Toolbar\WebBrowser	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
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
Key created	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	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\Main	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
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\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 1053abb2d16fd801	iexplore.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

iexplore.exe

pid process

1724 iexplore.exe
1724 iexplore.exe
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

iexplore.exeIEXPLORE.EXEIEXPLORE.EXE

pid process

1724 iexplore.exe
1724 iexplore.exe
1680 IEXPLORE.EXE
1680 IEXPLORE.EXE
1724 iexplore.exe
1724 iexplore.exe
1796 IEXPLORE.EXE
1796 IEXPLORE.EXE

pid	process
1724	iexplore.exe
1724	iexplore.exe

pid	process
1724	iexplore.exe
1724	iexplore.exe
1680	IEXPLORE.EXE
1680	IEXPLORE.EXE
1724	iexplore.exe
1724	iexplore.exe
1796	IEXPLORE.EXE
1796	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

iexplore.exe

description	pid	process	target process
PID 1724 wrote to memory of 1680	1724	iexplore.exe	IEXPLORE.EXE
PID 1724 wrote to memory of 1680	1724	iexplore.exe	IEXPLORE.EXE
PID 1724 wrote to memory of 1680	1724	iexplore.exe	IEXPLORE.EXE
PID 1724 wrote to memory of 1680	1724	iexplore.exe	IEXPLORE.EXE
PID 1724 wrote to memory of 1796	1724	iexplore.exe	IEXPLORE.EXE
PID 1724 wrote to memory of 1796	1724	iexplore.exe	IEXPLORE.EXE
PID 1724 wrote to memory of 1796	1724	iexplore.exe	IEXPLORE.EXE
PID 1724 wrote to memory of 1796	1724	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\3c3d3ab446cf039f096ead4702090b2104cb32f36c8c8d1d1d69c38a427aedec.exe
"C:\Users\Admin\AppData\Local\Temp\3c3d3ab446cf039f096ead4702090b2104cb32f36c8c8d1d1d69c38a427aedec.exe"
1⤵
PID:1052

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:1724

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1724 CREDAT:275457 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1680

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1724 CREDAT:1848324 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1796

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
PID:1824

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1824 CREDAT:275457 /prefetch:2
2⤵
PID:1660

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
PID:384

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:384 CREDAT:275457 /prefetch:2
2⤵
PID:1384

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

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\4WMK65SN.txt
Filesize
603B

MD5
1447508fa9c4ff079081f38913ce3b8c

SHA1
1825323d302900d52ea3e07a32b5c11aa8dd6a96

SHA256
3f179895b9507c8396e65f7113d1803ab3b8e4b492549123e622336af4ff99b6

SHA512
dcc8792fb13b400822e52964b3ff64780d4b989298976cfa20837f1ee2ac67f021a48a48de01fa5c01bc546833a19eb2cfbc3490c391477f22ba12d323d7e068

Download Submit
memory/1052-54-0x0000000076C81000-0x0000000076C83000-memory.dmp

Filesize
8KB

Download
memory/1052-56-0x0000000000400000-0x00000000004E5000-memory.dmp

Filesize
916KB

Download
memory/1052-55-0x0000000000220000-0x000000000022C000-memory.dmp

Filesize
48KB

Download
memory/1052-57-0x0000000000240000-0x0000000000251000-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