gozi_rm3 | cfd755636879572affa82b2003d7f1cf4eb4eff3a3e600b811f418bf8ba9e657

General

Target

cfd755636879572affa82b2003d7f1cf4eb4eff3a3e600b811f418bf8ba9e657.exe
Size

908KB
MD5

ab4213c5cd85873ca14ecd8e4b600bf7
SHA1

59eedb60d448d350db8f3eea38ef751d290ec1d1
SHA256

cfd755636879572affa82b2003d7f1cf4eb4eff3a3e600b811f418bf8ba9e657
SHA512

4913f59e79f540c45ff5dd8e06d0c0fd129ff9a82aed33308ab818d8947bec45a934f43da8cf6057125ad368b3ee49d5c74eebb418b581619533151d3c394736

Score

10^/10

gozi_rm3 202004141 banker trojan

Malware Config

Extracted

Family

gozi_rm3

Attributes

build
300854
exe_type
loader

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 10 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{13B6E8DF-DBBE-11EC-B274-F23C9496A3E7} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

1632 iexplore.exe
Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

1632 iexplore.exe
1632 iexplore.exe
3352 IEXPLORE.EXE
3352 IEXPLORE.EXE

pid	process
1632	iexplore.exe

pid	process
1632	iexplore.exe
1632	iexplore.exe
3352	IEXPLORE.EXE
3352	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

iexplore.exe

description	pid	process	target process
PID 1632 wrote to memory of 3352	1632	iexplore.exe	IEXPLORE.EXE
PID 1632 wrote to memory of 3352	1632	iexplore.exe	IEXPLORE.EXE
PID 1632 wrote to memory of 3352	1632	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\cfd755636879572affa82b2003d7f1cf4eb4eff3a3e600b811f418bf8ba9e657.exe
"C:\Users\Admin\AppData\Local\Temp\cfd755636879572affa82b2003d7f1cf4eb4eff3a3e600b811f418bf8ba9e657.exe"
1⤵
PID:3400

C:\Program Files (x86)\Internet Explorer\ielowutil.exe
"C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding
1⤵
PID:1768

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:1632

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1632 CREDAT:17410 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3352

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1632 CREDAT:82950 /prefetch:2
2⤵
PID:4296

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
PID:4764

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4764 CREDAT:17410 /prefetch:2
2⤵
PID:1824

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
PID:1300

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1300 CREDAT:17410 /prefetch:2
2⤵
PID:3148

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
PID:948

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:948 CREDAT:17410 /prefetch:2
2⤵
PID:1940

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
PID:4260

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4260 CREDAT:17410 /prefetch:2
2⤵
PID:5000

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/3400-130-0x0000000000580000-0x0000000000591000-memory.dmp

Filesize
68KB

Download
memory/3400-137-0x0000000000400000-0x00000000004E5000-memory.dmp

Filesize
916KB

Download
memory/3400-136-0x0000000000560000-0x000000000056C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads