Malware Analysis Report

2024-08-06 02:16

Sample ID 220525-acc4yscdf7
Target c88d96f3dcba73032cd0b778cd837d56fec7676d4c9a635a23a16f1d05d56faa
SHA256 c88d96f3dcba73032cd0b778cd837d56fec7676d4c9a635a23a16f1d05d56faa
Tags
cryptone packer gozi_rm3 202004141 banker trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

c88d96f3dcba73032cd0b778cd837d56fec7676d4c9a635a23a16f1d05d56faa

Threat Level: Known bad

The file c88d96f3dcba73032cd0b778cd837d56fec7676d4c9a635a23a16f1d05d56faa was found to be: Known bad.

Malicious Activity Summary

cryptone packer gozi_rm3 202004141 banker trojan

Gozi RM3

CryptOne packer

Modifies Internet Explorer settings

Suspicious use of FindShellTrayWindow

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V6

Initial Access
TA0001
Execution
TA0002
Persistence
TA0003
Privilege Escalation
TA0004
Defense Evasion
TA0005
Modify Registry
T1112
Credential Access
TA0006
Discovery
TA0007
Lateral Movement
TA0008
Collection
TA0009
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040

Analysis: static1

Detonation Overview

Reported

2022-05-25 00:03

Signatures

CryptOne packer

cryptone packer
Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-05-25 00:03

Reported

2022-05-25 00:09

Platform

win7-20220414-en

Max time kernel

74s

Max time network

167s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c88d96f3dcba73032cd0b778cd837d56fec7676d4c9a635a23a16f1d05d56faa.exe"

Signatures

Gozi RM3

banker trojan gozi_rm3

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Set value (data) \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000000000001000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000 C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\InternetRegistry C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\PageSetup C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Zoom C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\GPU C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\IETld\LowMic C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{5CCDFF01-DBCF-11EC-A0BC-6AE9FCDE30C7} = "0" C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\MINIE C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500" C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\IntelliForms C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\LowRegistry C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive C:\Program Files\Internet Explorer\iexplore.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Program Files\Internet Explorer\iexplore.exe N/A
N/A N/A C:\Program Files\Internet Explorer\iexplore.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Program Files\Internet Explorer\iexplore.exe N/A
N/A N/A C:\Program Files\Internet Explorer\iexplore.exe N/A
N/A N/A C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
N/A N/A C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
N/A N/A C:\Program Files\Internet Explorer\iexplore.exe N/A
N/A N/A C:\Program Files\Internet Explorer\iexplore.exe N/A
N/A N/A C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
N/A N/A C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 692 wrote to memory of 1492 N/A C:\Program Files\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
PID 692 wrote to memory of 1492 N/A C:\Program Files\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
PID 692 wrote to memory of 1492 N/A C:\Program Files\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
PID 692 wrote to memory of 1492 N/A C:\Program Files\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
PID 692 wrote to memory of 1336 N/A C:\Program Files\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
PID 692 wrote to memory of 1336 N/A C:\Program Files\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
PID 692 wrote to memory of 1336 N/A C:\Program Files\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
PID 692 wrote to memory of 1336 N/A C:\Program Files\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE

Processes

C:\Users\Admin\AppData\Local\Temp\c88d96f3dcba73032cd0b778cd837d56fec7676d4c9a635a23a16f1d05d56faa.exe

"C:\Users\Admin\AppData\Local\Temp\c88d96f3dcba73032cd0b778cd837d56fec7676d4c9a635a23a16f1d05d56faa.exe"

C:\Program Files\Internet Explorer\iexplore.exe

"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE

"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:692 CREDAT:275457 /prefetch:2

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE

"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:692 CREDAT:1848324 /prefetch:2

C:\Program Files\Internet Explorer\iexplore.exe

"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE

"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1712 CREDAT:275457 /prefetch:2

C:\Program Files\Internet Explorer\iexplore.exe

"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE

"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1792 CREDAT:275457 /prefetch:2

Network

Country Destination Domain Proto
US 34.199.234.25:443 tcp
US 34.199.234.25:443 tcp
NL 216.58.214.10:443 tcp
GB 99.84.2.88:80 tcp
GB 99.84.2.88:80 tcp
NL 172.217.168.227:80 tcp
NL 216.58.214.10:443 tcp
GB 143.204.178.181:80 tcp
GB 143.204.178.145:80 tcp
NL 216.58.208.99:443 tcp
NL 216.58.208.99:443 tcp
NL 216.58.208.99:443 tcp
NL 216.58.208.99:443 tcp
NL 142.251.39.104:443 tcp
NL 172.217.168.227:80 tcp
NL 172.217.168.227:80 tcp
NL 172.217.168.227:80 tcp
NL 172.217.168.227:80 tcp
NL 172.217.168.227:80 tcp
NL 172.217.168.227:80 tcp
GB 143.204.178.224:80 tcp
NL 142.251.39.104:443 tcp
GB 143.204.178.224:80 tcp
GB 143.204.178.224:80 tcp
NL 216.58.208.99:443 tcp
NL 142.250.179.206:443 tcp
GB 99.84.2.141:80 tcp
GB 99.84.2.202:80 tcp
GB 143.204.176.7:443 tcp
NL 216.58.208.99:443 tcp
NL 142.250.179.206:443 tcp
US 8.8.8.8:53 devicelease.xyz udp
US 142.250.102.155:443 tcp
US 142.250.102.155:443 tcp
GB 143.204.176.44:443 tcp
NL 172.217.168.227:80 tcp
NL 172.217.168.227:80 tcp
GB 143.204.176.44:443 tcp
US 188.114.96.3:443 tcp

Files

memory/1684-54-0x0000000075DF1000-0x0000000075DF3000-memory.dmp

memory/1684-55-0x00000000003A0000-0x00000000003AC000-memory.dmp

memory/1684-56-0x0000000000400000-0x00000000004E5000-memory.dmp

memory/1684-57-0x00000000003C0000-0x00000000003D1000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-05-25 00:03

Reported

2022-05-25 00:09

Platform

win10v2004-20220414-en

Max time kernel

66s

Max time network

167s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c88d96f3dcba73032cd0b778cd837d56fec7676d4c9a635a23a16f1d05d56faa.exe"

Signatures

Gozi RM3

banker trojan gozi_rm3

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Internet Explorer\Main C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Internet Explorer\Main C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" C:\Program Files\Internet Explorer\iexplore.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{629448CD-DBCF-11EC-AC67-6E95B8993B04} = "0" C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" C:\Program Files\Internet Explorer\iexplore.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" C:\Program Files\Internet Explorer\iexplore.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Program Files\Internet Explorer\iexplore.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Program Files\Internet Explorer\iexplore.exe N/A
N/A N/A C:\Program Files\Internet Explorer\iexplore.exe N/A
N/A N/A C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A
N/A N/A C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3948 wrote to memory of 4616 N/A C:\Program Files\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
PID 3948 wrote to memory of 4616 N/A C:\Program Files\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
PID 3948 wrote to memory of 4616 N/A C:\Program Files\Internet Explorer\iexplore.exe C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE

Processes

C:\Users\Admin\AppData\Local\Temp\c88d96f3dcba73032cd0b778cd837d56fec7676d4c9a635a23a16f1d05d56faa.exe

"C:\Users\Admin\AppData\Local\Temp\c88d96f3dcba73032cd0b778cd837d56fec7676d4c9a635a23a16f1d05d56faa.exe"

C:\Program Files (x86)\Internet Explorer\ielowutil.exe

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

C:\Program Files\Internet Explorer\iexplore.exe

"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE

"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3948 CREDAT:17410 /prefetch:2

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE

"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3948 CREDAT:82950 /prefetch:2

C:\Program Files\Internet Explorer\iexplore.exe

"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE

"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2736 CREDAT:17410 /prefetch:2

C:\Program Files\Internet Explorer\iexplore.exe

"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE

"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4484 CREDAT:17410 /prefetch:2

C:\Program Files\Internet Explorer\iexplore.exe

"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE

"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2124 CREDAT:17410 /prefetch:2

Network

Country Destination Domain Proto
US 93.184.220.29:80 tcp
NL 104.97.14.81:80 tcp
IE 20.54.110.249:443 tcp
NL 104.97.14.80:80 tcp
NL 104.97.14.80:80 tcp
US 8.8.8.8:53 devicelease.xyz udp
US 8.8.8.8:53 devicelease.xyz udp
US 20.42.65.89:443 tcp
US 8.8.8.8:53 devicelease.xyz udp
US 8.8.8.8:53 devicelease.xyz udp
US 8.8.8.8:53 devicelease.xyz udp
US 8.8.8.8:53 www.bing.com udp
US 204.79.197.200:443 www.bing.com tcp
US 204.79.197.200:443 www.bing.com tcp
US 8.8.8.8:53 devicelease.xyz udp
NL 104.110.191.140:80 tcp
US 8.8.8.8:53 devicelease.xyz udp
US 8.8.8.8:53 devicelease.xyz udp
US 8.8.8.8:53 storesdk.dsx.mp.microsoft.com udp
FR 2.18.109.224:443 storesdk.dsx.mp.microsoft.com tcp
US 8.8.8.8:53 devicelease.xyz udp
US 8.8.8.8:53 devicelease.xyz udp
US 8.8.8.8:53 devicelease.xyz udp
US 8.8.8.8:53 devicelease.xyz udp
FR 2.18.109.224:443 storesdk.dsx.mp.microsoft.com tcp
FR 2.18.109.224:443 storesdk.dsx.mp.microsoft.com tcp
FR 2.18.109.224:443 storesdk.dsx.mp.microsoft.com tcp
US 8.8.8.8:53 devicelease.xyz udp
US 8.8.8.8:53 devicelease.xyz udp
US 8.8.8.8:53 devicelease.xyz udp
FR 2.18.109.224:443 storesdk.dsx.mp.microsoft.com tcp

Files

memory/3308-131-0x0000000000400000-0x00000000004E5000-memory.dmp

memory/3308-130-0x0000000000600000-0x000000000060C000-memory.dmp

memory/3308-132-0x0000000002240000-0x0000000002251000-memory.dmp