ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224

General

Target

ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224.exe
Size

120KB
MD5

f607b044bb13fc0f8c8b16d9d3cb1768
SHA1

32e17fac31080e411ce36ece5ee304e78b21a6e7
SHA256

ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224
SHA512

e3a2c55f66644d4eb0c4f7665a0ce44a0e4f559d138e3b615caf38d8ccef804491355e45a2761dbaf30b1e71f9ad608131553a6548d6342a17700a31c9aeacc3
SSDEEP

1536:FOpwVWhPrrir/QdTXRWnDlf5Bg/RnDsoXOYq954jeCoPaTjq6ENQKGkSMe10:Qv2r/49NDsoBqMeLEjqcKGkpe10

Score

10^/10

bootkit evasion persistence upx

Malware Config

Signatures

Modifies firewall policy service 2 TTPs 2 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\Microsoft Windows Hosting Service Login = "C:\\Users\\Admin\\AppData\\Roaming\\winlogon.exe"	ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224.exe

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/340-57-0x0000000000400000-0x0000000000420000-memory.dmp	upx
behavioral1/memory/340-59-0x0000000000400000-0x0000000000420000-memory.dmp	upx
behavioral1/memory/340-60-0x0000000000400000-0x0000000000420000-memory.dmp	upx
behavioral1/memory/340-64-0x0000000000400000-0x0000000000420000-memory.dmp	upx
behavioral1/memory/340-65-0x0000000000400000-0x0000000000420000-memory.dmp	upx
behavioral1/memory/340-66-0x0000000000400000-0x0000000000420000-memory.dmp	upx
behavioral1/memory/340-67-0x0000000000400000-0x0000000000420000-memory.dmp	upx

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\	ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft Windows Hosting Service Login = "C:\\Users\\Admin\\AppData\\Roaming\\winlogon.exe"	ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\	ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Windows Hosting Service Login = "C:\\Users\\Admin\\AppData\\Roaming\\winlogon.exe"	ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1067

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1096 set thread context of 340	1096	ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224.exe	28

Modifies data under HKEY_USERS 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Run\	ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft Windows Hosting Service Login = "C:\\Users\\Admin\\AppData\\Roaming\\winlogon.exe"	ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1096	ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1096 wrote to memory of 340	1096	ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224.exe	28
PID 1096 wrote to memory of 340	1096	ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224.exe	28
PID 1096 wrote to memory of 340	1096	ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224.exe	28
PID 1096 wrote to memory of 340	1096	ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224.exe	28
PID 1096 wrote to memory of 340	1096	ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224.exe	28
PID 1096 wrote to memory of 340	1096	ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224.exe	28
PID 1096 wrote to memory of 340	1096	ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224.exe	28
PID 1096 wrote to memory of 340	1096	ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224.exe	28

C:\Users\Admin\AppData\Local\Temp\ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224.exe
"C:\Users\Admin\AppData\Local\Temp\ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224.exe"
1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1096
- C:\Users\Admin\AppData\Local\Temp\ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224.exe
  "C:\Users\Admin\AppData\Local\Temp\ff7306d6c2884d92353a1963a95caeb30fcc713f97662b2aea69527350be2224.exe"
  2⤵
  - Modifies firewall policy service
  - Adds Run key to start application
  - Modifies data under HKEY_USERS
  PID:340

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Bootkit

1

T1067

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/340-56-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/340-57-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/340-59-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/340-60-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/340-63-0x0000000074FD1000-0x0000000074FD3000-memory.dmp

Filesize
8KB

Download
memory/340-64-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/340-65-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/340-66-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/340-67-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads