664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb

General

Target

664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe
Size

94KB
MD5

95f20d4eb3e192ec64fa541a98545e66
SHA1

158976504e60e800e5d543d429376cedc79be413
SHA256

664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb
SHA512

77d65ad3dce3edce70ace8f7f51ec057dee0b160a203c936271c5ddb0131facf6be76e41b841e1cb8f6e2428a871bd293bf2732d4adad1dcf62916b8fc0613d4
SSDEEP

768:80862W60gLa1PgME3LsGU9M7+EwAE1evVaYxXY0TvmIF:cNVLaDE3wGAi+EW4zX9bmIF

Score

10^/10

evasion persistence upx

Malware Config

Signatures

Modifies firewall policy service 2 TTPs 1 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

Processes:

664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe

Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

2444 netsh.exe

pid	process
2444	netsh.exe

UPX packed file 6 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/1156-134-0x0000000000400000-0x000000000041B000-memory.dmp	upx
behavioral2/memory/1156-137-0x0000000000400000-0x000000000041B000-memory.dmp	upx
behavioral2/memory/1156-138-0x0000000000400000-0x000000000041B000-memory.dmp	upx
behavioral2/memory/1156-139-0x0000000000400000-0x000000000041B000-memory.dmp	upx
behavioral2/memory/1156-140-0x0000000000400000-0x000000000041B000-memory.dmp	upx
behavioral2/memory/1156-142-0x0000000000400000-0x000000000041B000-memory.dmp	upx

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe

Drops startup file 1 IoCs

Processes:

664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\YOUTUBE.PLAYER.exe	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\engel = "C:\\Users\\Admin\\AppData\\Roaming\\updates\\updates.exe"	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe

description	pid	process	target process
PID 4772 set thread context of 1156	4772	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

236 1156 WerFault.exe 664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe

pid	pid_target	process	target process
236	1156	WerFault.exe	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\DHCP = "1054590"	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe

description	pid	process	target process
PID 4772 wrote to memory of 1156	4772	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe
PID 4772 wrote to memory of 1156	4772	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe
PID 4772 wrote to memory of 1156	4772	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe
PID 4772 wrote to memory of 1156	4772	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe
PID 4772 wrote to memory of 1156	4772	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe
PID 4772 wrote to memory of 1156	4772	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe
PID 4772 wrote to memory of 1156	4772	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe
PID 4772 wrote to memory of 1156	4772	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe
PID 1156 wrote to memory of 2444	1156	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe	netsh.exe
PID 1156 wrote to memory of 2444	1156	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe	netsh.exe
PID 1156 wrote to memory of 2444	1156	664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe
"C:\Users\Admin\AppData\Local\Temp\664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4772

C:\Users\Admin\AppData\Local\Temp\664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe
"C:\Users\Admin\AppData\Local\Temp\664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe"
2⤵
- Modifies firewall policy service
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
PID:1156

C:\Windows\SysWOW64\netsh.exe
"C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb" dir=in action=allow program="C:\Users\Admin\AppData\Local\Temp\664eda6e1744488abb9343c6d5e0a311d429a808010ff775c2ba9ec3df8470cb.exe"
3⤵
- Modifies Windows Firewall
PID:2444

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1156 -s 1448
3⤵
- Program crash
PID:236

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1156 -ip 1156
1⤵
PID:4940

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

2

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

3

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1156-133-0x0000000000000000-mapping.dmp

Download
memory/1156-134-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1156-137-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1156-138-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1156-139-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1156-140-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1156-142-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2444-141-0x0000000000000000-mapping.dmp

Download
memory/4772-132-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4772-136-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads