30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779

General

Target

30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
Size

74KB
MD5

532ea4a4f2b17530b9455ef88a4b331e
SHA1

7eb2dcc1173b0762a445dcc805276bb8c4756645
SHA256

30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779
SHA512

7f0bc0c7f05160c3c47aaa6a5ce07e1986196c8172f9c26f22cacb2a318212cf7ded90b2134a313e1b747c2fefeb879059607bbd4a61e702265dabf7578c119b
SSDEEP

768:agO5xRYi+SfSWHHNvvG5bnl/NqNwsKVDstHxYD0p1aXKynF0vQmYZS0HdJnfWOO:RshfSWHHNvoLqNwDDGw02eQmh0HjWOO

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2140	rundll32.exe

Loads dropped DLL 2 IoCs

pid	Process
2780	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
2780	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe

Modifies system executable filetype association 2 TTPs 5 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*"	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	rundll32.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\¢«.exe	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
File created	C:\Windows\SysWOW64\¢«.exe	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
File opened for modification	C:\Windows\SysWOW64\notepad¢¬.exe	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
File created	C:\Windows\SysWOW64\notepad¢¬.exe	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system\rundll32.exe	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
File created	C:\Windows\system\rundll32.exe	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Modifies registry class 15 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\MSipv	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSipv	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506"	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1"	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1724224748"	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1724224748"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1"	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
Key created	\REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
Key created	\REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*"	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1"	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
2780	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
2780	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
2780	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
2780	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
2780	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
2780	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
2780	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
2780	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
2780	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
2780	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
2780	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
2780	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
2780	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
2780	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2140	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2780	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
2140	rundll32.exe
2140	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2780 wrote to memory of 2140	2780	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe	30
PID 2780 wrote to memory of 2140	2780	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe	30
PID 2780 wrote to memory of 2140	2780	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe	30
PID 2780 wrote to memory of 2140	2780	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe	30
PID 2780 wrote to memory of 2140	2780	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe	30
PID 2780 wrote to memory of 2140	2780	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe	30
PID 2780 wrote to memory of 2140	2780	30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe	30

C:\Users\Admin\AppData\Local\Temp\30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe
"C:\Users\Admin\AppData\Local\Temp\30e54a271ccd9cfb48daff15afe5f0b443922e0f693591c68d4cfcca7fc50779.exe"
1⤵
- Loads dropped DLL
- Modifies system executable filetype association
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2780
- C:\Windows\system\rundll32.exe
  C:\Windows\system\rundll32.exe
  2⤵
  - Executes dropped EXE
  - Modifies system executable filetype association
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  PID:2140

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Privilege Escalation

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\notepad¢¬.exe

Filesize
79KB

MD5
0bbdc7a51ed96eb5588c29def816765a

SHA1
c9052f1417b2c1bb2cabc62e1c0f1b7feda0df51

SHA256
6ba0c1b38dd6ef652d5d4b522bc94169c73aaf1956b77e9cb077cb9f2c115a43

SHA512
c4dd7ae3dd43024303899ad2ff52cf37e43c3cc54e385058df523456a181e0b0c117f67cd80e6234d8b544961b71e0e99afd7f55e6849453e18a804dbdb48cc3

Download Submit
\Windows\system\rundll32.exe

Filesize
77KB

MD5
e5c43986a642d97261eefae58fbbaaf4

SHA1
92e9cd2018b76b7cb1af0fbe16c2de58da57d4f5

SHA256
5cd6e5d2175ecce81f4239affd4e474a936e7fce4e09b9157d92d2e235f5d8fb

SHA512
b7d7279c619f96cce082a9b48d4dd69bedb7eb2833891cf08587e2d81042deea9c9a8ccef50dddcb689aaf747a989b96ee43215a8bd6f5ec076ddaed0815b510

Download Submit
memory/2140-21-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download
memory/2780-0-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download
memory/2780-12-0x0000000000350000-0x0000000000366000-memory.dmp

Filesize
88KB

Download
memory/2780-17-0x0000000000350000-0x0000000000366000-memory.dmp

Filesize
88KB

Download
memory/2780-20-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads