66bc228367a36316372275525720f283ba3aff3c379badd71a71efc527f40e7b

Analysis

max time kernel
150s
max time network
33s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
26-05-2023 10:11

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General

Target

lu/nada_164_046d-uipak_x32.exe.sig
Size

128B
MD5

5a66b387b64dcbcf0efb112e45efdbc2
SHA1

41b71680a94aaed96543788946375f60ca2cb2c7
SHA256

9c11ca931db98e5e229916dcdc569f23d53fed825404503a04d5db6d6732e83d
SHA512

f6e57f176efc930f44dc07ad4c66622e52371133e4e3ef3dd067aa0e0099989b61d4610a0b8a836f06f63943e9751bf131b358b3cfe2b20486b4c339bc7dedbf

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 9 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\sig_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\sig_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\sig_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\sig_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\sig_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\.sig	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\.sig\ = "sig_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\sig_auto_file\shell\Read\command	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

1764 AcroRd32.exe
1764 AcroRd32.exe
1764 AcroRd32.exe

pid	process
1764	AcroRd32.exe
1764	AcroRd32.exe
1764	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1100 wrote to memory of 1176	1100	cmd.exe	rundll32.exe
PID 1100 wrote to memory of 1176	1100	cmd.exe	rundll32.exe
PID 1100 wrote to memory of 1176	1100	cmd.exe	rundll32.exe
PID 1176 wrote to memory of 1764	1176	rundll32.exe	AcroRd32.exe
PID 1176 wrote to memory of 1764	1176	rundll32.exe	AcroRd32.exe
PID 1176 wrote to memory of 1764	1176	rundll32.exe	AcroRd32.exe
PID 1176 wrote to memory of 1764	1176	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\lu\nada_164_046d-uipak_x32.exe.sig
1⤵
- Suspicious use of WriteProcessMemory
PID:1100

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\lu\nada_164_046d-uipak_x32.exe.sig
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1176

C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\lu\nada_164_046d-uipak_x32.exe.sig"
3⤵
- Suspicious use of SetWindowsHookEx
PID:1764

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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