79c70132d8af494d0debc352db407d99b5c8c83b4484946b8a10be432e8f80b1

Resubmissions

11-06-2023 01:19

230611-bpmdtsgh9z 7

11-06-2023 01:17

230611-bnn62agb96 7

Analysis

max time kernel
149s
max time network
33s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
11-06-2023 01:19

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General

Target

fssd_25_8bit_gray_v2.tflite
Size

226KB
MD5

2e1eb21ed481ef37137ae151c01350e3
SHA1

09cc4b38640e3c8e1283594779c751ce973d4f7a
SHA256

57dc1f2a3b9c0c5d949f21e86767d2bf319f10b09281c04005d82fef7c972fbd
SHA512

4000c07bb8d4242f78c5ee2346e9c94f0a5c49ccaa3f879432f6f1e2403b8a8cb54e3c59959739e18e598cf05aa06d5af31db74997724fa6afb964a03e1ed793
SSDEEP

6144:TuYDAx7viRAEw6xzgZAko/69wKvU88RvHIOxBN5yy:Tyx76XxzgZA//69wKs88JHrBz

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-1-5-21-1914912747-3343861975-731272777-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_CLASSES\tflite_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_CLASSES\.tflite\ = "tflite_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_CLASSES\tflite_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_CLASSES\tflite_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_CLASSES\.tflite	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_CLASSES\tflite_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_CLASSES\tflite_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_CLASSES\tflite_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

1372 AcroRd32.exe
1372 AcroRd32.exe
1372 AcroRd32.exe

pid	process
1372	AcroRd32.exe
1372	AcroRd32.exe
1372	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1996 wrote to memory of 1000	1996	cmd.exe	rundll32.exe
PID 1996 wrote to memory of 1000	1996	cmd.exe	rundll32.exe
PID 1996 wrote to memory of 1000	1996	cmd.exe	rundll32.exe
PID 1000 wrote to memory of 1372	1000	rundll32.exe	AcroRd32.exe
PID 1000 wrote to memory of 1372	1000	rundll32.exe	AcroRd32.exe
PID 1000 wrote to memory of 1372	1000	rundll32.exe	AcroRd32.exe
PID 1000 wrote to memory of 1372	1000	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\fssd_25_8bit_gray_v2.tflite
1⤵
- Suspicious use of WriteProcessMemory
PID:1996

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\fssd_25_8bit_gray_v2.tflite
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1000

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\fssd_25_8bit_gray_v2.tflite"
3⤵
- Suspicious use of SetWindowsHookEx
PID:1372

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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