8c5977a93001297bb5c08cc6493d4b0c0c25bb7f394378d6bde8e508a3d85bc4

Resubmissions

21-03-2023 19:47

230321-yhz3nseg6v 10

21-03-2023 17:44

230321-wbegaacc73 10

Analysis

max time kernel
153s
max time network
34s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
21-03-2023 17:44

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General

Target

OneLaunch\User Data\ClientSidePhishing\29.0\visual_model.tflite
Size

3.0MB
MD5

a9803d560544e4d1fe551b2c113c5370
SHA1

a998fdb1e80dbca61267db112812a7ee34b82dce
SHA256

d38a4cda8912f9598b8701dac7d5ee90eff324ed1fb9d277b9784fe45a4e6c72
SHA512

65b8b6ecfea2aeae95a39581c39476a54721e07ee7c296650ccddea29a09b29a11cab15fdc89f97295bd61423dc13a66666faca371200bcb459dc1f25b6c89fd
SSDEEP

98304:0FkQ8+nTgV11233hz/v/U2P6tObWAOz+O2la+Ao:T+nMV112lU6b9O2rAo

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 9 IoCs

Processes:

rundll32.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_CLASSES\tflite_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_CLASSES\.tflite	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_CLASSES\.tflite\ = "tflite_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_CLASSES\tflite_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_CLASSES\tflite_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_CLASSES\tflite_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_CLASSES\tflite_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_CLASSES\tflite_auto_file\shell\Read\command	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

1812 AcroRd32.exe
1812 AcroRd32.exe
1812 AcroRd32.exe

pid	process
1812	AcroRd32.exe
1812	AcroRd32.exe
1812	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1224 wrote to memory of 1164	1224	cmd.exe	rundll32.exe
PID 1224 wrote to memory of 1164	1224	cmd.exe	rundll32.exe
PID 1224 wrote to memory of 1164	1224	cmd.exe	rundll32.exe
PID 1164 wrote to memory of 1812	1164	rundll32.exe	AcroRd32.exe
PID 1164 wrote to memory of 1812	1164	rundll32.exe	AcroRd32.exe
PID 1164 wrote to memory of 1812	1164	rundll32.exe	AcroRd32.exe
PID 1164 wrote to memory of 1812	1164	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\OneLaunch\User Data\ClientSidePhishing\29.0\visual_model.tflite"
1⤵
- Suspicious use of WriteProcessMemory
PID:1224

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\OneLaunch\User Data\ClientSidePhishing\29.0\visual_model.tflite
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1164

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\OneLaunch\User Data\ClientSidePhishing\29.0\visual_model.tflite"
3⤵
- Suspicious use of SetWindowsHookEx
PID:1812

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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