c6bdb19cce73130173c6eff7961f220359c6006dd9936111eeae25975c26773c

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
10-06-2023 20:45

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General

Target

Clap.json
Size

16KB
MD5

7aee31d89d2061f7b818bd335f6892ec
SHA1

2388e17475d4498247495c0dee331daa2d276585
SHA256

de635ae7ce8e26604aa794267f52b4aff5f2554449395763ad99b40b3b1d6fd3
SHA512

090befc4578cb7199c16f9108a30894333cd26dca5cfafa6a974e3aeed2f5fb4137e9c75968ae43504ef8ea39dad51632eb62b06c07765067b22e372c69ed3bc
SSDEEP

384:/DirnKjOYMY9fmueLOVFAc1Gw7Rdky2hK:/D0nRfnyV+ub7kyQK

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 10 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\json_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\.json	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 1324 wrote to memory of 1656	1324	cmd.exe	rundll32.exe
PID 1324 wrote to memory of 1656	1324	cmd.exe	rundll32.exe
PID 1324 wrote to memory of 1656	1324	cmd.exe	rundll32.exe
PID 1656 wrote to memory of 1764	1656	rundll32.exe	AcroRd32.exe
PID 1656 wrote to memory of 1764	1656	rundll32.exe	AcroRd32.exe
PID 1656 wrote to memory of 1764	1656	rundll32.exe	AcroRd32.exe
PID 1656 wrote to memory of 1764	1656	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Clap.json
1⤵
- Suspicious use of WriteProcessMemory
PID:1324

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Clap.json
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1656

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\Clap.json"
3⤵
- Suspicious use of SetWindowsHookEx
PID:1764

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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