c6bdb19cce73130173c6eff7961f220359c6006dd9936111eeae25975c26773c

Analysis

max time kernel
151s
max time network
34s
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

Highfive.json
Size

16KB
MD5

ea1b340d3e4723ad6a00eabd7e347dc9
SHA1

2c8bd8bb5f98c5fd09234296318944d2047beace
SHA256

0329f11692260602cc211e17fb1e06a55201c8404ae3367fdf203453dc3d1408
SHA512

a4497d45f94da8ee5ee5db36e7e4ba74d47e073f03046632875d1582bfa82b8b5b36a89ae16ce0a82c81c7392b76a59d6f221ccc9b98b97afd2bb87fb261bc91
SSDEEP

384:cFrNVrcOlEZUTNFIDIUYNx6Pxr13GVH3hS8tPxr13GVH3hV3djNa:c5NVwQ2cS5vPR12RomPR12R7NjI

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\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\json_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\.json	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
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\json_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

1752 AcroRd32.exe
1752 AcroRd32.exe
1752 AcroRd32.exe

pid	process
1752	AcroRd32.exe
1752	AcroRd32.exe
1752	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 816 wrote to memory of 268	816	cmd.exe	rundll32.exe
PID 816 wrote to memory of 268	816	cmd.exe	rundll32.exe
PID 816 wrote to memory of 268	816	cmd.exe	rundll32.exe
PID 268 wrote to memory of 1752	268	rundll32.exe	AcroRd32.exe
PID 268 wrote to memory of 1752	268	rundll32.exe	AcroRd32.exe
PID 268 wrote to memory of 1752	268	rundll32.exe	AcroRd32.exe
PID 268 wrote to memory of 1752	268	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Highfive.json
1⤵
- Suspicious use of WriteProcessMemory
PID:816

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Highfive.json
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:268

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\Highfive.json"
3⤵
- Suspicious use of SetWindowsHookEx
PID:1752

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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