c6bdb19cce73130173c6eff7961f220359c6006dd9936111eeae25975c26773c

Analysis

max time kernel
150s
max time network
30s
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

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

LocalizedStrings_bg.json
Size

507KB
MD5

bd247de35f063b8fdf42b5dd7511ea8c
SHA1

e664362d2c517fb8bd4f536c2d28d8601a2eec14
SHA256

012f042caf6a7f8027ebaefd002f079f8cbf8fdf83f45294c56a997d8128c944
SHA512

4105f7ab2dd0e50b7b46cb0f825232d70f294389e6bc7c69ebd10bbf282a599126b9750065bbd39a354ab77520f88ac76fe384146d3fc97fc7d874ca66b16d3f
SSDEEP

12288:ZPtWrwr4dFwLtiAvAsUtk+aNbjginipmYDxTTcAghkIL5SASHtyBLjEyfDfnrk:ZEwr4dFwLtiwjcpmmBGhk3yfDfrk

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-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\.json	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2961826002-3968192592-354541192-1000_CLASSES\json_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

688 AcroRd32.exe
688 AcroRd32.exe
688 AcroRd32.exe

pid	process
688	AcroRd32.exe
688	AcroRd32.exe
688	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1716 wrote to memory of 1860	1716	cmd.exe	rundll32.exe
PID 1716 wrote to memory of 1860	1716	cmd.exe	rundll32.exe
PID 1716 wrote to memory of 1860	1716	cmd.exe	rundll32.exe
PID 1860 wrote to memory of 688	1860	rundll32.exe	AcroRd32.exe
PID 1860 wrote to memory of 688	1860	rundll32.exe	AcroRd32.exe
PID 1860 wrote to memory of 688	1860	rundll32.exe	AcroRd32.exe
PID 1860 wrote to memory of 688	1860	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\LocalizedStrings_bg.json
1⤵
- Suspicious use of WriteProcessMemory
PID:1716

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\LocalizedStrings_bg.json
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1860

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\LocalizedStrings_bg.json"
3⤵
- Suspicious use of SetWindowsHookEx
PID:688

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

Replay Monitor

Loading Replay Monitor...

Downloads