2e24c7889e6bc13fefd05187bd3f17edd2beb8aa26564cae5b7f002fa311aa06

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
02-02-2024 00:30

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General

Target

overrides/config/chancecubes/custom_rewards/sounds/sounds.json
Size

2B
MD5

99914b932bd37a50b983c5e7c90ae93b
SHA1

bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f
SHA256

44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a
SHA512

27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd

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
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_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-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\.json	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000_CLASSES\json_auto_file\	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2848 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2848 AcroRd32.exe
2848 AcroRd32.exe

pid	process
2848	AcroRd32.exe

pid	process
2848	AcroRd32.exe
2848	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1984 wrote to memory of 2728	1984	cmd.exe	rundll32.exe
PID 1984 wrote to memory of 2728	1984	cmd.exe	rundll32.exe
PID 1984 wrote to memory of 2728	1984	cmd.exe	rundll32.exe
PID 2728 wrote to memory of 2848	2728	rundll32.exe	AcroRd32.exe
PID 2728 wrote to memory of 2848	2728	rundll32.exe	AcroRd32.exe
PID 2728 wrote to memory of 2848	2728	rundll32.exe	AcroRd32.exe
PID 2728 wrote to memory of 2848	2728	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\overrides\config\chancecubes\custom_rewards\sounds\sounds.json
1⤵
- Suspicious use of WriteProcessMemory
PID:1984

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\overrides\config\chancecubes\custom_rewards\sounds\sounds.json
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2728

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\overrides\config\chancecubes\custom_rewards\sounds\sounds.json"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2848

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Filesize
3KB

MD5
d6839da3fe5de63f77458098e998ff7f

SHA1
553708ade31aec73f69bca378eb3cc4c72c817b8

SHA256
d743e58d39cfb1fa0233fa8be791355518e5a5f9fed2e9f85e3dc5035dc34718

SHA512
4feb37cbdece3c914cf738cdaf8a1641a639b9b31ae5443519b3b048e8204fe7ef6e08431da15c57148195e756f3ea3e194b5cf641bb7b01fed2babb8cfbd8ef

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