92d28026fc18875893b490f0874773f6e19d45fa8701c60e1995f518ebfb3366

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
03-09-2024 21:10

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General

Target

RiftInstaller.deps.json
Size

12KB
MD5

45a7c95d543fcdebf10a1429bf9bfe45
SHA1

5eaab14a086d023e782eb31d1f9e59d6b5abf23d
SHA256

d144da08b129ca9a0954df5a8ff3ae98d080843877aa303bdcdc474b447bc0be
SHA512

098444e6b5d21388ac25d1550cdcd39d5bd0c938ac6af5f17132b5c25da451633de83951055ad30d493965004a5b95ab15b87632d0b8545d7868737c9cd45680
SSDEEP

96:YU70CypzoE2/cMsdEf3bAjZereWSd3EjR1CVqKAKDfqJrNz7HLccFSqcHjfXfY2m:YUfE2PCrereWSsCVqKAKr2UZ4r+rpUpL

Score

3^/10

discovery

Malware Config

Signatures

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

System Information Discovery
T1082
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
discovery

System Language Discovery
T1614.001

Processes:

AcroRd32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 9 IoCs

Processes:

rundll32.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\json_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\json_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_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-1-5-21-3551809350-4263495960-1443967649-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\json_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\.json	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2796 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2796 AcroRd32.exe
2796 AcroRd32.exe

pid	process
2796	AcroRd32.exe

pid	process
2796	AcroRd32.exe
2796	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2568 wrote to memory of 2892	2568	cmd.exe	rundll32.exe
PID 2568 wrote to memory of 2892	2568	cmd.exe	rundll32.exe
PID 2568 wrote to memory of 2892	2568	cmd.exe	rundll32.exe
PID 2892 wrote to memory of 2796	2892	rundll32.exe	AcroRd32.exe
PID 2892 wrote to memory of 2796	2892	rundll32.exe	AcroRd32.exe
PID 2892 wrote to memory of 2796	2892	rundll32.exe	AcroRd32.exe
PID 2892 wrote to memory of 2796	2892	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\RiftInstaller.deps.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2568

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\RiftInstaller.deps.json
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2892

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\RiftInstaller.deps.json"
3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
402f862b512077bd1293a857e4e9f592

SHA1
77d314947ae558f4e4b2cbbbeab39b5ebc398525

SHA256
6bfc21bba8af2de9602ec439be883ff6fa7dfac356bcefed74a39a1716a0cac1

SHA512
493a0b49df0709cff88db26bc0e367973564600fcaea8a7e7896b728248a8d564a54452464a7b36c1660a95cf77c9b83048f4bfae97fef061e8fd002eff33f60

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