8a33cc7af2cf926411f45236cb841d1b5ab667aabff7c85c102a0edb2baa2534

Analysis

max time kernel
120s
max time network
127s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
23-07-2024 05:19

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Ruler.IRule.deps.json
Size

2KB
MD5

edca4fa4c3129f401809a6c9ae183d02
SHA1

09d8c88ed3a646dc8a27e8711579f365120d767a
SHA256

276998154b098f4e2d24e41b33204ed7b60cbf174baaa8453403705a3e2c755d
SHA512

2f77ca5436704a49bbdef70709d8cf09dc8949cd23dcc6a14772f7beab95a3eae232b0b87d2ce6947f3b8644056e99826373d5ff6801578a7f04fd7d0ed84961

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-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\json_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_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-1-5-21-2212144002-1172735686-1556890956-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.json	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2616 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2616 AcroRd32.exe
2616 AcroRd32.exe

pid	process
2616	AcroRd32.exe

pid	process
2616	AcroRd32.exe
2616	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2256 wrote to memory of 3044	2256	cmd.exe	rundll32.exe
PID 2256 wrote to memory of 3044	2256	cmd.exe	rundll32.exe
PID 2256 wrote to memory of 3044	2256	cmd.exe	rundll32.exe
PID 3044 wrote to memory of 2616	3044	rundll32.exe	AcroRd32.exe
PID 3044 wrote to memory of 2616	3044	rundll32.exe	AcroRd32.exe
PID 3044 wrote to memory of 2616	3044	rundll32.exe	AcroRd32.exe
PID 3044 wrote to memory of 2616	3044	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Ruler.IRule.deps.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2256

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Ruler.IRule.deps.json
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3044

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\Ruler.IRule.deps.json"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2616

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
3KB

MD5
dbad51cbf0d8ae9a628b2e3bc9388996

SHA1
1eddf3aadd01d3a77b14ca8658b634cd53d9fdab

SHA256
eca9e6d672f26b23714f850c9f67d8dfb1a8f65096075dcb392539331170c17f

SHA512
98dd9f443741f34222287395c1ce0bf4f2f938fca52f8bbba10cce560f135b0044328a0f4b87ebf242ef93c4246a1da058f6cf13e63e1a4bdd9723e8de56593a

Download Submit