072ae063625482dc3918e8e5af3d03c39778fdd599dab11025f9e2e136ec7f06

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
30-06-2024 21:31

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General

Target

DVResolve-RPC v1.0/DVResolve-RPC.runtimeconfig.json
Size

340B
MD5

253333997e82f7d44ea8072dfae6db39
SHA1

03b9744e89327431a619505a7c72fd497783d884
SHA256

28329cf08f6505e73806b17558b187c02f0c1c516fe47ebfb7a013d082aaa306
SHA512

56d99039e0fb6305588e9f87361e7e0d5051507bf321ba36619c4d29741f35c27c62f025a52523c9e1c7287aabf1533444330a8cdf840fa5af0fa2241fcb4fc2

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-1-5-21-2812790648-3157963462-487717889-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000_CLASSES\.json	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000_CLASSES\json_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

1900 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

1900 AcroRd32.exe
1900 AcroRd32.exe

pid	process
1900	AcroRd32.exe

pid	process
1900	AcroRd32.exe
1900	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1832 wrote to memory of 2792	1832	cmd.exe	rundll32.exe
PID 1832 wrote to memory of 2792	1832	cmd.exe	rundll32.exe
PID 1832 wrote to memory of 2792	1832	cmd.exe	rundll32.exe
PID 2792 wrote to memory of 1900	2792	rundll32.exe	AcroRd32.exe
PID 2792 wrote to memory of 1900	2792	rundll32.exe	AcroRd32.exe
PID 2792 wrote to memory of 1900	2792	rundll32.exe	AcroRd32.exe
PID 2792 wrote to memory of 1900	2792	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\DVResolve-RPC v1.0\DVResolve-RPC.runtimeconfig.json"
1⤵
- Suspicious use of WriteProcessMemory
PID:1832

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\DVResolve-RPC v1.0\DVResolve-RPC.runtimeconfig.json
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2792

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\DVResolve-RPC v1.0\DVResolve-RPC.runtimeconfig.json"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:1900

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

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Downloads

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

Filesize
3KB

MD5
dc6b09b27dd6674e1d461eeab89dc625

SHA1
bd7eed8cd176e446d2f11d998040832ce004d213

SHA256
b1a903aade9268866e80810f6590ba27abe5e493625b91b460768f0eec77ec0f

SHA512
14b099d8801b9f6a5eef39b884abc7991c8ba2b9f9e12a13d5ebbda69e30c751d70e668c9e014c3829028c854afbdba62ebba1bccb9cda101898c649e632f2cd

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