761e037ee186880d5f7d1f112b839818056f160a9ba60c7fb8d23d926ac0621f

Resubmissions

13-07-2024 13:06

240713-qb2zpa1hrn 10

13-07-2024 13:03

240713-qar34a1hpj 10

Analysis

max time kernel
118s
max time network
124s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
13-07-2024 13:03

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General

Target

RANSOMWARE-WANNACRY-2.0-master/README.md
Size

70B
MD5

39148bc21924851d9082b687dc69e2dc
SHA1

5d1e5490476227aa8877b87aad184031e19dc33a
SHA256

76a94c98df32a1d37cc7f1e2b86bdc524eda3fedcdb35e57de0dd56bd976142f
SHA512

2415bb9de017c086abf8315e4288a04d5eb6048af2637e75843778f24de6834154b68365794b6cbc09ef5da0fe96d5bfce20227bf3656d23b7f148fb60988041

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-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\md_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\md_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\md_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\md_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\.md	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\.md\ = "md_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\md_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\md_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

1708 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

1708 AcroRd32.exe
1708 AcroRd32.exe

pid	process
1708	AcroRd32.exe

pid	process
1708	AcroRd32.exe
1708	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2408 wrote to memory of 2760	2408	cmd.exe	rundll32.exe
PID 2408 wrote to memory of 2760	2408	cmd.exe	rundll32.exe
PID 2408 wrote to memory of 2760	2408	cmd.exe	rundll32.exe
PID 2760 wrote to memory of 1708	2760	rundll32.exe	AcroRd32.exe
PID 2760 wrote to memory of 1708	2760	rundll32.exe	AcroRd32.exe
PID 2760 wrote to memory of 1708	2760	rundll32.exe	AcroRd32.exe
PID 2760 wrote to memory of 1708	2760	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\RANSOMWARE-WANNACRY-2.0-master\README.md
1⤵
- Suspicious use of WriteProcessMemory
PID:2408

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\RANSOMWARE-WANNACRY-2.0-master\README.md
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2760

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\RANSOMWARE-WANNACRY-2.0-master\README.md"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:1708

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
3e275526bc3706e90725504646a6cdab

SHA1
f58dd370e783b467804a710d6d8601376350222e

SHA256
11123200776bb8d60f510947a1a78abf947283903a77c5e1e432e9add79ad546

SHA512
631a088448332b0be6e4dc4cc759d9a98ec1dff5bd9b9579e06aac3438e72989794610a71a9804fc18a2d952d8c5e7a3c20413bb4b13508d55f09274709ad095

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