ba18ff142bae31457031ca49e772b10792ad3a5bdead90cb2c1d37e2a6c2fd59

Resubmissions

12-06-2024 08:39

240612-kkjltawejn 10

13-04-2024 00:14

240413-ajfhnagf98 10

Analysis

max time kernel
149s
max time network
171s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
13-04-2024 00:14

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General

Target

Malware-Feed-master/2020.07.28_FBI-FLASH-MI-000130-MW/README.md
Size

72B
MD5

0527842fbf758cbe02a4d1417250a3d3
SHA1

33ec0d879781a26c800b823d13b6dcd228900be1
SHA256

0c8668604e05ae2e1d1d369ae5992f61a0f625e0714730b10b1e13e849f699ca
SHA512

b9d49bb1af83ec183eb32e37bad6eafc0726003fff8fa6788a06bf9bbdd16e08e461f90aa063a3e59d08208beedf893750e10fcd1aaa8f77cfacf38a080c53a4

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-1-5-21-778096762-2241304387-192235952-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\.md\ = "md_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\md_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\md_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\md_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\md_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\.md	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\md_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\md_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

268 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

268 AcroRd32.exe
268 AcroRd32.exe

pid	process
268	AcroRd32.exe

pid	process
268	AcroRd32.exe
268	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2464 wrote to memory of 2004	2464	cmd.exe	rundll32.exe
PID 2464 wrote to memory of 2004	2464	cmd.exe	rundll32.exe
PID 2464 wrote to memory of 2004	2464	cmd.exe	rundll32.exe
PID 2004 wrote to memory of 268	2004	rundll32.exe	AcroRd32.exe
PID 2004 wrote to memory of 268	2004	rundll32.exe	AcroRd32.exe
PID 2004 wrote to memory of 268	2004	rundll32.exe	AcroRd32.exe
PID 2004 wrote to memory of 268	2004	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Malware-Feed-master\2020.07.28_FBI-FLASH-MI-000130-MW\README.md
1⤵
- Suspicious use of WriteProcessMemory
PID:2464

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Malware-Feed-master\2020.07.28_FBI-FLASH-MI-000130-MW\README.md
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2004

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\Malware-Feed-master\2020.07.28_FBI-FLASH-MI-000130-MW\README.md"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:268

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
acf6384ed9a808829e47a00a1c750731

SHA1
aa71975e7160177b346a426870d1f10b7732872d

SHA256
2d2f8b1b6df8e1dd44d92e3787fcd1c3fd2c4eb24012d6b8beb8028c2e951bdc

SHA512
0bb3ae6f61cc79e14954c3bea08e91f6297c1101c9bcb48db2e626e45cc3b476c669589045495e71e09759e24ad64f6cf28428f3aed992d470ff1a41b124d47f

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