ba18ff142bae31457031ca49e772b10792ad3a5bdead90cb2c1d37e2a6c2fd59

Resubmissions

12-06-2024 08:39

240612-kkjltawejn 10

13-04-2024 00:14

240413-ajfhnagf98 10

Analysis

max time kernel
123s
max time network
74s
platform
windows7_x64
resource
win7-20240319-en
resource tags

arch:x64arch:x86image:win7-20240319-enlocale:en-usos:windows7-x64system
submitted
13-04-2024 00:14

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Malware-Feed-master/2020.08.26_CISA-North_Korean_RAT_FASTCASH/README.md
Size

57B
MD5

458d11e645eeffee92af828d0414b416
SHA1

a14b228cc590da99273e94b726be87656023e1a4
SHA256

c84b6395bd4039e696a5f809e26812630a4b3a69e34e17d7dba6d32bbdf2f95d
SHA512

2a1fa4833893f2c340f7f9f07569c8258af699254e44de4e57572a649cfc0d3cd7bae5f5af447b24690f19b6c4a53ffc0fb53b8cd736cbf036dd37bf7c28da11

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-1-5-21-2610426812-2871295383-373749122-1000_CLASSES\md_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2610426812-2871295383-373749122-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2610426812-2871295383-373749122-1000_CLASSES\.md\ = "md_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2610426812-2871295383-373749122-1000_CLASSES\md_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2610426812-2871295383-373749122-1000_CLASSES\md_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2610426812-2871295383-373749122-1000_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-1-5-21-2610426812-2871295383-373749122-1000_CLASSES\md_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2610426812-2871295383-373749122-1000_CLASSES\md_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2610426812-2871295383-373749122-1000_CLASSES\.md	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2536 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2536 AcroRd32.exe
2536 AcroRd32.exe

pid	process
2536	AcroRd32.exe

pid	process
2536	AcroRd32.exe
2536	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2636 wrote to memory of 2584	2636	cmd.exe	rundll32.exe
PID 2636 wrote to memory of 2584	2636	cmd.exe	rundll32.exe
PID 2636 wrote to memory of 2584	2636	cmd.exe	rundll32.exe
PID 2584 wrote to memory of 2536	2584	rundll32.exe	AcroRd32.exe
PID 2584 wrote to memory of 2536	2584	rundll32.exe	AcroRd32.exe
PID 2584 wrote to memory of 2536	2584	rundll32.exe	AcroRd32.exe
PID 2584 wrote to memory of 2536	2584	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Malware-Feed-master\2020.08.26_CISA-North_Korean_RAT_FASTCASH\README.md
1⤵
- Suspicious use of WriteProcessMemory
PID:2636

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\2020.08.26_CISA-North_Korean_RAT_FASTCASH\README.md
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2584

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\2020.08.26_CISA-North_Korean_RAT_FASTCASH\README.md"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2536

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Filesize
3KB

MD5
677e836bcbf43bff102012c684b21630

SHA1
8f513288347f9c1f38729c0258f49bcbbb5ff5fa

SHA256
78b486eef64decdd225813f3b9671625e62761bd65fad6df686c72e0395b2a75

SHA512
a6e52a5c78e5fd2b46224d025d57809259e942ed2566b2daabf81e2b2559df47e9266c3ae542986c9d521556be5effc726f3a080e972d5570be0d3229ca4cc6e

Download Submit