ba18ff142bae31457031ca49e772b10792ad3a5bdead90cb2c1d37e2a6c2fd59

Resubmissions

12-06-2024 08:39

240612-kkjltawejn 10

13-04-2024 00:14

240413-ajfhnagf98 10

Analysis

max time kernel
102s
max time network
30s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
13-04-2024 00:14

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General

Target

Malware-Feed-master/2020.08.03_CISA-Chinese_RAT_TAIDOOR/README.md
Size

57B
MD5

df252a327feefa31802dc9f84a688bf0
SHA1

b093b9b797144a73472fb76604207f184211f487
SHA256

664146b80800229b268722d618ac4ddcef9bd4a29715e3b7ddd36a21a0012500
SHA512

5e09a77ba50edfd011fe2a9a274393bccebc878342b3cb0ccf00526146394695f674cca37a966777b053e6f47854d4178cc762f80a846ede631dbef424158811

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-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\md_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\md_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\.md\ = "md_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\md_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_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-1-5-21-2248906074-2862704502-246302768-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\.md	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\md_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\md_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2696 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2696 AcroRd32.exe
2696 AcroRd32.exe

pid	process
2696	AcroRd32.exe

pid	process
2696	AcroRd32.exe
2696	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2928 wrote to memory of 2936	2928	cmd.exe	rundll32.exe
PID 2928 wrote to memory of 2936	2928	cmd.exe	rundll32.exe
PID 2928 wrote to memory of 2936	2928	cmd.exe	rundll32.exe
PID 2936 wrote to memory of 2696	2936	rundll32.exe	AcroRd32.exe
PID 2936 wrote to memory of 2696	2936	rundll32.exe	AcroRd32.exe
PID 2936 wrote to memory of 2696	2936	rundll32.exe	AcroRd32.exe
PID 2936 wrote to memory of 2696	2936	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Malware-Feed-master\2020.08.03_CISA-Chinese_RAT_TAIDOOR\README.md
1⤵
- Suspicious use of WriteProcessMemory
PID:2928

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\2020.08.03_CISA-Chinese_RAT_TAIDOOR\README.md
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2936

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\2020.08.03_CISA-Chinese_RAT_TAIDOOR\README.md"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2696

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
f93df9b26125d837999770edc6c7de3d

SHA1
454fb2a4a1013876e09ea88bc386bb9fa6c74958

SHA256
627b2f7699fe798570d34c903cc90c5b1cb8c7dac9a896a8931e17deed87b90b

SHA512
a9175b607e177ca49ed106cd3f70b6698444f6b524d0c6bbc96846248e3c9040a62e54d01f1221b2049dab71e10e15a572830b91511b300988db5fe9f01c22b4

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