eb06b198bf42d7c35111dc76c27db1f77bfba7b034081183614f938d07d26269

Resubmissions

19-04-2024 04:24

240419-e1tttshf8y 10

19-04-2024 04:20

240419-eygrgshe9s 10

19-04-2024 04:05

240419-eny8sagb93 10

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
19-04-2024 04:05

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General

Target

misc.pyc
Size

5KB
MD5

fccbf8762a2d6e382b044d73c9969fbc
SHA1

9530b874a2fb37cef0bdbc13775d64400c6158b4
SHA256

bdadc8d5f54a135e4cad6dd398023cc5a8053619489b38d4b22e104215572f89
SHA512

359b92919a585e4191bceb029e05c9af95816fc023fd5d566d4a5d9fc88b216cace2fe54dacff65decb68d9ad724386467f367a4fadc68b648a44f5b14f84d20
SSDEEP

96:DSajAihmJG4n3B4SmSSSSlSSSShDwegPbbVxlj0oIHEDS5ejmw01k9Bddpq:eYAfn3ySmSSSSlSSSSeeOPVxx0oIHZeQ

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-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pyc_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pyc_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

2656 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2656 AcroRd32.exe
2656 AcroRd32.exe

pid	process
2656	AcroRd32.exe

pid	process
2656	AcroRd32.exe
2656	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2820 wrote to memory of 2644	2820	cmd.exe	rundll32.exe
PID 2820 wrote to memory of 2644	2820	cmd.exe	rundll32.exe
PID 2820 wrote to memory of 2644	2820	cmd.exe	rundll32.exe
PID 2644 wrote to memory of 2656	2644	rundll32.exe	AcroRd32.exe
PID 2644 wrote to memory of 2656	2644	rundll32.exe	AcroRd32.exe
PID 2644 wrote to memory of 2656	2644	rundll32.exe	AcroRd32.exe
PID 2644 wrote to memory of 2656	2644	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\misc.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2820

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\misc.pyc
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2644

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\misc.pyc"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2656

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
d4e19d6e6cba608bce43e1015db2ab95

SHA1
0236fbe53d0604c61c0c5e08334c5dee4e0340a0

SHA256
4aaab9803a83ac5588b496f0dc0a447be46d8bf552e25ac56c0109524a26f6b4

SHA512
cb85ffcf64ceda246f6f0f1c1ec24da3c57b7117f566f2d68abe21f3b76ee905049afca18ed23caf659ace8f0f9cf30cb901ee68abc84cbd18314c3a61dc0f6b

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