2a255e4b24bb20cdd28ec47d406aa759f08d568226955825f098e064fae9a5d8

Analysis

max time kernel
192s
max time network
148s
platform
windows7_x64
resource
win7-en-20211208
submitted
02-01-2022 16:49

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General

Target

COVA-dependabot-maven-cova-com.fasterxml.jackson.core-jackson-databind-2.9.10.8/cova/localLibs/z3-4..py
Size

1KB
MD5

5dacc8d87e832fc60c6fa57acd9df67c
SHA1

4afaf3bf451d88ae403b50d15d6109bdcea51c5b
SHA256

dcd0c530344384b0eb7009ac99491da316d3e8d56d9220a3d364c2ae953ec2ae
SHA512

47fe96a4524157016888f4c8f046d08fb28726b4d21e0197c0767a4f7b291bfecb24f01032791848bb4172f2323c1cf60b642200d0f71e31dbe99a464ca40524

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies registry class 10 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000_CLASSES\py_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000_CLASSES\py_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000_CLASSES\py_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000_CLASSES\.py	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

1756 AcroRd32.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

1756 AcroRd32.exe
1756 AcroRd32.exe
1756 AcroRd32.exe

pid	process
1756	AcroRd32.exe

pid	process
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 516 wrote to memory of 564	516	cmd.exe	rundll32.exe
PID 516 wrote to memory of 564	516	cmd.exe	rundll32.exe
PID 516 wrote to memory of 564	516	cmd.exe	rundll32.exe
PID 564 wrote to memory of 1756	564	rundll32.exe	AcroRd32.exe
PID 564 wrote to memory of 1756	564	rundll32.exe	AcroRd32.exe
PID 564 wrote to memory of 1756	564	rundll32.exe	AcroRd32.exe
PID 564 wrote to memory of 1756	564	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\COVA-dependabot-maven-cova-com.fasterxml.jackson.core-jackson-databind-2.9.10.8\cova\localLibs\z3-4..py
1⤵
- Suspicious use of WriteProcessMemory
PID:516

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\COVA-dependabot-maven-cova-com.fasterxml.jackson.core-jackson-databind-2.9.10.8\cova\localLibs\z3-4..py
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:564

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\COVA-dependabot-maven-cova-com.fasterxml.jackson.core-jackson-databind-2.9.10.8\cova\localLibs\z3-4..py"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:1756

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/516-55-0x000007FEFB781000-0x000007FEFB783000-memory.dmp

Filesize
8KB

Download
memory/564-56-0x0000000000000000-mapping.dmp

Download
memory/1756-58-0x0000000000000000-mapping.dmp

Download
memory/1756-59-0x0000000075421000-0x0000000075423000-memory.dmp

Filesize
8KB

Download