2a255e4b24bb20cdd28ec47d406aa759f08d568226955825f098e064fae9a5d8

Analysis

max time kernel
202s
max time network
117s
platform
windows7_x64
resource
win7-en-20211208
submitted
02-01-2022 16:49

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

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

12KB
MD5

b658aa06eda0cdec1a54bc31e8638b33
SHA1

a3686cf3a9c3a0b526ba087551af331c64288302
SHA256

2d8b3e25c4cf7018d738ad2253b258b758af246face1ec7770a15562ce13aa23
SHA512

357ecd448dd5b9c7f7d3e05cc49190cd9251837e0b40679c9c794d729bc3e003194fad85c219723c518dfbb627913ac43018863f7f144647dfaa474f680c06d5

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\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000_CLASSES\pyc_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000_CLASSES\pyc_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	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

1856 AcroRd32.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

1856 AcroRd32.exe
1856 AcroRd32.exe
1856 AcroRd32.exe

pid	process
1856	AcroRd32.exe

pid	process
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1056 wrote to memory of 828	1056	cmd.exe	rundll32.exe
PID 1056 wrote to memory of 828	1056	cmd.exe	rundll32.exe
PID 1056 wrote to memory of 828	1056	cmd.exe	rundll32.exe
PID 828 wrote to memory of 1856	828	rundll32.exe	AcroRd32.exe
PID 828 wrote to memory of 1856	828	rundll32.exe	AcroRd32.exe
PID 828 wrote to memory of 1856	828	rundll32.exe	AcroRd32.exe
PID 828 wrote to memory of 1856	828	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..pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:1056

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..pyc
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:828

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..pyc"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:1856

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

Loading Replay Monitor...

Downloads

memory/828-56-0x0000000000000000-mapping.dmp

Download
memory/1056-55-0x000007FEFBEB1000-0x000007FEFBEB3000-memory.dmp

Filesize
8KB

Download
memory/1856-58-0x0000000000000000-mapping.dmp

Download
memory/1856-59-0x0000000075321000-0x0000000075323000-memory.dmp

Filesize
8KB

Download