3cfc7d79ae39ae9bb4b8f3bc8fd6301611b9404f55b4242ea61128e6150e1c35

Analysis

max time kernel
166s
max time network
207s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 19:12

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General

Target

3cfc7d79ae39ae9bb4b8f3bc8fd6301611b9404f55b4242ea61128e6150e1c35.exe
Size

88KB
MD5

1c8028b9c97d56ddb6e4a5756746fe49
SHA1

2fd50f09bce4e8cd9ae15ff764c87c0ccc4ab1ce
SHA256

3cfc7d79ae39ae9bb4b8f3bc8fd6301611b9404f55b4242ea61128e6150e1c35
SHA512

81a6350d275d036230257570ed7096d4c5793ea5503380c8e6247186306c0cd9de1216560a6bf3b77e34ee6daaa21c4c890dabfedbe5f6e561aac75fde8c55b5
SSDEEP

768:TLtnCSqm7EGD03vPSDjmPCjX7oPYpKib4FkTuCD8vlZ1Ub5M+QsiB9MaY2Ii2I4H:TZNqOEGDYwmsX9dTunZRhIF1rx2VKF

Score

6^/10

discovery persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

3cfc7d79ae39ae9bb4b8f3bc8fd6301611b9404f55b4242ea61128e6150e1c35.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Windows\CurrentVersion\Run	3cfc7d79ae39ae9bb4b8f3bc8fd6301611b9404f55b4242ea61128e6150e1c35.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\3cfc7d79ae39ae9bb4b8f3bc8fd6301611b9404f55b4242ea61128e6150e1c35 = "c:\\windows\\3cfc7d79ae39ae9bb4b8f3bc8fd6301611b9404f55b4242ea61128e6150e1c35.exe -m"	3cfc7d79ae39ae9bb4b8f3bc8fd6301611b9404f55b4242ea61128e6150e1c35.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Windows directory 2 IoCs

Processes:

3cfc7d79ae39ae9bb4b8f3bc8fd6301611b9404f55b4242ea61128e6150e1c35.exe

description	ioc	process
File opened for modification	\??\c:\windows\3cfc7d79ae39ae9bb4b8f3bc8fd6301611b9404f55b4242ea61128e6150e1c35.exe	3cfc7d79ae39ae9bb4b8f3bc8fd6301611b9404f55b4242ea61128e6150e1c35.exe
File created	\??\c:\windows\3cfc7d79ae39ae9bb4b8f3bc8fd6301611b9404f55b4242ea61128e6150e1c35.exe	3cfc7d79ae39ae9bb4b8f3bc8fd6301611b9404f55b4242ea61128e6150e1c35.exe

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

System Information Discovery
T1082
Suspicious behavior: LoadsDriver 6 IoCs

Processes:

pid

4
4
4
4
4
644
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

3cfc7d79ae39ae9bb4b8f3bc8fd6301611b9404f55b4242ea61128e6150e1c35.exe

pid process

2388 3cfc7d79ae39ae9bb4b8f3bc8fd6301611b9404f55b4242ea61128e6150e1c35.exe
Suspicious use of SendNotifyMessage 1 IoCs

Processes:

3cfc7d79ae39ae9bb4b8f3bc8fd6301611b9404f55b4242ea61128e6150e1c35.exe

pid process

2388 3cfc7d79ae39ae9bb4b8f3bc8fd6301611b9404f55b4242ea61128e6150e1c35.exe

pid
4
4
4
4
4
644

pid	process
2388	3cfc7d79ae39ae9bb4b8f3bc8fd6301611b9404f55b4242ea61128e6150e1c35.exe

pid	process
2388	3cfc7d79ae39ae9bb4b8f3bc8fd6301611b9404f55b4242ea61128e6150e1c35.exe

C:\Users\Admin\AppData\Local\Temp\3cfc7d79ae39ae9bb4b8f3bc8fd6301611b9404f55b4242ea61128e6150e1c35.exe
"C:\Users\Admin\AppData\Local\Temp\3cfc7d79ae39ae9bb4b8f3bc8fd6301611b9404f55b4242ea61128e6150e1c35.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2388

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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