4a77e95a9b89b52eb1a21179dfd83653db0f6ddfe98dbd36a0c76b40079fedec

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
13/11/2026, 10:51

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General

Target
Potassium-Portable/auth/ca.crt
Size 1KB
Sample261113-mx91msax4m
SHA256 4a77e95a9b89b52eb1a21179dfd83653db0f6ddfe98dbd36a0c76b40079fedec
MD5 b4ab44fe1f4fd0ba6d82ba1c9ca295b0
SHA1 152bab706452da470b20c1a74f787396f1feede8
SHA512 0e0ca136cbf767294e0422744129e6ff0a9a1f8d011cae059dc26a2b5f343ef446793d3bd5e008f8d6d59b421428d80d6693eec2683bdcccfad6b4cf5525af9d
TLSH
T17D2184D14F243C6D0857C0D2E6FD224E8B76863ED5B9A2D500123D02D356C5A99FC6B8
MD5 SHA1 SHA512 TLSH

Score

8^/10

defense_evasion discovery spyware trojan

Malware Config

Signatures

Badlisted process makes network request 1 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
5	4912	rundll32.exe

Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	rundll32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	rundll32.exe

Modifies system certificate store 2 TTPs 3 IoCs

defense_evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-2101206053-1414382737-268919432-1000\SOFTWARE\Microsoft\SystemCertificates\CA\Certificates\8BB46D28D15148B3309664418F6434FC5DDCB988\Blob = 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	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2101206053-1414382737-268919432-1000\Software\Microsoft\SystemCertificates\REQUEST	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2101206053-1414382737-268919432-1000\SOFTWARE\Microsoft\SystemCertificates\CA\Certificates\8BB46D28D15148B3309664418F6434FC5DDCB988	rundll32.exe

C:\Windows\system32\rundll32.exe
C:\Windows\system32\rundll32.exe cryptext.dll,CryptExtOpenCER C:\Users\Admin\AppData\Local\Temp\Potassium-Portable\auth\ca.crt
1⤵
- Badlisted process makes network request
- Reads the TCP/IP host and domain name from the registry
- Modifies system certificate store
PID:4912

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
1⤵
PID:4616

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Discovery

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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