Malware Analysis Report

2025-06-16 03:07

Sample ID 210426-hxxzca8j5n
Target 6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421
SHA256 6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2
Tags
fickerstealer discovery infostealer spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2

Threat Level: Known bad

The file 6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421 was found to be: Known bad.

Malicious Activity Summary

fickerstealer discovery infostealer spyware stealer

fickerstealer

Reads local data of messenger clients

Reads user/profile data of web browsers

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Looks up external IP address via web service

Suspicious use of SetThreadContext

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2021-04-26 10:10

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2021-04-26 10:10

Reported

2021-04-26 10:13

Platform

win7v20210410

Max time kernel

8s

Max time network

10s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe"

Signatures

fickerstealer

infostealer fickerstealer

Reads local data of messenger clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Checks installed software on the system

discovery

Looks up external IP address via web service

Description Indicator Process Target
N/A api.ipify.org N/A N/A

Checks processor information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2040 wrote to memory of 112 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe
PID 2040 wrote to memory of 112 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe
PID 2040 wrote to memory of 112 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe
PID 2040 wrote to memory of 112 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe
PID 2040 wrote to memory of 112 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe
PID 2040 wrote to memory of 112 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe
PID 2040 wrote to memory of 112 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe
PID 2040 wrote to memory of 112 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe
PID 2040 wrote to memory of 112 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe
PID 2040 wrote to memory of 112 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe
PID 2040 wrote to memory of 112 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe
PID 2040 wrote to memory of 112 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe
PID 2040 wrote to memory of 112 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe
PID 2040 wrote to memory of 112 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe

Processes

C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe

"C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe"

C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe

"C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe"

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 api.ipify.org udp
N/A 54.225.144.221:80 api.ipify.org tcp
N/A 8.8.8.8:53 gurums.best udp
N/A 62.113.117.9:80 gurums.best tcp
N/A 62.113.117.9:80 gurums.best tcp

Files

memory/112-60-0x0000000000400000-0x0000000000447000-memory.dmp

memory/112-61-0x0000000000401480-mapping.dmp

memory/112-62-0x0000000076281000-0x0000000076283000-memory.dmp

memory/2040-63-0x0000000000220000-0x0000000000264000-memory.dmp

memory/112-64-0x0000000000400000-0x0000000000447000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2021-04-26 10:10

Reported

2021-04-26 10:13

Platform

win10v20210410

Max time kernel

54s

Max time network

137s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe"

Signatures

fickerstealer

infostealer fickerstealer

Reads local data of messenger clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Checks installed software on the system

discovery

Looks up external IP address via web service

Description Indicator Process Target
N/A api.ipify.org N/A N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 500 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe
PID 500 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe
PID 500 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe
PID 500 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe
PID 500 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe
PID 500 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe
PID 500 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe
PID 500 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe
PID 500 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe
PID 500 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe
PID 500 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe
PID 500 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe
PID 500 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe

Processes

C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe

"C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe"

C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe

"C:\Users\Admin\AppData\Local\Temp\6a5c01094af0e68641b205561c8c8abf2d2ef91ca3388fe831daa3d86b21aac2-20210426-055421.exe"

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 api.ipify.org udp
N/A 23.21.48.44:80 api.ipify.org tcp
N/A 8.8.8.8:53 gurums.best udp
N/A 62.113.117.9:80 gurums.best tcp
N/A 62.113.117.9:80 gurums.best tcp

Files

memory/500-114-0x00000000020D0000-0x0000000002114000-memory.dmp

memory/2704-115-0x0000000000400000-0x0000000000447000-memory.dmp

memory/2704-116-0x0000000000401480-mapping.dmp

memory/2704-117-0x0000000000400000-0x0000000000447000-memory.dmp