Malware Analysis Report

2025-08-05 13:32

Sample ID 220117-l4acxshdd8
Target 15ba5bae9ec4325f142543ee5c62e68e12e45a46228dcd3fbd1ec046a3a078b9
SHA256 15ba5bae9ec4325f142543ee5c62e68e12e45a46228dcd3fbd1ec046a3a078b9
Tags
arkei default discovery 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 Overview

score
10/10

SHA256

15ba5bae9ec4325f142543ee5c62e68e12e45a46228dcd3fbd1ec046a3a078b9

Threat Level: Known bad

The file 15ba5bae9ec4325f142543ee5c62e68e12e45a46228dcd3fbd1ec046a3a078b9 was found to be: Known bad.

Malicious Activity Summary

arkei default discovery spyware stealer

Arkei

Arkei Stealer Payload

Downloads MZ/PE file

Reads user/profile data of web browsers

Loads dropped DLL

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks installed software on the system

Enumerates physical storage devices

Checks processor information in registry

Delays execution with timeout.exe

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-01-17 10:04

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-01-17 10:04

Reported

2022-01-17 10:07

Platform

win10-en-20211208

Max time kernel

117s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\15ba5bae9ec4325f142543ee5c62e68e12e45a46228dcd3fbd1ec046a3a078b9.exe"

Signatures

Arkei

stealer arkei

Arkei Stealer Payload

stealer
Description Indicator Process Target
N/A N/A N/A N/A

Downloads MZ/PE file

Reads user/profile data of web browsers

spyware stealer

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Checks installed software on the system

discovery

Enumerates physical storage devices

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\15ba5bae9ec4325f142543ee5c62e68e12e45a46228dcd3fbd1ec046a3a078b9.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\15ba5bae9ec4325f142543ee5c62e68e12e45a46228dcd3fbd1ec046a3a078b9.exe N/A

Delays execution with timeout.exe

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\timeout.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\15ba5bae9ec4325f142543ee5c62e68e12e45a46228dcd3fbd1ec046a3a078b9.exe

"C:\Users\Admin\AppData\Local\Temp\15ba5bae9ec4325f142543ee5c62e68e12e45a46228dcd3fbd1ec046a3a078b9.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\15ba5bae9ec4325f142543ee5c62e68e12e45a46228dcd3fbd1ec046a3a078b9.exe" & exit

C:\Windows\SysWOW64\timeout.exe

timeout /t 5

Network

Country Destination Domain Proto
IE 52.109.76.32:443 tcp
US 8.8.8.8:53 time.windows.com udp
NL 20.101.57.9:123 time.windows.com udp
US 8.8.8.8:53 file-file-host4.com udp
RU 185.193.143.128:80 file-file-host4.com tcp
RU 185.193.143.128:80 file-file-host4.com tcp
RU 185.193.143.128:80 file-file-host4.com tcp
RU 185.193.143.128:80 file-file-host4.com tcp
RU 185.193.143.128:80 file-file-host4.com tcp
RU 185.193.143.128:80 file-file-host4.com tcp
RU 185.193.143.128:80 file-file-host4.com tcp
RU 185.193.143.128:80 file-file-host4.com tcp
RU 185.193.143.128:80 file-file-host4.com tcp

Files

memory/528-117-0x0000000000710000-0x000000000085A000-memory.dmp

memory/528-118-0x0000000000400000-0x00000000005D0000-memory.dmp

\ProgramData\sqlite3.dll

MD5 e477a96c8f2b18d6b5c27bde49c990bf
SHA1 e980c9bf41330d1e5bd04556db4646a0210f7409
SHA256 16574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660
SHA512 335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c

\ProgramData\nss3.dll

MD5 bfac4e3c5908856ba17d41edcd455a51
SHA1 8eec7e888767aa9e4cca8ff246eb2aacb9170428
SHA256 e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78
SHA512 2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

\ProgramData\mozglue.dll

MD5 8f73c08a9660691143661bf7332c3c27
SHA1 37fa65dd737c50fda710fdbde89e51374d0c204a
SHA256 3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd
SHA512 0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

memory/816-122-0x0000000000000000-mapping.dmp

memory/3392-123-0x0000000000000000-mapping.dmp