stealerium | 15973284c2f6be38e8ab31e01d3d0a59d87ff03c98126754a61283265cd769e3

Analysis

max time kernel
449s
max time network
1172s
platform
windows10-2004_x64
resource
win10v2004-20240611-de
resource tags

arch:x64arch:x86image:win10v2004-20240611-delocale:de-deos:windows10-2004-x64systemwindows
submitted
30-06-2024 17:04

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General

Target

reload-beta.exe
Size

1.6MB
MD5

281d200e4d94f020e9945e3812aec967
SHA1

7738475daded508bd105bd296d1f47ae05febe68
SHA256

15973284c2f6be38e8ab31e01d3d0a59d87ff03c98126754a61283265cd769e3
SHA512

600e54b853cbf68f3862728d80f0ff1ad835b6baa6dbe57e2e28e81a90d4026ee56a7b395f322b353dde018369084bc45fb470fd550d231f06b39522c75aa9b0
SSDEEP

49152:hkTq24GjdGSiqkqXfd+/9AqYanieKdsX:h1EjdGSiqkqXf0FLYW

Score

10^/10

stealerium collection persistence privilege_escalation spyware stealer

Malware Config

Extracted

Family

stealerium

https://discord.com/api/webhooks/1257008132761194659/j4YbzwxG41tBMUV2ew7ukKuFT4XUWR1j2htz3bWYzHr9A_UbewGf2LUD0JL44NpvUur-

Signatures

Stealerium
An open source info stealer written in C# first seen in May 2022.
stealer stealerium
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

reload-beta.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	reload-beta.exe
Key opened	\REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	reload-beta.exe
Key opened	\REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	reload-beta.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service
T1102

Processes:

flow ioc

9 discord.com
8 discord.com
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

20 icanhazip.com

flow	ioc
9	discord.com
8	discord.com

flow	ioc
20	icanhazip.com

Event Triggered Execution: Netsh Helper DLL 1 TTPs 9 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

Processes:

netsh.exenetsh.exenetsh.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4364 3480 WerFault.exe reload-beta.exe

pid	pid_target	process	target process
4364	3480	WerFault.exe	reload-beta.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

reload-beta.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	reload-beta.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	reload-beta.exe

Suspicious behavior: EnumeratesProcesses 25 IoCs

Processes:

reload-beta.exe

pid	process
3480	reload-beta.exe
3480	reload-beta.exe
3480	reload-beta.exe
3480	reload-beta.exe
3480	reload-beta.exe
3480	reload-beta.exe
3480	reload-beta.exe
3480	reload-beta.exe
3480	reload-beta.exe
3480	reload-beta.exe
3480	reload-beta.exe
3480	reload-beta.exe
3480	reload-beta.exe
3480	reload-beta.exe
3480	reload-beta.exe
3480	reload-beta.exe
3480	reload-beta.exe
3480	reload-beta.exe
3480	reload-beta.exe
3480	reload-beta.exe
3480	reload-beta.exe
3480	reload-beta.exe
3480	reload-beta.exe
3480	reload-beta.exe
3480	reload-beta.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

reload-beta.exemsiexec.exe

description pid process

Token: SeDebugPrivilege 3480 reload-beta.exe
Token: SeSecurityPrivilege 3228 msiexec.exe

description	pid	process
Token: SeDebugPrivilege	3480	reload-beta.exe
Token: SeSecurityPrivilege	3228	msiexec.exe

Suspicious use of WriteProcessMemory 33 IoCs

Processes:

reload-beta.execmd.execmd.execmd.exe

description	pid	process	target process
PID 3480 wrote to memory of 4380	3480	reload-beta.exe	cmd.exe
PID 3480 wrote to memory of 4380	3480	reload-beta.exe	cmd.exe
PID 3480 wrote to memory of 4380	3480	reload-beta.exe	cmd.exe
PID 4380 wrote to memory of 1136	4380	cmd.exe	chcp.com
PID 4380 wrote to memory of 1136	4380	cmd.exe	chcp.com
PID 4380 wrote to memory of 1136	4380	cmd.exe	chcp.com
PID 4380 wrote to memory of 4580	4380	cmd.exe	netsh.exe
PID 4380 wrote to memory of 4580	4380	cmd.exe	netsh.exe
PID 4380 wrote to memory of 4580	4380	cmd.exe	netsh.exe
PID 4380 wrote to memory of 3124	4380	cmd.exe	findstr.exe
PID 4380 wrote to memory of 3124	4380	cmd.exe	findstr.exe
PID 4380 wrote to memory of 3124	4380	cmd.exe	findstr.exe
PID 3480 wrote to memory of 432	3480	reload-beta.exe	cmd.exe
PID 3480 wrote to memory of 432	3480	reload-beta.exe	cmd.exe
PID 3480 wrote to memory of 432	3480	reload-beta.exe	cmd.exe
PID 432 wrote to memory of 4968	432	cmd.exe	chcp.com
PID 432 wrote to memory of 4968	432	cmd.exe	chcp.com
PID 432 wrote to memory of 4968	432	cmd.exe	chcp.com
PID 432 wrote to memory of 2120	432	cmd.exe	netsh.exe
PID 432 wrote to memory of 2120	432	cmd.exe	netsh.exe
PID 432 wrote to memory of 2120	432	cmd.exe	netsh.exe
PID 432 wrote to memory of 676	432	cmd.exe	findstr.exe
PID 432 wrote to memory of 676	432	cmd.exe	findstr.exe
PID 432 wrote to memory of 676	432	cmd.exe	findstr.exe
PID 3480 wrote to memory of 1680	3480	reload-beta.exe	cmd.exe
PID 3480 wrote to memory of 1680	3480	reload-beta.exe	cmd.exe
PID 3480 wrote to memory of 1680	3480	reload-beta.exe	cmd.exe
PID 1680 wrote to memory of 2592	1680	cmd.exe	chcp.com
PID 1680 wrote to memory of 2592	1680	cmd.exe	chcp.com
PID 1680 wrote to memory of 2592	1680	cmd.exe	chcp.com
PID 1680 wrote to memory of 4660	1680	cmd.exe	netsh.exe
PID 1680 wrote to memory of 4660	1680	cmd.exe	netsh.exe
PID 1680 wrote to memory of 4660	1680	cmd.exe	netsh.exe

outlook_office_path 1 IoCs

Processes:

reload-beta.exe

description ioc process

Key opened \REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 reload-beta.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	reload-beta.exe

outlook_win_path 1 IoCs

Processes:

reload-beta.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	reload-beta.exe

C:\Users\Admin\AppData\Local\Temp\reload-beta.exe
"C:\Users\Admin\AppData\Local\Temp\reload-beta.exe"
1⤵
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:3480

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All
2⤵
- Suspicious use of WriteProcessMemory
PID:4380

C:\Windows\SysWOW64\chcp.com
chcp 65001
3⤵
PID:1136

C:\Windows\SysWOW64\netsh.exe
netsh wlan show profile
3⤵
- Event Triggered Execution: Netsh Helper DLL
PID:4580

C:\Windows\SysWOW64\findstr.exe
findstr All
3⤵
PID:3124

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C chcp 65001 && netsh wlan show profile name="65001." key=clear | findstr Key
2⤵
- Suspicious use of WriteProcessMemory
PID:432

C:\Windows\SysWOW64\chcp.com
chcp 65001
3⤵
PID:4968

C:\Windows\SysWOW64\netsh.exe
netsh wlan show profile name="65001." key=clear
3⤵
- Event Triggered Execution: Netsh Helper DLL
PID:2120

C:\Windows\SysWOW64\findstr.exe
findstr Key
3⤵
PID:676

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C chcp 65001 && netsh wlan show networks mode=bssid
2⤵
- Suspicious use of WriteProcessMemory
PID:1680

C:\Windows\SysWOW64\chcp.com
chcp 65001
3⤵
PID:2592

C:\Windows\SysWOW64\netsh.exe
netsh wlan show networks mode=bssid
3⤵
- Event Triggered Execution: Netsh Helper DLL
PID:4660

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3480 -s 2900
2⤵
- Program crash
PID:4364

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3480 -ip 3480
1⤵
PID:552

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\58fa70275e675611d412de64b8d71464\Admin@EJEFCDNK_de-DE\Browsers\Firefox\Bookmarks.txt
Filesize
105B

MD5
2e9d094dda5cdc3ce6519f75943a4ff4

SHA1
5d989b4ac8b699781681fe75ed9ef98191a5096c

SHA256
c84c98bbf5e0ef9c8d0708b5d60c5bb656b7d6be5135d7f7a8d25557e08cf142

SHA512
d1f7eed00959e902bdb2125b91721460d3ff99f3bdfc1f2a343d4f58e8d4e5e5a06c0c6cdc0379211c94510f7c00d7a8b34fa7d0ca0c3d54cbbe878f1e9812b7

Download Submit
C:\Users\Admin\AppData\Local\58fa70275e675611d412de64b8d71464\Admin@EJEFCDNK_de-DE\Directories\OneDrive.txt
Filesize
25B

MD5
966247eb3ee749e21597d73c4176bd52

SHA1
1e9e63c2872cef8f015d4b888eb9f81b00a35c79

SHA256
8ddfc481b1b6ae30815ecce8a73755862f24b3bb7fdebdbf099e037d53eb082e

SHA512
bd30aec68c070e86e3dec787ed26dd3d6b7d33d83e43cb2d50f9e2cff779fee4c96afbbe170443bd62874073a844beb29a69b10c72c54d7d444a8d86cfd7b5aa

Download Submit
C:\Users\Admin\AppData\Local\58fa70275e675611d412de64b8d71464\Admin@EJEFCDNK_de-DE\Directories\Startup.txt
Filesize
24B

MD5
68c93da4981d591704cea7b71cebfb97

SHA1
fd0f8d97463cd33892cc828b4ad04e03fc014fa6

SHA256
889ed51f9c16a4b989bda57957d3e132b1a9c117ee84e208207f2fa208a59483

SHA512
63455c726b55f2d4de87147a75ff04f2daa35278183969ccf185d23707840dd84363bec20d4e8c56252196ce555001ca0e61b3f4887d27577081fdef9e946402

Download Submit
C:\Users\Admin\AppData\Local\58fa70275e675611d412de64b8d71464\Admin@EJEFCDNK_de-DE\Directories\Videos.txt
Filesize
23B

MD5
1fddbf1169b6c75898b86e7e24bc7c1f

SHA1
d2091060cb5191ff70eb99c0088c182e80c20f8c

SHA256
a67aa329b7d878de61671e18cd2f4b011d11cbac67ea779818c6dafad2d70733

SHA512
20bfeafde7fec1753fef59de467bd4a3dd7fe627e8c44e95fe62b065a5768c4508e886ec5d898e911a28cf6365f455c9ab1ebe2386d17a76f53037f99061fd4d

Download Submit
C:\Users\Admin\AppData\Local\58fa70275e675611d412de64b8d71464\Admin@EJEFCDNK_de-DE\System\Apps.txt
Filesize
6KB

MD5
756673bc40a61887d63ceb4f5ffee5e3

SHA1
7da974250c7b9432c4e937e56b7630925262467e

SHA256
b8a21924e537215dfaf263332df212be34588504fa554d85c2f84e73f111c282

SHA512
15e14bd353f9d21e6b86850d8de722f17c2acb43b851c302d9f12384b97398b7125eb764491906622f1ecb2481909160ab070821703fcde0ff8a05168fcebafc

Download Submit
C:\Users\Admin\AppData\Local\58fa70275e675611d412de64b8d71464\Admin@EJEFCDNK_de-DE\System\Process.txt
Filesize
4KB

MD5
7e430bed7d546b4a8c9fd02653551436

SHA1
654d21788f5cca1ca950da7da477f0124050a3a7

SHA256
a6600c18a420683ea7b4e285a8f6b79f6172870d8572c975386d4ee30251554e

SHA512
de662808cf86eb2ebdbd08aa06813de4ed39e794b9d4541346b235633c56715a6c300dd3c8c3382cb8ceee2065ca30e5ed9043b6e322f4c552f24f35430f5719

Download Submit
C:\Users\Admin\AppData\Local\58fa70275e675611d412de64b8d71464\Admin@EJEFCDNK_de-DE\System\ProductKey.txt
Filesize
29B

MD5
71eb5479298c7afc6d126fa04d2a9bde

SHA1
a9b3d5505cf9f84bb6c2be2acece53cb40075113

SHA256
f6cadfd4e4c25ff3b8cffe54a2af24a757a349abbf4e1142ec4c9789347fe8b3

SHA512
7c6687e21d31ec1d6d2eff04b07b465f875fd80df26677f1506b14158444cf55044eb6674880bd5bd44f04ff73023b26cb19b8837427a1d6655c96df52f140bd

Download Submit
C:\Users\Admin\AppData\Local\Temp\Stealerium-Latest.log
Filesize
1KB

MD5
c3e8190d09118f54b0194319eff64895

SHA1
d1f2c9ace1090b5c696f36f6be7a4325822fd2a2

SHA256
4870be1315c03cd108c8cbf58a35276df4af81705ef5b50220497787e19a7434

SHA512
7e55356d32cd32ce814ed24982d63d9088d3691449fb6e9d0e840eae490ed4364fafaebc958ea8df64d251bf17255c42fbe569127acfd4cdf0c345c8be7a44dd

Download Submit
memory/3480-7-0x0000000005CF0000-0x0000000005D82000-memory.dmp

Filesize
584KB

Download
memory/3480-9-0x0000000005A30000-0x0000000005A38000-memory.dmp

Filesize
32KB

Download
memory/3480-12-0x0000000006C10000-0x0000000006C2E000-memory.dmp

Filesize
120KB

Download
memory/3480-13-0x0000000006C90000-0x0000000006CD2000-memory.dmp

Filesize
264KB

Download
memory/3480-14-0x0000000006DF0000-0x0000000006EF4000-memory.dmp

Filesize
1.0MB

Download
memory/3480-10-0x0000000005A40000-0x0000000005A4A000-memory.dmp

Filesize
40KB

Download
memory/3480-72-0x0000000007270000-0x0000000007302000-memory.dmp

Filesize
584KB

Download
memory/3480-0-0x000000007539E000-0x000000007539F000-memory.dmp

Filesize
4KB

Download
memory/3480-77-0x0000000007C40000-0x00000000081E4000-memory.dmp

Filesize
5.6MB

Download
memory/3480-11-0x0000000006C00000-0x0000000006C08000-memory.dmp

Filesize
32KB

Download
memory/3480-8-0x0000000005D80000-0x0000000005DA6000-memory.dmp

Filesize
152KB

Download
memory/3480-204-0x0000000006FC0000-0x000000000703A000-memory.dmp

Filesize
488KB

Download
memory/3480-6-0x0000000005A50000-0x0000000005A6C000-memory.dmp

Filesize
112KB

Download
memory/3480-3-0x0000000075390000-0x0000000075B40000-memory.dmp

Filesize
7.7MB

Download
memory/3480-2-0x0000000005650000-0x00000000056B6000-memory.dmp

Filesize
408KB

Download
memory/3480-1-0x0000000000C30000-0x0000000000DC2000-memory.dmp

Filesize
1.6MB

Download
memory/3480-285-0x0000000007310000-0x00000000073C2000-memory.dmp

Filesize
712KB

Download
memory/3480-287-0x0000000006F20000-0x0000000006F42000-memory.dmp

Filesize
136KB

Download
memory/3480-288-0x00000000083F0000-0x0000000008744000-memory.dmp

Filesize
3.3MB

Download
memory/3480-289-0x0000000075390000-0x0000000075B40000-memory.dmp

Filesize
7.7MB

Download