metastealer | 06fc504715fa08463d9e590a47d4f01224f1e4bf93644ce369af73f15f24d76d

General

Target

setupxe.exe
Size

704.5MB
MD5

348984ceda7e622fa7e601c035af02f2
SHA1

017eacd999cab363b88e8585726b95ede7a7a639
SHA256

06fc504715fa08463d9e590a47d4f01224f1e4bf93644ce369af73f15f24d76d
SHA512

6091a8cadcfe11d309a4fc4f24d73391908219bf5841ac90ede59a518d1ad60162815a065dc912b0a4d7cb455ba2546faa7c8d248a7fde8ac53f9ed24e53cbc9
SSDEEP

49152:jF6wK3xvyo8le8M+U1djucnoxYcBD5c6qnF+qYBQd:+BUeRdjoacBD5c6qFD

Score

10^/10

metastealer discovery execution spyware stealer

Malware Config

Extracted

Family

metastealer

C2

kagkimuoakomksww.xyz

cwikwiiisuyqymso.xyz

qgimwqowkmuicoos.xyz

kuueskmwqmwoocuq.xyz

eaeueussigokssqg.xyz

eoyqkgcyoesysssk.xyz

ocmmqamiyucswwik.xyz

eimemucysaammomg.xyz

iwomsoekyisuymws.xyz

mqykiccmwokeumes.xyz

iqqcgqqseysecuum.xyz

iqmoyikmqymsmcwm.xyz

aseuqoqgaueaymyo.xyz

wycuamkomemmigmy.xyz

ceiyeqaoscmsamim.xyz

skcqkaykccckqyam.xyz

kaycmqwocuyyuqyg.xyz

mqssyaeoeeucegqy.xyz

ywqamawcqumaqiyq.xyz

skscsegicyqikqww.xyz

Attributes

dga_seed
12914
domain_length
16
num_dga_domains
10000
port
443

Signatures

Meta Stealer
Meta Stealer steals passwords stored in browsers, written in C++.
stealer metastealer

MetaStealer payload 1 IoCs

resource	yara_rule
behavioral2/memory/3540-1-0x0000000010000000-0x0000000010738000-memory.dmp	family_metastealer

Metastealer family
metastealer

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2208	powershell.exe

Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	systeminfo.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	setupxe.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Gathers system information 1 TTPs 1 IoCs

Runs systeminfo.exe.

System Information Discovery

T1082

pid	Process
1436	systeminfo.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2208	powershell.exe
2208	powershell.exe
3540	setupxe.exe
3540	setupxe.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2208	powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3540 wrote to memory of 2208	3540	setupxe.exe	108
PID 3540 wrote to memory of 2208	3540	setupxe.exe	108
PID 3540 wrote to memory of 2208	3540	setupxe.exe	108
PID 3540 wrote to memory of 1436	3540	setupxe.exe	110
PID 3540 wrote to memory of 1436	3540	setupxe.exe	110
PID 3540 wrote to memory of 1436	3540	setupxe.exe	110

C:\Users\Admin\AppData\Local\Temp\setupxe.exe
"C:\Users\Admin\AppData\Local\Temp\setupxe.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3540
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  powershell Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Microsoft\Windows\search.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2208
- C:\Windows\SysWOW64\systeminfo.exe
  systeminfo
  2⤵
  - System Location Discovery: System Language Discovery
  - Gathers system information
  PID:1436

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xulnkbyu.4bx.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2208-39-0x0000000007A90000-0x0000000007B33000-memory.dmp

Filesize
652KB

Download
memory/2208-48-0x0000000007F50000-0x0000000007F6A000-memory.dmp

Filesize
104KB

Download
memory/2208-9-0x0000000005B00000-0x0000000006128000-memory.dmp

Filesize
6.2MB

Download
memory/2208-8-0x0000000073A90000-0x0000000074240000-memory.dmp

Filesize
7.7MB

Download
memory/2208-11-0x0000000005900000-0x0000000005922000-memory.dmp

Filesize
136KB

Download
memory/2208-13-0x00000000062A0000-0x0000000006306000-memory.dmp

Filesize
408KB

Download
memory/2208-12-0x0000000006230000-0x0000000006296000-memory.dmp

Filesize
408KB

Download
memory/2208-14-0x0000000006310000-0x0000000006664000-memory.dmp

Filesize
3.3MB

Download
memory/2208-6-0x0000000073A9E000-0x0000000073A9F000-memory.dmp

Filesize
4KB

Download
memory/2208-24-0x00000000068C0000-0x00000000068DE000-memory.dmp

Filesize
120KB

Download
memory/2208-25-0x00000000068F0000-0x000000000693C000-memory.dmp

Filesize
304KB

Download
memory/2208-40-0x0000000073A90000-0x0000000074240000-memory.dmp

Filesize
7.7MB

Download
memory/2208-7-0x0000000002F90000-0x0000000002FC6000-memory.dmp

Filesize
216KB

Download
memory/2208-28-0x0000000073A90000-0x0000000074240000-memory.dmp

Filesize
7.7MB

Download
memory/2208-27-0x000000006FD00000-0x000000006FD4C000-memory.dmp

Filesize
304KB

Download
memory/2208-38-0x0000000006E60000-0x0000000006E7E000-memory.dmp

Filesize
120KB

Download
memory/2208-26-0x0000000006E80000-0x0000000006EB2000-memory.dmp

Filesize
200KB

Download
memory/2208-42-0x0000000007BF0000-0x0000000007C0A000-memory.dmp

Filesize
104KB

Download
memory/2208-41-0x0000000008230000-0x00000000088AA000-memory.dmp

Filesize
6.5MB

Download
memory/2208-43-0x0000000007C50000-0x0000000007C5A000-memory.dmp

Filesize
40KB

Download
memory/2208-44-0x0000000007E80000-0x0000000007F16000-memory.dmp

Filesize
600KB

Download
memory/2208-45-0x0000000007E10000-0x0000000007E21000-memory.dmp

Filesize
68KB

Download
memory/2208-46-0x0000000007E40000-0x0000000007E4E000-memory.dmp

Filesize
56KB

Download
memory/2208-47-0x0000000007E50000-0x0000000007E64000-memory.dmp

Filesize
80KB

Download
memory/2208-52-0x0000000073A90000-0x0000000074240000-memory.dmp

Filesize
7.7MB

Download
memory/2208-49-0x0000000007F30000-0x0000000007F38000-memory.dmp

Filesize
32KB

Download
memory/3540-1-0x0000000010000000-0x0000000010738000-memory.dmp

Filesize
7.2MB

Download

Analysis

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