metastealer | c5d8cbdc0ccb646fc46550c00b8a25111edd02e0533c9a54843a45d989567f3e

Analysis

max time kernel
111s
max time network
112s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
18-02-2025 03:23

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General

Target

c5d8cbdc0ccb646fc46550c00b8a25111edd02e0533c9a54843a45d989567f3e.msi
Size

1.8MB
MD5

c814c89d7e81a139d7997ed9b06f8d9b
SHA1

74214271e2cc141dba3681f71c17dcb3360e713a
SHA256

c5d8cbdc0ccb646fc46550c00b8a25111edd02e0533c9a54843a45d989567f3e
SHA512

4985aa846c079455b8ac3cc56dcfc8d27ba212e5055a8a506286f690779f79ea777699ad61e31c4f39297991b05f4a48c48799483964603758fccc452327ea14
SSDEEP

24576:+t9cpVDhKzgQiPMhICcnJ3/eZo+pNqzX6e02Zxio+AwXR2b:BpRhK5ICcJsL0X6exxio+h

Score

10^/10

metastealer discovery execution persistence privilege_escalation spyware stealer

Malware Config

Extracted

Family

metastealer

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/552-71-0x0000000010000000-0x0000000010738000-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
3096	powershell.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
1196	ICACLS.EXE

Enumerates connected drives 3 TTPs 46 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe

Drops file in Windows directory 9 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Installer\e57a9cd.msi	msiexec.exe
File created	C:\Windows\Installer\inprogressinstallinfo.ipi	msiexec.exe
File opened for modification	C:\Windows\Installer\MSIAA98.tmp	msiexec.exe
File opened for modification	C:\Windows\LOGS\DPX\setupact.log	EXPAND.EXE
File created	C:\Windows\Installer\e57a9cd.msi	msiexec.exe
File opened for modification	C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log	msiexec.exe
File created	C:\Windows\Installer\SourceHash{B3C6E5D3-377B-46B0-8C92-8307C78FC8CC}	msiexec.exe
File opened for modification	C:\Windows\Installer\	msiexec.exe
File opened for modification	C:\Windows\LOGS\DPX\setuperr.log	EXPAND.EXE

Executes dropped EXE 1 IoCs

pid	Process
552	setup0067.exe

Loads dropped DLL 1 IoCs

pid	Process
348	MsiExec.exe

Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs

persistence privilege_escalation

Installer Packages

T1546.016

Msiexec

T1218.007

pid	Process
1388	msiexec.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 6 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	MsiExec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ICACLS.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EXPAND.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	setup0067.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	systeminfo.exe

Gathers system information 1 TTPs 1 IoCs

Runs systeminfo.exe.

System Information Discovery

T1082

pid	Process
3924	systeminfo.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
3044	msiexec.exe
3044	msiexec.exe
3044	msiexec.exe
3096	powershell.exe
3096	powershell.exe
552	setup0067.exe
552	setup0067.exe

Suspicious use of AdjustPrivilegeToken 40 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1388	msiexec.exe
Token: SeIncreaseQuotaPrivilege	1388	msiexec.exe
Token: SeSecurityPrivilege	3044	msiexec.exe
Token: SeCreateTokenPrivilege	1388	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	1388	msiexec.exe
Token: SeLockMemoryPrivilege	1388	msiexec.exe
Token: SeIncreaseQuotaPrivilege	1388	msiexec.exe
Token: SeMachineAccountPrivilege	1388	msiexec.exe
Token: SeTcbPrivilege	1388	msiexec.exe
Token: SeSecurityPrivilege	1388	msiexec.exe
Token: SeTakeOwnershipPrivilege	1388	msiexec.exe
Token: SeLoadDriverPrivilege	1388	msiexec.exe
Token: SeSystemProfilePrivilege	1388	msiexec.exe
Token: SeSystemtimePrivilege	1388	msiexec.exe
Token: SeProfSingleProcessPrivilege	1388	msiexec.exe
Token: SeIncBasePriorityPrivilege	1388	msiexec.exe
Token: SeCreatePagefilePrivilege	1388	msiexec.exe
Token: SeCreatePermanentPrivilege	1388	msiexec.exe
Token: SeBackupPrivilege	1388	msiexec.exe
Token: SeRestorePrivilege	1388	msiexec.exe
Token: SeShutdownPrivilege	1388	msiexec.exe
Token: SeDebugPrivilege	1388	msiexec.exe
Token: SeAuditPrivilege	1388	msiexec.exe
Token: SeSystemEnvironmentPrivilege	1388	msiexec.exe
Token: SeChangeNotifyPrivilege	1388	msiexec.exe
Token: SeRemoteShutdownPrivilege	1388	msiexec.exe
Token: SeUndockPrivilege	1388	msiexec.exe
Token: SeSyncAgentPrivilege	1388	msiexec.exe
Token: SeEnableDelegationPrivilege	1388	msiexec.exe
Token: SeManageVolumePrivilege	1388	msiexec.exe
Token: SeImpersonatePrivilege	1388	msiexec.exe
Token: SeCreateGlobalPrivilege	1388	msiexec.exe
Token: SeBackupPrivilege	3848	vssvc.exe
Token: SeRestorePrivilege	3848	vssvc.exe
Token: SeAuditPrivilege	3848	vssvc.exe
Token: SeRestorePrivilege	3044	msiexec.exe
Token: SeTakeOwnershipPrivilege	3044	msiexec.exe
Token: SeRestorePrivilege	3044	msiexec.exe
Token: SeTakeOwnershipPrivilege	3044	msiexec.exe
Token: SeDebugPrivilege	3096	powershell.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1388	msiexec.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 3044 wrote to memory of 348	3044	msiexec.exe	88
PID 3044 wrote to memory of 348	3044	msiexec.exe	88
PID 3044 wrote to memory of 348	3044	msiexec.exe	88
PID 348 wrote to memory of 1196	348	MsiExec.exe	89
PID 348 wrote to memory of 1196	348	MsiExec.exe	89
PID 348 wrote to memory of 1196	348	MsiExec.exe	89
PID 348 wrote to memory of 4748	348	MsiExec.exe	91
PID 348 wrote to memory of 4748	348	MsiExec.exe	91
PID 348 wrote to memory of 4748	348	MsiExec.exe	91
PID 348 wrote to memory of 552	348	MsiExec.exe	93
PID 348 wrote to memory of 552	348	MsiExec.exe	93
PID 348 wrote to memory of 552	348	MsiExec.exe	93
PID 552 wrote to memory of 3096	552	setup0067.exe	94
PID 552 wrote to memory of 3096	552	setup0067.exe	94
PID 552 wrote to memory of 3096	552	setup0067.exe	94
PID 552 wrote to memory of 3924	552	setup0067.exe	96
PID 552 wrote to memory of 3924	552	setup0067.exe	96
PID 552 wrote to memory of 3924	552	setup0067.exe	96

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Windows\system32\msiexec.exe
msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\c5d8cbdc0ccb646fc46550c00b8a25111edd02e0533c9a54843a45d989567f3e.msi
1⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1388

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Windows\syswow64\MsiExec.exe
  C:\Windows\syswow64\MsiExec.exe -Embedding 04B67745762C56FBD20D0BA826743952
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:348
- - C:\Windows\SysWOW64\ICACLS.EXE
    "C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-a9f7f6b6-74d2-4084-9d40-d27973f8b1a6\." /SETINTEGRITYLEVEL (CI)(OI)HIGH
    3⤵
    - Modifies file permissions
    - System Location Discovery: System Language Discovery
    PID:1196
- - C:\Windows\SysWOW64\EXPAND.EXE
    "C:\Windows\system32\EXPAND.EXE" -R files.cab -F:* files
    3⤵
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    PID:4748
- - C:\Users\Admin\AppData\Local\Temp\MW-a9f7f6b6-74d2-4084-9d40-d27973f8b1a6\files\setup0067.exe
    "C:\Users\Admin\AppData\Local\Temp\MW-a9f7f6b6-74d2-4084-9d40-d27973f8b1a6\files\setup0067.exe" /VERYSILENT /VERYSILENT
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:552
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Microsoft\Windows\search.exe"
      4⤵
      Command and Scripting Interpreter: PowerShell
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:3096
  - - C:\Windows\SysWOW64\systeminfo.exe
      systeminfo
      4⤵
      System Location Discovery: System Language Discovery
      Gathers system information
      PID:3924

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3848

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Event Triggered Execution

T1546

Installer Packages

T1546.016

Privilege Escalation

Event Triggered Execution

T1546

Installer Packages

T1546.016

Defense Evasion

File and Directory Permissions Modification

T1222

System Binary Proxy Execution

T1218

Msiexec

T1218.007

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\MW-a9f7f6b6-74d2-4084-9d40-d27973f8b1a6\files.cab

Filesize
1.6MB

MD5
756c2d3c68b8528297595cc1b46c329c

SHA1
2b8e35ae0a404199a5493c7e316ca4330816365d

SHA256
122f78f462cf072526eb41a3f7f22e02a122bcb68c46e91e81f4f6ca7e61e38e

SHA512
cef9914075b4f59bf8b2e0abd055720df89054f670e04091e6c0fec669a5c391661bf848ae6668a2aa8f6cf99c1d0a9597cb6c0c7550e3327a742fdb596bb3db

Download Submit
C:\Users\Admin\AppData\Local\Temp\MW-a9f7f6b6-74d2-4084-9d40-d27973f8b1a6\msiwrapper.ini

Filesize
1KB

MD5
52b5a3b08a50bfa719e5d8e4ad741a85

SHA1
799529ba5fa043a81e002f0e47b4021fbeb4726d

SHA256
b50a3d7177a3432036a41061925af50b7da49047bcedae796d606e51e860aef1

SHA512
9694837f08de359f5b9dec6e879910a47f96175cea0c235b7f074a1297c72c437399ce64e2152c99512b6b6e6b43f7bc4f5fbfd530d8b8ad280f1b7b772d1624

Download Submit
C:\Users\Admin\AppData\Local\Temp\MW-a9f7f6b6-74d2-4084-9d40-d27973f8b1a6\msiwrapper.ini

Filesize
1KB

MD5
8b4252214bcc76ad3047013a8f396d75

SHA1
f8c1d6113dffabdca9f0fcbcc089970f3d0edccc

SHA256
78319116f7f5f59c56a064327c6ee1ec8c3474b4957fe7454d2fb71dcd07a241

SHA512
fae4e8eb1ce7c579d62fc99a419c66adf147cd15e804c9c56102f7dc959fd83f9fcbdca99e04e9f9750661c8c34463d80d6f8ec95268e2bf85b14b11fe6c37f9

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_114aoiuk.gqr.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Windows\Installer\MSIAA98.tmp

Filesize
208KB

MD5
0c8921bbcc37c6efd34faf44cf3b0cb5

SHA1
dcfa71246157edcd09eecaf9d4c5e360b24b3e49

SHA256
fd622cf73ea951a6de631063aba856487d77745dd1500adca61902b8dde56fe1

SHA512
ed55443e20d40cca90596f0a0542fa5ab83fe0270399adfaafd172987fb813dfd44ec0da0a58c096af3641003f830341fe259ad5bce9823f238ae63b7e11e108

Download Submit
memory/552-71-0x0000000010000000-0x0000000010738000-memory.dmp

Filesize
7.2MB

Download
memory/3096-90-0x0000000006450000-0x000000000646E000-memory.dmp

Filesize
120KB

Download
memory/3096-105-0x0000000007650000-0x00000000076F3000-memory.dmp

Filesize
652KB

Download
memory/3096-78-0x0000000005DC0000-0x0000000005E26000-memory.dmp

Filesize
408KB

Download
memory/3096-79-0x0000000005E30000-0x0000000005E96000-memory.dmp

Filesize
408KB

Download
memory/3096-76-0x00000000056A0000-0x0000000005CC8000-memory.dmp

Filesize
6.2MB

Download
memory/3096-89-0x0000000005EA0000-0x00000000061F4000-memory.dmp

Filesize
3.3MB

Download
memory/3096-75-0x0000000002B30000-0x0000000002B66000-memory.dmp

Filesize
216KB

Download
memory/3096-91-0x00000000064F0000-0x000000000653C000-memory.dmp

Filesize
304KB

Download
memory/3096-93-0x0000000006A40000-0x0000000006A72000-memory.dmp

Filesize
200KB

Download
memory/3096-94-0x000000006E5F0000-0x000000006E63C000-memory.dmp

Filesize
304KB

Download
memory/3096-104-0x0000000007620000-0x000000000763E000-memory.dmp

Filesize
120KB

Download
memory/3096-77-0x00000000054C0000-0x00000000054E2000-memory.dmp

Filesize
136KB

Download
memory/3096-106-0x0000000007DC0000-0x000000000843A000-memory.dmp

Filesize
6.5MB

Download
memory/3096-107-0x0000000007780000-0x000000000779A000-memory.dmp

Filesize
104KB

Download
memory/3096-108-0x00000000077E0000-0x00000000077EA000-memory.dmp

Filesize
40KB

Download
memory/3096-109-0x0000000007A10000-0x0000000007AA6000-memory.dmp

Filesize
600KB

Download
memory/3096-110-0x0000000007980000-0x0000000007991000-memory.dmp

Filesize
68KB

Download
memory/3096-111-0x00000000079B0000-0x00000000079BE000-memory.dmp

Filesize
56KB

Download
memory/3096-112-0x00000000079C0000-0x00000000079D4000-memory.dmp

Filesize
80KB

Download
memory/3096-113-0x0000000007AD0000-0x0000000007AEA000-memory.dmp

Filesize
104KB

Download
memory/3096-114-0x0000000007A00000-0x0000000007A08000-memory.dmp

Filesize
32KB

Download