metastealer | 59ed82c199b898164620d6380288e2b6e90baf36b4c0edc9a16cdd579fd525f6

General

Target

59ed82c199b898164620d6380288e2b6e90baf36b4c0e.exe
Size

634KB
MD5

dc89b59af6b561a135c1d4ec86a70890
SHA1

73c20ba169b779ea4c73598968ec3eab41c5a374
SHA256

59ed82c199b898164620d6380288e2b6e90baf36b4c0edc9a16cdd579fd525f6
SHA512

66a5cac289b7ca9d9e3738a61664f7148f92271624506c4b6f1926006c1f003170ba24b0a3cc392e8eceaf9ceaa4d764308567a0afcc3dc171d52f5ed5c90571

Score

10^/10

metastealer discovery spyware stealer

Malware Config

Signatures

Meta Stealer Stealer
Meta Stealer steals passwords stored in browsers, written in C++.
stealer metastealer
Downloads MZ/PE file

Executes dropped EXE 1 IoCs

pid	Process
2220	strongix.exe

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
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4784	2220	WerFault.exe	76

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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	59ed82c199b898164620d6380288e2b6e90baf36b4c0e.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	59ed82c199b898164620d6380288e2b6e90baf36b4c0e.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2220	strongix.exe
2220	strongix.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2220	strongix.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3200 wrote to memory of 2220	3200	59ed82c199b898164620d6380288e2b6e90baf36b4c0e.exe	76
PID 3200 wrote to memory of 2220	3200	59ed82c199b898164620d6380288e2b6e90baf36b4c0e.exe	76
PID 3200 wrote to memory of 2220	3200	59ed82c199b898164620d6380288e2b6e90baf36b4c0e.exe	76

C:\Users\Admin\AppData\Local\Temp\59ed82c199b898164620d6380288e2b6e90baf36b4c0e.exe
"C:\Users\Admin\AppData\Local\Temp\59ed82c199b898164620d6380288e2b6e90baf36b4c0e.exe"
1⤵
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:3200
- C:\Users\Admin\AppData\Roaming\shftool\strongix.exe
  strongix.exe
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2220
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2220 -s 1260
    3⤵
    - Program crash
    PID:4784

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2220 -ip 2220
1⤵
PID:2252

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Web Service

1

T1102

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

2

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Web Service

1

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\shftool\strongix.exe

Filesize
369KB

MD5
6fe9416809f5da05b48bf86e1375e7be

SHA1
44ec2fa73a3e5ad6de01605815efedd324d2efca

SHA256
7607c9b4b1a6625acab3d15d65ab98dbc5dfa5a96c38cc83837354364ca50ce4

SHA512
4d9a44b8ed59b862cad26457f052dc26edf7842671fad6a824bc43179b672c5bdad4e25e0b67f2fc7872221a5ac9f7d78264387e3fadf12479fc06e1b4e5a35e

Download Submit
C:\Users\Admin\AppData\Roaming\shftool\strongix.exe

Filesize
369KB

MD5
6fe9416809f5da05b48bf86e1375e7be

SHA1
44ec2fa73a3e5ad6de01605815efedd324d2efca

SHA256
7607c9b4b1a6625acab3d15d65ab98dbc5dfa5a96c38cc83837354364ca50ce4

SHA512
4d9a44b8ed59b862cad26457f052dc26edf7842671fad6a824bc43179b672c5bdad4e25e0b67f2fc7872221a5ac9f7d78264387e3fadf12479fc06e1b4e5a35e

Download Submit
memory/2220-140-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/2220-143-0x0000000005880000-0x0000000005892000-memory.dmp

Filesize
72KB

Download
memory/2220-152-0x0000000006C10000-0x000000000713C000-memory.dmp

Filesize
5.2MB

Download
memory/2220-151-0x0000000006840000-0x0000000006A02000-memory.dmp

Filesize
1.8MB

Download
memory/2220-137-0x00000000007A3000-0x00000000007CD000-memory.dmp

Filesize
168KB

Download
memory/2220-138-0x00000000007A3000-0x00000000007CD000-memory.dmp

Filesize
168KB

Download
memory/2220-139-0x00000000005E0000-0x0000000000617000-memory.dmp

Filesize
220KB

Download
memory/2220-150-0x0000000006670000-0x000000000668E000-memory.dmp

Filesize
120KB

Download
memory/2220-141-0x0000000004B70000-0x0000000005114000-memory.dmp

Filesize
5.6MB

Download
memory/2220-142-0x00000000051D0000-0x00000000057E8000-memory.dmp

Filesize
6.1MB

Download
memory/2220-149-0x0000000006480000-0x0000000006512000-memory.dmp

Filesize
584KB

Download
memory/2220-144-0x00000000058A0000-0x00000000059AA000-memory.dmp

Filesize
1.0MB

Download
memory/2220-145-0x0000000005AD0000-0x0000000005B0C000-memory.dmp

Filesize
240KB

Download
memory/2220-146-0x0000000000A60000-0x0000000000A70000-memory.dmp

Filesize
64KB

Download
memory/2220-147-0x0000000005CE0000-0x0000000005D46000-memory.dmp

Filesize
408KB

Download
memory/2220-148-0x00000000063A0000-0x0000000006416000-memory.dmp

Filesize
472KB

Download
memory/3200-133-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/3200-130-0x00000000006D4000-0x0000000000740000-memory.dmp

Filesize
432KB

Download
memory/3200-131-0x00000000006D4000-0x0000000000740000-memory.dmp

Filesize
432KB

Download
memory/3200-132-0x00000000021C0000-0x000000000228E000-memory.dmp

Filesize
824KB

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Analysis

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