413ec94d35627af97c57c6482630e6b2bb299eebf164e187ea7df0a0eb80ecc6

Analysis

max time kernel
147s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
11/05/2023, 19:36

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General

Target
d5445d98bdbd8a339bcafe31aa223d9e.exe
Size 235KB
Sample230511-ya81lsac64
SHA256 413ec94d35627af97c57c6482630e6b2bb299eebf164e187ea7df0a0eb80ecc6
MD5 d5445d98bdbd8a339bcafe31aa223d9e
SHA1 c4036c0b438de8cf23fee5bcc564edc186b954db
SHA512 ca0ddef9699f03778c769983998f82592f3e917305cbd4beae432751e39617f9be526fe867ba4cbfc461aebaeba6798802eca7e8d5eaed3d9ab21fead12c0dc2
SSDEEP 6144:X1XQakQjeFxbIBMPL3mtdKWYNRB4vF8VdTcNjj1xmauq:FXQawbB2t4WYXBD6
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

collection spyware stealer

Malware Config

Signatures

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
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 Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2132 set thread context of 2200	2132	d5445d98bdbd8a339bcafe31aa223d9e.exe	83

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2200	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2200	RegAsm.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2132 wrote to memory of 2200	2132	d5445d98bdbd8a339bcafe31aa223d9e.exe	83
PID 2132 wrote to memory of 2200	2132	d5445d98bdbd8a339bcafe31aa223d9e.exe	83
PID 2132 wrote to memory of 2200	2132	d5445d98bdbd8a339bcafe31aa223d9e.exe	83
PID 2132 wrote to memory of 2200	2132	d5445d98bdbd8a339bcafe31aa223d9e.exe	83
PID 2132 wrote to memory of 2200	2132	d5445d98bdbd8a339bcafe31aa223d9e.exe	83
PID 2132 wrote to memory of 2200	2132	d5445d98bdbd8a339bcafe31aa223d9e.exe	83
PID 2132 wrote to memory of 2200	2132	d5445d98bdbd8a339bcafe31aa223d9e.exe	83
PID 2132 wrote to memory of 2200	2132	d5445d98bdbd8a339bcafe31aa223d9e.exe	83

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\d5445d98bdbd8a339bcafe31aa223d9e.exe
"C:\Users\Admin\AppData\Local\Temp\d5445d98bdbd8a339bcafe31aa223d9e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2132
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2200

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/2132-133-0x00000000002B0000-0x00000000002F2000-memory.dmp

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memory/2132-134-0x0000000004BC0000-0x0000000004C5C000-memory.dmp

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memory/2132-135-0x0000000005380000-0x0000000005924000-memory.dmp

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memory/2132-136-0x0000000004DD0000-0x0000000004E62000-memory.dmp

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memory/2132-137-0x0000000004DC0000-0x0000000004DD0000-memory.dmp

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memory/2132-138-0x0000000004D40000-0x0000000004DB6000-memory.dmp

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memory/2132-139-0x0000000004CC0000-0x0000000004CDE000-memory.dmp

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memory/2200-140-0x0000000000400000-0x000000000041A000-memory.dmp

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memory/2200-142-0x0000000005A30000-0x0000000005BF2000-memory.dmp

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memory/2200-143-0x0000000005800000-0x000000000580A000-memory.dmp

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memory/2200-144-0x0000000005850000-0x0000000005860000-memory.dmp

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memory/2200-145-0x0000000005850000-0x0000000005860000-memory.dmp

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