stealc | b717c966167148b7178e67727be7ac55d76d82acab88782e798e477a00abdd8b

General

Target

b717c966167148b7178e67727be7ac55d76d82acab88782e798e477a00abdd8b.exe
Size

187KB
MD5

edcfe06a0db28ab97fdff4c3d57989dc
SHA1

79e7cc304bc8c62de5c91ff9d6eb8e6c91f7ca87
SHA256

b717c966167148b7178e67727be7ac55d76d82acab88782e798e477a00abdd8b
SHA512

b96ba1852d8687bba10f38fd63cf8e99d353d84a1b6f43e207ea3fcef2e4e3d0d3c9512ec30818b0b3ddca9e1fcc6803b257fe5d45e792fe1c9f3a9ce0552996
SSDEEP

3072:Uk9Q0KFj5qj6o8KaxfE54HnnGqaKl+b2n8OJFATWfFmpKa:Ukm/j5K62aOanGqCbAr2GFAKa

Score

10^/10

stealc daval credential_access discovery spyware stealer

Malware Config

Extracted

Family

stealc

Botnet

daval

C2

http://185.215.113.17

Attributes

url_path
/2fb6c2cc8dce150a.php

Signatures

Stealc
Stealc is an infostealer written in C++.
stealer stealc
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
Downloads MZ/PE file

Loads dropped DLL 2 IoCs

pid	Process
2092	b717c966167148b7178e67727be7ac55d76d82acab88782e798e477a00abdd8b.exe
2092	b717c966167148b7178e67727be7ac55d76d82acab88782e798e477a00abdd8b.exe

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
T1552.001
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
T1552.001
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
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

System Location Discovery: System Language Discovery 1 TTPs 1 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	b717c966167148b7178e67727be7ac55d76d82acab88782e798e477a00abdd8b.exe

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 opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	b717c966167148b7178e67727be7ac55d76d82acab88782e798e477a00abdd8b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	b717c966167148b7178e67727be7ac55d76d82acab88782e798e477a00abdd8b.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2092	b717c966167148b7178e67727be7ac55d76d82acab88782e798e477a00abdd8b.exe
2092	b717c966167148b7178e67727be7ac55d76d82acab88782e798e477a00abdd8b.exe

C:\Users\Admin\AppData\Local\Temp\b717c966167148b7178e67727be7ac55d76d82acab88782e798e477a00abdd8b.exe
"C:\Users\Admin\AppData\Local\Temp\b717c966167148b7178e67727be7ac55d76d82acab88782e798e477a00abdd8b.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:2092

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

4

T1552

Credentials In Files

4

T1552.001

Discovery

Query Registry

2

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\ProgramData\mozglue.dll

Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
\ProgramData\nss3.dll

Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
memory/2092-0-0x0000000000070000-0x00000000002B3000-memory.dmp

Filesize
2.3MB

Download
memory/2092-1-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/2092-61-0x0000000000070000-0x00000000002B3000-memory.dmp

Filesize
2.3MB

Download

Analysis

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