stealc | 291e511eb00d5f658d345115de7fbd13e416e353bee19cdac8709b0b856da095

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
11/03/2024, 15:52

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General

Target

099d81985b4d1951c9a0448bdead2e31.exe
Size

283KB
MD5

099d81985b4d1951c9a0448bdead2e31
SHA1

3707f6971ecdd856999ca980a1b99b551bea5ff9
SHA256

291e511eb00d5f658d345115de7fbd13e416e353bee19cdac8709b0b856da095
SHA512

f0a2f1c2542c3f898add88c6505a2fde764c5ff00835fee62ef0fe9523706d9dd617f539e80235c6307fe2af2440cb104465af1f9053dfb3743c2f675b1e71b2
SSDEEP

3072:vv+9poCcgDWpy3H/WIcF2MurGmzU0RNAjNYn8m6xRIDBtH6fzODM:nVCceW83OLuJ165xRSaG

Score

10^/10

stealc discovery spyware stealer

Malware Config

Extracted

Family

stealc

http://185.172.128.145

Attributes

url_path
/3cd2b41cbde8fc9c.php

Signatures

Stealc
Stealc is an infostealer written in C++.
stealer stealc
Downloads MZ/PE file

Loads dropped DLL 2 IoCs

pid	Process
2020	099d81985b4d1951c9a0448bdead2e31.exe
2020	099d81985b4d1951c9a0448bdead2e31.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
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

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	099d81985b4d1951c9a0448bdead2e31.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	099d81985b4d1951c9a0448bdead2e31.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2020	099d81985b4d1951c9a0448bdead2e31.exe
2020	099d81985b4d1951c9a0448bdead2e31.exe

C:\Users\Admin\AppData\Local\Temp\099d81985b4d1951c9a0448bdead2e31.exe
"C:\Users\Admin\AppData\Local\Temp\099d81985b4d1951c9a0448bdead2e31.exe"
1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:2020

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

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
256KB

MD5
8f2318356b5eb6ba97f7a117f1a4562f

SHA1
be2464cb96b2b83341c9d9fef7393593a0fa6ec5

SHA256
28a5a93b18df96fc42f56176e1363f187e75580a5f197b681c4f71f5e92b10ed

SHA512
a0015f0e1d12d073c98090a9b3d678ad9d8f04872475cf32ed84b163022206391b295c1bb16ff7e85d5bfaae330a19a797dc0aede5bbb2c18185aca65bd721a9

Download Submit
memory/2020-38-0x0000000000400000-0x0000000001A34000-memory.dmp

Filesize
22.2MB

Download
memory/2020-4-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/2020-25-0x0000000000400000-0x0000000001A34000-memory.dmp

Filesize
22.2MB

Download
memory/2020-37-0x0000000000220000-0x0000000000247000-memory.dmp

Filesize
156KB

Download
memory/2020-1-0x0000000001B20000-0x0000000001C20000-memory.dmp

Filesize
1024KB

Download
memory/2020-39-0x0000000001B20000-0x0000000001C20000-memory.dmp

Filesize
1024KB

Download
memory/2020-46-0x0000000000400000-0x0000000001A34000-memory.dmp

Filesize
22.2MB

Download
memory/2020-50-0x0000000000400000-0x0000000001A34000-memory.dmp

Filesize
22.2MB

Download
memory/2020-3-0x0000000000400000-0x0000000001A34000-memory.dmp

Filesize
22.2MB

Download
memory/2020-2-0x0000000000220000-0x0000000000247000-memory.dmp

Filesize
156KB

Download
memory/2020-70-0x0000000000400000-0x0000000001A34000-memory.dmp

Filesize
22.2MB

Download
memory/2020-71-0x0000000001B20000-0x0000000001C20000-memory.dmp

Filesize
1024KB

Download