stealc | eeaa177b0bc2d85cf8b416c2ed3b85fd50bd7c811bf41a32d161a10a767c2fda

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
27-04-2024 22:16

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General

Target

f85ca7da4201921c93b98f6555f3d7b7.exe
Size

226KB
MD5

f85ca7da4201921c93b98f6555f3d7b7
SHA1

523891e3e23bb45a52e402b6282f70f9e17cde9c
SHA256

eeaa177b0bc2d85cf8b416c2ed3b85fd50bd7c811bf41a32d161a10a767c2fda
SHA512

1b8220fe954799fbc43a702a1c508beff390c3f5a58e8e50e3c5ccce48459ec3a25df395f041f722cb67b0eb6c31013239f58a8b947e60344d15ce0c56e9cb17
SSDEEP

3072:kpvTZ/uFMUVza2N0PHPJvIHtI0Eo8552iIwuNLuB:kpvT0Za2N0PxMtI0ENiiIZNLu

Score

10^/10

stealc discovery spyware stealer

Malware Config

Extracted

Family

stealc

http://185.172.128.62

Attributes

url_path
/902e53a07830e030.php

Signatures

Stealc
Stealc is an infostealer written in C++.
stealer stealc
Downloads MZ/PE file
Loads dropped DLL 2 IoCs

Processes:

f85ca7da4201921c93b98f6555f3d7b7.exe

pid process

2924 f85ca7da4201921c93b98f6555f3d7b7.exe
2924 f85ca7da4201921c93b98f6555f3d7b7.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

pid	process
2924	f85ca7da4201921c93b98f6555f3d7b7.exe
2924	f85ca7da4201921c93b98f6555f3d7b7.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

Processes:

f85ca7da4201921c93b98f6555f3d7b7.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	f85ca7da4201921c93b98f6555f3d7b7.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	f85ca7da4201921c93b98f6555f3d7b7.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

f85ca7da4201921c93b98f6555f3d7b7.exe

pid process

2924 f85ca7da4201921c93b98f6555f3d7b7.exe
2924 f85ca7da4201921c93b98f6555f3d7b7.exe

pid	process
2924	f85ca7da4201921c93b98f6555f3d7b7.exe
2924	f85ca7da4201921c93b98f6555f3d7b7.exe

C:\Users\Admin\AppData\Local\Temp\f85ca7da4201921c93b98f6555f3d7b7.exe
"C:\Users\Admin\AppData\Local\Temp\f85ca7da4201921c93b98f6555f3d7b7.exe"
1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:2924

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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/2924-1-0x0000000000990000-0x0000000000A90000-memory.dmp

Filesize
1024KB

Download
memory/2924-3-0x0000000000400000-0x000000000083A000-memory.dmp

Filesize
4.2MB

Download
memory/2924-2-0x0000000000220000-0x0000000000247000-memory.dmp

Filesize
156KB

Download
memory/2924-4-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/2924-63-0x0000000000400000-0x000000000083A000-memory.dmp

Filesize
4.2MB

Download
memory/2924-69-0x0000000000400000-0x000000000083A000-memory.dmp

Filesize
4.2MB

Download