stealc | ffd7d05ff39fc5e5e74db31cd990a54d8b09e4c45308afdb16d41f86df82ab11

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
14/02/2024, 04:55

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General

Target

ffd7d05ff39fc5e5e74db31cd990a54d8b09e4c45308afdb16d41f86df82ab11.exe
Size

241KB
MD5

09fb9b5573daf07188fb4737b642c538
SHA1

9c91eaefc7492a49bdba647fd7e6e45f201524c9
SHA256

ffd7d05ff39fc5e5e74db31cd990a54d8b09e4c45308afdb16d41f86df82ab11
SHA512

959fcd4d2b86dd6fa9bc93f00b11d45634323e2a422fe9fcec2f49e500bc89363b5fb8113a0787fd40277949172e50b6530afc114bec6c7168799deb84b5b394
SSDEEP

6144:XMl8O7Tqtufs+C4WPw93QKwvg6AJ3vc9OVi:XMlx7TqUsn7w93Mvq

Score

10^/10

stealc discovery spyware stealer

Malware Config

Extracted

Family

stealc

http://185.172.128.24

Attributes

url_path
/f993692117a3fda2.php

Signatures

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

Loads dropped DLL 2 IoCs

pid	Process
1936	ffd7d05ff39fc5e5e74db31cd990a54d8b09e4c45308afdb16d41f86df82ab11.exe
1936	ffd7d05ff39fc5e5e74db31cd990a54d8b09e4c45308afdb16d41f86df82ab11.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	ffd7d05ff39fc5e5e74db31cd990a54d8b09e4c45308afdb16d41f86df82ab11.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	ffd7d05ff39fc5e5e74db31cd990a54d8b09e4c45308afdb16d41f86df82ab11.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1936	ffd7d05ff39fc5e5e74db31cd990a54d8b09e4c45308afdb16d41f86df82ab11.exe
1936	ffd7d05ff39fc5e5e74db31cd990a54d8b09e4c45308afdb16d41f86df82ab11.exe

C:\Users\Admin\AppData\Local\Temp\ffd7d05ff39fc5e5e74db31cd990a54d8b09e4c45308afdb16d41f86df82ab11.exe
"C:\Users\Admin\AppData\Local\Temp\ffd7d05ff39fc5e5e74db31cd990a54d8b09e4c45308afdb16d41f86df82ab11.exe"
1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:1936

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
1.9MB

MD5
ce9b2651e1eb2278637d909bb1a79e31

SHA1
d9fcb8d9b131fcce38d5335ea5cc8c1094f4df71

SHA256
5ded165fdbfb4bc322e8915ad0d43aa26a3bc0e06f0ffd99da136f46bf4827c8

SHA512
b7f75b8d429bb0fcb4a00d4d291208182d1f5322aa995336535ae45e3041e42a9a4ba70d83d572a9328b37158c05b915b5f511f586d3ab878a2d1d615cecffde

Download Submit
memory/1936-2-0x0000000000220000-0x0000000000254000-memory.dmp

Filesize
208KB

Download
memory/1936-3-0x0000000000400000-0x0000000000647000-memory.dmp

Filesize
2.3MB

Download
memory/1936-1-0x0000000000720000-0x0000000000820000-memory.dmp

Filesize
1024KB

Download
memory/1936-4-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/1936-42-0x0000000000400000-0x0000000000647000-memory.dmp

Filesize
2.3MB

Download
memory/1936-64-0x0000000000720000-0x0000000000820000-memory.dmp

Filesize
1024KB

Download
memory/1936-65-0x0000000000400000-0x0000000000647000-memory.dmp

Filesize
2.3MB

Download
memory/1936-74-0x0000000000400000-0x0000000000647000-memory.dmp

Filesize
2.3MB

Download
memory/1936-76-0x0000000000400000-0x0000000000647000-memory.dmp

Filesize
2.3MB

Download