stealc | 7e7382f180b1dd8d2bf467198838a39b08ee421e5a3e40d57010a9841c9b2170

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
17/04/2024, 01:30

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General

Target

4a36753681d3f8531aac9ea0fa363a30a9f323070395a197f579a595c445284a.exe
Size

304KB
MD5

7ccdc641efe0d68558816f1f7f3487a9
SHA1

c63bb487f778e84c0cf14e909272ca34dc201731
SHA256

4a36753681d3f8531aac9ea0fa363a30a9f323070395a197f579a595c445284a
SHA512

77e98c8b2360073d782e23699f1023b9d89c45055b2490d9455cfa734eb484d5f3d7f8e557cd9bb2be20805271f18fe9f3ebcc51bada8cde38f74e300f500d89
SSDEEP

6144:IeNCtWxtkZlLB7HMkCaOodcpl9hAQJOu8a:IsEWXkzt7HMkCafKcQJU

Score

10^/10

stealc discovery spyware stealer

Malware Config

Signatures

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

Loads dropped DLL 2 IoCs

pid	Process
2984	4a36753681d3f8531aac9ea0fa363a30a9f323070395a197f579a595c445284a.exe
2984	4a36753681d3f8531aac9ea0fa363a30a9f323070395a197f579a595c445284a.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	4a36753681d3f8531aac9ea0fa363a30a9f323070395a197f579a595c445284a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	4a36753681d3f8531aac9ea0fa363a30a9f323070395a197f579a595c445284a.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2984	4a36753681d3f8531aac9ea0fa363a30a9f323070395a197f579a595c445284a.exe
2984	4a36753681d3f8531aac9ea0fa363a30a9f323070395a197f579a595c445284a.exe

C:\Users\Admin\AppData\Local\Temp\4a36753681d3f8531aac9ea0fa363a30a9f323070395a197f579a595c445284a.exe
"C:\Users\Admin\AppData\Local\Temp\4a36753681d3f8531aac9ea0fa363a30a9f323070395a197f579a595c445284a.exe"
1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:2984

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
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
memory/2984-1-0x0000000002E90000-0x0000000002F90000-memory.dmp

Filesize
1024KB

Download
memory/2984-2-0x0000000000220000-0x0000000000247000-memory.dmp

Filesize
156KB

Download
memory/2984-3-0x0000000000400000-0x0000000002D2A000-memory.dmp

Filesize
41.2MB

Download
memory/2984-4-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/2984-45-0x0000000000400000-0x0000000002D2A000-memory.dmp

Filesize
41.2MB

Download
memory/2984-65-0x0000000000400000-0x0000000002D2A000-memory.dmp

Filesize
41.2MB

Download