stealc | 7e855844226fcd0235b82b92707c8cad1e5d90d3a6974568afaf840d20d47842

General

Target

7e855844226fcd0235b82b92707c8cad1e5d90d3a6974568afaf840d20d47842.exe
Size

257KB
MD5

36df08485f092da510a52baf56902143
SHA1

8fd17af9f9dd187df4720cc2adcfce947eeb8326
SHA256

7e855844226fcd0235b82b92707c8cad1e5d90d3a6974568afaf840d20d47842
SHA512

df0c0986875ffd319f1349edcc6c454bcea04a94f0118ea13839bcc77fc1dd3157a461ec68eae06a6c234e6990114ff25f68ea1b5f9320921789ef9c65e964d2
SSDEEP

3072:83wgxsr0VPllvnWr9nVIujVOvt9rx8zUxpKWz1QsLzLGJXmbvuMi2jZPUMPyQ5H6:8AgxZWcx8wxpptLGXAZPUXQ5HYjWjm

Score

10^/10

stealc discovery spyware stealer

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.79

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

Processes:

7e855844226fcd0235b82b92707c8cad1e5d90d3a6974568afaf840d20d47842.exe

pid	process
388	7e855844226fcd0235b82b92707c8cad1e5d90d3a6974568afaf840d20d47842.exe
388	7e855844226fcd0235b82b92707c8cad1e5d90d3a6974568afaf840d20d47842.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
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3268 388 WerFault.exe 7e855844226fcd0235b82b92707c8cad1e5d90d3a6974568afaf840d20d47842.exe

pid	pid_target	process	target process
3268	388	WerFault.exe	7e855844226fcd0235b82b92707c8cad1e5d90d3a6974568afaf840d20d47842.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:

7e855844226fcd0235b82b92707c8cad1e5d90d3a6974568afaf840d20d47842.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	7e855844226fcd0235b82b92707c8cad1e5d90d3a6974568afaf840d20d47842.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	7e855844226fcd0235b82b92707c8cad1e5d90d3a6974568afaf840d20d47842.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

7e855844226fcd0235b82b92707c8cad1e5d90d3a6974568afaf840d20d47842.exe

pid	process
388	7e855844226fcd0235b82b92707c8cad1e5d90d3a6974568afaf840d20d47842.exe
388	7e855844226fcd0235b82b92707c8cad1e5d90d3a6974568afaf840d20d47842.exe
388	7e855844226fcd0235b82b92707c8cad1e5d90d3a6974568afaf840d20d47842.exe
388	7e855844226fcd0235b82b92707c8cad1e5d90d3a6974568afaf840d20d47842.exe

C:\Users\Admin\AppData\Local\Temp\7e855844226fcd0235b82b92707c8cad1e5d90d3a6974568afaf840d20d47842.exe
"C:\Users\Admin\AppData\Local\Temp\7e855844226fcd0235b82b92707c8cad1e5d90d3a6974568afaf840d20d47842.exe"
1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:388

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 388 -s 2000
2⤵
- Program crash
PID:3268

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 388 -ip 388
1⤵
PID:1760

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\Are.docx

Filesize
11KB

MD5
a33e5b189842c5867f46566bdbf7a095

SHA1
e1c06359f6a76da90d19e8fd95e79c832edb3196

SHA256
5abf8e3d1f78de7b09d7f6fb87f9e80e60caacf13ef3c1289665653dacd7c454

SHA512
f2ad3812ec9b915e9618539b0f103f2e9acaad25fbbacd84941c954ce070af231324e83a4621e951c1dbae8d40d50410954e40dd52bbd46e34c54b0d1957407b

Download Submit
C:\ProgramData\mozglue.dll

Filesize
64KB

MD5
fef383de063d9a06313fef7706559216

SHA1
ae4bc1e98fd31ef81be55445e68fadb1e12b9d2e

SHA256
a07223dcca324c67db2503a62e049839577f5bdacf3ded6bd2454aafbb7fe649

SHA512
f3c3816940245957764a17f708cef9822188669407dfee4faf967fa6831391d2c3a5041054b6238c986c802b391c45089502598d46d558988c16f4c0f271107f

Download Submit
C:\ProgramData\mozglue.dll

Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
C:\ProgramData\nss3.dll

Filesize
403KB

MD5
6caf372d9c0119e105cda12fecaf5579

SHA1
285c0d0cfe39e2c39561cddaed728f874fbdd234

SHA256
99f1bafc2fa667cd2bafc2f6d6deb34fa558fbdeefe5485e246f486493024267

SHA512
1c9898f36b08f055125dd395d47a3e5fd2a96c9446feb9a13afcb66be71c0fb670db523e7c19693bc035f14aa52281047302695618f1b203c15213ca20dc7472

Download Submit
memory/388-4-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/388-52-0x0000000000400000-0x0000000002BEE000-memory.dmp

Filesize
39.9MB

Download
memory/388-1-0x0000000002DB0000-0x0000000002EB0000-memory.dmp

Filesize
1024KB

Download
memory/388-3-0x0000000000400000-0x0000000002BEE000-memory.dmp

Filesize
39.9MB

Download
memory/388-2-0x0000000004950000-0x0000000004984000-memory.dmp

Filesize
208KB

Download
memory/388-89-0x0000000000400000-0x0000000002BEE000-memory.dmp

Filesize
39.9MB

Download
memory/388-90-0x0000000002DB0000-0x0000000002EB0000-memory.dmp

Filesize
1024KB

Download
memory/388-91-0x0000000000400000-0x0000000002BEE000-memory.dmp

Filesize
39.9MB

Download
memory/388-92-0x0000000004950000-0x0000000004984000-memory.dmp

Filesize
208KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads