Malware Analysis Report

2025-08-05 19:42

Sample ID 240507-2dt8eaeb38
Target 1a078c4545a861c6f42aa9920d0265ca0d63dd000a6f4251c30419604b7e867d
SHA256 1a078c4545a861c6f42aa9920d0265ca0d63dd000a6f4251c30419604b7e867d
Tags
stealc discovery spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

1a078c4545a861c6f42aa9920d0265ca0d63dd000a6f4251c30419604b7e867d

Threat Level: Known bad

The file 1a078c4545a861c6f42aa9920d0265ca0d63dd000a6f4251c30419604b7e867d was found to be: Known bad.

Malicious Activity Summary

stealc discovery spyware stealer

Stealc

Downloads MZ/PE file

Reads user/profile data of web browsers

Loads dropped DLL

Reads data files stored by FTP clients

Checks installed software on the system

Accesses cryptocurrency files/wallets, possible credential harvesting

Legitimate hosting services abused for malware hosting/C2

Unsigned PE

Modifies system certificate store

Suspicious behavior: EnumeratesProcesses

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-07 22:28

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-07 22:28

Reported

2024-05-07 22:33

Platform

win7-20240220-en

Max time kernel

120s

Max time network

174s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1a078c4545a861c6f42aa9920d0265ca0d63dd000a6f4251c30419604b7e867d.exe"

Signatures

Stealc

stealer stealc

Downloads MZ/PE file

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Checks installed software on the system

discovery

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A bitbucket.org N/A N/A
N/A bitbucket.org N/A N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\1a078c4545a861c6f42aa9920d0265ca0d63dd000a6f4251c30419604b7e867d.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\1a078c4545a861c6f42aa9920d0265ca0d63dd000a6f4251c30419604b7e867d.exe N/A

Modifies system certificate store

evasion spyware trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25 C:\Users\Admin\AppData\Local\Temp\1a078c4545a861c6f42aa9920d0265ca0d63dd000a6f4251c30419604b7e867d.exe N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 C:\Users\Admin\AppData\Local\Temp\1a078c4545a861c6f42aa9920d0265ca0d63dd000a6f4251c30419604b7e867d.exe N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 C:\Users\Admin\AppData\Local\Temp\1a078c4545a861c6f42aa9920d0265ca0d63dd000a6f4251c30419604b7e867d.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1a078c4545a861c6f42aa9920d0265ca0d63dd000a6f4251c30419604b7e867d.exe

"C:\Users\Admin\AppData\Local\Temp\1a078c4545a861c6f42aa9920d0265ca0d63dd000a6f4251c30419604b7e867d.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 bitbucket.org udp
AU 104.192.141.1:443 bitbucket.org tcp
US 45.11.92.124:80 45.11.92.124 tcp
US 45.11.92.124:80 45.11.92.124 tcp

Files

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

MD5 29f65ba8e88c063813cc50a4ea544e93
SHA1 05a7040d5c127e68c25d81cc51271ffb8bef3568
SHA256 1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184
SHA512 e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

C:\Users\Admin\AppData\Local\Temp\Tar7833.tmp

MD5 435a9ac180383f9fa094131b173a2f7b
SHA1 76944ea657a9db94f9a4bef38f88c46ed4166983
SHA256 67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34
SHA512 1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

memory/3036-52-0x0000000003E50000-0x000000000408B000-memory.dmp

memory/3036-51-0x0000000003E50000-0x000000000408B000-memory.dmp

memory/3036-54-0x0000000003E50000-0x000000000408B000-memory.dmp

memory/3036-55-0x0000000000E62000-0x0000000000E63000-memory.dmp

memory/3036-56-0x0000000061E00000-0x0000000061EF3000-memory.dmp

memory/3036-94-0x0000000003E50000-0x000000000408B000-memory.dmp

\ProgramData\nss3.dll

MD5 1cc453cdf74f31e4d913ff9c10acdde2
SHA1 6e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256 ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512 dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

\ProgramData\mozglue.dll

MD5 c8fd9be83bc728cc04beffafc2907fe9
SHA1 95ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256 ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512 fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

C:\ProgramData\OutCompress.vsdm

MD5 8a15f8d1414f6681ba97cce42e6c9d5d
SHA1 631245e9b602f72ab1f1a4c4aab589f7db99e434
SHA256 431aea7481981913bdb2562ecb7cdd2df72891cc50f2aa6ab5cac141fd64c600
SHA512 3f3def9c595a6a2e24cfe1c077518a99ff010aa1b04c46176ec84fdef7b0fba7d811d7666451b6a29bf4ddd1fbe98147ef3c0d7bafe17ec2b739ad297f990fb0

C:\ProgramData\OutConvert.vsx

MD5 bab7ad0d4d563e8359fedb03ffa8893d
SHA1 780383900deaaec886d1a610d0db667b7ec958a1
SHA256 e5dcbaeee04cc32a0484bad6ed06ee3f7f7e1c1a5b198e218c108c3c89c67b22
SHA512 0d16d4e395fa3a59fd59060cc2763addbe8272718cdd4d6a0682564ab1b5f6bde28634c3e69ae8d9d92e69a27eac5efa6e048f33671359948a31abab756c6466

memory/3036-133-0x0000000003E50000-0x000000000408B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-07 22:28

Reported

2024-05-07 22:33

Platform

win10-20240404-en

Max time kernel

134s

Max time network

288s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1a078c4545a861c6f42aa9920d0265ca0d63dd000a6f4251c30419604b7e867d.exe"

Signatures

Stealc

stealer stealc

Downloads MZ/PE file

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Checks installed software on the system

discovery

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A bitbucket.org N/A N/A
N/A bitbucket.org N/A N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\1a078c4545a861c6f42aa9920d0265ca0d63dd000a6f4251c30419604b7e867d.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\1a078c4545a861c6f42aa9920d0265ca0d63dd000a6f4251c30419604b7e867d.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1a078c4545a861c6f42aa9920d0265ca0d63dd000a6f4251c30419604b7e867d.exe

"C:\Users\Admin\AppData\Local\Temp\1a078c4545a861c6f42aa9920d0265ca0d63dd000a6f4251c30419604b7e867d.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 bitbucket.org udp
AU 104.192.141.1:443 bitbucket.org tcp
US 8.8.8.8:53 1.141.192.104.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 45.11.92.124:80 45.11.92.124 tcp
US 8.8.8.8:53 124.92.11.45.in-addr.arpa udp
US 45.11.92.124:80 45.11.92.124 tcp
US 52.111.227.14:443 tcp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 168.117.168.52.in-addr.arpa udp

Files

memory/5044-5-0x0000000000A60000-0x0000000000C9B000-memory.dmp

memory/5044-6-0x0000000000A60000-0x0000000000C9B000-memory.dmp

memory/5044-8-0x0000000000A60000-0x0000000000C9B000-memory.dmp

memory/5044-9-0x0000000000F22000-0x0000000000F23000-memory.dmp

memory/5044-10-0x0000000061E00000-0x0000000061EF3000-memory.dmp

memory/5044-48-0x0000000000A60000-0x0000000000C9B000-memory.dmp

\ProgramData\mozglue.dll

MD5 c8fd9be83bc728cc04beffafc2907fe9
SHA1 95ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256 ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512 fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

\ProgramData\nss3.dll

MD5 1cc453cdf74f31e4d913ff9c10acdde2
SHA1 6e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256 ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512 dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

memory/5044-77-0x0000000000A60000-0x0000000000C9B000-memory.dmp