Malware Analysis Report

2025-06-15 19:52

Sample ID 240115-dnx52shbg4
Target 8380e35dc946f11ed19253e553d60c0f.bin
SHA256 d9480fb9f0f326e75f51099e68a48ccc238f22f1b835da5e182a9b2d6ebd37f6
Tags
zgrat rat lumma stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

d9480fb9f0f326e75f51099e68a48ccc238f22f1b835da5e182a9b2d6ebd37f6

Threat Level: Known bad

The file 8380e35dc946f11ed19253e553d60c0f.bin was found to be: Known bad.

Malicious Activity Summary

zgrat rat lumma stealer

Zgrat family

ZGRat

Lumma Stealer

Detect ZGRat V1

.NET Reactor proctector

Loads dropped DLL

Suspicious use of SetThreadContext

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-01-15 03:09

Signatures

Detect ZGRat V1

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

Zgrat family

zgrat

.NET Reactor proctector

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-15 03:09

Reported

2024-01-15 03:12

Platform

win7-20231215-en

Max time kernel

122s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe"

Signatures

Detect ZGRat V1

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

ZGRat

rat zgrat

.NET Reactor proctector

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1232 set thread context of 2712 N/A C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1232 wrote to memory of 2584 N/A C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1232 wrote to memory of 2584 N/A C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1232 wrote to memory of 2584 N/A C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1232 wrote to memory of 2584 N/A C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1232 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1232 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1232 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1232 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1232 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1232 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1232 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1232 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1232 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1232 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe

Processes

C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe

"C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe

Network

N/A

Files

memory/1232-1-0x0000000000B20000-0x0000000000EE6000-memory.dmp

memory/1232-0-0x0000000074380000-0x0000000074A6E000-memory.dmp

memory/1232-2-0x0000000074380000-0x0000000074A6E000-memory.dmp

memory/1232-3-0x0000000005090000-0x00000000050D0000-memory.dmp

memory/1232-4-0x00000000056F0000-0x000000000591C000-memory.dmp

memory/1232-5-0x0000000006A60000-0x0000000006BF2000-memory.dmp

\Users\Admin\AppData\Local\Temp\Protect544cd51a.dll

MD5 544cd51a596619b78e9b54b70088307d
SHA1 4769ddd2dbc1dc44b758964ed0bd231b85880b65
SHA256 dfce2d4d06de6452998b3c5b2dc33eaa6db2bd37810d04e3d02dc931887cfddd
SHA512 f56d8b81022bb132d40aa78596da39b5c212d13b84b5c7d2c576bbf403924f1d22e750de3b09d1be30aea359f1b72c5043b19685fc9bf06d8040bfee16b17719

memory/1232-10-0x0000000005090000-0x00000000050D0000-memory.dmp

memory/1232-11-0x0000000005090000-0x00000000050D0000-memory.dmp

memory/1232-12-0x0000000005090000-0x00000000050D0000-memory.dmp

memory/1232-13-0x00000000004C0000-0x00000000004D0000-memory.dmp

memory/1232-14-0x0000000005090000-0x00000000050D0000-memory.dmp

memory/1232-16-0x0000000005090000-0x00000000050D0000-memory.dmp

memory/1232-15-0x0000000005090000-0x00000000050D0000-memory.dmp

memory/1232-17-0x0000000006E60000-0x0000000006F60000-memory.dmp

memory/1232-19-0x0000000005090000-0x00000000050D0000-memory.dmp

memory/1232-18-0x0000000005090000-0x00000000050D0000-memory.dmp

memory/2712-20-0x0000000000400000-0x000000000049D000-memory.dmp

memory/2712-22-0x0000000000400000-0x000000000049D000-memory.dmp

memory/2712-26-0x0000000000400000-0x000000000049D000-memory.dmp

memory/2712-24-0x0000000000400000-0x000000000049D000-memory.dmp

memory/2712-28-0x0000000000400000-0x000000000049D000-memory.dmp

memory/2712-31-0x0000000000400000-0x000000000049D000-memory.dmp

memory/2712-30-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

memory/2712-33-0x0000000000400000-0x000000000049D000-memory.dmp

memory/2712-35-0x0000000000401000-0x0000000000463000-memory.dmp

memory/1232-36-0x0000000005090000-0x00000000050D0000-memory.dmp

memory/1232-34-0x0000000074380000-0x0000000074A6E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-15 03:09

Reported

2024-01-15 03:12

Platform

win10v2004-20231215-en

Max time kernel

144s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe"

Signatures

Detect ZGRat V1

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

Lumma Stealer

stealer lumma

ZGRat

rat zgrat

.NET Reactor proctector

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1640 set thread context of 1504 N/A C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1640 wrote to memory of 1504 N/A C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1640 wrote to memory of 1504 N/A C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1640 wrote to memory of 1504 N/A C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1640 wrote to memory of 1504 N/A C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1640 wrote to memory of 1504 N/A C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1640 wrote to memory of 1504 N/A C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1640 wrote to memory of 1504 N/A C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1640 wrote to memory of 1504 N/A C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1640 wrote to memory of 1504 N/A C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe

Processes

C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe

"C:\Users\Admin\AppData\Local\Temp\d730da5b598ffcddda0362bd012e675d26b4e30d7ff00501d02f6d76195641b4.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1504 -ip 1504

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 1012

Network

Country Destination Domain Proto
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 198.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 23.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 tendencyzonepneumoni.site udp
US 172.67.222.67:443 tendencyzonepneumoni.site tcp
US 8.8.8.8:53 goddirtybrilliancece.fun udp
US 104.21.85.88:443 goddirtybrilliancece.fun tcp
US 8.8.8.8:53 67.222.67.172.in-addr.arpa udp
US 8.8.8.8:53 88.85.21.104.in-addr.arpa udp
US 8.8.8.8:53 114.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 205.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 178.223.142.52.in-addr.arpa udp
US 8.8.8.8:53 8.179.89.13.in-addr.arpa udp

Files

memory/1640-0-0x0000000074E20000-0x00000000755D0000-memory.dmp

memory/1640-1-0x0000000000340000-0x0000000000706000-memory.dmp

memory/1640-2-0x00000000051D0000-0x000000000526C000-memory.dmp

memory/1640-3-0x0000000074E20000-0x00000000755D0000-memory.dmp

memory/1640-4-0x0000000005120000-0x0000000005130000-memory.dmp

memory/1640-5-0x0000000005570000-0x000000000579C000-memory.dmp

memory/1640-6-0x00000000068D0000-0x0000000006A62000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Protect544cd51a.dll

MD5 544cd51a596619b78e9b54b70088307d
SHA1 4769ddd2dbc1dc44b758964ed0bd231b85880b65
SHA256 dfce2d4d06de6452998b3c5b2dc33eaa6db2bd37810d04e3d02dc931887cfddd
SHA512 f56d8b81022bb132d40aa78596da39b5c212d13b84b5c7d2c576bbf403924f1d22e750de3b09d1be30aea359f1b72c5043b19685fc9bf06d8040bfee16b17719

memory/1640-12-0x0000000005120000-0x0000000005130000-memory.dmp

memory/1640-13-0x0000000005120000-0x0000000005130000-memory.dmp

memory/1640-14-0x0000000005120000-0x0000000005130000-memory.dmp

memory/1640-15-0x0000000002AA0000-0x0000000002AB0000-memory.dmp

memory/1640-16-0x0000000005120000-0x0000000005130000-memory.dmp

memory/1640-17-0x0000000005120000-0x0000000005130000-memory.dmp

memory/1640-18-0x0000000006CE0000-0x0000000006DE0000-memory.dmp

memory/1640-20-0x0000000006CE0000-0x0000000006DE0000-memory.dmp

memory/1640-19-0x0000000005120000-0x0000000005130000-memory.dmp

memory/1640-21-0x0000000006CE0000-0x0000000006DE0000-memory.dmp

memory/1504-22-0x0000000000400000-0x000000000049D000-memory.dmp

memory/1504-25-0x0000000000400000-0x000000000049D000-memory.dmp

memory/1504-26-0x0000000000400000-0x000000000049D000-memory.dmp

memory/1504-28-0x00000000012B0000-0x00000000012E2000-memory.dmp

memory/1504-27-0x00000000012B0000-0x00000000012B1000-memory.dmp

memory/1504-29-0x00000000012B0000-0x00000000012E2000-memory.dmp

memory/1640-30-0x0000000074E20000-0x00000000755D0000-memory.dmp

memory/1504-31-0x0000000000400000-0x000000000049D000-memory.dmp