Malware Analysis Report

2024-11-13 16:31

Sample ID 240510-kq8swsgg52
Target e84cad4f234445a47bf803591ac168031558e9215ba714c2197fe75b5188aa1c.exe
SHA256 e84cad4f234445a47bf803591ac168031558e9215ba714c2197fe75b5188aa1c
Tags
zgrat rat spyware
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

e84cad4f234445a47bf803591ac168031558e9215ba714c2197fe75b5188aa1c

Threat Level: Known bad

The file e84cad4f234445a47bf803591ac168031558e9215ba714c2197fe75b5188aa1c.exe was found to be: Known bad.

Malicious Activity Summary

zgrat rat spyware

Detect ZGRat V1

Zgrat family

ZGRat

.NET Reactor proctector

Loads dropped DLL

Accesses cryptocurrency files/wallets, possible credential harvesting

Suspicious use of SetThreadContext

Program crash

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-10 08:49

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

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-10 08:49

Reported

2024-05-10 08:52

Platform

win10v2004-20240508-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e84cad4f234445a47bf803591ac168031558e9215ba714c2197fe75b5188aa1c.exe"

Signatures

Detect ZGRat V1

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

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1384 set thread context of 2680 N/A C:\Users\Admin\AppData\Local\Temp\e84cad4f234445a47bf803591ac168031558e9215ba714c2197fe75b5188aa1c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1384 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\e84cad4f234445a47bf803591ac168031558e9215ba714c2197fe75b5188aa1c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1384 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\e84cad4f234445a47bf803591ac168031558e9215ba714c2197fe75b5188aa1c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1384 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\e84cad4f234445a47bf803591ac168031558e9215ba714c2197fe75b5188aa1c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1384 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\e84cad4f234445a47bf803591ac168031558e9215ba714c2197fe75b5188aa1c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1384 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\e84cad4f234445a47bf803591ac168031558e9215ba714c2197fe75b5188aa1c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1384 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\e84cad4f234445a47bf803591ac168031558e9215ba714c2197fe75b5188aa1c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1384 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\e84cad4f234445a47bf803591ac168031558e9215ba714c2197fe75b5188aa1c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
PID 1384 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\e84cad4f234445a47bf803591ac168031558e9215ba714c2197fe75b5188aa1c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe

Processes

C:\Users\Admin\AppData\Local\Temp\e84cad4f234445a47bf803591ac168031558e9215ba714c2197fe75b5188aa1c.exe

"C:\Users\Admin\AppData\Local\Temp\e84cad4f234445a47bf803591ac168031558e9215ba714c2197fe75b5188aa1c.exe"

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
NL 23.62.61.171:443 www.bing.com tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 171.61.62.23.in-addr.arpa udp
RU 5.42.65.67:48396 tcp
US 8.8.8.8:53 67.65.42.5.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 142.53.16.96.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 11.173.189.20.in-addr.arpa udp

Files

memory/1384-0-0x000000007465E000-0x000000007465F000-memory.dmp

memory/1384-1-0x00000000007D0000-0x0000000000C4A000-memory.dmp

memory/1384-2-0x0000000005610000-0x00000000056AC000-memory.dmp

memory/1384-3-0x0000000074650000-0x0000000074E00000-memory.dmp

memory/1384-4-0x00000000056C0000-0x0000000005852000-memory.dmp

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

MD5 544cd51a596619b78e9b54b70088307d
SHA1 4769ddd2dbc1dc44b758964ed0bd231b85880b65
SHA256 dfce2d4d06de6452998b3c5b2dc33eaa6db2bd37810d04e3d02dc931887cfddd
SHA512 f56d8b81022bb132d40aa78596da39b5c212d13b84b5c7d2c576bbf403924f1d22e750de3b09d1be30aea359f1b72c5043b19685fc9bf06d8040bfee16b17719

memory/1384-10-0x0000000005C50000-0x0000000005C60000-memory.dmp

memory/1384-11-0x0000000074650000-0x0000000074E00000-memory.dmp

memory/1384-12-0x0000000074650000-0x0000000074E00000-memory.dmp

memory/1384-13-0x0000000074650000-0x0000000074E00000-memory.dmp

memory/2680-14-0x0000000000400000-0x000000000046E000-memory.dmp

memory/1384-16-0x0000000074650000-0x0000000074E00000-memory.dmp

memory/1384-17-0x0000000074650000-0x0000000074E00000-memory.dmp

memory/2680-18-0x0000000074650000-0x0000000074E00000-memory.dmp

memory/2680-19-0x0000000005360000-0x0000000005904000-memory.dmp

memory/2680-20-0x0000000004E90000-0x0000000004F22000-memory.dmp

memory/2680-21-0x0000000004F40000-0x0000000004F4A000-memory.dmp

memory/2680-22-0x0000000074650000-0x0000000074E00000-memory.dmp

memory/2680-23-0x00000000085D0000-0x0000000008BE8000-memory.dmp

memory/2680-24-0x0000000008100000-0x000000000820A000-memory.dmp

memory/2680-25-0x0000000008040000-0x0000000008052000-memory.dmp

memory/2680-26-0x00000000080A0000-0x00000000080DC000-memory.dmp

memory/2680-27-0x0000000008210000-0x000000000825C000-memory.dmp

memory/2680-28-0x0000000008320000-0x0000000008386000-memory.dmp

memory/2680-29-0x0000000008C70000-0x0000000008CE6000-memory.dmp

memory/2680-30-0x0000000008C10000-0x0000000008C2E000-memory.dmp

memory/2680-31-0x0000000009C20000-0x0000000009DE2000-memory.dmp

memory/2680-32-0x000000000A320000-0x000000000A84C000-memory.dmp

memory/2680-33-0x0000000074650000-0x0000000074E00000-memory.dmp

memory/2680-34-0x0000000074650000-0x0000000074E00000-memory.dmp

memory/2680-36-0x0000000074650000-0x0000000074E00000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-10 08:49

Reported

2024-05-10 08:52

Platform

win7-20240508-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e84cad4f234445a47bf803591ac168031558e9215ba714c2197fe75b5188aa1c.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\e84cad4f234445a47bf803591ac168031558e9215ba714c2197fe75b5188aa1c.exe

"C:\Users\Admin\AppData\Local\Temp\e84cad4f234445a47bf803591ac168031558e9215ba714c2197fe75b5188aa1c.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 560

Network

N/A

Files

memory/2124-0-0x000000007441E000-0x000000007441F000-memory.dmp

memory/2124-1-0x00000000011F0000-0x000000000166A000-memory.dmp

memory/2124-2-0x000000007441E000-0x000000007441F000-memory.dmp