Malware Analysis Report

2025-08-05 17:00

Sample ID 240108-d86b6abee3
Target cae49b754cd4f40f428eaa78ceeef195.bin
SHA256 1e56543d09770766eb72db3065d71c07b89127507419263dd4f2f0cf2573dde2
Tags
sectoprat zgrat rat trojan
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

1e56543d09770766eb72db3065d71c07b89127507419263dd4f2f0cf2573dde2

Threat Level: Known bad

The file cae49b754cd4f40f428eaa78ceeef195.bin was found to be: Known bad.

Malicious Activity Summary

sectoprat zgrat rat trojan

Detect ZGRat V1

SectopRAT payload

ZGRat

Zgrat family

SectopRAT

Drops startup file

.NET Reactor proctector

Loads dropped DLL

Suspicious use of SetThreadContext

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-01-08 03:41

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

2024-01-08 03:41

Reported

2024-01-08 03:44

Platform

win7-20231215-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe"

Signatures

Detect ZGRat V1

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

SectopRAT

trojan rat sectoprat

SectopRAT payload

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2500 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2500 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2500 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2500 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2500 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2500 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2500 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2500 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2500 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2500 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2500 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2500 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe

Processes

C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe

"C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe"

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

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

Network

N/A

Files

memory/2500-0-0x0000000000B90000-0x000000000109C000-memory.dmp

memory/2500-1-0x0000000074B10000-0x00000000751FE000-memory.dmp

memory/2500-2-0x0000000074B10000-0x00000000751FE000-memory.dmp

memory/2500-3-0x0000000004F70000-0x0000000004FB0000-memory.dmp

memory/2500-4-0x0000000006A30000-0x0000000006DD6000-memory.dmp

memory/2500-5-0x0000000008030000-0x00000000081C2000-memory.dmp

memory/2500-14-0x0000000000270000-0x0000000000280000-memory.dmp

memory/2500-17-0x0000000004F70000-0x0000000004FB0000-memory.dmp

memory/2852-29-0x0000000000400000-0x00000000004D2000-memory.dmp

memory/2852-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2852-25-0x0000000000400000-0x00000000004D2000-memory.dmp

memory/2852-23-0x0000000000400000-0x00000000004D2000-memory.dmp

memory/2852-22-0x0000000000400000-0x00000000004D2000-memory.dmp

memory/2852-21-0x0000000000400000-0x00000000004D2000-memory.dmp

memory/2500-20-0x0000000004F70000-0x0000000004FB0000-memory.dmp

memory/2500-19-0x0000000004F70000-0x0000000004FB0000-memory.dmp

memory/2500-18-0x00000000081C0000-0x00000000082C0000-memory.dmp

memory/2500-16-0x0000000004F70000-0x0000000004FB0000-memory.dmp

memory/2500-15-0x0000000004F70000-0x0000000004FB0000-memory.dmp

memory/2500-13-0x0000000004F70000-0x0000000004FB0000-memory.dmp

memory/2500-12-0x0000000004F70000-0x0000000004FB0000-memory.dmp

memory/2500-11-0x0000000004F70000-0x0000000004FB0000-memory.dmp

memory/2500-10-0x0000000004F70000-0x0000000004FB0000-memory.dmp

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

MD5 e7e93c800f74b84706a6cf60844e8e03
SHA1 24fa13318c0393f37d632e41cf7eebf4ed1cf826
SHA256 80e2132f3e5b995b1128cb69991f0f02f01fb5b9323cf9b275b3b71b98805b46
SHA512 bbc9367dba2618c5ffb4f20a301d4637e9326d42786472eb034b71a12be83635c70f8d4779ff454aa5c91ae63fd191ef90f17d60bb98bba358530bc287faa6b6

memory/2500-30-0x0000000074B10000-0x00000000751FE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-08 03:41

Reported

2024-01-08 03:44

Platform

win10v2004-20231215-en

Max time kernel

146s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe"

Signatures

Detect ZGRat V1

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

SectopRAT

trojan rat sectoprat

SectopRAT payload

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

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Defining_and_specifying_file_locations.lnk C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3784 wrote to memory of 3556 N/A C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3784 wrote to memory of 3556 N/A C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3784 wrote to memory of 3556 N/A C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3784 wrote to memory of 3556 N/A C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3784 wrote to memory of 3556 N/A C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3784 wrote to memory of 3556 N/A C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3784 wrote to memory of 3556 N/A C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3784 wrote to memory of 3556 N/A C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe

Processes

C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe

"C:\Users\Admin\AppData\Local\Temp\493807123c2e449d0dcfdbd3443d083aef30a6aaea42381290572bab06090c0b.exe"

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

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

Network

Country Destination Domain Proto
US 138.91.171.81:80 tcp
US 8.8.8.8:53 21.53.126.40.in-addr.arpa udp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
RU 194.26.29.153:15648 tcp
US 8.8.8.8:53 153.29.26.194.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 178.223.142.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 199.111.78.13.in-addr.arpa udp

Files

memory/3784-1-0x0000000000120000-0x000000000062C000-memory.dmp

memory/3784-0-0x0000000074E40000-0x00000000755F0000-memory.dmp

memory/3784-2-0x0000000005090000-0x000000000512C000-memory.dmp

memory/3784-3-0x0000000074E40000-0x00000000755F0000-memory.dmp

memory/3784-4-0x00000000051A0000-0x00000000051B0000-memory.dmp

memory/3784-5-0x00000000065E0000-0x0000000006986000-memory.dmp

memory/3784-13-0x00000000051A0000-0x00000000051B0000-memory.dmp

memory/3784-18-0x00000000051A0000-0x00000000051B0000-memory.dmp

memory/3784-20-0x0000000008010000-0x0000000008110000-memory.dmp

memory/3784-22-0x0000000008010000-0x0000000008110000-memory.dmp

memory/3556-24-0x0000000074E40000-0x00000000755F0000-memory.dmp

memory/3556-23-0x0000000005590000-0x0000000005622000-memory.dmp

memory/3556-27-0x0000000005630000-0x00000000056A6000-memory.dmp

memory/3556-26-0x0000000005800000-0x00000000059C2000-memory.dmp

memory/3556-25-0x0000000005570000-0x0000000005580000-memory.dmp

memory/3556-21-0x0000000000400000-0x00000000004D2000-memory.dmp

memory/3784-19-0x0000000008010000-0x0000000008110000-memory.dmp

memory/3784-17-0x00000000051A0000-0x00000000051B0000-memory.dmp

memory/3784-16-0x00000000051A0000-0x00000000051B0000-memory.dmp

memory/3784-15-0x00000000051A0000-0x00000000051B0000-memory.dmp

memory/3784-14-0x0000000004B00000-0x0000000004B10000-memory.dmp

memory/3784-12-0x00000000051A0000-0x00000000051B0000-memory.dmp

memory/3784-6-0x0000000007BE0000-0x0000000007D72000-memory.dmp

memory/3556-28-0x0000000005F80000-0x0000000006524000-memory.dmp

memory/3556-29-0x0000000006A60000-0x0000000006F8C000-memory.dmp

memory/3556-30-0x0000000005E10000-0x0000000005E2E000-memory.dmp

memory/3556-32-0x00000000065A0000-0x0000000006606000-memory.dmp

memory/3556-31-0x0000000005EF0000-0x0000000005F40000-memory.dmp

memory/3784-51-0x00000000051A0000-0x00000000051B0000-memory.dmp

memory/3784-57-0x0000000074E40000-0x00000000755F0000-memory.dmp

memory/3556-58-0x0000000074E40000-0x00000000755F0000-memory.dmp

memory/3556-59-0x0000000005570000-0x0000000005580000-memory.dmp