Malware Analysis Report

2024-11-30 20:06

Sample ID 240509-bm924scg74
Target 45d4b0a1c89a7192b5a3de30e1568200d33941e8bc6b983c6bf5fe525fe83761
SHA256 45d4b0a1c89a7192b5a3de30e1568200d33941e8bc6b983c6bf5fe525fe83761
Tags
agenttesla zgrat keylogger rat spyware stealer trojan
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

45d4b0a1c89a7192b5a3de30e1568200d33941e8bc6b983c6bf5fe525fe83761

Threat Level: Known bad

The file 45d4b0a1c89a7192b5a3de30e1568200d33941e8bc6b983c6bf5fe525fe83761 was found to be: Known bad.

Malicious Activity Summary

agenttesla zgrat keylogger rat spyware stealer trojan

Detect ZGRat V1

AgentTesla

ZGRat

Executes dropped EXE

Drops startup file

AutoIT Executable

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of SendNotifyMessage

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-09 01:16

Signatures

AutoIT Executable

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: behavioral1

Detonation Overview

Submitted

2024-05-09 01:16

Reported

2024-05-09 01:19

Platform

win7-20240221-en

Max time kernel

118s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\45d4b0a1c89a7192b5a3de30e1568200d33941e8bc6b983c6bf5fe525fe83761.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\45d4b0a1c89a7192b5a3de30e1568200d33941e8bc6b983c6bf5fe525fe83761.exe

"C:\Users\Admin\AppData\Local\Temp\45d4b0a1c89a7192b5a3de30e1568200d33941e8bc6b983c6bf5fe525fe83761.exe"

Network

N/A

Files

memory/1912-11-0x00000000002D0000-0x00000000002D4000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\croc

MD5 48067d5ba3abc44be5a4cd2cba27fd2e
SHA1 c3b617cb75eb48b8da34eaa3b5eac41610231078
SHA256 035e764be5a63a345536a38aa9adcaa1eeedcfdf75af7731b14d93266aa04e0c
SHA512 bb03360a1d9e1cb02b1ed0d01d391c089038b97645a4a99eb291a6e546ccbcc9dadc80f2367f3acd2f2e593d3173007dd46c8072a0e13f76176f0ec3156faeae

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-09 01:16

Reported

2024-05-09 01:19

Platform

win10v2004-20240226-en

Max time kernel

152s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\45d4b0a1c89a7192b5a3de30e1568200d33941e8bc6b983c6bf5fe525fe83761.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Detect ZGRat V1

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

ZGRat

rat zgrat

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\name.vbs C:\Users\Admin\AppData\Local\directory\name.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\directory\name.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\directory\name.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4144 set thread context of 3388 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\directory\name.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\directory\name.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2512 wrote to memory of 4140 N/A C:\Users\Admin\AppData\Local\Temp\45d4b0a1c89a7192b5a3de30e1568200d33941e8bc6b983c6bf5fe525fe83761.exe C:\Users\Admin\AppData\Local\directory\name.exe
PID 2512 wrote to memory of 4140 N/A C:\Users\Admin\AppData\Local\Temp\45d4b0a1c89a7192b5a3de30e1568200d33941e8bc6b983c6bf5fe525fe83761.exe C:\Users\Admin\AppData\Local\directory\name.exe
PID 2512 wrote to memory of 4140 N/A C:\Users\Admin\AppData\Local\Temp\45d4b0a1c89a7192b5a3de30e1568200d33941e8bc6b983c6bf5fe525fe83761.exe C:\Users\Admin\AppData\Local\directory\name.exe
PID 4140 wrote to memory of 3992 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 4140 wrote to memory of 3992 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 4140 wrote to memory of 3992 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 4140 wrote to memory of 4144 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Users\Admin\AppData\Local\directory\name.exe
PID 4140 wrote to memory of 4144 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Users\Admin\AppData\Local\directory\name.exe
PID 4140 wrote to memory of 4144 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Users\Admin\AppData\Local\directory\name.exe
PID 4144 wrote to memory of 3388 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 4144 wrote to memory of 3388 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 4144 wrote to memory of 3388 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 4144 wrote to memory of 3388 N/A C:\Users\Admin\AppData\Local\directory\name.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Processes

C:\Users\Admin\AppData\Local\Temp\45d4b0a1c89a7192b5a3de30e1568200d33941e8bc6b983c6bf5fe525fe83761.exe

"C:\Users\Admin\AppData\Local\Temp\45d4b0a1c89a7192b5a3de30e1568200d33941e8bc6b983c6bf5fe525fe83761.exe"

C:\Users\Admin\AppData\Local\directory\name.exe

"C:\Users\Admin\AppData\Local\Temp\45d4b0a1c89a7192b5a3de30e1568200d33941e8bc6b983c6bf5fe525fe83761.exe"

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

"C:\Users\Admin\AppData\Local\Temp\45d4b0a1c89a7192b5a3de30e1568200d33941e8bc6b983c6bf5fe525fe83761.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3760 --field-trial-handle=2256,i,6670388345726423024,18382795228658886258,262144 --variations-seed-version /prefetch:8

C:\Users\Admin\AppData\Local\directory\name.exe

"C:\Users\Admin\AppData\Local\directory\name.exe"

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

"C:\Users\Admin\AppData\Local\directory\name.exe"

Network

Country Destination Domain Proto
US 20.231.121.79:80 tcp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 142.53.16.96.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
GB 216.58.201.106:443 chromewebstore.googleapis.com tcp
US 8.8.8.8:53 106.201.58.216.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 9.179.89.13.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\aut1558.tmp

MD5 48067d5ba3abc44be5a4cd2cba27fd2e
SHA1 c3b617cb75eb48b8da34eaa3b5eac41610231078
SHA256 035e764be5a63a345536a38aa9adcaa1eeedcfdf75af7731b14d93266aa04e0c
SHA512 bb03360a1d9e1cb02b1ed0d01d391c089038b97645a4a99eb291a6e546ccbcc9dadc80f2367f3acd2f2e593d3173007dd46c8072a0e13f76176f0ec3156faeae

memory/2512-12-0x00000000026E0000-0x00000000026E4000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\croc

MD5 959545bbbb274e818e4a196c161cd12e
SHA1 2ebedf8528442dd1e76a87c427a0136d468eeb32
SHA256 83b2d62ff1ea7f54f2cea00d0967740918c5b658348938304c6e7c6e9bfd4fda
SHA512 b2f00c2613b2dcb1d1bf8795b4f1ce7357a92f7b5da1f2d8be8f2f8e9fcde17f6febd0b153fb18ecf93f248369e148114c86e94e0c378e03afc33c48d9cdeb3c

C:\Users\Admin\AppData\Local\Temp\colliquefaction

MD5 382d8276cbfb61ad34b47f75811c0991
SHA1 3e578b3dac05a4f3a46dadfa245f82021958a3d6
SHA256 c24e9092b9f3d21ba59b49b3369bbcfb6eca4b6f27569b5e989395bdc0f94e91
SHA512 4d71b5c4439003d747a5674b5670c4138dc9787ba29b9fac1d4eb8a06043ae71c376a2e28f611020a8659bd5d5eeac29c2fef60ca2972a1151fb575612fe2273

C:\Users\Admin\AppData\Local\Temp\aut65EA.tmp

MD5 63b9c40ef0cb553678ffa8d53c7e30f2
SHA1 372e44d28d6fa195aedce7246be3405238ef4d60
SHA256 56e107f09bd8b3d74443ab0594c70e2a99b8e2c2468787cf006620739fd48e72
SHA512 7885ed1be177e3b330e85098493497275d18ba8b74d2237adfbfe46e0f000d066c3e351154a8e8ee63b114f21978a30291f369cd340bde036f4f67d29ab9d445

memory/3388-45-0x0000000000400000-0x0000000000447000-memory.dmp

memory/3388-47-0x0000000000400000-0x0000000000447000-memory.dmp

memory/3388-46-0x0000000000400000-0x0000000000447000-memory.dmp

memory/3388-48-0x0000000000400000-0x0000000000447000-memory.dmp

memory/3388-49-0x0000000000400000-0x0000000000447000-memory.dmp

memory/3388-50-0x0000000002B10000-0x0000000002B66000-memory.dmp