Overview
overview
7Static
static
3Bootstrapper.exe
windows10-2004-x64
7Bootstrapper.exe
windows11-21h2-x64
7Monaco/fil...dex.js
windows10-2004-x64
3Monaco/fil...dex.js
windows11-21h2-x64
3Monaco/fil...dex.js
windows10-2004-x64
3Monaco/fil...dex.js
windows11-21h2-x64
3Monaco/fil...ten.js
windows10-2004-x64
3Monaco/fil...ten.js
windows11-21h2-x64
3Monaco/fil...dex.js
windows10-2004-x64
3Monaco/fil...dex.js
windows11-21h2-x64
3Monaco/fil...ead.js
windows10-2004-x64
3Monaco/fil...ead.js
windows11-21h2-x64
3Monaco/fil...son.js
windows10-2004-x64
3Monaco/fil...son.js
windows11-21h2-x64
3Monaco/fil...raw.js
windows10-2004-x64
3Monaco/fil...raw.js
windows11-21h2-x64
3Monaco/fil...ext.js
windows10-2004-x64
3Monaco/fil...ext.js
windows11-21h2-x64
3Monaco/fil...ded.js
windows10-2004-x64
3Monaco/fil...ded.js
windows11-21h2-x64
3Monaco/fil...dex.js
windows10-2004-x64
3Monaco/fil...dex.js
windows11-21h2-x64
3Monaco/fil...und.js
windows10-2004-x64
3Monaco/fil...und.js
windows11-21h2-x64
3Monaco/fil...dex.js
windows10-2004-x64
3Monaco/fil...dex.js
windows11-21h2-x64
3Monaco/fil...dex.js
windows10-2004-x64
3Monaco/fil...dex.js
windows11-21h2-x64
3Monaco/fil...dex.js
windows10-2004-x64
3Monaco/fil...dex.js
windows11-21h2-x64
3Monaco/fil...dex.js
windows10-2004-x64
3Monaco/fil...dex.js
windows11-21h2-x64
3Analysis
- max time kernel
149s - max time network
156s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
30/04/2026, 12:50
Static task
static1
Behavioral task
behavioral1
Sample
Bootstrapper.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral2
Sample
Bootstrapper.exe
Resource
win11-20260130-en
Behavioral task
behavioral3
Sample
Monaco/fileaccess/index.js
Resource
win10v2004-20260130-en
Behavioral task
behavioral4
Sample
Monaco/fileaccess/index.js
Resource
win11-20260130-en
Behavioral task
behavioral5
Sample
Monaco/fileaccess/node_modules/accepts/index.js
Resource
win10v2004-20260130-en
Behavioral task
behavioral6
Sample
Monaco/fileaccess/node_modules/accepts/index.js
Resource
win11-20260130-en
Behavioral task
behavioral7
Sample
Monaco/fileaccess/node_modules/array-flatten/array-flatten.js
Resource
win10v2004-20260130-en
Behavioral task
behavioral8
Sample
Monaco/fileaccess/node_modules/array-flatten/array-flatten.js
Resource
win11-20260130-en
Behavioral task
behavioral9
Sample
Monaco/fileaccess/node_modules/body-parser/index.js
Resource
win10v2004-20260130-en
Behavioral task
behavioral10
Sample
Monaco/fileaccess/node_modules/body-parser/index.js
Resource
win11-20260130-en
Behavioral task
behavioral11
Sample
Monaco/fileaccess/node_modules/body-parser/lib/read.js
Resource
win10v2004-20260130-en
Behavioral task
behavioral12
Sample
Monaco/fileaccess/node_modules/body-parser/lib/read.js
Resource
win11-20260130-en
Behavioral task
behavioral13
Sample
Monaco/fileaccess/node_modules/body-parser/lib/types/json.js
Resource
win10v2004-20260130-en
Behavioral task
behavioral14
Sample
Monaco/fileaccess/node_modules/body-parser/lib/types/json.js
Resource
win11-20260130-en
Behavioral task
behavioral15
Sample
Monaco/fileaccess/node_modules/body-parser/lib/types/raw.js
Resource
win10v2004-20260130-en
Behavioral task
behavioral16
Sample
Monaco/fileaccess/node_modules/body-parser/lib/types/raw.js
Resource
win11-20260130-en
Behavioral task
behavioral17
Sample
Monaco/fileaccess/node_modules/body-parser/lib/types/text.js
Resource
win10v2004-20260130-en
Behavioral task
behavioral18
Sample
Monaco/fileaccess/node_modules/body-parser/lib/types/text.js
Resource
win11-20260130-en
Behavioral task
behavioral19
Sample
Monaco/fileaccess/node_modules/body-parser/lib/types/urlencoded.js
Resource
win10v2004-20260130-en
Behavioral task
behavioral20
Sample
Monaco/fileaccess/node_modules/body-parser/lib/types/urlencoded.js
Resource
win11-20260130-en
Behavioral task
behavioral21
Sample
Monaco/fileaccess/node_modules/bytes/index.js
Resource
win10v2004-20260130-en
Behavioral task
behavioral22
Sample
Monaco/fileaccess/node_modules/bytes/index.js
Resource
win11-20260130-en
Behavioral task
behavioral23
Sample
Monaco/fileaccess/node_modules/call-bind/callBound.js
Resource
win10v2004-20260130-en
Behavioral task
behavioral24
Sample
Monaco/fileaccess/node_modules/call-bind/callBound.js
Resource
win11-20260130-en
Behavioral task
behavioral25
Sample
Monaco/fileaccess/node_modules/call-bind/index.js
Resource
win10v2004-20260130-en
Behavioral task
behavioral26
Sample
Monaco/fileaccess/node_modules/call-bind/index.js
Resource
win11-20260130-en
Behavioral task
behavioral27
Sample
Monaco/fileaccess/node_modules/content-disposition/index.js
Resource
win10v2004-20260130-en
Behavioral task
behavioral28
Sample
Monaco/fileaccess/node_modules/content-disposition/index.js
Resource
win11-20260130-en
Behavioral task
behavioral29
Sample
Monaco/fileaccess/node_modules/content-type/index.js
Resource
win10v2004-20260130-en
Behavioral task
behavioral30
Sample
Monaco/fileaccess/node_modules/content-type/index.js
Resource
win11-20260130-en
Behavioral task
behavioral31
Sample
Monaco/fileaccess/node_modules/cookie-signature/index.js
Resource
win10v2004-20260130-en
Behavioral task
behavioral32
Sample
Monaco/fileaccess/node_modules/cookie-signature/index.js
Resource
win11-20260130-en
General
- Target Bootstrapper.exe
- Size 1.9MB
- Sample260430-p2xbfset4y
- SHA256 e2daa6cd4181d8f87fdf11603a4f022c658d96daf256f29231d99f1d20cd5964
- MD5 6b202a7295bf47f2988d97b4d4f41d32
- SHA1 8d89bf82672c7aba7a7b8b8ca87f228a3bb7caa5
- SHA512 1ef6252391073264dfe76d8bedf10515814a2e6fa654c187a507c5b4f84f00b4ebd5d02c8c6caaff2154a1ed776a5bc70c2a16137071348b6a06efe7a8a0ac62
- SSDEEP 24576:Vo+IFvWDhOU263Y123NUjp9tUe9OVPDeJ3/KCg9EqG6WcR1JL+E:VonvWpf3Y12ajp99OVPUSCxOR1
- TLSH T170955B01389105ADC499B73248F27682BB35B8180B3677D32F96AB783F33BE11976756
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 4836 Bootstrapper.exe 4836 Bootstrapper.exe 4836 Bootstrapper.exe 4836 Bootstrapper.exe 4836 Bootstrapper.exe 4836 Bootstrapper.exe 4836 Bootstrapper.exe 4836 Bootstrapper.exe