Analysis
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max time kernel
117s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
23-11-2024 01:37
Static task
static1
Behavioral task
behavioral1
Sample
843d1069d0acfd77f82eb9ac4f3d9d0ef4827aefa080c82570162ace6e7e30c5.exe
Resource
win7-20240903-en
General
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Target
843d1069d0acfd77f82eb9ac4f3d9d0ef4827aefa080c82570162ace6e7e30c5.exe
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Size
1.2MB
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MD5
508b401d8d7a56da01c8712b088298ef
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SHA1
05ac6bee5f650f3505fd542bdb7631bc755a2a34
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SHA256
843d1069d0acfd77f82eb9ac4f3d9d0ef4827aefa080c82570162ace6e7e30c5
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SHA512
c1b3b28ac58f613705cf048fd23f1d04733e7f5ebd213915e4132ed05f0bcf239f9e41790ece618a987ebf64bce3569f068e7d9d9198bce0b71b14f907e6a66a
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SSDEEP
24576:XbDbhxpUABuuc7eLldwcdECl7xpVlMKnKoAjBt6jodgbKmp+rRwjT332f:reAnrcciEpT1KoAjB6od8KmJTn2f
Malware Config
Extracted
44caliber
https://discord.com/api/webhooks/899272326225489931/bx_ZitvINloyS_p7Mt8ypSdpcHyTlkZQ94mZqgQV-8qhAi4mpNWm2GpwtHDA8yg8VYmd
Signatures
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44Caliber family
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 freegeoip.app 5 freegeoip.app -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2228 843d1069d0acfd77f82eb9ac4f3d9d0ef4827aefa080c82570162ace6e7e30c5.exe 2228 843d1069d0acfd77f82eb9ac4f3d9d0ef4827aefa080c82570162ace6e7e30c5.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 843d1069d0acfd77f82eb9ac4f3d9d0ef4827aefa080c82570162ace6e7e30c5.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0 843d1069d0acfd77f82eb9ac4f3d9d0ef4827aefa080c82570162ace6e7e30c5.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 843d1069d0acfd77f82eb9ac4f3d9d0ef4827aefa080c82570162ace6e7e30c5.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2228 843d1069d0acfd77f82eb9ac4f3d9d0ef4827aefa080c82570162ace6e7e30c5.exe 2228 843d1069d0acfd77f82eb9ac4f3d9d0ef4827aefa080c82570162ace6e7e30c5.exe 2228 843d1069d0acfd77f82eb9ac4f3d9d0ef4827aefa080c82570162ace6e7e30c5.exe 2228 843d1069d0acfd77f82eb9ac4f3d9d0ef4827aefa080c82570162ace6e7e30c5.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2228 843d1069d0acfd77f82eb9ac4f3d9d0ef4827aefa080c82570162ace6e7e30c5.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2228 843d1069d0acfd77f82eb9ac4f3d9d0ef4827aefa080c82570162ace6e7e30c5.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\843d1069d0acfd77f82eb9ac4f3d9d0ef4827aefa080c82570162ace6e7e30c5.exe"C:\Users\Admin\AppData\Local\Temp\843d1069d0acfd77f82eb9ac4f3d9d0ef4827aefa080c82570162ace6e7e30c5.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2228
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
105B
MD52e9d094dda5cdc3ce6519f75943a4ff4
SHA15d989b4ac8b699781681fe75ed9ef98191a5096c
SHA256c84c98bbf5e0ef9c8d0708b5d60c5bb656b7d6be5135d7f7a8d25557e08cf142
SHA512d1f7eed00959e902bdb2125b91721460d3ff99f3bdfc1f2a343d4f58e8d4e5e5a06c0c6cdc0379211c94510f7c00d7a8b34fa7d0ca0c3d54cbbe878f1e9812b7