General
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Target
a99b1e48221b678c4da6621cc645bf0f
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Size
697KB
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Sample
231227-jrpwqsdehp
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MD5
a99b1e48221b678c4da6621cc645bf0f
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SHA1
abbf4d11dc1ea12cdb96a13ac3fb9c7978dc078b
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SHA256
1ea24c494567b22d017f86556288372e708d7cfacd45472aa45568bd5102b271
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SHA512
ac15d68dfdc70224c698bd5515c60425d4ea202853e9504382ce950e31fa89213d132bac8cca8eec60d298ba20c6fdfb458b72450185a1b5d1e5f1fe9a0d86aa
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SSDEEP
12288:tirqB1AG3coGYUoQdqqJ6/uxOuMve/VOPhfFDwYl2vzcBtMmcRpaBtDnegA+G9bp:IM1AGcoktdqX/u/kPNF9lkHmWaBtn2bp
Static task
static1
Behavioral task
behavioral1
Sample
a99b1e48221b678c4da6621cc645bf0f.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
a99b1e48221b678c4da6621cc645bf0f.exe
Resource
win10v2004-20231215-en
Malware Config
Targets
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Target
a99b1e48221b678c4da6621cc645bf0f
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Size
697KB
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MD5
a99b1e48221b678c4da6621cc645bf0f
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SHA1
abbf4d11dc1ea12cdb96a13ac3fb9c7978dc078b
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SHA256
1ea24c494567b22d017f86556288372e708d7cfacd45472aa45568bd5102b271
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SHA512
ac15d68dfdc70224c698bd5515c60425d4ea202853e9504382ce950e31fa89213d132bac8cca8eec60d298ba20c6fdfb458b72450185a1b5d1e5f1fe9a0d86aa
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SSDEEP
12288:tirqB1AG3coGYUoQdqqJ6/uxOuMve/VOPhfFDwYl2vzcBtMmcRpaBtDnegA+G9bp:IM1AGcoktdqX/u/kPNF9lkHmWaBtn2bp
Score10/10-
ISR Stealer
ISR Stealer is a modified version of Hackhound Stealer written in visual basic.
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ISR Stealer payload
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NirSoft MailPassView
Password recovery tool for various email clients
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NirSoft WebBrowserPassView
Password recovery tool for various web browsers
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Nirsoft
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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Accesses Microsoft Outlook accounts
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Suspicious use of SetThreadContext
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