Analysis
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max time kernel
143s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
12/10/2023, 12:10
Static task
static1
Behavioral task
behavioral1
Sample
(ES2309-015).exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
(ES2309-015).exe
Resource
win10v2004-20230915-en
General
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Target
(ES2309-015).exe
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Size
596KB
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MD5
cdfe23a08e0b9673367a3379bed3e92e
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SHA1
e91914745caff7dac32d6659548068785e8b613f
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SHA256
774848bbb254f80a0771e51ab42402c9f69c34593f875dfe436506089c595505
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SHA512
fad52aa899c7fc86e76fe656fb15dba3297135f4f3cc7fc1132759765cac4847bc2feb1c0ec0663e6538bba8b855c97f8ac1672483d4712fd1cf83e3775119a3
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SSDEEP
12288:8wFmyBfJw1UAADCXTFdhV97yFtQRl8Yr8bvste+a3ekfJ:L9BwluCXTFdhPktQP8YrYkUj3/B
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.nura.com.my - Port:
587 - Username:
[email protected] - Password:
jWAH^6m - Email To:
[email protected]
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 1 IoCs
resource yara_rule behavioral2/memory/1944-15-0x0000000002970000-0x0000000002994000-memory.dmp family_snakekeylogger -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 (ES2309-015).exe Key opened \REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 (ES2309-015).exe Key opened \REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 (ES2309-015).exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 33 checkip.dyndns.org -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1944 (ES2309-015).exe 1944 (ES2309-015).exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1944 (ES2309-015).exe -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 (ES2309-015).exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 (ES2309-015).exe