Analysis
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max time kernel
123s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
08-07-2022 18:12
Static task
static1
Behavioral task
behavioral1
Sample
e64d10fd59550cbf84c03100bffd18cb54b12e92f88e9857d3854c4840e874e9.exe
Resource
win7-20220414-en
General
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Target
e64d10fd59550cbf84c03100bffd18cb54b12e92f88e9857d3854c4840e874e9.exe
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Size
536KB
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MD5
f2a197d1fb54e9ba87f8700356803512
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SHA1
ab62e8f84e421aba4c878d476b3f30af804dae2b
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SHA256
e64d10fd59550cbf84c03100bffd18cb54b12e92f88e9857d3854c4840e874e9
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SHA512
ce85de313d37d0afe0782e1c27986fca7e2f1cedd303fe321a49c1c76acad4ff7a91a33390142c1e71a9dfd46d544373584faae3f6ba18bc02e6ce6e528580a8
Malware Config
Extracted
vidar
36
754
http://littlestepfor.com/
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profile_id
754
Signatures
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suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
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Vidar Stealer 3 IoCs
Processes:
resource yara_rule behavioral1/memory/784-56-0x0000000000310000-0x0000000000399000-memory.dmp family_vidar behavioral1/memory/784-57-0x0000000000400000-0x000000000480A000-memory.dmp family_vidar behavioral1/memory/784-59-0x0000000000400000-0x000000000480A000-memory.dmp family_vidar -
Processes:
resource yara_rule behavioral1/memory/784-55-0x0000000000400000-0x000000000480A000-memory.dmp upx -
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
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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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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 6 ip-api.com -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
e64d10fd59550cbf84c03100bffd18cb54b12e92f88e9857d3854c4840e874e9.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString e64d10fd59550cbf84c03100bffd18cb54b12e92f88e9857d3854c4840e874e9.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 e64d10fd59550cbf84c03100bffd18cb54b12e92f88e9857d3854c4840e874e9.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
e64d10fd59550cbf84c03100bffd18cb54b12e92f88e9857d3854c4840e874e9.exepid process 784 e64d10fd59550cbf84c03100bffd18cb54b12e92f88e9857d3854c4840e874e9.exe 784 e64d10fd59550cbf84c03100bffd18cb54b12e92f88e9857d3854c4840e874e9.exe 784 e64d10fd59550cbf84c03100bffd18cb54b12e92f88e9857d3854c4840e874e9.exe 784 e64d10fd59550cbf84c03100bffd18cb54b12e92f88e9857d3854c4840e874e9.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e64d10fd59550cbf84c03100bffd18cb54b12e92f88e9857d3854c4840e874e9.exe"C:\Users\Admin\AppData\Local\Temp\e64d10fd59550cbf84c03100bffd18cb54b12e92f88e9857d3854c4840e874e9.exe"1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/784-54-0x0000000075711000-0x0000000075713000-memory.dmpFilesize
8KB
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memory/784-55-0x0000000000400000-0x000000000480A000-memory.dmpFilesize
68.0MB
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memory/784-56-0x0000000000310000-0x0000000000399000-memory.dmpFilesize
548KB
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memory/784-57-0x0000000000400000-0x000000000480A000-memory.dmpFilesize
68.0MB
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memory/784-58-0x00000000002B0000-0x0000000000306000-memory.dmpFilesize
344KB
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memory/784-59-0x0000000000400000-0x000000000480A000-memory.dmpFilesize
68.0MB