General
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Target
file.exe
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Size
4.2MB
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Sample
241125-jjtvqawmbs
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MD5
88d3b1255894e7039c67b2272b3386df
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SHA1
84fd4519dbb0270ca681451ca7092b8e803677bf
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SHA256
ec85e681b765cf685363a2aa3a5b8a86837d0d8923d2ecba7b35e67d74b29265
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SHA512
c6f51d6ca7e9002a4a7806d347f91b3a17d70926a9d34971a07a40fe2121593469ae8388c47f0c2abbc9f3e29329f39b01ca7a07fd5b55c2d86260d4f4d514ac
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SSDEEP
98304:6xzN1ubGXKM4lbptXERRspQND8nRM6keUQSuq11aN4ch:m/atLtmKQNDA+6keUcuc
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20241010-en
Malware Config
Targets
-
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Target
file.exe
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Size
4.2MB
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MD5
88d3b1255894e7039c67b2272b3386df
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SHA1
84fd4519dbb0270ca681451ca7092b8e803677bf
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SHA256
ec85e681b765cf685363a2aa3a5b8a86837d0d8923d2ecba7b35e67d74b29265
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SHA512
c6f51d6ca7e9002a4a7806d347f91b3a17d70926a9d34971a07a40fe2121593469ae8388c47f0c2abbc9f3e29329f39b01ca7a07fd5b55c2d86260d4f4d514ac
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SSDEEP
98304:6xzN1ubGXKM4lbptXERRspQND8nRM6keUQSuq11aN4ch:m/atLtmKQNDA+6keUcuc
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Cryptbot family
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Uses browser remote debugging
Can be used control the browser and steal sensitive information such as credentials and session cookies.
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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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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Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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Loads dropped DLL
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v15
Persistence
Modify Authentication Process
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Modify Authentication Process
1Steal Web Session Cookie
1Unsecured Credentials
1Credentials In Files
1