General
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Target
3dc1556c2f61e7f99a844745571f523f789cf2221dbdbaa916c140d4f82366ce
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Size
5.4MB
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Sample
211221-r8ljmsefal
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MD5
72938547306c7c34e465fad3f1e1d9c4
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SHA1
e4746ffa624c7ac2e0983c7dd7661aa41d47876a
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SHA256
3dc1556c2f61e7f99a844745571f523f789cf2221dbdbaa916c140d4f82366ce
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SHA512
c73101e337aa3fab16e53dae7c859db354dbab32bdccd3905b2c6778af01ac842c62285ff2c9ff2fd5957663e056c7a82ddee1c69ea392a76acf2fb3b1192959
Static task
static1
Malware Config
Extracted
danabot
4
142.11.244.223:443
23.106.122.139:443
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embedded_hash
0FA95F120D6EB149A5D48E36BC76879D
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type
loader
Targets
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Target
3dc1556c2f61e7f99a844745571f523f789cf2221dbdbaa916c140d4f82366ce
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Size
5.4MB
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MD5
72938547306c7c34e465fad3f1e1d9c4
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SHA1
e4746ffa624c7ac2e0983c7dd7661aa41d47876a
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SHA256
3dc1556c2f61e7f99a844745571f523f789cf2221dbdbaa916c140d4f82366ce
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SHA512
c73101e337aa3fab16e53dae7c859db354dbab32bdccd3905b2c6778af01ac842c62285ff2c9ff2fd5957663e056c7a82ddee1c69ea392a76acf2fb3b1192959
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Danabot Loader Component
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Blocklisted process makes network request
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Downloads MZ/PE file
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Executes dropped EXE
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Loads dropped DLL
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Legitimate hosting services abused for malware hosting/C2
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of NtSetInformationThreadHideFromDebugger
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