Behavioral task
behavioral1
Sample
2024-01-27_42d6fb56ad52d28a2ba9c88a371fde48_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_42d6fb56ad52d28a2ba9c88a371fde48_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-27_42d6fb56ad52d28a2ba9c88a371fde48_cryptolocker
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Size
105KB
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MD5
42d6fb56ad52d28a2ba9c88a371fde48
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SHA1
72f9ba1deb49392e439e0e41bd316432050c7acd
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SHA256
a81f2c7731025c706c8b3f438e99fb093bbd294821bb3f36c63207e7cbbef910
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SHA512
961fd7524dc62c89c2bfc4bd702e35c643bda2f33034c38c9d573fa6f60ab733126076fe0df9ec136c21b7739c10776d0ec0b19087e90d1150cf9c6ba189c3e5
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gksg:1nK6a+qdOOtEvwDpjg
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-01-27_42d6fb56ad52d28a2ba9c88a371fde48_cryptolocker
Files
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2024-01-27_42d6fb56ad52d28a2ba9c88a371fde48_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE