Behavioral task
behavioral1
Sample
2024-01-25_b9165fd666d2870d92217ccc6ed5be23_cryptolocker.exe
Resource
win7-20231215-en
General
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Target
2024-01-25_b9165fd666d2870d92217ccc6ed5be23_cryptolocker
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Size
105KB
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MD5
b9165fd666d2870d92217ccc6ed5be23
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SHA1
890bd7d409fb62616989c9ae59d9223cd7b74fe8
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SHA256
48b8870e477a52ed5b39ebcd4bdce672d65c47be58f339d68d3bc18bc7743f13
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SHA512
8edac65639e3556c2c42c998d3434967af9f8e31441dd60dbba519795d438c6017c067d58cec1fe829952cf743427841f7f9c92025054929fd88e91851d3bf1f
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gksa:1nK6a+qdOOtEvwDpja
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
Processes:
resource yara_rule sample UPX -
Processes:
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 2024-01-25_b9165fd666d2870d92217ccc6ed5be23_cryptolocker
Files
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2024-01-25_b9165fd666d2870d92217ccc6ed5be23_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