Behavioral task
behavioral1
Sample
2024-04-23_d3c98c4aaaf33f4e4faf0f06fc6fc3e1_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-23_d3c98c4aaaf33f4e4faf0f06fc6fc3e1_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-23_d3c98c4aaaf33f4e4faf0f06fc6fc3e1_cryptolocker
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Size
67KB
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MD5
d3c98c4aaaf33f4e4faf0f06fc6fc3e1
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SHA1
ee2ed4c202873c0dc930f2277674c9b04e800d6a
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SHA256
2aa17d3e499bcfe32d0cac2e4c913aa79507ef51f1b3b8b1c7cbe30d4f4b8b45
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SHA512
b9bfb4d2e1d65a910855c32b6cab82883aa3ce64a77f5ff3c1bd7bc8adeeaf79e26b2bfceefb69641ff04961895c754c4daf37acf8543e176674b9b6a9a69cb2
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UncHU+:1nK6a+qdOOtEvwDpjn
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 2024-04-23_d3c98c4aaaf33f4e4faf0f06fc6fc3e1_cryptolocker
Files
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2024-04-23_d3c98c4aaaf33f4e4faf0f06fc6fc3e1_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