Behavioral task
behavioral1
Sample
2024-04-08_9dd7ef7a2f466885be372491e2b68243_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-08_9dd7ef7a2f466885be372491e2b68243_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-08_9dd7ef7a2f466885be372491e2b68243_cryptolocker
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Size
59KB
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MD5
9dd7ef7a2f466885be372491e2b68243
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SHA1
8b989ba4b6334d87c712d664131305cf7f9c999f
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SHA256
4502b4d985bc66ce5002cc7d4f8f7970d81c388c0c40d6f3b8b90f358ea9b91d
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SHA512
652d06e1ac954504088983323f9d732fa5116e1b4f289c5fb1b2d58487fe75adc005b51f4d7e7e78b5d73abf0e538553c225dfbe59c4625b906ad7de52ac6d57
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appOtj:z6QFElP6n+gKmddpMOtEvwDpj9aYae
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 2024-04-08_9dd7ef7a2f466885be372491e2b68243_cryptolocker
Files
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2024-04-08_9dd7ef7a2f466885be372491e2b68243_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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE