Behavioral task
behavioral1
Sample
2024-03-06_ef53ea45c4940fc0d07cac8679269709_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-06_ef53ea45c4940fc0d07cac8679269709_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-06_ef53ea45c4940fc0d07cac8679269709_cryptolocker
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Size
56KB
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MD5
ef53ea45c4940fc0d07cac8679269709
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SHA1
b8bbbf66b86e8a505b237e8eebcc710e06a87d15
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SHA256
4fbebb84b27003ba30a2c75609876f51e4e63acf1ffcef7aca262d2706c847fa
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SHA512
dd086602d8529bb458768d630b3647e2bb63ad55018f5c534b2c7550501eee71982a88983a6cc4a15f3f3ef271dd69dbb8ad3ed28492617b07f79af6311948e8
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ax8ikf7:z6QFElP6n+gKmddpMOtEvwDpj9aYaiT
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 2024-03-06_ef53ea45c4940fc0d07cac8679269709_cryptolocker
Files
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2024-03-06_ef53ea45c4940fc0d07cac8679269709_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