Behavioral task
behavioral1
Sample
2024-05-17_5f838f8b867dc2ddb5b9867edd1d0a5e_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-17_5f838f8b867dc2ddb5b9867edd1d0a5e_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-17_5f838f8b867dc2ddb5b9867edd1d0a5e_cryptolocker
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Size
90KB
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MD5
5f838f8b867dc2ddb5b9867edd1d0a5e
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SHA1
419ce7954fca1e61e79bab37646a3cfa13c8aeec
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SHA256
a1adfe984d68f46f7e0c476716a0bd1a2c10112a65dc98db725c5834e40d642f
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SHA512
4d6799be4e40ee9381631dcab5f986e17841f7940f4af132a68442492d96328b1742ae923b3cbc9da12b1b177cf3415d6195cae9d84153dbe6b5c29f7db10070
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/3N:n6a+1SEOtEvwDpjYYvQd2Pu
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 2024-05-17_5f838f8b867dc2ddb5b9867edd1d0a5e_cryptolocker
Files
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2024-05-17_5f838f8b867dc2ddb5b9867edd1d0a5e_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: 11KB - 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