Behavioral task
behavioral1
Sample
2024-04-29_39052246df245bc4b662ff83e37f65b2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-29_39052246df245bc4b662ff83e37f65b2_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-04-29_39052246df245bc4b662ff83e37f65b2_cryptolocker
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Size
80KB
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MD5
39052246df245bc4b662ff83e37f65b2
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SHA1
c3df05bdc0a01a46f008baa4d0775d79ec90a9d5
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SHA256
2a22c068b919ee568f15dcf6db745c1f9869d30774afd98e5655e2a8c689df12
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SHA512
8d435270a24fd4d9c746371944c73a49b59e52f2fb7f3d7e1618528b46e95d574ce003f6babb9b10ab3a26ce9ce0cbaad5c0571ce14e68e65a564e1e7bec1d5d
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdT:T6a+rdOOtEvwDpjNtl
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 2024-04-29_39052246df245bc4b662ff83e37f65b2_cryptolocker
Files
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2024-04-29_39052246df245bc4b662ff83e37f65b2_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_CODE
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