Behavioral task
behavioral1
Sample
2024-04-17_8d4dd96821da126e50aee81462a0f02f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-17_8d4dd96821da126e50aee81462a0f02f_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-17_8d4dd96821da126e50aee81462a0f02f_cryptolocker
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Size
84KB
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MD5
8d4dd96821da126e50aee81462a0f02f
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SHA1
cf44c1775e4fa10eebffe301ebc53a619f924c2e
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SHA256
ec0644228fafa2cd7cb0f26bda35722a1e4f1e64edcdd2f1dcefddd730139359
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SHA512
a5c3e50777bbbfa40794a101f0b440dab1a3464c1cce96c87021cf0f3cf474834e4c2f6386bf2d74b65b12af704ae2b21fe22f9724c8b44dd793fef11fdbbbe3
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7vMjk:T6a+rdOOtEvwDpjNl
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 2024-04-17_8d4dd96821da126e50aee81462a0f02f_cryptolocker
Files
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2024-04-17_8d4dd96821da126e50aee81462a0f02f_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