Behavioral task
behavioral1
Sample
2024-03-19_fcf50ccd0b486668baf351460e0f9b43_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-19_fcf50ccd0b486668baf351460e0f9b43_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-19_fcf50ccd0b486668baf351460e0f9b43_cryptolocker
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Size
82KB
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MD5
fcf50ccd0b486668baf351460e0f9b43
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SHA1
27f84df9871078969bd0d1b1561504a7a6b863d2
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SHA256
d6180db838e10fbe68737c795aec86631052aa528f171590dfb2742390c02913
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SHA512
5c30c36785e180567c7d275767eb2186e49ec72245801bd4e843e989777dfb5df5b26bc019f2bdba73d2bb909b874bfdfd1ad2042591b238e21af4c7c221e5f5
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdeSM:T6a+rdOOtEvwDpjNt4
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 2024-03-19_fcf50ccd0b486668baf351460e0f9b43_cryptolocker
Files
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2024-03-19_fcf50ccd0b486668baf351460e0f9b43_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