Behavioral task
behavioral1
Sample
2024-04-10_03bbf68172ccd184ce0bff44752e3c31_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-10_03bbf68172ccd184ce0bff44752e3c31_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-10_03bbf68172ccd184ce0bff44752e3c31_cryptolocker
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Size
51KB
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MD5
03bbf68172ccd184ce0bff44752e3c31
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SHA1
47c60df5d45c219682f433f492be93913dbe194d
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SHA256
fe0edb4173e5a3fa073bd87d3d19e3c5c5e9488260126b2a289998ff1f563622
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SHA512
36e8314673504e85a46a96e112796934384429cdb0bd4cd785f37c32f72219da083c4aee638dd8ef97e664cea366f44770b2e4d0e5c69dc60a95a6c1bf010773
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTO6:z6QFElP6n+gKmddpMOtEvwDpj31i6
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 2024-04-10_03bbf68172ccd184ce0bff44752e3c31_cryptolocker
Files
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2024-04-10_03bbf68172ccd184ce0bff44752e3c31_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