Behavioral task
behavioral1
Sample
2024-05-14_65e1a94fa9c0229badc491fa3f7baf5a_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-14_65e1a94fa9c0229badc491fa3f7baf5a_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-14_65e1a94fa9c0229badc491fa3f7baf5a_cryptolocker
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Size
51KB
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MD5
65e1a94fa9c0229badc491fa3f7baf5a
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SHA1
e337dfad17b3b6b66f88055c94d47b8a320c9cf7
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SHA256
cc661d80c06303c789a2200af731449d42c423abf9dbff4d0dad48b5d8f2f470
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SHA512
7724335d22d882c7ee1c5dad948585af1a766b7290aecd1b8ef9fa5b955ec5a18d3bd4ccd5d3d15ff31ee8447693b0dab9c06cc58201bcd1e70caa5de6754bd8
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtO9:bODOw9acifAoc+v6
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-14_65e1a94fa9c0229badc491fa3f7baf5a_cryptolocker
Files
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2024-05-14_65e1a94fa9c0229badc491fa3f7baf5a_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: 16KB - Virtual size: 28KB
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: 8KB - 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