Behavioral task
behavioral1
Sample
2024-02-18_c76abd764613d3a37f218815ea829cc9_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_c76abd764613d3a37f218815ea829cc9_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_c76abd764613d3a37f218815ea829cc9_cryptolocker
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Size
61KB
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MD5
c76abd764613d3a37f218815ea829cc9
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SHA1
ad0253d7840c9ab1bd26646e5c2498496bb0dd68
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SHA256
686f6a7c388a48a6f477c57032cbbbbf4d2b4209c79791d177a307279b2bc88c
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SHA512
c82422ced4f1ff0ef400b18f7b79aa85d88380a72d1b8037775e464fa1764e784a1312437bbe0d041ec24b409d2860e3730093d019e1b800a2c06d0d34e4c13b
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J5S9UE4:T6QFElP6n+gxmddpMOtEvwDpjwa38m
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 2024-02-18_c76abd764613d3a37f218815ea829cc9_cryptolocker
Files
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2024-02-18_c76abd764613d3a37f218815ea829cc9_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