Behavioral task
behavioral1
Sample
2024-04-17_236b4f84f3637a8b4928e3a151ec21e7_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-17_236b4f84f3637a8b4928e3a151ec21e7_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-17_236b4f84f3637a8b4928e3a151ec21e7_cryptolocker
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Size
88KB
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MD5
236b4f84f3637a8b4928e3a151ec21e7
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SHA1
c53f76aa660933b84f5f8dfdf291f18dd8524b63
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SHA256
6f06228223faf9dd8f8aa3f48be5dad9de9bc3f36abef414a39f5482088149a0
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SHA512
9b5eab2f81f61a80685727931b0cf10f8c34914c81afc0fc89a9c6280f03e140d7a4894644aaad1e5fa4f2a6b3352560f376c6a1d959a4d480157a9d231b8e03
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAF:n6a+1SEOtEvwDpjYYvQd2PF
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_236b4f84f3637a8b4928e3a151ec21e7_cryptolocker
Files
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2024-04-17_236b4f84f3637a8b4928e3a151ec21e7_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: 11KB - 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