Behavioral task
behavioral1
Sample
2024-02-22_12ca9568eeefef8d9f0c780e63ef00b2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_12ca9568eeefef8d9f0c780e63ef00b2_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_12ca9568eeefef8d9f0c780e63ef00b2_cryptolocker
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Size
106KB
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MD5
12ca9568eeefef8d9f0c780e63ef00b2
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SHA1
d37d0894cacfb8c9b514b5bc15a0402c6497934d
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SHA256
05977b6a39538785b9dc24cc0fe83880f2d56a6ffd12b2bf7da020dc92881407
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SHA512
7fb5b667650e6fccbdd446179b08add1e970c018ede23a4041fa392dc3607ed4ef887d544caa9b57dcffd3559ebd83221d7ff7e7cb5b7951e9b2cb382d9bae00
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksI:1nK6a+qdOOtEvwDpjI
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 2024-02-22_12ca9568eeefef8d9f0c780e63ef00b2_cryptolocker
Files
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2024-02-22_12ca9568eeefef8d9f0c780e63ef00b2_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE