Behavioral task
behavioral1
Sample
2024-03-27_fe5699064cdf2f886c2fa4f10d3a6ad6_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-27_fe5699064cdf2f886c2fa4f10d3a6ad6_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-27_fe5699064cdf2f886c2fa4f10d3a6ad6_cryptolocker
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Size
119KB
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MD5
fe5699064cdf2f886c2fa4f10d3a6ad6
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SHA1
177b8ca38e1e42669df5382591b634049f1466ac
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SHA256
5976c62523e249e55d3abf389c50ffffd3ee91ab982212eddab94253349ee086
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SHA512
382f386bb55d2f18549d634cab0ab87979edf2e2c3e188a914bf334146213b30ceec774afd10afa6c05b3d88d97246940741ab90d4e9f305a8167920e71053ca
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01ZNRW4:z6a+CdOOtEvwDpjczb
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 2024-03-27_fe5699064cdf2f886c2fa4f10d3a6ad6_cryptolocker
Files
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2024-03-27_fe5699064cdf2f886c2fa4f10d3a6ad6_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