Behavioral task
behavioral1
Sample
2024-03-06_9e7581ad7507756d5fbffdc2faa35f97_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-06_9e7581ad7507756d5fbffdc2faa35f97_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-06_9e7581ad7507756d5fbffdc2faa35f97_cryptolocker
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Size
84KB
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MD5
9e7581ad7507756d5fbffdc2faa35f97
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SHA1
ef22fb3570750e11366d93ef7c7b121a21ab96c9
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SHA256
5de33f4178d211b3dd65726b6b5a98b8de67ba2b6c90fed1d0ea39931f6328e5
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SHA512
b8a29869dfc5e31bcd8d0ae2545b80d3a8f46a2f35c70833eb3fdb66f1cc4eba36fcc214ebecf69d5de9d4ffe581e09fea7966141d9f314038d50bad1839fb13
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1p:zCsanOtEvwDpjD
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 2024-03-06_9e7581ad7507756d5fbffdc2faa35f97_cryptolocker
Files
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2024-03-06_9e7581ad7507756d5fbffdc2faa35f97_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