Behavioral task
behavioral1
Sample
2024-05-23_7a597ad0cf41ddc7e9a4b777dd8ccdb1_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-23_7a597ad0cf41ddc7e9a4b777dd8ccdb1_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-23_7a597ad0cf41ddc7e9a4b777dd8ccdb1_cryptolocker
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Size
94KB
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MD5
7a597ad0cf41ddc7e9a4b777dd8ccdb1
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SHA1
3a3c2c14c0f7023420f00306c9fda942fbf0b222
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SHA256
15eb276b1999d36f9061c1f053ae8742015751f803878cb1b85698292e7ef391
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SHA512
128d91efa6625ad8733444b680a84c62f0272220a4d0c2b5a22a69cd92b2104e454c87075c834cb2a250b9d85c904c7793eaacd7a9a7aa1085320cda61009058
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/kZ:zCsanOtEvwDpjB+
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 2024-05-23_7a597ad0cf41ddc7e9a4b777dd8ccdb1_cryptolocker
Files
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2024-05-23_7a597ad0cf41ddc7e9a4b777dd8ccdb1_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