Behavioral task
behavioral1
Sample
2024-04-26_bb51691f4160144667fffa0281df35ff_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-26_bb51691f4160144667fffa0281df35ff_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-26_bb51691f4160144667fffa0281df35ff_cryptolocker
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Size
99KB
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MD5
bb51691f4160144667fffa0281df35ff
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SHA1
a949585688e583ce490e86e61463a27802da99c9
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SHA256
e356c951d2cfc33880a5f4b03bebb2f2f037b03b8c14e4cd0a533b4bd51fcbd7
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SHA512
162fd5675d28e8c54bead036e0a9cd6732df9b64e759586324b0932c1518fb71df4faaf63c893aa4938e325bd0c68f1859c6f8dcb236772032ce677993872289
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbbr/BKiX7L:z6a+CdOOtEvwDpjcT
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 2024-04-26_bb51691f4160144667fffa0281df35ff_cryptolocker
Files
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2024-04-26_bb51691f4160144667fffa0281df35ff_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