Behavioral task
behavioral1
Sample
2024-06-02_5c1a85d2fbf7b51aeeb53d9d7f6394a2_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-02_5c1a85d2fbf7b51aeeb53d9d7f6394a2_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-02_5c1a85d2fbf7b51aeeb53d9d7f6394a2_cryptolocker
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Size
75KB
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MD5
5c1a85d2fbf7b51aeeb53d9d7f6394a2
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SHA1
5505758b45aafc27f6a238362e7b7389bb0341fa
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SHA256
3dea31d67b8d4ecae7ecef2e5df948e4548a4dfa715852879701d580438e3c8c
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SHA512
cb8c6cce6d57f715cf2997263bf62beb3b7313ea38166dc8a7e25e32344f50910268bbd21c375c34821afc6cf47845fbc37a09a80d90ca929b6aaee01c994254
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsal81GS:1nK6a+qdOOtEvwDpjT
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 2024-06-02_5c1a85d2fbf7b51aeeb53d9d7f6394a2_cryptolocker
Files
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2024-06-02_5c1a85d2fbf7b51aeeb53d9d7f6394a2_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