Behavioral task
behavioral1
Sample
2024-05-14_dfcb8f873cdcf3598e8dcac04a99a8ea_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-14_dfcb8f873cdcf3598e8dcac04a99a8ea_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-14_dfcb8f873cdcf3598e8dcac04a99a8ea_cryptolocker
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Size
89KB
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MD5
dfcb8f873cdcf3598e8dcac04a99a8ea
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SHA1
33e56c00e13afbc84c5ad05ea7ca33480324145b
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SHA256
357c0db509916979fda9af795ec94a5a24880a04da46d39383e3f58bed28b47a
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SHA512
08dd093bbbe7e8d31f663c1f1beb8c2b13f1d88a1ebfaad7a0eb3538cc2376c36bcc68d0422ce8492dbf7cfc780258b1c64aa43dd796ba670fb7cade6a9dfafe
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy8tyblr:zCsanOtEvwDpjs
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 2024-05-14_dfcb8f873cdcf3598e8dcac04a99a8ea_cryptolocker
Files
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2024-05-14_dfcb8f873cdcf3598e8dcac04a99a8ea_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