Behavioral task
behavioral1
Sample
2024-01-24_c49dfef98ea94dd8c367f1506e8dc6ce_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-24_c49dfef98ea94dd8c367f1506e8dc6ce_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-24_c49dfef98ea94dd8c367f1506e8dc6ce_cryptolocker
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Size
105KB
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MD5
c49dfef98ea94dd8c367f1506e8dc6ce
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SHA1
434ba2545a65fbdf66b0315b54471f83ff6e0729
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SHA256
887e4cc63c5960cfdb3335ec669559ada4bb501abfbe89779f53827b508615ef
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SHA512
1a1cfc2983e43499702509d76f991557d57867d9493faed2c9e974f0df29753d8e47a8f4bb9b28757cc3c8bc836fc1c4cd3d2ed223aa4e121c94731cc0301fd8
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksD:1nK6a+qdOOtEvwDpjD
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 2024-01-24_c49dfef98ea94dd8c367f1506e8dc6ce_cryptolocker
Files
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2024-01-24_c49dfef98ea94dd8c367f1506e8dc6ce_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