Behavioral task
behavioral1
Sample
2024-01-24_35c949ca32f001bdc3df1fa4e35c4840_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-24_35c949ca32f001bdc3df1fa4e35c4840_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-24_35c949ca32f001bdc3df1fa4e35c4840_cryptolocker
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Size
62KB
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MD5
35c949ca32f001bdc3df1fa4e35c4840
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SHA1
b152b64688ec0ffd9d6ffe3d98a8fc65381b6a5a
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SHA256
d6b92b76b964f2b1b2d134943e56b758966e891f59f73db3d143381e3ecedcfb
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SHA512
72b6995346be111ab248aa7de1ecd48e0fd01acef04ba89e9ebf4e5e6d757b36ddfdb420252deaf6636fabcf07c2551b2ae63310daf3cd28b4c0828fc4541080
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVwfXTT:zj+soPSMOtEvwDpj4kpmeLmnwTT
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_35c949ca32f001bdc3df1fa4e35c4840_cryptolocker
Files
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2024-01-24_35c949ca32f001bdc3df1fa4e35c4840_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