Behavioral task
behavioral1
Sample
2024-02-20_12b81832c04099fe48ff342ce255b0b2_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-20_12b81832c04099fe48ff342ce255b0b2_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-20_12b81832c04099fe48ff342ce255b0b2_cryptolocker
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Size
72KB
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MD5
12b81832c04099fe48ff342ce255b0b2
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SHA1
0ab130dff48087476aec293cbc7b55cca9619c80
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SHA256
e5e1dbd76cfbebb3cb8e81a5b4670966b41c7f2ae93fbadeadf200b6df207060
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SHA512
5674acd9daabaef43f0185796b2136bf94d33fc2da64ec19f2c2944432e8a57d0bbbb8a655df6103c1ecbcd81427cbc41c2900eff017a58a5144bba10e494276
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalec:1nK6a+qdOOtEvwDpjg
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 2024-02-20_12b81832c04099fe48ff342ce255b0b2_cryptolocker
Files
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2024-02-20_12b81832c04099fe48ff342ce255b0b2_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