Behavioral task
behavioral1
Sample
2024-04-30_41cb7d73295327e58b9210882f3b6ae6_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-30_41cb7d73295327e58b9210882f3b6ae6_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-30_41cb7d73295327e58b9210882f3b6ae6_cryptolocker
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Size
61KB
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MD5
41cb7d73295327e58b9210882f3b6ae6
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SHA1
77b3412ee34a31e0daa868f88cda07d520b41913
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SHA256
f28a5c52b0bc926058106c384dc9d00a85a4b92a3b7bdd04498d476eca60eef0
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SHA512
dc288b7272631926e725324379c28e4989880856e657cf3a653e033918db18b4ef8719021ffff24990946cc590cfdf09c373c08b64755a6f6887b0ad5b85aff0
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHNMj5:1nK6a+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 2024-04-30_41cb7d73295327e58b9210882f3b6ae6_cryptolocker
Files
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2024-04-30_41cb7d73295327e58b9210882f3b6ae6_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