Behavioral task
behavioral1
Sample
2024-05-21_cb243ff8ca70aa7cde7053035d83baa1_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-21_cb243ff8ca70aa7cde7053035d83baa1_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-21_cb243ff8ca70aa7cde7053035d83baa1_cryptolocker
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Size
66KB
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MD5
cb243ff8ca70aa7cde7053035d83baa1
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SHA1
f5309e5684004624d313d324b74b00f91dc14310
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SHA256
b666c38151bd0763b9689ad8550415dcac6b6262b40969ebd1df69b99a7b70df
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SHA512
211fc02b34abd2105b7746259b8bda2656d86157f529c786c73b211670a846e4e1d42e5810d6427ef90da8485f958a08a3d311233185579b8eacc52a8dcc586e
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xDyfd:1nK6a+qdOOtEvwDpji
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 2024-05-21_cb243ff8ca70aa7cde7053035d83baa1_cryptolocker
Files
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2024-05-21_cb243ff8ca70aa7cde7053035d83baa1_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