Behavioral task
behavioral1
Sample
2024-01-26_a966d494b6b87fddc9896c1f5797005d_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-26_a966d494b6b87fddc9896c1f5797005d_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-26_a966d494b6b87fddc9896c1f5797005d_cryptolocker
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Size
70KB
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MD5
a966d494b6b87fddc9896c1f5797005d
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SHA1
71527bea6fc2cce770fedd49215302c1cb5e8f15
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SHA256
4c37c6a9530fda4bae2ad134ea6c85609c0a5c0b532a0dc01a1492999d8cc8ff
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SHA512
4b032a03e4c9b49375fc119e045f360d7b2a1504462b6d254348582b24b1c6e3afd0b985388f2f5432ea29a82a3169bf799751a90be769ca7d47a573514873f5
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalk:1nK6a+qdOOtEvwDpj9
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 2024-01-26_a966d494b6b87fddc9896c1f5797005d_cryptolocker
Files
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2024-01-26_a966d494b6b87fddc9896c1f5797005d_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