Behavioral task
behavioral1
Sample
2024-04-18_d9bcd8d2c250c86c9e40e6cfa0f49d12_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-18_d9bcd8d2c250c86c9e40e6cfa0f49d12_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-18_d9bcd8d2c250c86c9e40e6cfa0f49d12_cryptolocker
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Size
63KB
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MD5
d9bcd8d2c250c86c9e40e6cfa0f49d12
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SHA1
e448efaa43a064f8785d4d573a41eb4e5159001a
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SHA256
b55de2f546c63900fbba02a7526914d6c6c1edf2de2de7a165ebad3426cac442
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SHA512
6eee457cbfb18280f089edb37f64a532fd245222b52339e4a8313407550a6845fc407a3d325e7eb639b6be3b7411d8fef797bae4018b1bcdb466d0805e117ed8
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5kJ7t:zj+soPSMOtEvwDpj4kpmeLmQlt
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 2024-04-18_d9bcd8d2c250c86c9e40e6cfa0f49d12_cryptolocker
Files
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2024-04-18_d9bcd8d2c250c86c9e40e6cfa0f49d12_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