Behavioral task
behavioral1
Sample
2024-03-26_2bd4a2c8f8dcf6a5a8fc0c00b9e24b7a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-26_2bd4a2c8f8dcf6a5a8fc0c00b9e24b7a_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-26_2bd4a2c8f8dcf6a5a8fc0c00b9e24b7a_cryptolocker
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Size
79KB
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MD5
2bd4a2c8f8dcf6a5a8fc0c00b9e24b7a
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SHA1
03aadfc50f521dc35453243fa465b9ea03fb79b8
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SHA256
86512d4f0652a47f696d551820211db8ae4adbe3e922c25c6084296c18dfb90f
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SHA512
ce62090e1b19d4b92adc2f39f9bc9683cf0df3929fbe2dcc6464275fdc82f7418e3ad0dd00949b9c4577ab068828ae4c4f55e71210331e88313423f9a6ad2404
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qpq:zCsanOtEvwDpjU
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 2024-03-26_2bd4a2c8f8dcf6a5a8fc0c00b9e24b7a_cryptolocker
Files
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2024-03-26_2bd4a2c8f8dcf6a5a8fc0c00b9e24b7a_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