Behavioral task
behavioral1
Sample
2024-05-20_0b8be2595084d6ca28181cd14e2d3ab9_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-20_0b8be2595084d6ca28181cd14e2d3ab9_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-20_0b8be2595084d6ca28181cd14e2d3ab9_cryptolocker
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Size
81KB
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MD5
0b8be2595084d6ca28181cd14e2d3ab9
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SHA1
ff3bb9471301ba82e53d3f653c91e839d1dcb905
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SHA256
c40359ea824c0c1914c026ea86fc32b465690c17b1b4ebf304a78ea258fa14f5
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SHA512
d6481127282183645df1681aa08c936a3c84435a0df11c7a3e23abbe572f2020a9401ef6ce673debb27a87ae2cefa80bddc3b5db30825b22c3a8fd606113be4b
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qy:zCsanOtEvwDpj+
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 2024-05-20_0b8be2595084d6ca28181cd14e2d3ab9_cryptolocker
Files
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2024-05-20_0b8be2595084d6ca28181cd14e2d3ab9_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