Behavioral task
behavioral1
Sample
2024-06-10_a3847f2b05ab33cbf099b3edaf03ef95_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-06-10_a3847f2b05ab33cbf099b3edaf03ef95_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-06-10_a3847f2b05ab33cbf099b3edaf03ef95_cryptolocker
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Size
81KB
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MD5
a3847f2b05ab33cbf099b3edaf03ef95
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SHA1
3789a279256207ffc4aca0144da5b2c959df86f2
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SHA256
1f927c368b5577646391fe36607362a15a2dfa09cdc93798bfa0415b18265ead
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SHA512
d759bafdd557267482150f3e1a8317453ac08839f4b7a47154122c0b2b53790f3c0dfaf3c76bcdb0f7f8be8db6e45d8bbaadb6f78d7ddd66a2d96668816c5637
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QL: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 2024-06-10_a3847f2b05ab33cbf099b3edaf03ef95_cryptolocker
Files
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2024-06-10_a3847f2b05ab33cbf099b3edaf03ef95_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