Static task
static1
Behavioral task
behavioral1
Sample
2024-04-16_4fc91b867da887f3d9445194069c1c5c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-16_4fc91b867da887f3d9445194069c1c5c_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-16_4fc91b867da887f3d9445194069c1c5c_cryptolocker
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Size
101KB
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MD5
4fc91b867da887f3d9445194069c1c5c
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SHA1
88429e65857de4042f793b42dcdf7e17db27b26c
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SHA256
9cdf184d7a62ca769386c17e6ef3f9a1c27cc735b028d7241258e19304f3bcc8
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SHA512
c30e2161de837ce1185b91df96704692417c2d133aaeeb92848c60a598377a39c4a1b78c134d71fae37c53c711db3e6948c01df537d39cb783cbc87b15308271
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2zc:xj+VGMOtEvwDpjubwQEIiVmkxv/Pc
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 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-16_4fc91b867da887f3d9445194069c1c5c_cryptolocker
Files
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2024-04-16_4fc91b867da887f3d9445194069c1c5c_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 16KB
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