Static task
static1
Behavioral task
behavioral1
Sample
2024-04-08_3fe833cb801a8e3a4385c0971e646047_cryptolocker.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
2024-04-08_3fe833cb801a8e3a4385c0971e646047_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-08_3fe833cb801a8e3a4385c0971e646047_cryptolocker
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Size
100KB
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MD5
3fe833cb801a8e3a4385c0971e646047
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SHA1
7969018e683b11f2eee17ed55f7b40861e73a099
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SHA256
cc64b101d214563148f863bc8ec260444a4815e954ab8cab23c2fc693da9a86e
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SHA512
fd2784cd4dc7b17721f6fcac7d9dd1e37bf364f184dfb4af4821b30e63cba6caa60b226a41ce63a8c87ee1c60ff93203e6a2d55f630b284235639d5cde6b984b
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2zY:xj+VGMOtEvwDpjubwQEIiVmkxv/PY
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 2024-04-08_3fe833cb801a8e3a4385c0971e646047_cryptolocker
Files
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2024-04-08_3fe833cb801a8e3a4385c0971e646047_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