Static task
static1
Behavioral task
behavioral1
Sample
2024-03-12_21af3b45a2eb950e47b5fe8e754f3fa6_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-12_21af3b45a2eb950e47b5fe8e754f3fa6_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-12_21af3b45a2eb950e47b5fe8e754f3fa6_cryptolocker
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Size
57KB
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MD5
21af3b45a2eb950e47b5fe8e754f3fa6
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SHA1
8a3a7fd0cd95d3a356e7b380b572290a0d9fc25c
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SHA256
6873fa16feb3acf11dc38cff5c30471af9cce6c58416a26d7e91130bb388bd89
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SHA512
8e9e981b75ca14712e0477c18bfb1d7199399cfb52addbada1d53f5da59dbaa084f8e143af828c10b8795dce4a6ba4ac0969216e0722640cf533598a8d286626
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZgBh8i6g7Gowfj8ui:xj+VGMOtEvwDpjubEgdi
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 2024-03-12_21af3b45a2eb950e47b5fe8e754f3fa6_cryptolocker
Files
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2024-03-12_21af3b45a2eb950e47b5fe8e754f3fa6_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