Static task
static1
Behavioral task
behavioral1
Sample
2024-01-28_7f812987e2bc46491d950932f38f3d28_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_7f812987e2bc46491d950932f38f3d28_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-28_7f812987e2bc46491d950932f38f3d28_cryptolocker
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Size
43KB
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MD5
7f812987e2bc46491d950932f38f3d28
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SHA1
85fb27054594ad8534fb4408ae78dc76ddf6543d
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SHA256
e3fded12aa7db47f85cec32c203b95092c561b60acc045df5b6af9b9bc463a2c
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SHA512
75df7e6be400aacaae05ad7d361028c202b4f7296daf0320bdf4933438f68095f3cbebb914424c6dbe26ed8b39e7ccf250c38c25bb90b14c82fee0eff37d4887
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPhbCi44vRU:6j+1NMOtEvwDpjr8dx4v
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 2024-01-28_7f812987e2bc46491d950932f38f3d28_cryptolocker
Files
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2024-01-28_7f812987e2bc46491d950932f38f3d28_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: 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