Static task
static1
Behavioral task
behavioral1
Sample
2024-02-12_bf38d49fff150c56e4bc40e1381bcbc5_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-12_bf38d49fff150c56e4bc40e1381bcbc5_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-12_bf38d49fff150c56e4bc40e1381bcbc5_cryptolocker
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Size
43KB
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MD5
bf38d49fff150c56e4bc40e1381bcbc5
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SHA1
de686e86384b93096e9f5e12d6fb4bcc5b567ce7
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SHA256
545f733ba8ce3372bab23b6f342c416a4fea6f9ca8a9f79b5f8d6430a2dc4ac3
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SHA512
5885aa46403c5d1f6a90e1138cca753065b38d38f5ad86189955dade0a2a5e63e94c27c0bb40a5ea7e9b4355145a95339cbc2274f781c790a6b87947aefc6ded
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPhqlcnvR:6j+1NMOtEvwDpjr8hR
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 2024-02-12_bf38d49fff150c56e4bc40e1381bcbc5_cryptolocker
Files
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2024-02-12_bf38d49fff150c56e4bc40e1381bcbc5_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