Static task
static1
Behavioral task
behavioral1
Sample
2024-02-28_5b8ef0c603bc1e1cd84f7845a1a89f5a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_5b8ef0c603bc1e1cd84f7845a1a89f5a_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_5b8ef0c603bc1e1cd84f7845a1a89f5a_cryptolocker
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Size
52KB
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MD5
5b8ef0c603bc1e1cd84f7845a1a89f5a
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SHA1
a8968613c74812e40cb6ad37303b1c8b16c69290
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SHA256
ca5e39daf140f277c05a885c728d82d084be0c8cc7b9495192c312aebfa4867b
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SHA512
c33b63c081e23cc68d08707d7ce3aa72e56e65e8206c7587af8ae9dcd9bd507737a1ec109c65ce083f933937d1e65705dfa5a3a4363408efeba1ec3c37ad2815
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5QJz7R:6j+1NMOtEvwDpjr8oxEP
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 2024-02-28_5b8ef0c603bc1e1cd84f7845a1a89f5a_cryptolocker
Files
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2024-02-28_5b8ef0c603bc1e1cd84f7845a1a89f5a_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