Static task
static1
Behavioral task
behavioral1
Sample
2024-02-21_8827b05785b00e4943c1c6ec6217f4c7_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-21_8827b05785b00e4943c1c6ec6217f4c7_cryptolocker.exe
Resource
win10v2004-20240220-en
General
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Target
2024-02-21_8827b05785b00e4943c1c6ec6217f4c7_cryptolocker
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Size
63KB
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MD5
8827b05785b00e4943c1c6ec6217f4c7
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SHA1
4ac3817a65d0b29f4bc5a318daca7e1669f14094
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SHA256
8ce3c9285300b595f606d4bf5210d6da78a67b6982184195cb7ffed76c10bae1
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SHA512
d1ed28d15877d3e9615a98172d1efbb450c8b80b48c6d68389d104b51edbed9fc8904cd64e9beb14d915b55ebdbb9fabc38da4391bfbd5970df817279d709376
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5I52kGEO10KmeA:6j+1NMOtEvwDpjr8ox8UDEy0KmeA
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 2024-02-21_8827b05785b00e4943c1c6ec6217f4c7_cryptolocker
Files
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2024-02-21_8827b05785b00e4943c1c6ec6217f4c7_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