Static task
static1
Behavioral task
behavioral1
Sample
2024-02-20_41a1f7b19f2bfe412947847e4ceb410b_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-20_41a1f7b19f2bfe412947847e4ceb410b_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-20_41a1f7b19f2bfe412947847e4ceb410b_cryptolocker
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Size
40KB
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MD5
41a1f7b19f2bfe412947847e4ceb410b
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SHA1
d4800b002e5992ca58c23dacef0e02f3ae0b1864
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SHA256
3080dd27f7b6a8931ce5c23d765dc05f94730fd44cfd3909d3eea3cdfd631fd8
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SHA512
fd48418304562f7d9656212504c95d037edcb286cc52f77edfb7bbc646962ef9ff12ea000cb47496fd319e45bcae539dbb2673deab35aac1e2afffd82d7dc828
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6/Ct6L:6j+1NMOtEvwDpjrR26L
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 2024-02-20_41a1f7b19f2bfe412947847e4ceb410b_cryptolocker
Files
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2024-02-20_41a1f7b19f2bfe412947847e4ceb410b_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