Static task
static1
Behavioral task
behavioral1
Sample
2024-01-19_1c8623a93d40843cbf7fdbb2d073bdd9_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-19_1c8623a93d40843cbf7fdbb2d073bdd9_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-19_1c8623a93d40843cbf7fdbb2d073bdd9_cryptolocker
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Size
56KB
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MD5
1c8623a93d40843cbf7fdbb2d073bdd9
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SHA1
5b78243db93f3b3421a0e1497af6ffb46c0f8a92
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SHA256
d465ec7c3af6eb8ac49e41a6f4a31cc3e08138ec12098ec9c1a73fc0ac33f73b
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SHA512
78be89afbf6672c59c78cec88f73b11599c51bbb49e8437f18fff623b77e48b02774430954ec6b5fa81c5c55f67f3dbc2b70b9504b978babaee2cf3426aa4e8c
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZgBh8i6g7GoFt:xj+VGMOtEvwDpjubEgyt
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 2024-01-19_1c8623a93d40843cbf7fdbb2d073bdd9_cryptolocker
Files
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2024-01-19_1c8623a93d40843cbf7fdbb2d073bdd9_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: 13KB - Virtual size: 16KB
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