Behavioral task
behavioral1
Sample
2024-04-24_eac2a4279e811157cb9aafddde988938_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-24_eac2a4279e811157cb9aafddde988938_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-24_eac2a4279e811157cb9aafddde988938_cryptolocker
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Size
55KB
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MD5
eac2a4279e811157cb9aafddde988938
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SHA1
d3aaee81c00d221dbf552530e43dfbb348c87eb6
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SHA256
8f15d40777a9417c83b302a8c65090ed4932f73febfb5eda7592911df6061174
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SHA512
d535d3ee9303be5fa49384dd0936346583b6f9a260e71abcdea9e8ae9fd0fba4f020c8ec7ad31326ca57788b5ebebbf40ba95c3581c971e228f15f65a0773c86
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjl0:bP9g/xtCS3Dxx0f
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-24_eac2a4279e811157cb9aafddde988938_cryptolocker
Files
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2024-04-24_eac2a4279e811157cb9aafddde988938_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
UPX0 Size: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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