Static task
static1
Behavioral task
behavioral1
Sample
2024-03-07_4cb8757afdf7edcc185816d99765ccfc_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-03-07_4cb8757afdf7edcc185816d99765ccfc_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-07_4cb8757afdf7edcc185816d99765ccfc_cryptolocker
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Size
93KB
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MD5
4cb8757afdf7edcc185816d99765ccfc
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SHA1
568221be110fec3f8ab3f55545f768d15e1a996d
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SHA256
15922a1b9d5798e1105408d92970fae31c664fff53e9633e706dba9b6a02077d
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SHA512
92bb18da92b404e46fccfeab69cc0292e07dd2d5379d5f9adc9324dce6e31e5ca4c0c4a22b06fe531b27109b996a8289c0a74105a89f2280d4c4908c6e178ff3
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvP2d:xj+VGMOtEvwDpjubwQEI8UtzNcO8nSv
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 2024-03-07_4cb8757afdf7edcc185816d99765ccfc_cryptolocker
Files
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2024-03-07_4cb8757afdf7edcc185816d99765ccfc_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