Static task
static1
Behavioral task
behavioral1
Sample
2024-02-19_8b31aff2608e98b0918d119dc5b2a864_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-19_8b31aff2608e98b0918d119dc5b2a864_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-19_8b31aff2608e98b0918d119dc5b2a864_cryptolocker
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Size
40KB
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MD5
8b31aff2608e98b0918d119dc5b2a864
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SHA1
cb277e862df22f82d462a56d35dce8bfa6813423
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SHA256
6a425a9b339aa1df1d6e38d195c3333637dbb9a47e5a05c46491a9090a8d74ff
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SHA512
bd3f690ba035ff001aeaa37ad43e3415a86efbc451d40fe24f488676457334913503b80c79e100a594582c9a9d8b3ffbabaf9c212a3dc5ca94328be5a371d8ce
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6/CtXP:6j+1NMOtEvwDpjrR2XP
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 2024-02-19_8b31aff2608e98b0918d119dc5b2a864_cryptolocker
Files
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2024-02-19_8b31aff2608e98b0918d119dc5b2a864_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