Behavioral task
behavioral1
Sample
2024-04-05_7e5fefdb50b832b320b529e7fff05dfa_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-05_7e5fefdb50b832b320b529e7fff05dfa_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-04-05_7e5fefdb50b832b320b529e7fff05dfa_cryptolocker
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Size
82KB
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MD5
7e5fefdb50b832b320b529e7fff05dfa
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SHA1
781dcb2305e184add641b103e87e864451f54fe8
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SHA256
5ab0a62b155e7d6316fda192bab79153dbf7555b07360e6629e17f37622f6300
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SHA512
ee435290096f8fde1ea4436a93e148c924103c4f144f864bd5acd56026163debf36569a6080e7cfd3e89bbe4e1ec978da8d494b4729532fb31a5a05b8611aee9
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT76B:T6a+rdOOtEvwDpjN2
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 -
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 2024-04-05_7e5fefdb50b832b320b529e7fff05dfa_cryptolocker
Files
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2024-04-05_7e5fefdb50b832b320b529e7fff05dfa_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_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