Behavioral task
behavioral1
Sample
2024-05-24_80da98f5b343961fb46d2e9a31dbdba3_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-24_80da98f5b343961fb46d2e9a31dbdba3_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-24_80da98f5b343961fb46d2e9a31dbdba3_cryptolocker
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Size
95KB
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MD5
80da98f5b343961fb46d2e9a31dbdba3
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SHA1
e017b14ce1f7e94e23013f1e3ffe484e9dbc3017
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SHA256
90e1ffc041939e5b96fa0cee86f4d1858178232ac8731726526c20b035c9269c
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SHA512
82ce763855efcf1117c7c9b31ea60085615c85f95501a031b026fa708a30d77a704dd217c138cce7441ca12372a7ea3c58fd71d9ab08bdb5f3f6b51d0d2b4ebc
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/kw:zCsanOtEvwDpjBD
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 2024-05-24_80da98f5b343961fb46d2e9a31dbdba3_cryptolocker
Files
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2024-05-24_80da98f5b343961fb46d2e9a31dbdba3_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