Behavioral task
behavioral1
Sample
2024-03-19_a5440c8c930e3b86452997c814e42225_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-19_a5440c8c930e3b86452997c814e42225_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-19_a5440c8c930e3b86452997c814e42225_cryptolocker
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Size
61KB
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MD5
a5440c8c930e3b86452997c814e42225
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SHA1
ce2f2d64d0dc0642e9474a3e3c8f2d7cdceb2931
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SHA256
3e763b420efac2fcecfaf271b5d59f209d5d27d5d4a1ff7ce81778cef7a60fee
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SHA512
a192ba2a4560d318aa7ad60a09fa0aeb8d32ee6728a466cf7c52979d2e346c6ad1f4f98c48c6e274695439b62205ef3d1460b34c303606b847cc0d9b9764a68e
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J59h:T6QFElP6n+gxmddpMOtEvwDpjwa39h
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 2024-03-19_a5440c8c930e3b86452997c814e42225_cryptolocker
Files
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2024-03-19_a5440c8c930e3b86452997c814e42225_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