Behavioral task
behavioral1
Sample
2024-03-19_4cd18c077ba47edc89f8146acaa73661_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-19_4cd18c077ba47edc89f8146acaa73661_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-19_4cd18c077ba47edc89f8146acaa73661_cryptolocker
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Size
64KB
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MD5
4cd18c077ba47edc89f8146acaa73661
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SHA1
51cc3edb4ce392e8414d1690862a958cc1d9c6a6
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SHA256
5d92010725331bf5976cef7f387cbdb37b59247386ac5772d0eb6f81988182fe
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SHA512
30e43a71fa5ca4fc560e9212c860d7ca1da837b8ccc41c29a6dd2afff945e821900ac07a021bb02e2e9a7d0927ade690a0f6135db2c5f66434adecba22e50cf4
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J5hRXqbYP:T6QFElP6n+gxmddpMOtEvwDpjwa3nOG
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_4cd18c077ba47edc89f8146acaa73661_cryptolocker
Files
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2024-03-19_4cd18c077ba47edc89f8146acaa73661_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