Behavioral task
behavioral1
Sample
2024-03-25_b36f738007c0622fed3ce84a104c313c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-25_b36f738007c0622fed3ce84a104c313c_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-25_b36f738007c0622fed3ce84a104c313c_cryptolocker
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Size
83KB
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MD5
b36f738007c0622fed3ce84a104c313c
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SHA1
9b123f5342cb5ade72115cdc44672b850b181ae2
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SHA256
d69edbed1230e21309fac6d3d0f27b8b25201da7a406ee3021dcb78c04f158e6
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SHA512
7a0dc4ded2a577424fffd084ff65c84941f8eda7883d1ef9c75e54a8debb0eb97258d9fd0feb6d33fb1501bab8c8cf900402a66840506e7e3e1d76da3c24f526
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBd0+:T6a+rdOOtEvwDpjNtd
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 2024-03-25_b36f738007c0622fed3ce84a104c313c_cryptolocker
Files
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2024-03-25_b36f738007c0622fed3ce84a104c313c_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