Behavioral task
behavioral1
Sample
2024-02-23_13986093fbb93a1185315c716ac69e0f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_13986093fbb93a1185315c716ac69e0f_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_13986093fbb93a1185315c716ac69e0f_cryptolocker
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Size
59KB
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MD5
13986093fbb93a1185315c716ac69e0f
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SHA1
35056779c0b23fb732e9c08b60fd2d25bd63eae0
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SHA256
15d2b5863b620ecae75180af9494bc177c0613b8d37e5d9359fe3cb586c00bb4
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SHA512
df99a32a5029fae656f75a2c61771913d41d56a68aed6c2c77b84a027f64e84ca1e90c89035c83ee4b301f3ce957d78a79347f33fce8f79024ca27a7845c1f60
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAWbj:z6a+CdOOtEvwDpjQN
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 2024-02-23_13986093fbb93a1185315c716ac69e0f_cryptolocker
Files
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2024-02-23_13986093fbb93a1185315c716ac69e0f_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_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