Behavioral task
behavioral1
Sample
2024-04-17_a7a3ab0edf81fb5cb1c2e1c338624580_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-17_a7a3ab0edf81fb5cb1c2e1c338624580_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-17_a7a3ab0edf81fb5cb1c2e1c338624580_cryptolocker
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Size
51KB
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MD5
a7a3ab0edf81fb5cb1c2e1c338624580
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SHA1
bc79d9f7726fafcff8f60582534489f5049b4472
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SHA256
34b2db7e4692383c40882bb8dbb2c7cca77b6d990bd46f087256a2fdbb30eda0
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SHA512
0ee155918776f1b768de90531e6edfd9bb762b8d374329d66b10ce0cd98cf984e8389118b8cd94785b65ba770e4d0ccf892af5705d3e7837ab8d00cbe0e872dd
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTO9:z6QFElP6n+gKmddpMOtEvwDpj31i9
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 2024-04-17_a7a3ab0edf81fb5cb1c2e1c338624580_cryptolocker
Files
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2024-04-17_a7a3ab0edf81fb5cb1c2e1c338624580_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