Behavioral task
behavioral1
Sample
2024-02-13_f91009b96c8f8bd5d7fde696dd8a4ea9_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-13_f91009b96c8f8bd5d7fde696dd8a4ea9_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-13_f91009b96c8f8bd5d7fde696dd8a4ea9_cryptolocker
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Size
82KB
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MD5
f91009b96c8f8bd5d7fde696dd8a4ea9
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SHA1
5a20cb43fa8549c6035211c3bb2edd3eb0032ec5
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SHA256
515c216f565a096bd24506525f8b88a71a9755e497ff21f639f9f36ba9f97831
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SHA512
d8b3efda342db7c2e8437110dec341f28fcc661c9bd221135c53677b53eb5adc9bc0df5999134097a3792a2a1f9a8c7341dfc4fa6a5e6f3b069e01e7b852a68d
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7vK:T6a+rdOOtEvwDpjN2
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 2024-02-13_f91009b96c8f8bd5d7fde696dd8a4ea9_cryptolocker
Files
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2024-02-13_f91009b96c8f8bd5d7fde696dd8a4ea9_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