Behavioral task
behavioral1
Sample
2024-04-11_628d1134f22996fecf561ecebfb17cd9_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-11_628d1134f22996fecf561ecebfb17cd9_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-11_628d1134f22996fecf561ecebfb17cd9_cryptolocker
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Size
84KB
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MD5
628d1134f22996fecf561ecebfb17cd9
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SHA1
90090953ec752851917655d625e11df784667534
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SHA256
a5f00d88eea1e7f0ffed0f636afa6ff4e18379727c859714377da6a636098c64
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SHA512
8eed0e6eb88fbc76695ba691fd78ea8ca60a9f554ed853017263ac80cdddeebca453e4ab515e8dcd68a46b19efbea7fd1f5fc0e7782ded5a9080e1ee9987b314
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7n:T6a+rdOOtEvwDpjN7
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 2024-04-11_628d1134f22996fecf561ecebfb17cd9_cryptolocker
Files
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2024-04-11_628d1134f22996fecf561ecebfb17cd9_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