Behavioral task
behavioral1
Sample
2024-04-25_0a5d5acdd7ca0a344bd1b31875953a6c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-25_0a5d5acdd7ca0a344bd1b31875953a6c_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-25_0a5d5acdd7ca0a344bd1b31875953a6c_cryptolocker
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Size
76KB
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MD5
0a5d5acdd7ca0a344bd1b31875953a6c
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SHA1
5116043039a01487af5bb0fbf95a3c669e375284
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SHA256
019a5854af69b00ec48a54c6f5a1b276c2579de0a6678b29839c43985dd60835
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SHA512
cb6ed4b3b9232283bd6779600e85bfb59c7a443a89101d8ddd6e3144c90a9c29d8f170b4cba9587653193e0400b9c448ff49a50b561b713006c0d555dfbe7c00
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxBv:T6a+rdOOtEvwDpjNtHPy
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 2024-04-25_0a5d5acdd7ca0a344bd1b31875953a6c_cryptolocker
Files
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2024-04-25_0a5d5acdd7ca0a344bd1b31875953a6c_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