Behavioral task
behavioral1
Sample
2024-04-25_1a67c6c801a5973b578eaedfd95688ac_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-25_1a67c6c801a5973b578eaedfd95688ac_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-25_1a67c6c801a5973b578eaedfd95688ac_cryptolocker
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Size
80KB
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MD5
1a67c6c801a5973b578eaedfd95688ac
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SHA1
32036cc2d753b4ca0575ff8bb793263e16ca3190
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SHA256
b0e243a55b8f779a2279b94751690c8111a425039a37364a3ab7509ae60984ac
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SHA512
4c5fc0c5f13a8fc65e8b7d099265447aea175a8e039fcd690e22980a6e33a8d05660e9ddd88caed8fb54a0b0b7345f3289fb7f366c8488f0305482814d12375a
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBd2:T6a+rdOOtEvwDpjNts
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_1a67c6c801a5973b578eaedfd95688ac_cryptolocker
Files
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2024-04-25_1a67c6c801a5973b578eaedfd95688ac_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