Behavioral task
behavioral1
Sample
2024-02-23_1480879c9baa4065449dd6a2db3d85c0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_1480879c9baa4065449dd6a2db3d85c0_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_1480879c9baa4065449dd6a2db3d85c0_cryptolocker
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Size
81KB
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MD5
1480879c9baa4065449dd6a2db3d85c0
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SHA1
ce006385681a67a2ae0b4a0d051fbf1113420a18
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SHA256
9f365622aff1ec3327f2ad4c2e7e955fa94880b7a1f958c1c14aa473029c2c1d
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SHA512
72e2684b62d5cc4edc7f01f49841788497620cc47845affb1b0146755e60ad4d90acccb5e1f49b596523edfb595e4b44b4f83fd870594b61782355610b45dcd1
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdez:T6a+rdOOtEvwDpjNtK
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 2024-02-23_1480879c9baa4065449dd6a2db3d85c0_cryptolocker
Files
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2024-02-23_1480879c9baa4065449dd6a2db3d85c0_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