Static task
static1
Behavioral task
behavioral1
Sample
2024-01-23_bd5c9e83857425ccd4cff87feca4d5f4_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-23_bd5c9e83857425ccd4cff87feca4d5f4_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-23_bd5c9e83857425ccd4cff87feca4d5f4_cryptolocker
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Size
39KB
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MD5
bd5c9e83857425ccd4cff87feca4d5f4
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SHA1
4223041503d81d446f525b17b9c79afcd31851a7
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SHA256
457ec18c5adaf6378d763c62911ef7a0c2496f165ed80a6b0328143e124a4248
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SHA512
5fe804eeeea9534f276547e68a58480000b43cadb83908bec734a452ba9c4c03f59082d402597d35e1739c191247182b0dacaee7068bbc9dc648cdcc0a8a5d01
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqhMWKajz:6j+1NMOtEvwDpjrobz
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 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-01-23_bd5c9e83857425ccd4cff87feca4d5f4_cryptolocker
Files
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2024-01-23_bd5c9e83857425ccd4cff87feca4d5f4_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_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