Behavioral task
behavioral1
Sample
2024-01-25_e3821581599650eb8cfa9add9e064a65_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-25_e3821581599650eb8cfa9add9e064a65_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-25_e3821581599650eb8cfa9add9e064a65_cryptolocker
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Size
75KB
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MD5
e3821581599650eb8cfa9add9e064a65
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SHA1
80bedcab12905c868ca343a0f15d2dec3009c3d0
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SHA256
9ce9d644f90c6d67e5c668f066fd5561f786849edcbdec96d0b661b20c7dd912
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SHA512
b2474aa8325a3da3d48e2b4068f353630921c36ba8bf56e9499c1aa4a0517fb04d9fccc9f37d09220c227fb6190676b295812b65d71063913f7dbfa7c7766ce2
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdW:T6a+rdOOtEvwDpjNtM
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 2024-01-25_e3821581599650eb8cfa9add9e064a65_cryptolocker
Files
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2024-01-25_e3821581599650eb8cfa9add9e064a65_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