Behavioral task
behavioral1
Sample
2024-01-28_8be96951c09d9f1bdff7e2a82bd70188_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_8be96951c09d9f1bdff7e2a82bd70188_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-28_8be96951c09d9f1bdff7e2a82bd70188_cryptolocker
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Size
75KB
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MD5
8be96951c09d9f1bdff7e2a82bd70188
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SHA1
179ccff61ad2d1015c0f1ac1fc9977266284a2fa
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SHA256
2bbccd3d6e961e7700889016ab23bd1c1cedcfbc31082504ef099bd67e27616f
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SHA512
95da9025a241736cf831e6e8059f3075fee6ca3ed8c810c7fc1dd78555a03b90d6ca33481620a4b498bbdf9eec3ff65a02b79cade09590d92b7371d32e4efc91
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdWj:T6a+rdOOtEvwDpjNta
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 2024-01-28_8be96951c09d9f1bdff7e2a82bd70188_cryptolocker
Files
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2024-01-28_8be96951c09d9f1bdff7e2a82bd70188_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