Behavioral task
behavioral1
Sample
2024-04-22_bfc24622cc71142ce1a47a208448e2d9_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-22_bfc24622cc71142ce1a47a208448e2d9_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-22_bfc24622cc71142ce1a47a208448e2d9_cryptolocker
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Size
77KB
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MD5
bfc24622cc71142ce1a47a208448e2d9
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SHA1
023d20c60b08b77aa859bc9fe40e9677355dfc4b
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SHA256
a60f4b9361062313a3c68c822acbd5d06b46c205f18ff4a56fb2296687bbf26f
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SHA512
7c31b72c40c6f2af31bad180fd4c0abcd062d63f572813234c5c828964638ba06174abcbc345c21c2c79254d431d2ed6d99253703f66445a161846a4b298a2b7
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcRK:T6a+rdOOtEvwDpjNtr
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 2024-04-22_bfc24622cc71142ce1a47a208448e2d9_cryptolocker
Files
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2024-04-22_bfc24622cc71142ce1a47a208448e2d9_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