Behavioral task
behavioral1
Sample
2024-03-08_a3d2bdfadfa4df72c16bc4fdd1f81b64_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-08_a3d2bdfadfa4df72c16bc4fdd1f81b64_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-08_a3d2bdfadfa4df72c16bc4fdd1f81b64_cryptolocker
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Size
86KB
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MD5
a3d2bdfadfa4df72c16bc4fdd1f81b64
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SHA1
61dc302a7aea25d3605bb187c52226e61a89088f
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SHA256
a437062d210c0dd282e10f9967b65c72c8a69407f8aa89bf59144a8f4c1440da
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SHA512
c82d314261d29fea5cd7ae9ae04601349f279b5511c113a9faf009ab4efc9cc1c590a01a25f207c5c6b4646cba1bb1b7a6770a2b0d4e83b0b9b22aef6e238420
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDj3:zCsanOtEvwDpjG
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 2024-03-08_a3d2bdfadfa4df72c16bc4fdd1f81b64_cryptolocker
Files
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2024-03-08_a3d2bdfadfa4df72c16bc4fdd1f81b64_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