Behavioral task
behavioral1
Sample
2024-03-19_72ba4b040b2d03ed389d3c6436be3d41_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-19_72ba4b040b2d03ed389d3c6436be3d41_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-19_72ba4b040b2d03ed389d3c6436be3d41_cryptolocker
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Size
75KB
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MD5
72ba4b040b2d03ed389d3c6436be3d41
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SHA1
9a0fe8901d39b3c3f12900eb8767911fb097ddbd
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SHA256
bbae0ffff51e11fad66594ca8e8fb02e29484b7972cb7a7da45ad972c68e4322
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SHA512
c84a5a7ca6b5a414e40d9dff376ba8fd4e3a395b49872a53fe283eeb5ef9bea171d5a22890430ed673ca4983e1ec3a73a7c4185f7a8650d72b2cfeac75cfba84
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcRX:T6a+rdOOtEvwDpjNtW
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 2024-03-19_72ba4b040b2d03ed389d3c6436be3d41_cryptolocker
Files
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2024-03-19_72ba4b040b2d03ed389d3c6436be3d41_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