Static task
static1
Behavioral task
behavioral1
Sample
2024-01-29_62fb0536cdbc1a270b900d84e1641fb4_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-29_62fb0536cdbc1a270b900d84e1641fb4_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-29_62fb0536cdbc1a270b900d84e1641fb4_cryptolocker
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Size
100KB
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MD5
62fb0536cdbc1a270b900d84e1641fb4
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SHA1
3c443cdc484d41d86e35be1fad25e54bceb6a33e
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SHA256
84ac08bf9619ae9836f5e475660aee49615296aeaa91b15bb19b2cb94b0620b6
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SHA512
17e384d9c13ca5c909bf891d8dd89918832af999f4e61016561a8185c5b711c004e8c8988ff51adb948be0fd7d8b3659d347601e9723b22e14a3fa22c702c919
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2w/:xj+VGMOtEvwDpjubwQEIiVmkxv/c
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 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-01-29_62fb0536cdbc1a270b900d84e1641fb4_cryptolocker
Files
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2024-01-29_62fb0536cdbc1a270b900d84e1641fb4_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 16KB
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