Static task
static1
Behavioral task
behavioral1
Sample
2024-03-26_eefa5ad9c17a2701a38e1ab8f7cb815c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-26_eefa5ad9c17a2701a38e1ab8f7cb815c_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-26_eefa5ad9c17a2701a38e1ab8f7cb815c_cryptolocker
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Size
101KB
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MD5
eefa5ad9c17a2701a38e1ab8f7cb815c
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SHA1
108739117df62d968013bd56d5da48c7024df1b2
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SHA256
a69e39e5be8d0b75755a6cb19d2b9f37ef10c502d040ee0d03d2b1fd83d6c462
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SHA512
639536bc39a4c5ccfa5015d4718f4a794cc20b6d2a8eb57e97132e758be447ecc22938022bad46b14f9ca9e9be3fcb6dd81536af322f8efc762052cac5400d01
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2wSdv:xj+VGMOtEvwDpjubwQEIiVmkxv/T
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 2024-03-26_eefa5ad9c17a2701a38e1ab8f7cb815c_cryptolocker
Files
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2024-03-26_eefa5ad9c17a2701a38e1ab8f7cb815c_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