Static task
static1
Behavioral task
behavioral1
Sample
2024-04-09_8153fd805e974e24ac27a2249791ba52_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-09_8153fd805e974e24ac27a2249791ba52_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-04-09_8153fd805e974e24ac27a2249791ba52_cryptolocker
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Size
101KB
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MD5
8153fd805e974e24ac27a2249791ba52
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SHA1
87f4a5eac503ebedf9573f4ee667ef55bd2133f4
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SHA256
8b2379e16fd5472adeb92cced019ed40d7c68b10a422cc748f2b5b41b3de3c53
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SHA512
de3fe7c7e8ebfc6991ba66cf7328ed64ff314c5d7f938d4a849455c5ca64ab4b7ef555be8b81f49237d9292693bc44bac5435f218224d52b4accecd11f0ab035
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2z5:xj+VGMOtEvwDpjubwQEIiVmkxv/P5
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 2024-04-09_8153fd805e974e24ac27a2249791ba52_cryptolocker
Files
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2024-04-09_8153fd805e974e24ac27a2249791ba52_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