Static task
static1
Behavioral task
behavioral1
Sample
2024-02-03_8e5523045a0a47864bab5d1ec1956e8a_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_8e5523045a0a47864bab5d1ec1956e8a_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-03_8e5523045a0a47864bab5d1ec1956e8a_cryptolocker
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Size
99KB
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MD5
8e5523045a0a47864bab5d1ec1956e8a
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SHA1
3ee3639066f8b1f1fbb4fda036d08012e5894863
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SHA256
9f8ad79e88813eeb4afd48ed4d7a31bcc193c7a8e7ef59676ad63f1efe126b14
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SHA512
4a6ae893b561547eee5a8d26da639e8cee386632ba7766f760a22539e39b43df9fc4faa2841c52b2f14464cfd31aa901486f24fa21f6fc266d26b8fd04f4a4dd
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2dx:xj+VGMOtEvwDpjubwQEIiVmkxv/n
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 2024-02-03_8e5523045a0a47864bab5d1ec1956e8a_cryptolocker
Files
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2024-02-03_8e5523045a0a47864bab5d1ec1956e8a_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