Static task
static1
Behavioral task
behavioral1
Sample
2024-06-12_7a52b4e4b92b438a7074c9a4d99c97f2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-12_7a52b4e4b92b438a7074c9a4d99c97f2_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-06-12_7a52b4e4b92b438a7074c9a4d99c97f2_cryptolocker
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Size
96KB
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MD5
7a52b4e4b92b438a7074c9a4d99c97f2
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SHA1
ef4481d7c3004af7eb8eb86101426a446e604e59
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SHA256
38d18a2cf9b7ea88bbac7f0a55fec01dc8a85e17f39996637f34c4243a2cf3fb
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SHA512
f6d2d9f1a37f1746dd7e56beb9c837b6465ea9e823644e8390fd0193d1d3134bcec83afa3014786c85613edb676fc90de6343f05eaf144661566ce65fbd063b3
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJYT:xj+VGMOtEvwDpjubwQEIiVmksT
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 2024-06-12_7a52b4e4b92b438a7074c9a4d99c97f2_cryptolocker
Files
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2024-06-12_7a52b4e4b92b438a7074c9a4d99c97f2_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