Static task
static1
Behavioral task
behavioral1
Sample
2024-04-21_64b9b53597bf2d7e13d40a3d2c0f37af_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-21_64b9b53597bf2d7e13d40a3d2c0f37af_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-21_64b9b53597bf2d7e13d40a3d2c0f37af_cryptolocker
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Size
95KB
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MD5
64b9b53597bf2d7e13d40a3d2c0f37af
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SHA1
4a725d419160d5e6822d54f490a4589207aca2dc
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SHA256
f4e8db04ac9e5d89575af217af19e0c782bad5d699c75f2aa8fa4ab530940ef9
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SHA512
031b2386d097167581d76e4460dadafab0cb9a6c1f83bd5aa8bfdb20b659e45ce00e31cee8157c32fd610b1c11ef3079537070de0c214817d59ce44fec950b56
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJvj8v:xj+VGMOtEvwDpjubwQEIiVmkPS
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 2024-04-21_64b9b53597bf2d7e13d40a3d2c0f37af_cryptolocker
Files
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2024-04-21_64b9b53597bf2d7e13d40a3d2c0f37af_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