Static task
static1
Behavioral task
behavioral1
Sample
2024-04-16_c5b7b6d96b35f85307b6ff00b62b2a6d_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-16_c5b7b6d96b35f85307b6ff00b62b2a6d_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-16_c5b7b6d96b35f85307b6ff00b62b2a6d_cryptolocker
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Size
61KB
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MD5
c5b7b6d96b35f85307b6ff00b62b2a6d
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SHA1
9901e677aab73fdc2ff4e40e4bde406bde43fb86
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SHA256
496c099a6fd4652f6d4463a3813333a29d1ccf0a0545dbb1e113d3fba6ff96d2
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SHA512
fd11c41b46710d47a628b7cef0ea0edb629ae78c791969f337ef34e72f3186fcda5d7085fbfe222ac284c23959b4a324c02d74d01e48248deaa4d4d4764a5d5d
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZgBh8i6g7GoFwDFP:xj+VGMOtEvwDpjubEgywZ
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 2024-04-16_c5b7b6d96b35f85307b6ff00b62b2a6d_cryptolocker
Files
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2024-04-16_c5b7b6d96b35f85307b6ff00b62b2a6d_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