Static task
static1
Behavioral task
behavioral1
Sample
2024-01-27_94a857c9a72a0e8cf9c54af947495f4b_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_94a857c9a72a0e8cf9c54af947495f4b_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-27_94a857c9a72a0e8cf9c54af947495f4b_cryptolocker
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Size
100KB
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MD5
94a857c9a72a0e8cf9c54af947495f4b
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SHA1
28af09e61653e501f5bac78deebe2428833bd08a
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SHA256
5dd509524916fd777b68c453a3338a6b838b3262c281896a905d6945290b043d
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SHA512
1e805b860890b1b4daed14e759d95db88985610f358e9a748db3458db870a57e253e149e54d38ceb2a5a3214d54c28174182d172501b4f1803d06947c5d3635b
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k25:xj+VGMOtEvwDpjubwQEIiVmkxv/t
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 2024-01-27_94a857c9a72a0e8cf9c54af947495f4b_cryptolocker
Files
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2024-01-27_94a857c9a72a0e8cf9c54af947495f4b_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