Static task
static1
Behavioral task
behavioral1
Sample
2024-02-17_3b403cdc3aabe5a66e131c74878511a8_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-17_3b403cdc3aabe5a66e131c74878511a8_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-17_3b403cdc3aabe5a66e131c74878511a8_cryptolocker
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Size
99KB
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MD5
3b403cdc3aabe5a66e131c74878511a8
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SHA1
83210be4320c4f98f6848d319be3a75eab42aca1
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SHA256
839a880ad3405393f9b7e1d36c7a2f80e93dcc0d0d0299cd2e88857179369516
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SHA512
e67605db729d79c22813fd0792048eb206dabb63429c19b1f4f0644d151de488c1facd2ff99b1fb0c01c39408a0b4d757979be57342a898c10c21df7d27d56de
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k28Kc:xj+VGMOtEvwDpjubwQEIiVmkxv/wKc
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 2024-02-17_3b403cdc3aabe5a66e131c74878511a8_cryptolocker
Files
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2024-02-17_3b403cdc3aabe5a66e131c74878511a8_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