Behavioral task
behavioral1
Sample
2024-06-01_2581b0492bdf43e42ecff0b28e756076_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-01_2581b0492bdf43e42ecff0b28e756076_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-01_2581b0492bdf43e42ecff0b28e756076_cryptolocker
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Size
60KB
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MD5
2581b0492bdf43e42ecff0b28e756076
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SHA1
d536593440b1ac814bd562f1ec7f55d5d7beec0f
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SHA256
3d1a1e2667d695b00913bd2dc028a9dc626dd80f2dae85a8952c7c39ac84aab6
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SHA512
32dbb0bd4805e9280dd057471d9f13cde74b131069d97a968a83259cea0b851e3948369815f56a0a4603a339b6d0c8698cf08ac7484fcd3d19121c3ca02e3e04
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPjH:H6QFElP6n+gou9cvMOtEvwDpjCpVXW
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 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-06-01_2581b0492bdf43e42ecff0b28e756076_cryptolocker
Files
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2024-06-01_2581b0492bdf43e42ecff0b28e756076_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
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
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