Behavioral task
behavioral1
Sample
2024-03-09_305c777743a4c0488f6c3d420e7f02ab_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-09_305c777743a4c0488f6c3d420e7f02ab_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-09_305c777743a4c0488f6c3d420e7f02ab_cryptolocker
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Size
118KB
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MD5
305c777743a4c0488f6c3d420e7f02ab
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SHA1
05409a5d037164754fc990dfd1d4f973fcc444ce
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SHA256
d6f575a6631cae149d0ecb47e2c65e1b97214b80aaf80eb8c0b2d383d80f4a31
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SHA512
11d082c87e2a69afed84b3c2eaf31123e1fbc6f13ecf51fefe514aeaee0b6ed33f385cc784793ecf72beff77ed6d60b59a0b897596eea153e595b2f673bde627
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01Qah:z6a+CdOOtEvwDpjczb
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 2024-03-09_305c777743a4c0488f6c3d420e7f02ab_cryptolocker
Files
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2024-03-09_305c777743a4c0488f6c3d420e7f02ab_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_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - 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