Behavioral task
behavioral1
Sample
2024-03-16_bffaa646b4eba8f6f60b7cd993ed115b_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-16_bffaa646b4eba8f6f60b7cd993ed115b_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-16_bffaa646b4eba8f6f60b7cd993ed115b_cryptolocker
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Size
54KB
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MD5
bffaa646b4eba8f6f60b7cd993ed115b
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SHA1
18161abf86cccff2080d8791575cb54638a6f15e
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SHA256
d0367ec3086ea249fca3a4269e7efa1a379cab29d499b5fbcf626999a4c9c363
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SHA512
ba949996e6763a59acb35f11ae28bf7924558e69df0ebfcc9b91b3dfe2c8040912b51419cc1e0b44c16d0b9c2aae58642bafb56dae9a261050b23e83b6c16479
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5axK5:z6QFElP6n+gKmddpMOtEvwDpj9aYa6
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 2024-03-16_bffaa646b4eba8f6f60b7cd993ed115b_cryptolocker
Files
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2024-03-16_bffaa646b4eba8f6f60b7cd993ed115b_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