Behavioral task
behavioral1
Sample
2024-05-14_c263ae3e0fb746ee6fc403ca0c8aa0d4_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-14_c263ae3e0fb746ee6fc403ca0c8aa0d4_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-14_c263ae3e0fb746ee6fc403ca0c8aa0d4_cryptolocker
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Size
53KB
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MD5
c263ae3e0fb746ee6fc403ca0c8aa0d4
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SHA1
266b83bea76e8c9a2d2a600caa9807657c21a98e
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SHA256
ad2a984ece2b1419893c3e49fd3a48092943135e70a2a626d4283f9ae33acf33
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SHA512
8006b08eb5f0397e4189f5cc16d4161e4cb86786bbe24cc57e33747e7d56aa258f7102c212596f74c19aeb2bfbee7f8d729c3aa478aa9c66e63ccf654a2e6877
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOk2:z6QFElP6n+gKmddpMOtEvwDpj31ik2
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 2024-05-14_c263ae3e0fb746ee6fc403ca0c8aa0d4_cryptolocker
Files
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2024-05-14_c263ae3e0fb746ee6fc403ca0c8aa0d4_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