Behavioral task
behavioral1
Sample
2024-04-10_b268e1468073c6451d89c3a4f58fb861_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-10_b268e1468073c6451d89c3a4f58fb861_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-10_b268e1468073c6451d89c3a4f58fb861_cryptolocker
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Size
59KB
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MD5
b268e1468073c6451d89c3a4f58fb861
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SHA1
2d5dad9c19885a8e5e5b3c2f669060f77f7891e5
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SHA256
d100658b3fdd336d4332b62c97cee26a166298561cb7d08e444887b150a0b364
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SHA512
9f8931db668a579010670191d3194d311dab2b55cd08a674c08ea994b08d40bc51db7a5a11319c938e564e49388b715ce5f25dcd73dcf6368174b411d554c7cb
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appuU:z6QFElP6n+gKmddpMOtEvwDpj9aYaX
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 2024-04-10_b268e1468073c6451d89c3a4f58fb861_cryptolocker
Files
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2024-04-10_b268e1468073c6451d89c3a4f58fb861_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