Behavioral task
behavioral1
Sample
2024-03-28_7641ec6b1868984b0654e12e465688f4_cryptolocker.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
2024-03-28_7641ec6b1868984b0654e12e465688f4_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-28_7641ec6b1868984b0654e12e465688f4_cryptolocker
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Size
72KB
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MD5
7641ec6b1868984b0654e12e465688f4
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SHA1
b7a688588f24116f33742f00134c0f2961ae5d0d
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SHA256
01bb3dcab5e8b289bd086bf2f173a83aa50b8099917e275a4877b38028021297
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SHA512
4dc7fddeabb190903bf4ac989194907b290be6ae71478d85a33b7b7faa8bd4ba25a2cc4c90209a9a113153b97cb4a6de450daaed7aaddf5f2a3e7d10f85fdb25
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsaleFK:1nK6a+qdOOtEvwDpj4
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 2024-03-28_7641ec6b1868984b0654e12e465688f4_cryptolocker
Files
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2024-03-28_7641ec6b1868984b0654e12e465688f4_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE