Behavioral task
behavioral1
Sample
2024-05-28_a4020044e23bf03ba13cf21cb52190b6_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-28_a4020044e23bf03ba13cf21cb52190b6_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-28_a4020044e23bf03ba13cf21cb52190b6_cryptolocker
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Size
75KB
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MD5
a4020044e23bf03ba13cf21cb52190b6
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SHA1
c8f63498b1da666b05d66a484e5ee4355d2dda9c
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SHA256
d87c35174b3462a3d2d5f7ba0429f273ee3430dabca16ac26dfa3c391c60a431
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SHA512
dea2e8a0b99879bea7c8edc2b0c5d5ca70042cb08ebcde6c07c30d6cb8d9048cec40a904d9d1abf3ecd140e61b9479722cf6077fbad1c086e14fb8086468720b
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsal81Gm:1nK6a+qdOOtEvwDpjX
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 2024-05-28_a4020044e23bf03ba13cf21cb52190b6_cryptolocker
Files
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2024-05-28_a4020044e23bf03ba13cf21cb52190b6_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