Behavioral task
behavioral1
Sample
2024-03-28_102c0b77550d6fa72e925a59f4a1d6ff_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-28_102c0b77550d6fa72e925a59f4a1d6ff_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-28_102c0b77550d6fa72e925a59f4a1d6ff_cryptolocker
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Size
50KB
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MD5
102c0b77550d6fa72e925a59f4a1d6ff
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SHA1
d9ec3304f84cf8d1b4d8a65d6a506616702bf288
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SHA256
e6d9c8d75c4e32b1a511aaebf82b3abb5fa37d362af6c58b617a7cf41d55f6b6
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SHA512
ec70132edb519be454335008cc459404b5c64720ca024ec5ab4211585fbd685e3ff11d59bae35c6f9a7ff1f6176e9b1a786344dd44a9fba2193caa85af2d4e1e
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTG:z6QFElP6n+gKmddpMOtEvwDpj31K
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_102c0b77550d6fa72e925a59f4a1d6ff_cryptolocker
Files
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2024-03-28_102c0b77550d6fa72e925a59f4a1d6ff_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