Behavioral task
behavioral1
Sample
2024-03-10_4f52047dd858e3653069757f632cc97b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-10_4f52047dd858e3653069757f632cc97b_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-10_4f52047dd858e3653069757f632cc97b_cryptolocker
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Size
118KB
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MD5
4f52047dd858e3653069757f632cc97b
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SHA1
88d7804128ade80ff4aac7babe15c530acfb0a5f
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SHA256
5cfc0f23985158f550c2b6dae7c7a410075ec0ba10e8be4a4f95d53b53548fc0
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SHA512
2edb75079fe85dd09634f33bcb10d19bb561a7515cb9bbe1d1c680cedd0036d1102e1727b45578f43573807adfb92cd7017091fd273f44cc72dd060a8984d243
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01Qatv:z6a+CdOOtEvwDpjczH
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 2024-03-10_4f52047dd858e3653069757f632cc97b_cryptolocker
Files
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2024-03-10_4f52047dd858e3653069757f632cc97b_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