Behavioral task
behavioral1
Sample
2024-04-09_6b1708e810e56039539e8a07cd8ed4f1_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-09_6b1708e810e56039539e8a07cd8ed4f1_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-09_6b1708e810e56039539e8a07cd8ed4f1_cryptolocker
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Size
147KB
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MD5
6b1708e810e56039539e8a07cd8ed4f1
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SHA1
e4d8a9be5d57dd220be6ccacb03f676d2f73f331
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SHA256
e8515b385ba7036034736a3ed30492ba913be0604845cf114f2ec020e38e5107
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SHA512
91fc44d13239bcfefbd410785ec75f44be12db20b1372fa5cf1aba21230050cfa68307a39a9f70aa8105bf1c9065b702d29ba62b32a9fdc19153ae211de09dee
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp699GNtL1eG:z6a+CdOOtEvwDpjczA
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 2024-04-09_6b1708e810e56039539e8a07cd8ed4f1_cryptolocker
Files
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2024-04-09_6b1708e810e56039539e8a07cd8ed4f1_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