Behavioral task
behavioral1
Sample
2024-04-25_17b823801b54114b8d73b157eb8b0dbe_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-25_17b823801b54114b8d73b157eb8b0dbe_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-25_17b823801b54114b8d73b157eb8b0dbe_cryptolocker
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Size
82KB
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MD5
17b823801b54114b8d73b157eb8b0dbe
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SHA1
9b7be5136bed8f1f1f216e11ccf1c3d1a89e3bce
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SHA256
51f9828ce1e9812e3e9cda6ddce8234735e47c155693bedb2e1d9f16f1c3453c
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SHA512
edefc0ef8bacaf85746ef283b5a7823402eea01e1b10f29160c7b0c6beb1bd95673a862fd0c6cf0615b38c02eb16f68e6425d4f40236a8786001c52899c35b25
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBd0b:T6a+rdOOtEvwDpjNt8
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 2024-04-25_17b823801b54114b8d73b157eb8b0dbe_cryptolocker
Files
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2024-04-25_17b823801b54114b8d73b157eb8b0dbe_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_CODE
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