Behavioral task
behavioral1
Sample
2024-05-12_25f4f2cdd5bae4a5e4d11cae81dd7a3f_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-12_25f4f2cdd5bae4a5e4d11cae81dd7a3f_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-12_25f4f2cdd5bae4a5e4d11cae81dd7a3f_cryptolocker
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Size
50KB
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MD5
25f4f2cdd5bae4a5e4d11cae81dd7a3f
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SHA1
c4fb144644e0da749a8408f17bad555724409ed3
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SHA256
779bd2c536d11f132c4de56f07d71078193c7bf894c36aa6751aca05bf08b389
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SHA512
270231824a85a90098fb6490d9b62144e7aea7edfe87e892bbbde91b5ea00e2fe71fe5495649adc25c34d9785139341b63670cba8b32e4426af2c1a7b0b16e4d
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtXo:bODOw9acifAoc+vXo
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-12_25f4f2cdd5bae4a5e4d11cae81dd7a3f_cryptolocker
Files
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2024-05-12_25f4f2cdd5bae4a5e4d11cae81dd7a3f_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: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - 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