Behavioral task
behavioral1
Sample
2024-05-13_50880f487295d039ebb72e08c6064ea1_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-13_50880f487295d039ebb72e08c6064ea1_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-13_50880f487295d039ebb72e08c6064ea1_cryptolocker
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Size
52KB
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MD5
50880f487295d039ebb72e08c6064ea1
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SHA1
591ba1e24e1bc2855816bff97c61205a55bcaf36
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SHA256
78695ef77db8ebc4ba8793a3099087f621943dae01c51496527c80e2d061f730
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SHA512
a90c1014d0aff49087c36b6288e28be85eb27a6432582dd65d251e1d631e99c2258bedd47e613873a998126ac098aed62857d7a6e9e74fbad87d7a47d9ed6f5a
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOJ:bODOw9acifAoc+vu
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 2024-05-13_50880f487295d039ebb72e08c6064ea1_cryptolocker
Files
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2024-05-13_50880f487295d039ebb72e08c6064ea1_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