Behavioral task
behavioral1
Sample
2024-05-01_195661d54789d55d08b22cf5d61fb6a0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-01_195661d54789d55d08b22cf5d61fb6a0_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-01_195661d54789d55d08b22cf5d61fb6a0_cryptolocker
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Size
41KB
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MD5
195661d54789d55d08b22cf5d61fb6a0
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SHA1
823d1bcd3dcedb7cda57074094ff60d908af148e
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SHA256
d0d829ac742103d9edf202cbbb07829406c4570b86f35f63736f4facbca338a1
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SHA512
e1ef5af3c35a13bee2e1af33b8a7e6ab1eb593aa8ca7b36fa9e5bca9c7f5cae4806de74cdb462bf7625793393bfcef9d55eb6b6f3569f24eebd241297426a8c8
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SSDEEP
768:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKHDgr:ba6YcA/Xk3wXFXSqAJHDc
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 2024-05-01_195661d54789d55d08b22cf5d61fb6a0_cryptolocker
Files
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2024-05-01_195661d54789d55d08b22cf5d61fb6a0_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