Behavioral task
behavioral1
Sample
2024-04-23_0a80e7b6032085a2fe9271d45c8c437d_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-23_0a80e7b6032085a2fe9271d45c8c437d_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-23_0a80e7b6032085a2fe9271d45c8c437d_cryptolocker
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Size
65KB
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MD5
0a80e7b6032085a2fe9271d45c8c437d
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SHA1
0011f0c6b9de74b24c2d123f4201886a04d05e00
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SHA256
dc11e5c9db204318c3f1af3e20826540c1d0b19d4192f6c0cf81424f95134b92
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SHA512
4cd97cc1a7ebc0e21eab8062c7e5e3d69c4f2eceb62e940257006d73d1d8bd97eb3405b662efaad7a14025174f0d1dcd034731ab522b6a4b478832f538ae4f2d
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5k5BU:zj+soPSMOtEvwDpj4kpmeLmQ/U
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 2024-04-23_0a80e7b6032085a2fe9271d45c8c437d_cryptolocker
Files
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2024-04-23_0a80e7b6032085a2fe9271d45c8c437d_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