Behavioral task
behavioral1
Sample
2024-04-29_83e0abd2397be3b49ca959ef69b2f4e0_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-29_83e0abd2397be3b49ca959ef69b2f4e0_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-29_83e0abd2397be3b49ca959ef69b2f4e0_cryptolocker
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Size
77KB
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MD5
83e0abd2397be3b49ca959ef69b2f4e0
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SHA1
0804bd389394ba27ae7bc52b34497193b3a62e3b
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SHA256
3b4d23888a65c1bd8f9ec627457292c041fb0f3ef30242b418e622b734fe8441
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SHA512
7b185548e095885a06f18cbb80daf6f04f6f4f0b2b7dd5a16f0609f7b3d375c49038eba5b57b88f59ff1c8e35b158b37da189415bb03f24fd4754bca5a20965e
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcRG:T6a+rdOOtEvwDpjNtf
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 2024-04-29_83e0abd2397be3b49ca959ef69b2f4e0_cryptolocker
Files
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2024-04-29_83e0abd2397be3b49ca959ef69b2f4e0_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