Behavioral task
behavioral1
Sample
2024-04-15_f28c6ccd7ec1d545f2708ae2cd3991c6_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-15_f28c6ccd7ec1d545f2708ae2cd3991c6_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-15_f28c6ccd7ec1d545f2708ae2cd3991c6_cryptolocker
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Size
77KB
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MD5
f28c6ccd7ec1d545f2708ae2cd3991c6
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SHA1
ff89ef99df3bef194caff936bdf3d4c310c58fdd
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SHA256
a7be48206315ca5dc95aff26f8e889932f2009e45048e084e73352ab0f4c9746
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SHA512
df968293bc4e1aaab67eb5c6ec5e582ee2c91d3722298a08d0f64fdd1fd91cb8a18921b278194122d2b1d247aa6f3755e3cd12c4b0deb0ee05ffc2dbbbe9d403
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcRm:T6a+rdOOtEvwDpjNtn
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 2024-04-15_f28c6ccd7ec1d545f2708ae2cd3991c6_cryptolocker
Files
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2024-04-15_f28c6ccd7ec1d545f2708ae2cd3991c6_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