Behavioral task
behavioral1
Sample
2024-04-26_d813926103294f4c35dbfa69446ad9b7_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-26_d813926103294f4c35dbfa69446ad9b7_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-26_d813926103294f4c35dbfa69446ad9b7_cryptolocker
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Size
80KB
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MD5
d813926103294f4c35dbfa69446ad9b7
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SHA1
c31e054f168899c32429509449715dd38e0be68d
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SHA256
74715e6f7a76fc428cf4b441698b5330f5b47f40781a489ef1b7bf97a894c68f
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SHA512
a95a3ebe88070ac1f96cdb2021116d353ab6d2ddc5382fc1e18338d743adc60b230c406447bfc26430b3c517ea391181390a3706480510aff4c9eb293b0cd85b
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdv:T6a+rdOOtEvwDpjNt5
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 2024-04-26_d813926103294f4c35dbfa69446ad9b7_cryptolocker
Files
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2024-04-26_d813926103294f4c35dbfa69446ad9b7_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