Behavioral task
behavioral1
Sample
2024-01-29_d03db90a9c3ed209214bf481fc419916_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-29_d03db90a9c3ed209214bf481fc419916_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-29_d03db90a9c3ed209214bf481fc419916_cryptolocker
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Size
55KB
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MD5
d03db90a9c3ed209214bf481fc419916
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SHA1
42b304e11d8f7944985103ba4b4620a49e10d37c
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SHA256
5772330ce638e6c703af1db540c6fbf4d79326c1c4ce94fc7472f0acf0c96d50
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SHA512
31dae5b2703b5deaa132a72dd83cbecdbe77b50df281557da91d59de10eb91af9a3636730ca98476f209545a529c12fecb594715b060b3a7e37b89b0e4257bae
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpL2:zj+soPSMOtEvwDpj4y2
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 2024-01-29_d03db90a9c3ed209214bf481fc419916_cryptolocker
Files
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2024-01-29_d03db90a9c3ed209214bf481fc419916_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