Behavioral task
behavioral1
Sample
2024-05-04_fed70938f3380badb62d84c4b05a811e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-04_fed70938f3380badb62d84c4b05a811e_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-04_fed70938f3380badb62d84c4b05a811e_cryptolocker
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Size
80KB
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MD5
fed70938f3380badb62d84c4b05a811e
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SHA1
0d105a1550a2fc4a83cb69e7ef79e6065bfa5f9d
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SHA256
50e56b948c81551e5c1c3c356b1582c558f6bea49337011b263542482caaa272
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SHA512
22bfb325ccf116e310c064756c1dcb41fde09711fe1effb1ac1607f0d0b92e4bc1367b75d7afbd97af7b41e71311c565b5160e3d0367ed6aaeb256142f64f963
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdbG:T6a+rdOOtEvwDpjNtw
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 2024-05-04_fed70938f3380badb62d84c4b05a811e_cryptolocker
Files
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2024-05-04_fed70938f3380badb62d84c4b05a811e_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