Behavioral task
behavioral1
Sample
2024-05-13_ec59b8e091b21778377b6cb3d77ca73a_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-13_ec59b8e091b21778377b6cb3d77ca73a_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-13_ec59b8e091b21778377b6cb3d77ca73a_cryptolocker
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Size
59KB
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MD5
ec59b8e091b21778377b6cb3d77ca73a
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SHA1
e635ce39ede4fb6217d86404e3d33734dc1efba6
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SHA256
f18e95f71574a08a007f7cb3602b1baa6ed88f9002b4b70f3fac581d45c162c6
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SHA512
7b71214c891112a0bf1ac3c688da9c0c8c4c13995451b738d49f70f163905f0d1aaf5b5f3a72d8b708cdb390cfa00996c3e051085a5e9b3bf3aa5e7caa12cf01
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPYjn:H6QFElP6n+gou9cvMOtEvwDpjCpVXVn
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 2024-05-13_ec59b8e091b21778377b6cb3d77ca73a_cryptolocker
Files
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2024-05-13_ec59b8e091b21778377b6cb3d77ca73a_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: 11KB - 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