Behavioral task
behavioral1
Sample
2024-04-27_508cbbc5cb20a598fb57f41b6e8d8d35_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-27_508cbbc5cb20a598fb57f41b6e8d8d35_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-27_508cbbc5cb20a598fb57f41b6e8d8d35_cryptolocker
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Size
65KB
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MD5
508cbbc5cb20a598fb57f41b6e8d8d35
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SHA1
6d0ea3bed3f42a4fdad3c4646b3dbd3ed98f05ea
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SHA256
a0e912c8966062a11dab200f8fed208deb601d7051c6f0597c3fd18150f97064
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SHA512
7d3bd23895d43af51dad3d1d635d25b7a0859ede65df15464546cce1e12c5f474089422f76cce015fdca6a79e3e3af36c182b7a1057bd0e1f2ec17515c3f50e3
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5k5Bh:zj+soPSMOtEvwDpj4kpmeLmQ/h
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 2024-04-27_508cbbc5cb20a598fb57f41b6e8d8d35_cryptolocker
Files
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2024-04-27_508cbbc5cb20a598fb57f41b6e8d8d35_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