Behavioral task
behavioral1
Sample
2024-01-29_77787529f467851abf8e2c997531ef08_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_77787529f467851abf8e2c997531ef08_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-29_77787529f467851abf8e2c997531ef08_cryptolocker
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Size
55KB
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MD5
77787529f467851abf8e2c997531ef08
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SHA1
d3cdf2a134e3e2c202bb0fceb9f5d106e87db528
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SHA256
3e92afaa60f4648c17c5f98df714425d078ad7f5da5ee3b1bddc1952987ffd23
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SHA512
b360ae3b2c17ce1788b2ad2ac84dd0939427eda86aaffee14b90c26c100e510eb1dffb815ac132a9b9b67e071f732cc08ed9cef242c3d8501cec27f129148965
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpLDG:zj+soPSMOtEvwDpj4yDG
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_77787529f467851abf8e2c997531ef08_cryptolocker
Files
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2024-01-29_77787529f467851abf8e2c997531ef08_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