Behavioral task
behavioral1
Sample
2024-02-23_7461b69a66ba7433d1f4b39c8e6a436f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_7461b69a66ba7433d1f4b39c8e6a436f_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_7461b69a66ba7433d1f4b39c8e6a436f_cryptolocker
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Size
64KB
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MD5
7461b69a66ba7433d1f4b39c8e6a436f
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SHA1
158cec4a8524fdd730158e6dd6a9d3ab8fe218cc
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SHA256
6393334e940c59f8c122e3936fbc84997b2f40f1eb47a1fe6c68dd2caeb2acdd
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SHA512
67f44801c28e2c8bc5f5ab9d1f917ddc14bf37a62eff353aefaf58c2ccacfc17bfc48fb0bd75088661011f71c6e1685b2791bbcd6a598a3337f4c884c8468c4c
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5ku:zj+soPSMOtEvwDpj4kpmeLmQu
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 2024-02-23_7461b69a66ba7433d1f4b39c8e6a436f_cryptolocker
Files
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2024-02-23_7461b69a66ba7433d1f4b39c8e6a436f_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