Behavioral task
behavioral1
Sample
2024-02-19_185db30cd97dc1eb1ce33e7ef7f43bf4_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-19_185db30cd97dc1eb1ce33e7ef7f43bf4_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-19_185db30cd97dc1eb1ce33e7ef7f43bf4_cryptolocker
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Size
77KB
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MD5
185db30cd97dc1eb1ce33e7ef7f43bf4
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SHA1
1e229b0b149211f8bc0b70c06d50a0169d52bfe0
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SHA256
f8d70ec2c2ca32b068c7efd214acbeae372ae25918592a9f4361f1b83c18947d
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SHA512
72ef41a8836af79200f8e1a2c0c42f7613a1a93a30490c99871427d990688f47b1a1304b7390fae15e8b2b4187de22214da93c1229926b4f9735fb3287dcd269
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOA+YSafiPuA:T6a+rdOOtEvwDpjNcm
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 2024-02-19_185db30cd97dc1eb1ce33e7ef7f43bf4_cryptolocker
Files
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2024-02-19_185db30cd97dc1eb1ce33e7ef7f43bf4_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