Behavioral task
behavioral1
Sample
2024-02-01_f796c79e07c06ac511c1c5016182dd74_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-01_f796c79e07c06ac511c1c5016182dd74_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-01_f796c79e07c06ac511c1c5016182dd74_cryptolocker
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Size
81KB
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MD5
f796c79e07c06ac511c1c5016182dd74
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SHA1
ea5174e5343a7d183584c35ca94aac02b8adec92
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SHA256
5d6d888548fa6fd7b3ec08e30e0ebe847bc0d9ba423fba1870c088673d956fcf
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SHA512
035439d1cd71e221f4e54ec21103a8d986802c1594d466ef22e66dd3cc10187c539050275fae05ca2cb588a08c2410e3c24b44026f52d08cc5dda747dd4b0a3c
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7w:T6a+rdOOtEvwDpjN8
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 2024-02-01_f796c79e07c06ac511c1c5016182dd74_cryptolocker
Files
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2024-02-01_f796c79e07c06ac511c1c5016182dd74_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