Behavioral task
behavioral1
Sample
2024-04-20_5a127954e47f0e5a0f9c5ed7d0d4525f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-20_5a127954e47f0e5a0f9c5ed7d0d4525f_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-20_5a127954e47f0e5a0f9c5ed7d0d4525f_cryptolocker
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Size
78KB
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MD5
5a127954e47f0e5a0f9c5ed7d0d4525f
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SHA1
6c2692072c581bd13553890cd33ca7d1d3f63559
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SHA256
692af90afd3cc5e3eaf65058b85e3f10654939a2a43da84813cb96584854af43
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SHA512
e450b831c8a74d811fcafcdd3cace1627b7899a87d37b5da369954de716d08e500b4b71296c4eceb5558c124673157def082cc531e9f0732d18c8d6134a4aa02
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOA+YSafiPuqW:T6a+rdOOtEvwDpjNcR
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 2024-04-20_5a127954e47f0e5a0f9c5ed7d0d4525f_cryptolocker
Files
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2024-04-20_5a127954e47f0e5a0f9c5ed7d0d4525f_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