Behavioral task
behavioral1
Sample
2024-03-25_099a451d20820930c65d58cefb96e606_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-25_099a451d20820930c65d58cefb96e606_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-25_099a451d20820930c65d58cefb96e606_cryptolocker
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Size
81KB
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MD5
099a451d20820930c65d58cefb96e606
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SHA1
6600967b662297d9c165d0caf49413b72f9d2710
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SHA256
8345454fc63efdc09859434d17edb7672ae2e99bc0344bf0544b6fc4e42692fd
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SHA512
815a64fe6be6fbf2eff7eba42f13c77e4faa083f3f89cfd60375ea7ed26cbf95c315c3bc80ca3e8396f4476a81ce5b21c844a5bd95fe24c77d80f78dc47de46c
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBd0PT:T6a+rdOOtEvwDpjNtE
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 2024-03-25_099a451d20820930c65d58cefb96e606_cryptolocker
Files
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2024-03-25_099a451d20820930c65d58cefb96e606_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