Behavioral task
behavioral1
Sample
2024-03-29_565f0524ece6352c8d72bf7cdc4ecb3e_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-29_565f0524ece6352c8d72bf7cdc4ecb3e_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-29_565f0524ece6352c8d72bf7cdc4ecb3e_cryptolocker
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Size
58KB
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MD5
565f0524ece6352c8d72bf7cdc4ecb3e
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SHA1
4aa49e4e93b3e202a4b6ed7df2070b30406e0ed5
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SHA256
f13fb0a7645960ecf3d8ebbd3584fa9d0a7e7ac5b390a9f0c1055f0881de856f
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SHA512
6c4ff8722b7f37c85b1a553d0e72b8e0e5f658db3ce9c2203aa6646595937c0591612bd1c5076a62640279f3bfb48033963e9942da113e4f8d1816d7405b4d73
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpysnj:zj+soPSMOtEvwDpj4yRj
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 2024-03-29_565f0524ece6352c8d72bf7cdc4ecb3e_cryptolocker
Files
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2024-03-29_565f0524ece6352c8d72bf7cdc4ecb3e_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