Behavioral task
behavioral1
Sample
2024-04-22_ca32aa3249aac7f9e3d887a8b5651ecb_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-22_ca32aa3249aac7f9e3d887a8b5651ecb_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-22_ca32aa3249aac7f9e3d887a8b5651ecb_cryptolocker
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Size
65KB
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MD5
ca32aa3249aac7f9e3d887a8b5651ecb
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SHA1
0c4b0e5c42231d9ae76e95f5a02527945f7b9a25
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SHA256
35a05e7eaf8b6ecf0c54362f74a8288c53039f8393f882a5923f9fc65fc57a89
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SHA512
9c1ca53a7b28c402b0936aa9d0342a42a8c9a8307c0ac1ccc0f892d7d2b029e10983f799f07abb11cff52896e2ea8278e9c8a7fc4eb76f52577bd67c345c7c1d
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5k5BS:zj+soPSMOtEvwDpj4kpmeLmQ/S
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 2024-04-22_ca32aa3249aac7f9e3d887a8b5651ecb_cryptolocker
Files
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2024-04-22_ca32aa3249aac7f9e3d887a8b5651ecb_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