Behavioral task
behavioral1
Sample
2024-05-09_3a8e9359ff72d3d9a3f688e2ee0b1be2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-09_3a8e9359ff72d3d9a3f688e2ee0b1be2_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-09_3a8e9359ff72d3d9a3f688e2ee0b1be2_cryptolocker
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Size
90KB
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MD5
3a8e9359ff72d3d9a3f688e2ee0b1be2
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SHA1
468f28bc5b2a8583316e58d5062c0735f316a7e8
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SHA256
f859e44d39c85a27eba19276841580745c1d5f40b5b40e10943736e2526de9ee
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SHA512
848fca61d35e55b5674a6026bf5499ab0ee21cb82b97d2e453fa4e0058fee51999015f0453ac425ad57b4682bf072e2225b071fa1225ec2215f7d9c2b7925145
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAeC:n6a+1SEOtEvwDpjYYvQd2Pt
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 2024-05-09_3a8e9359ff72d3d9a3f688e2ee0b1be2_cryptolocker
Files
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2024-05-09_3a8e9359ff72d3d9a3f688e2ee0b1be2_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_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - 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