Behavioral task
behavioral1
Sample
2024-04-26_bfa9959d78ece49e9253ebea77ade008_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-26_bfa9959d78ece49e9253ebea77ade008_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-26_bfa9959d78ece49e9253ebea77ade008_cryptolocker
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Size
89KB
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MD5
bfa9959d78ece49e9253ebea77ade008
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SHA1
0998c7b4d530b41b2ad55d94da5423ba7876708e
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SHA256
4006c3d8f3912ebe818548841cf805d1239aa39a9fab8705bca23645b52b4475
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SHA512
867adb2164d39bd8c58dfac4a57b0e099cea23ccfe59c007599882721362f86d15b27c5db704ecc45057492909ef6d55cd1c18da8bfae686af0dedbe0fe92d14
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQA0:n6a+1SEOtEvwDpjYYvQd2P0
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 2024-04-26_bfa9959d78ece49e9253ebea77ade008_cryptolocker
Files
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2024-04-26_bfa9959d78ece49e9253ebea77ade008_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