Behavioral task
behavioral1
Sample
2024-05-31_53a2668143f5e807d3d60adab893e8d3_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-31_53a2668143f5e807d3d60adab893e8d3_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-31_53a2668143f5e807d3d60adab893e8d3_cryptolocker
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Size
90KB
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MD5
53a2668143f5e807d3d60adab893e8d3
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SHA1
5060b5ffee8d8d20b803eafc3f9c33f27cf0eb5a
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SHA256
1621dbc1ba1fb655350be8b062311d823ddf51d9880f0a6d93b58184b46d600e
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SHA512
efd5e21570a51c1689a149de058e058130ca4e828d9b2cc2b0dbcf3d0a688e13ab946ee7272321ed1ad2466b76787e29455052f4b9a54143112b13acd8d52221
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAyE:n6a+1SEOtEvwDpjYYvQd2PN
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 2024-05-31_53a2668143f5e807d3d60adab893e8d3_cryptolocker
Files
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2024-05-31_53a2668143f5e807d3d60adab893e8d3_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