Behavioral task
behavioral1
Sample
2024-05-04_dfa1d080376934e083d3f3552225d828_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-04_dfa1d080376934e083d3f3552225d828_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-04_dfa1d080376934e083d3f3552225d828_cryptolocker
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Size
80KB
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MD5
dfa1d080376934e083d3f3552225d828
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SHA1
f6a01d8b2c9acb4f8f62649b144da8d692e84255
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SHA256
bfb9d8d0681e195617afb4d6e51711516277a27cd61ad1a9b07912708a4cd621
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SHA512
a21a70f1fc4e9d19f2c809fd7b323e1845b37762a41d346418836c5201098a463b87a3bbaf29528a9b513c5847273a63f793734e3636da813b5f7f00ba759659
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdP:T6a+rdOOtEvwDpjNtJ
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 2024-05-04_dfa1d080376934e083d3f3552225d828_cryptolocker
Files
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2024-05-04_dfa1d080376934e083d3f3552225d828_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