Behavioral task
behavioral1
Sample
2024-01-24_8c9e9a84d5522678e07d43ba99f40b68_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-24_8c9e9a84d5522678e07d43ba99f40b68_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-24_8c9e9a84d5522678e07d43ba99f40b68_cryptolocker
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Size
55KB
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MD5
8c9e9a84d5522678e07d43ba99f40b68
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SHA1
f640de7f6a853d8a3fcb525524275202c431135e
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SHA256
867fda73677b5156fc931ba1ab8328aa069c8222d34f8481139a519aebd37860
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SHA512
e287985f1681513f42663721427356cf806166ad28402c2ac656a4047c9148ee902d5f6ce0ff765769e10a852c7181751eec6882de046acd921ec6df342295dd
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5apJ:z6QFElP6n+gKmddpMOtEvwDpj9aYaX
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 2024-01-24_8c9e9a84d5522678e07d43ba99f40b68_cryptolocker
Files
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2024-01-24_8c9e9a84d5522678e07d43ba99f40b68_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: 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