Behavioral task
behavioral1
Sample
2024-06-07_78b41ce866532b84a97713e575b70532_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-07_78b41ce866532b84a97713e575b70532_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-07_78b41ce866532b84a97713e575b70532_cryptolocker
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Size
90KB
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MD5
78b41ce866532b84a97713e575b70532
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SHA1
78dbd1de41c2477705569f548af775cd98d8e9fd
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SHA256
36d40aa5d4d782c4a7d506fb0ec449a4101fb03abe3b7b6a3f087b75a769e74d
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SHA512
84db5849e12566a73db0279ea4b7dff29540f71227f2d99fdc7fb51b6e37d40d3ae1e876e9ceb067a5ba6ee493d6df2698a750ebffbde93aecbc42ae207d1149
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAk:n6a+1SEOtEvwDpjYYvQd2Pk
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 2024-06-07_78b41ce866532b84a97713e575b70532_cryptolocker
Files
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2024-06-07_78b41ce866532b84a97713e575b70532_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