Behavioral task
behavioral1
Sample
2024-06-04_4fe7dc9b595f4a2e9b60d11c154c293f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-04_4fe7dc9b595f4a2e9b60d11c154c293f_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-04_4fe7dc9b595f4a2e9b60d11c154c293f_cryptolocker
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Size
58KB
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MD5
4fe7dc9b595f4a2e9b60d11c154c293f
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SHA1
a5d245655238b35a0cca6dc08cecf5763b342a5a
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SHA256
1313a504b46b7cfad574220f7218e7d28571fba128cf60746306e2b0f309d370
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SHA512
6b242b62f9561a7e5ac1c092db5bd72512c784d6742aded48a9d982af604aeb891310349695de2e0e0d244ccd38fb658b6fdefa9000e2e5172a203bdf39d7360
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ax+NX:z6QFElP6n+gKmddpMOtEvwDpj9aYa4
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 2024-06-04_4fe7dc9b595f4a2e9b60d11c154c293f_cryptolocker
Files
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2024-06-04_4fe7dc9b595f4a2e9b60d11c154c293f_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