Behavioral task
behavioral1
Sample
48a99ba4b83326675230fec72bce12eb_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
48a99ba4b83326675230fec72bce12eb_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
48a99ba4b83326675230fec72bce12eb_cryptolocker_JC.exe
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Size
136KB
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MD5
48a99ba4b83326675230fec72bce12eb
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SHA1
bbd335852cc5c4def0cb36e0f94603f6782c33db
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SHA256
563c2f2a72410f7e8d23fa1ea0329887853a1b8c590fd052fb5a1fb1151e6e30
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SHA512
e9c9b6bb6dff5a2882471e558482a5bf51a168bdef60e93bfe1551ee89db7bc18837639b464548910d56860636c11acf4d8c4141067ddec2103cb6b8b7a4bd6e
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp699GjZ0:z6a+CdOOtEvwDpjczX
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 48a99ba4b83326675230fec72bce12eb_cryptolocker_JC.exe
Files
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48a99ba4b83326675230fec72bce12eb_cryptolocker_JC.exe.exe windows 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