Behavioral task
behavioral1
Sample
28b2520b67013ddd364319ab6de6b902_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
28b2520b67013ddd364319ab6de6b902_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
28b2520b67013ddd364319ab6de6b902_cryptolocker_JC.exe
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Size
96KB
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MD5
28b2520b67013ddd364319ab6de6b902
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SHA1
94a703181e7e2a123bde1d03965bdca21706c3ae
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SHA256
40f15497c80d4f5ec274a08eaed17a203a3b2bff58ee4930f9bfad46474240f5
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SHA512
2a7a1582820cbefc2a9557affe801ca73fda7e6effa5979e3beec219af44820fa73fb8441ad9e3e8dd3761d75b84fd6b9712082524d9eb3fdf6eddbfab1301f0
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbbyCbtKwjEApy:z6a+CdOOtEvwDpjcG
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 28b2520b67013ddd364319ab6de6b902_cryptolocker_JC.exe
Files
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28b2520b67013ddd364319ab6de6b902_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