Behavioral task
behavioral1
Sample
51e940c54e402acbba7c8f3734c1fc34_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
51e940c54e402acbba7c8f3734c1fc34_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
51e940c54e402acbba7c8f3734c1fc34_cryptolocker_JC.exe
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Size
50KB
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MD5
51e940c54e402acbba7c8f3734c1fc34
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SHA1
854ec85294a26d643859da6459ca3bd0cb3ac30f
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SHA256
f9d40b43c42f82fe89ddba46d7e7acd6e9b0f27af679040ad1c93f13be31d796
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SHA512
7b04c0e2d18ce381ada237ca2efb397f742b2b3ff372a8d4d43904436993a4422854e178d29bda87c9e7b557df4cf46745afb70253ddd831865f998c393128a3
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0Yj:zj+soPSMOtEvwDpj4yS
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 51e940c54e402acbba7c8f3734c1fc34_cryptolocker_JC.exe
Files
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51e940c54e402acbba7c8f3734c1fc34_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_CODE
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