Behavioral task
behavioral1
Sample
391b5f9692ecd294afc91ecd5c4c7c95_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
391b5f9692ecd294afc91ecd5c4c7c95_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
391b5f9692ecd294afc91ecd5c4c7c95_cryptolocker_JC.exe
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Size
64KB
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MD5
391b5f9692ecd294afc91ecd5c4c7c95
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SHA1
ef6778ab05f591d453990dfb8a29181475f3e97b
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SHA256
7b9f7b95eebbb056b476ff8c9f105fa626b8a93fa56cf865ad9f367817a99073
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SHA512
c6adeefee5d1e97c2313bdfcb1499da78ecb9323fc25e9696d328edc80dce45bca23cd964c7557851db34133c5a1f76b8e1c1bbaf224cf4e2d18e8c0a3d533e4
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gs7um/kLyMro2GtOOtEvwDpjh:T6QFElP6n+gsSmddpMOtEvwDpj
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 391b5f9692ecd294afc91ecd5c4c7c95_cryptolocker_JC.exe
Files
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391b5f9692ecd294afc91ecd5c4c7c95_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