Behavioral task
behavioral1
Sample
3881b491b832d0b396312603633bbffc_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
3881b491b832d0b396312603633bbffc_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
3881b491b832d0b396312603633bbffc_cryptolocker_JC.exe
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Size
62KB
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MD5
3881b491b832d0b396312603633bbffc
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SHA1
63c5ccc7a72e48c83431db08ed0f707b4c6e40c9
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SHA256
f21e060da30ce8b56f95ed693146553334c071a6aa124847637404ba44225642
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SHA512
754a17e6bf1148a130e0a112f8e0bcefa9cb6d58fed19b847d316a98af3f8af4995c634e54e70392c88e385c714106c77dcf2d899659d974840a53c1ebcff2d4
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsaLekXWzAK:1nK6a+qdOOtEvwDpjB
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 3881b491b832d0b396312603633bbffc_cryptolocker_JC.exe
Files
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3881b491b832d0b396312603633bbffc_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE