Behavioral task
behavioral1
Sample
2024-01-10_a3f9859a52e8e8b579d827daa578666a_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-10_a3f9859a52e8e8b579d827daa578666a_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-10_a3f9859a52e8e8b579d827daa578666a_cryptolocker
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Size
63KB
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MD5
a3f9859a52e8e8b579d827daa578666a
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SHA1
35a2f013a7eb6c94720b402b04749dcf18836627
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SHA256
0f72d0c6e2485a479a68a0f97f12d7662e18cfea3e083edd82a2dbb7a11b7c5e
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SHA512
c28fe54edf4e17e851c3fcbd637a3b91708eb53e2a362dfb97daccf29dfb659df726165ef1091b937541576cef93d886bf5cadc07a78d13409fc648c1db60629
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6U3zIa:1nK6a+qdOOtEvwDpjW
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-01-10_a3f9859a52e8e8b579d827daa578666a_cryptolocker
Files
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2024-01-10_a3f9859a52e8e8b579d827daa578666a_cryptolocker.exe windows:5 windows x86 arch: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