Behavioral task
behavioral1
Sample
2024-01-08_8bbd904878cc547b9712f62ace6e4681_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-08_8bbd904878cc547b9712f62ace6e4681_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-08_8bbd904878cc547b9712f62ace6e4681_cryptolocker
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Size
90KB
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MD5
8bbd904878cc547b9712f62ace6e4681
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SHA1
af50891a8072ef63152c3643b95efcbaef2591a9
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SHA256
d43e67e88e3db16040f9a6d932fefbc38a976720989ba69d4d41f434ad46627d
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SHA512
9d8dcf3c516dbf963a17e9ba81719a5c0e347c470639f36026b66ac1331692faab0e9a05f8012cce911c9de34bb4f78b89314c427e96bc434499dbd3b3c743ae
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp0l:AnBdOOtEvwDpj6z9
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-01-08_8bbd904878cc547b9712f62ace6e4681_cryptolocker unpack001/out.upx
Files
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2024-01-08_8bbd904878cc547b9712f62ace6e4681_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: - 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
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out.upx.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
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ