Behavioral task
behavioral1
Sample
b261cb7a70a52c42d5e8c8bf6e5cd866d943caf9de1c688ab3e85e5c4cd44a52.exe
Resource
win7-20231020-en
General
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Target
b261cb7a70a52c42d5e8c8bf6e5cd866d943caf9de1c688ab3e85e5c4cd44a52
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Size
2.8MB
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MD5
15bb7e38ecf51c17abfc6999116c31f6
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SHA1
adad868a9102dc358edcd4c44903c2e381851475
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SHA256
b261cb7a70a52c42d5e8c8bf6e5cd866d943caf9de1c688ab3e85e5c4cd44a52
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SHA512
97e10f0266e8266983c6105a27f1e6da34ebfc3733a7f1450f52506a16e4f99808ac8f133e49e598858de46f75e2bf478c7cbd75dffda6846e34292f54645cc9
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SSDEEP
49152:jkWa+BGKpC4AXvULOHJmaS3JA5OmX8A93EIHT5GmM5y3ajTRAv+NJ77LEhs1bMER:ta6f8582JzSm4mjJEmMU3493L7bDntL/
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource b261cb7a70a52c42d5e8c8bf6e5cd866d943caf9de1c688ab3e85e5c4cd44a52 unpack001/out.upx
Files
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b261cb7a70a52c42d5e8c8bf6e5cd866d943caf9de1c688ab3e85e5c4cd44a52.exe windows:5 windows x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 2.5MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 2.8MB - Virtual size: 2.8MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 32KB - Virtual size: 36KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:5 windows x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 281KB - Virtual size: 281KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 55KB - Virtual size: 55KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 7KB - Virtual size: 13KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.00cfg Size: 512B - Virtual size: 8B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.tls Size: 512B - Virtual size: 9B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4.9MB - Virtual size: 4.9MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 15KB - Virtual size: 14KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ