General
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Target
BlackDaysChk.exe
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Size
236KB
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MD5
0d3a9288a7de7571e0d51c862ba471b1
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SHA1
1df298a901e95c273a0ef697214f1a1a73cf1321
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SHA256
076414bbeb14b9ac4011a47cfcfbf16709bccf0b610a75785fef5af09c806f2b
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SHA512
3beb67554de8e2a31c4a74df90d5f7918f65725446b6845f2782646d87a4f354be1b79d856650107afcb116775f2b4daaf881b09499fb2ea348ef761a7f518f3
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SSDEEP
6144:MDmNl4A2f4PIIj6ZLLYLCYJqvc1Do23EChjKHb/4MQrxR2r8v8:1Nlgt23Pcbjkzkq
Malware Config
Extracted
asyncrat
D-Ice
Default
127.0.0.1:6606
127.0.0.1:7707
127.0.0.1:8808
AsyncMutex_6SI8OkPnk
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delay
3
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install
false
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install_folder
%AppData%
Signatures
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Async RAT payload 1 IoCs
resource yara_rule sample asyncrat -
Asyncrat family
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StormKitty payload 1 IoCs
resource yara_rule sample family_stormkitty -
Stormkitty family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource BlackDaysChk.exe
Files
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BlackDaysChk.exe.exe windows:4 windows x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
mscoree
_CorExeMain
Sections
.text Size: 233KB - Virtual size: 233KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ