Behavioral task
behavioral1
Sample
f5efd1b435706c4eb87582528b1f34825765cc5324f768a93d763b31642f8263.exe
Resource
win7-20240508-en
General
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Target
36b7614f2f6b0788e6c2be5def44c68f.bin
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Size
25KB
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MD5
a1a909aff44249b210e1638177adae5c
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SHA1
3a7b54bcd5c84db318aa0c04c69851f734591ee1
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SHA256
842f83e6ba429b2f09bf50de8aca1b5d9ca9a78b00ee09087dd6c518852b0446
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SHA512
d97bae01e8393a49e1978d1ebee2d36f23b3c6ddb9c803c47a539bb257b201fd7f3046a9e6dea82896aa287780fddefcbfa8a88a1a509bc7599dbedb6a22211e
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SSDEEP
384:WSYlbbF3FficKqph4XHl249X0929GRx/kUQ8RuQFCXH1F1qMtLOlURYKfu:N+3Fdhp63l2MtKWUsQFkfoSO2G
Malware Config
Extracted
asyncrat
0.5.7B
Default
61.14.233.130:6606
61.14.233.130:7707
61.14.233.130:8808
AsyncMutex_6SI8OkPnk
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delay
3
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install
true
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install_file
Sysbin.exe
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install_folder
%AppData%
Signatures
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Async RAT payload 1 IoCs
resource yara_rule static1/unpack001/f5efd1b435706c4eb87582528b1f34825765cc5324f768a93d763b31642f8263.exe family_asyncrat -
Asyncrat family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/f5efd1b435706c4eb87582528b1f34825765cc5324f768a93d763b31642f8263.exe
Files
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36b7614f2f6b0788e6c2be5def44c68f.bin.zip
Password: infected
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f5efd1b435706c4eb87582528b1f34825765cc5324f768a93d763b31642f8263.exe.exe windows:4 windows x86 arch:x86
Password: infected
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
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_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 44KB - Virtual size: 44KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - Virtual size: 2KB
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