Behavioral task
behavioral1
Sample
f85fa90ff4c4b99f1ba4578a7f5f8cdc3579e934277ebc37e9fdac42c4d113a8.exe
Resource
win7-20230712-en
General
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Target
8801490d1286a23ca42d0a91d39af602.bin
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Size
23KB
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MD5
2c020b142b3263f923a1c3176ae9f7de
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SHA1
2c8a31c270139de08c980cd386af8c925e8b4730
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SHA256
740f3f8b1106bbeddc50c41e7cfb8666c162bfff9e965c9be0a2d5d4514fb991
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SHA512
f1152c778d1e92bca71eed3fe05bf6e430363b1d040bc12715dbe618c50fa3ead2f6de0b4dd31b2183e554ee825d5a8ea588ee1e2e6a8238604e4777bf7756a3
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SSDEEP
384:yK1Rnz5mUeNJd2EzPvnDBUpmoBBFnyL3AqmWtM083CeR1bjTAFoVFNwrSQPeovaN:/zEUs/j1c5zyL3XtIR1bjEizwrDPzI1V
Malware Config
Extracted
asyncrat
1.0.7
Key
default2.duckdns.org:8848
DcRatMutex_qwqdanchun
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delay
1
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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 static1/unpack001/f85fa90ff4c4b99f1ba4578a7f5f8cdc3579e934277ebc37e9fdac42c4d113a8.exe asyncrat -
Asyncrat family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/f85fa90ff4c4b99f1ba4578a7f5f8cdc3579e934277ebc37e9fdac42c4d113a8.exe
Files
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8801490d1286a23ca42d0a91d39af602.bin.zip
Password: infected
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f85fa90ff4c4b99f1ba4578a7f5f8cdc3579e934277ebc37e9fdac42c4d113a8.exe.exe windows 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
Imports
mscoree
_CorExeMain
Sections
.text Size: 43KB - Virtual size: 42KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 3KB - Virtual size: 3KB
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