Behavioral task
behavioral1
Sample
Server.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
Server.exe
Resource
win10v2004-20250207-en
General
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Target
Server.exe
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Size
175KB
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MD5
afd5b15ef7e12b0c6469d5a6e853ba7c
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SHA1
fd004564b996b2aa7838264322c39c3e043f83d6
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SHA256
7c607526feaf1f53ac61c84b4d95fba30c7209b86a0426a1b8c72dbb94ec3747
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SHA512
46dc3e43df92888461104f9d6579bae87fb62b318a7d0f01bad7ff643ffd649527c877769feb3fe4821ed7d99b2a45c2bdf198369be5a250cc4ad84d2ea106ce
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SSDEEP
3072:3e8p6ewdOIwQx76vK/bvTv0cU+lL/dMlZZUZ0b2gTTwARE+WpCc:v6ewwIwQJ6vKX0c5MlYZ0b2w
Malware Config
Extracted
asyncrat
Default
127.0.0.1:6606
127.0.0.1:7707
127.0.0.1:8808
https://api.telegram.org/bot7926380598:AAFjRd_Ca7fbAplbMEhSA_VRzJUZjWDMlws/sendMessage?chat_id=6632870164
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 family_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 Server.exe
Files
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Server.exe.exe windows:4 windows x86 arch: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_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 172KB - Virtual size: 172KB
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