Behavioral task
behavioral1
Sample
Server.exe
Resource
win10-20240611-uk
Behavioral task
behavioral2
Sample
Server.exe
Resource
win10-20240404-uk
Behavioral task
behavioral3
Sample
Server.exe
Resource
win10v2004-20240802-uk
General
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Target
Server.exe
-
Size
175KB
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MD5
d26f580a002f00b4d5a855c07039d5c2
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SHA1
6822685b1e1c57952c19ba9dc01ef9f94301ceb6
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SHA256
1afc6f0b461fe194e24493a0c57c8320518ebbd50b74234caac0c578e6843380
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SHA512
b48930243c189ca1be64acfba838683882a5bb687db4e2dc09fa39e511138448818845edc78c60b503b6f00624c7cc1f47efc27985e71953c573bb83153cb2c2
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SSDEEP
3072:Fe8p6ewdOIwQx76vK/bvTv0cU+lL/dMlZZUZ0b2gTXwARE+WpCc:J6ewwIwQJ6vKX0c5MlYZ0b2Q
Malware Config
Extracted
asyncrat
Default
127.0.0.1:6606
127.0.0.1:7707
127.0.0.1:8808
https://api.telegram.org/bot6494429721:AAFZ5aGg7XGnRClTicbjFHgBuAWHYq2zITI/sendMessage?chat_id=6234857847
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
Processes:
resource yara_rule sample family_asyncrat -
Asyncrat family
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StormKitty payload 1 IoCs
Processes:
resource yara_rule sample family_stormkitty -
Stormkitty family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource Server.exe
Files
-
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