Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20251229-en - resource tags
arch:x64arch:x86image:win11-20251229-enlocale:en-usos:windows11-21h2-x64system - submitted
08/01/2026, 15:22
Behavioral task
behavioral1
Sample
Addone_plugin_dc.exe
Resource
win10v2004-20251231-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
Addone_plugin_dc.exe
Resource
win11-20251229-en
11 signatures
150 seconds
General
- Target Addone_plugin_dc.exe
- Size 63KB
- Sample260108-sr38ssfz7e
- SHA256 ccc6f088e6a1b9c9bcee3af6e5baa094e868b111ea4f62cb377db909b1398ba8
- MD5 54a241def623c0c10361dfa76c70a365
- SHA1 52bfdbb902d24598325d0aaa21e33637281a1a2f
- SHA512 94215d117d173e236bc02b0e317a87e05b9a357773115dca48665078f7cfece1ae759a88ce4a55941441e65ecb648e17812198e8d68dde0235bf367429cd79f8
- SSDEEP 1536:PZ2NjfU/cNRPZNg/hDTfPtdctf+fGbb4wcynxKGZZVclN:PZ2NjfU/clChDTf16fMGbb4MBzY
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
asyncrat
Version
-
1.0.7
Botnet
-
Default
C2
-
196.251.107.94:8848
Mutex
-
DcRf3f3atMutex_qwqdanchun
Attributes
-
delay
1
-
install
true
-
install_file
yandex.dc.exe
-
install_folder
%AppData%
-
local_host
127.0.0.1
aes.plain
Signatures
- Asyncrat family
- Async RAT payload 1 IoCs
resource yara_rule behavioral2/files/0x001a00000002b235-7.dat family_asyncrat - Executes dropped EXE 2 IoCs
pid Process 4996 yandex.dc.exe 5168 yandex.dc.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Delays execution with timeout.exe 1 IoCs
pid Process 5976 timeout.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4880 schtasks.exe - Suspicious behavior: EnumeratesProcesses 19 IoCs
pid Process 4828 Addone_plugin_dc.exe 4828 Addone_plugin_dc.exe 4828 Addone_plugin_dc.exe 4828 Addone_plugin_dc.exe 4828 Addone_plugin_dc.exe 4828 Addone_plugin_dc.exe 4828 Addone_plugin_dc.exe 4828 Addone_plugin_dc.exe 4828 Addone_plugin_dc.exe 4828 Addone_plugin_dc.exe 4828 Addone_plugin_dc.exe 4828 Addone_plugin_dc.exe 4828 Addone_plugin_dc.exe 4828 Addone_plugin_dc.exe 4828 Addone_plugin_dc.exe 4828 Addone_plugin_dc.exe 4828 Addone_plugin_dc.exe 4828 Addone_plugin_dc.exe 4828 Addone_plugin_dc.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4828 Addone_plugin_dc.exe Token: SeDebugPrivilege 4996 yandex.dc.exe Token: SeDebugPrivilege 5168 yandex.dc.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4828 wrote to memory of 5032 4828 Addone_plugin_dc.exe 77 PID 4828 wrote to memory of 2220 4828 Addone_plugin_dc.exe 79 PID 2220 wrote to memory of 5976 2220 cmd.exe 81 PID 5032 wrote to memory of 4880 5032 cmd.exe 82 PID 2220 wrote to memory of 5168 2220 cmd.exe 86 - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Users\Admin\AppData\Local\Temp\Addone_plugin_dc.exe"C:\Users\Admin\AppData\Local\Temp\Addone_plugin_dc.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4828 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "yandex.dc" /tr '"C:\Users\Admin\AppData\Roaming\yandex.dc.exe"' & exit2⤵
- Suspicious use of WriteProcessMemory
PID:5032 -
C:\Windows\system32\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "yandex.dc" /tr '"C:\Users\Admin\AppData\Roaming\yandex.dc.exe"'3⤵
- Scheduled Task/Job: Scheduled Task
PID:4880
-
-
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp8608.tmp.bat""2⤵
- Suspicious use of WriteProcessMemory
PID:2220 -
C:\Windows\system32\timeout.exetimeout 33⤵
- Delays execution with timeout.exe
PID:5976
-
-
C:\Users\Admin\AppData\Roaming\yandex.dc.exe"C:\Users\Admin\AppData\Roaming\yandex.dc.exe"3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:5168
-
-
-
C:\Users\Admin\AppData\Roaming\yandex.dc.exe"C:\Users\Admin\AppData\Roaming\yandex.dc.exe"1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4996
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmp8608.tmp.bat
- Size 153B
- SHA256 7c258a929dded59b903ddfb7f426d12239b3747f19b6e9436f689ce30a0299cf
- MD5 d55858c44712fb26ebfb11393e85f4a1
- SHA1 eaefba6467a3d9209256b0e044bf6d12c016eb3f
- SHA512 a1d04cd0a85498e7caf44bfd962f90c447bbce4570599373f06f15166d844d69ca3cc15cec8e750c1ff65afe5e8724fd9165d10f1310d6ff3ad0274a817a69f0
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Roaming\yandex.dc.exe
- Size 63KB
- SHA256 ccc6f088e6a1b9c9bcee3af6e5baa094e868b111ea4f62cb377db909b1398ba8
- MD5 54a241def623c0c10361dfa76c70a365
- SHA1 52bfdbb902d24598325d0aaa21e33637281a1a2f
- SHA512 94215d117d173e236bc02b0e317a87e05b9a357773115dca48665078f7cfece1ae759a88ce4a55941441e65ecb648e17812198e8d68dde0235bf367429cd79f8
- SSDEEP 1536:PZ2NjfU/cNRPZNg/hDTfPtdctf+fGbb4wcynxKGZZVclN:PZ2NjfU/clChDTf16fMGbb4MBzY
- MD5 SHA1 SHA512 SSDEEP