asyncrat | bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81

Analysis

max time kernel
148s
max time network
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
12/07/2026, 03:08

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General

Target
bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
Size 45KB
Sample260712-dnbbaact4q
SHA256 bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81
MD5 3caf6e248856d5d5f2a9622f6ee277e9
SHA1 8bf76198411f137c85408c1c641965160069b1bf
SHA512 6a41e84444ab8c9720ec4d7d7cade793c37459310a809b79eb04ab820e1728451b8719915bd68684232f6fe8569fca1b5959def22618a12556e8b3967f8f574b
SSDEEP 768:EulCJTHESwgWUK3aGmo2q9tCSwTMSPI5Ijb1gX3ieJjnmZYIe7ipCZdODBDZsx:EulCJTHl42agG5gbSXSe9mZHZoZwFdsx
TLSH
T157231B003BE8C12BF2BE4F78A9F25145867AF6673603D64D2CC4419B5623FC69A426FD
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

default defense_evasion discovery execution asyncrat persistence rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

dagatructiep67.credit:80
dagatructiep67.credit:22
dagatructiep67.credit:8080
dagatructiep67.credit:8880
dagatructiep67.credit:2052
dagatructiep67.credit:2082
dagatructiep67.credit:2086
dagatructiep67.credit:2095
dagatructiep67.credit:443
dagatructiep67.credit:2053
dagatructiep67.credit:2083
dagatructiep67.credit:2087
dagatructiep67.credit:2096
dagatructiep67.credit:8443
www.dagatructiep67.credit:80
www.dagatructiep67.credit:22
www.dagatructiep67.credit:8080
www.dagatructiep67.credit:8880
www.dagatructiep67.credit:2052
www.dagatructiep67.credit:2082
www.dagatructiep67.credit:2086
www.dagatructiep67.credit:2095
www.dagatructiep67.credit:443
www.dagatructiep67.credit:2053
www.dagatructiep67.credit:2083
www.dagatructiep67.credit:2087
www.dagatructiep67.credit:2096
www.dagatructiep67.credit:8443
ryuk.dagatructiep67.credit:80
ryuk.dagatructiep67.credit:22
ryuk.dagatructiep67.credit:8080
ryuk.dagatructiep67.credit:8880
ryuk.dagatructiep67.credit:2052
ryuk.dagatructiep67.credit:2082
ryuk.dagatructiep67.credit:2086
ryuk.dagatructiep67.credit:2095
ryuk.dagatructiep67.credit:443
ryuk.dagatructiep67.credit:2053
ryuk.dagatructiep67.credit:2083
ryuk.dagatructiep67.credit:2087
ryuk.dagatructiep67.credit:2096
ryuk.dagatructiep67.credit:8443
remcos.dagatructiep67.credit:80
remcos.dagatructiep67.credit:22
remcos.dagatructiep67.credit:8080
remcos.dagatructiep67.credit:8880
remcos.dagatructiep67.credit:2052
remcos.dagatructiep67.credit:2082
remcos.dagatructiep67.credit:2086
remcos.dagatructiep67.credit:2095
remcos.dagatructiep67.credit:443
remcos.dagatructiep67.credit:2053
remcos.dagatructiep67.credit:2083
remcos.dagatructiep67.credit:2087
remcos.dagatructiep67.credit:2096
remcos.dagatructiep67.credit:8443

Mutex

xQEyMXTU2aB7

Attributes

delay
0
install
true
install_file
3db5e8.exe
install_folder
%AppData%

aes.plain

Signatures

Family: AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat asyncrat

Async RAT payload 1 IoCs

rat

resource	yara_rule
behavioral2/files/0x000e00000001c545-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
4668	3db5e8.exe
5036	3db5e8.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3db5e8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3db5e8.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
4656	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.

persistence execution

Scheduled Task

T1053.005

pid	Process
3300	schtasks.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
Token: SeDebugPrivilege	4668	3db5e8.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3256 wrote to memory of 4320	3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe	87
PID 3256 wrote to memory of 4888	3256	bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe	89
PID 4320 wrote to memory of 3300	4320	cmd.exe	91
PID 4888 wrote to memory of 4656	4888	cmd.exe	92
PID 4888 wrote to memory of 5036	4888	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe
"C:\Users\Admin\AppData\Local\Temp\bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3256
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "3db5e8" /tr '"C:\Users\Admin\AppData\Roaming\3db5e8.exe"' & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4320
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "3db5e8" /tr '"C:\Users\Admin\AppData\Roaming\3db5e8.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:3300
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp44C.tmp.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4888
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:4656
- - C:\Users\Admin\AppData\Roaming\3db5e8.exe
    "C:\Users\Admin\AppData\Roaming\3db5e8.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:5036

C:\Users\Admin\AppData\Roaming\3db5e8.exe
"C:\Users\Admin\AppData\Roaming\3db5e8.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4668

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

tmp44C.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp44C.tmp.bat
Size 149B
SHA256 c6f628d5da5295f1ebfa9b2106699320cef1e5283e0735f9341986d034f4d68a
MD5 80d5ff996522a5be4c863955ee16d9c3
SHA1 2178dbcb2b4706e36f119b3d08eaf520c4076378
SHA512 f0d8c0d8913a01fe12cc15613d132685533e13308b01576d39debf8e115c20bafb68461bf679f8312a4e7c6b5d4b06dbfc5468b0dfc3c8bfbe9e1bb18ad4be6d
TLSH
T16DC02B8261CEEA5E3845242306FED4CCD1726C393F40FF40C304888D1280448F0DD3C1
MD5 SHA1 SHA512 TLSH

Submit Download

3db5e8.exe

Path C:\Users\Admin\AppData\Roaming\3db5e8.exe
Size 45KB
SHA256 bcbd2c73123bfb488725f6e6faf9b1547f47f6de73835e0d3f4ba332986add81
MD5 3caf6e248856d5d5f2a9622f6ee277e9
SHA1 8bf76198411f137c85408c1c641965160069b1bf
SHA512 6a41e84444ab8c9720ec4d7d7cade793c37459310a809b79eb04ab820e1728451b8719915bd68684232f6fe8569fca1b5959def22618a12556e8b3967f8f574b
SSDEEP 768:EulCJTHESwgWUK3aGmo2q9tCSwTMSPI5Ijb1gX3ieJjnmZYIe7ipCZdODBDZsx:EulCJTHl42agG5gbSXSe9mZHZoZwFdsx
TLSH
T157231B003BE8C12BF2BE4F78A9F25145867AF6673603D64D2CC4419B5623FC69A426FD
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3256-0-0x0000000074392000-0x0000000074393000-memory.dmp

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memory/3256-1-0x00000000008C0000-0x00000000008D2000-memory.dmp

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memory/3256-2-0x0000000074380000-0x0000000074B3C000-memory.dmp

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memory/3256-3-0x00000000053C0000-0x000000000545C000-memory.dmp

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memory/3256-8-0x0000000074380000-0x0000000074B3C000-memory.dmp

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memory/4668-12-0x0000000074190000-0x000000007494C000-memory.dmp

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memory/4668-14-0x0000000074190000-0x000000007494C000-memory.dmp

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