asyncrat | 14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc

Analysis

max time kernel
60s
max time network
60s
platform
windows10-2004_x64
resource
win10v2004-20260130-en
resource tags

arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
18/04/2026, 19:52

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General

Target
14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
Size 48KB
Sample260418-ylmlraev2y
SHA256 14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc
MD5 b0e2def99e9bd99e477badeef6045d99
SHA1 324b9c5f725813135fbe578350b78e5da14aa26b
SHA512 0adb8865a511ebbd19b30eb3b34898647c39314c245ea2214a52bee7043792bddaf418994f0566050c3ec6400a5533b9e806f8c30407f5e862ccb1d0ae906457
SSDEEP 768:vzZ0RxILHtFp+biMtelDSN+iV08Ybyge6I3ytBLtmvEgK/J3ZVc6KN:vzZDBMtKDs4zb1YytankJ3ZVclN
TLSH
T12F236D4037D88136F2BD4BB5A9F2A6418675D2676D03CB5D6CC810EA2F13BC59A036FE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

default defense_evasion execution asyncrat persistence rat

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

Default

nebeskatema.com:443
nebeskatema.com:80
nebeskatema.com:25
nebeskatema.com:8443
v2.nebeskatema.com:443
v2.nebeskatema.com:80
v2.nebeskatema.com:25
v2.nebeskatema.com:8443
v3.nebeskatema.com:443
v3.nebeskatema.com:80
v3.nebeskatema.com:25
v3.nebeskatema.com:8443

Mutex

DcRatMutex_qwqdanchun

Attributes

delay
9
install
true
install_file
v3.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
behavioral1/files/0x00180000000242ec-8.dat	family_asyncrat

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-312252282-3884318443-358092420-1000\Control Panel\International\Geo\Nation	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe

Executes dropped EXE 2 IoCs

pid	Process
2940	v3.exe
624	v3.exe

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

System Information Discovery
T1082

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
1252	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
3800	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe
2940	v3.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
Token: SeDebugPrivilege	2940	v3.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 5048 wrote to memory of 868	5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe	90
PID 5048 wrote to memory of 4856	5048	14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe	92
PID 4856 wrote to memory of 1252	4856	cmd.exe	94
PID 868 wrote to memory of 3800	868	cmd.exe	95
PID 4856 wrote to memory of 624	4856	cmd.exe	100

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.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe
"C:\Users\Admin\AppData\Local\Temp\14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5048
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "v3" /tr '"C:\Users\Admin\AppData\Roaming\v3.exe"' & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:868
- - C:\Windows\system32\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "v3" /tr '"C:\Users\Admin\AppData\Roaming\v3.exe"'
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:3800
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp653D.tmp.bat""
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4856
- - C:\Windows\system32\timeout.exe
    timeout 3
    3⤵
    - Delays execution with timeout.exe
    PID:1252
- - C:\Users\Admin\AppData\Roaming\v3.exe
    "C:\Users\Admin\AppData\Roaming\v3.exe"
    3⤵
    - Executes dropped EXE
    PID:624

C:\Users\Admin\AppData\Roaming\v3.exe
"C:\Users\Admin\AppData\Roaming\v3.exe"
1⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2940

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

tmp653D.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp653D.tmp.bat
Size 146B
SHA256 da5fb5ea995859a82601e59d1719478dd20e711ad95ebff23fc1b6c5f33775e6
MD5 4824393725db089ddb68c52f9496a5c6
SHA1 680126730a3ddc96270833de2e08ca44a4a85f1a
SHA512 114a91bb6a602b0b57becc6d5e82dc331450584feed5faac64bcb4a7d67e9d6279d46fc74bb65df77eae3b71fd1228696e960ea1b36d64563fc22ab1bc052e30
TLSH
T191C02B43A5C5EA0E380514530AFBD5CC92B37D2D3F40BB10C304400D1280948F0E9342
MD5 SHA1 SHA512 TLSH

Submit Download

v3.exe

Path C:\Users\Admin\AppData\Roaming\v3.exe
Size 48KB
SHA256 14c3b791f4af39f49769c2b6bea12798ff093220fa0264f7908fa242424e7bdc
MD5 b0e2def99e9bd99e477badeef6045d99
SHA1 324b9c5f725813135fbe578350b78e5da14aa26b
SHA512 0adb8865a511ebbd19b30eb3b34898647c39314c245ea2214a52bee7043792bddaf418994f0566050c3ec6400a5533b9e806f8c30407f5e862ccb1d0ae906457
SSDEEP 768:vzZ0RxILHtFp+biMtelDSN+iV08Ybyge6I3ytBLtmvEgK/J3ZVc6KN:vzZDBMtKDs4zb1YytankJ3ZVclN
TLSH
T12F236D4037D88136F2BD4BB5A9F2A6418675D2676D03CB5D6CC810EA2F13BC59A036FE
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/624-14-0x0000000001330000-0x000000000133C000-memory.dmp

Download

memory/1252-10-0x000002207ECA0000-0x000002207ECF5000-memory.dmp

Download

memory/2940-12-0x0000000000930000-0x000000000093C000-memory.dmp

Download

memory/5048-0-0x0000000000940000-0x0000000000952000-memory.dmp

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memory/5048-1-0x000000001B510000-0x000000001B520000-memory.dmp

Download

memory/5048-6-0x0000000001110000-0x000000000111C000-memory.dmp

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