asyncrat | 951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010

Analysis

max time kernel
148s
max time network
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260706-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
09/07/2026, 18:28

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General

Target
951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
Size 45KB
Sample260709-w4psqagx3v
SHA256 951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010
MD5 fd2d536bed969feef43d325d42715310
SHA1 7810284d44d3849a1513651b48344911a23949b3
SHA512 c75a19b14a03de9802c1a15f4a9e5e6b6b9ba6bb478cafb7a0b7374232f485b0e1307317febc58bfcd3886ede6b46623e8f05c41c7ab0117bc60ff63cb036ee6
SSDEEP 768:cu7m/5THrq+CWUoDuMmo2qFPAuXueM+D58vnPIM9zjbSgX3kV2RLsEDxljyLWYME:cu7e5TH2A2RuznD5iAM93bVXU0qAjCME
TLSH
T128233B003BE8822BF27E4FB899F26145467AF1632503D59E2CC451DB4713FC69A52AFE
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

phimxxxhd.com:80
phimxxxhd.com:22
phimxxxhd.com:8080
phimxxxhd.com:8880
phimxxxhd.com:2052
phimxxxhd.com:2082
phimxxxhd.com:2086
phimxxxhd.com:2095
phimxxxhd.com:443
phimxxxhd.com:2053
phimxxxhd.com:2083
phimxxxhd.com:2087
phimxxxhd.com:2096
phimxxxhd.com:8443
www.phimxxxhd.com:80
www.phimxxxhd.com:22
www.phimxxxhd.com:8080
www.phimxxxhd.com:8880
www.phimxxxhd.com:2052
www.phimxxxhd.com:2082
www.phimxxxhd.com:2086
www.phimxxxhd.com:2095
www.phimxxxhd.com:443
www.phimxxxhd.com:2053
www.phimxxxhd.com:2083
www.phimxxxhd.com:2087
www.phimxxxhd.com:2096
www.phimxxxhd.com:8443
ryuk.phimxxxhd.com:80
ryuk.phimxxxhd.com:22
ryuk.phimxxxhd.com:8080
ryuk.phimxxxhd.com:8880
ryuk.phimxxxhd.com:2052
ryuk.phimxxxhd.com:2082
ryuk.phimxxxhd.com:2086
ryuk.phimxxxhd.com:2095
ryuk.phimxxxhd.com:443
ryuk.phimxxxhd.com:2053
ryuk.phimxxxhd.com:2083
ryuk.phimxxxhd.com:2087
ryuk.phimxxxhd.com:2096
ryuk.phimxxxhd.com:8443
industroyer.phimxxxhd.com:80
industroyer.phimxxxhd.com:22
industroyer.phimxxxhd.com:8080
industroyer.phimxxxhd.com:8880
industroyer.phimxxxhd.com:2052
industroyer.phimxxxhd.com:2082
industroyer.phimxxxhd.com:2086
industroyer.phimxxxhd.com:2095
industroyer.phimxxxhd.com:443
industroyer.phimxxxhd.com:2053
industroyer.phimxxxhd.com:2083
industroyer.phimxxxhd.com:2087
industroyer.phimxxxhd.com:2096
industroyer.phimxxxhd.com:8443
clop.phimxxxhd.com:80
clop.phimxxxhd.com:22
clop.phimxxxhd.com:8080
clop.phimxxxhd.com:8880
clop.phimxxxhd.com:2052
clop.phimxxxhd.com:2082
clop.phimxxxhd.com:2086
clop.phimxxxhd.com:2095
clop.phimxxxhd.com:443
clop.phimxxxhd.com:2053
clop.phimxxxhd.com:2083
clop.phimxxxhd.com:2087
clop.phimxxxhd.com:2096
clop.phimxxxhd.com:8443

Mutex

ttTDdC2yaBJg

Attributes

delay
0
install
true
install_file
om0os.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/0x0007000000016b3a-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
2884	om0os.exe
3884	om0os.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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	om0os.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	om0os.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
3720	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
4656	schtasks.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
Token: SeDebugPrivilege	2884	om0os.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4156 wrote to memory of 1576	4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe	88
PID 4156 wrote to memory of 1424	4156	951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe	89
PID 1424 wrote to memory of 3720	1424	cmd.exe	92
PID 1576 wrote to memory of 4656	1576	cmd.exe	93
PID 1424 wrote to memory of 3884	1424	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe
"C:\Users\Admin\AppData\Local\Temp\951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4156
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "om0os" /tr '"C:\Users\Admin\AppData\Roaming\om0os.exe"' & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1576
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "om0os" /tr '"C:\Users\Admin\AppData\Roaming\om0os.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4656
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp61AE.tmp.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1424
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:3720
- - C:\Users\Admin\AppData\Roaming\om0os.exe
    "C:\Users\Admin\AppData\Roaming\om0os.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3884

C:\Users\Admin\AppData\Roaming\om0os.exe
"C:\Users\Admin\AppData\Roaming\om0os.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2884

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

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Downloads

tmp61AE.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp61AE.tmp.bat
Size 149B
SHA256 ab211048ce9226896ad56f8f124550b47c146c34a459508c447e70a89c4b3ff0
MD5 6cdae58aeedb4f7adfd49d4a93bea729
SHA1 c9ba1faabefa145c07e67d7bd1f823bda22e934a
SHA512 4c3b39d93baceeacbf59e8178d12f099c8ffbaf60d745a29867e7a7db0a150aa3ba42cd272978d6677c134ac4dc2701ccd210f827345ce023274bf757f3e2024
TLSH
T158C02B6392C5EE0F280A145322FBD9CCD1726C593F40BB40DB04401D1280488F0DA341
MD5 SHA1 SHA512 TLSH

Submit Download

om0os.exe

Path C:\Users\Admin\AppData\Roaming\om0os.exe
Size 45KB
SHA256 951806116de7837b5e522594542ef275f05539ed77ed9b87253429247bb61010
MD5 fd2d536bed969feef43d325d42715310
SHA1 7810284d44d3849a1513651b48344911a23949b3
SHA512 c75a19b14a03de9802c1a15f4a9e5e6b6b9ba6bb478cafb7a0b7374232f485b0e1307317febc58bfcd3886ede6b46623e8f05c41c7ab0117bc60ff63cb036ee6
SSDEEP 768:cu7m/5THrq+CWUoDuMmo2qFPAuXueM+D58vnPIM9zjbSgX3kV2RLsEDxljyLWYME:cu7e5TH2A2RuznD5iAM93bVXU0qAjCME
TLSH
T128233B003BE8822BF27E4FB899F26145467AF1632503D59E2CC451DB4713FC69A52AFE
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2884-12-0x0000000074CE0000-0x000000007549C000-memory.dmp

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memory/2884-14-0x0000000074CE0000-0x000000007549C000-memory.dmp

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memory/4156-0-0x0000000074E62000-0x0000000074E63000-memory.dmp

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memory/4156-1-0x00000000005B0000-0x00000000005C2000-memory.dmp

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memory/4156-2-0x0000000074E50000-0x000000007560C000-memory.dmp

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memory/4156-3-0x00000000050D0000-0x000000000516C000-memory.dmp

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memory/4156-8-0x0000000074E50000-0x000000007560C000-memory.dmp

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