asyncrat | 86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046

Analysis

max time kernel
148s
max time network
151s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
17/07/2026, 15:22

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General

Target
86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
Size 45KB
Sample260717-sr2d7sev7k
SHA256 86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046
MD5 b9f4456479ad05aa19c1fd0a65679149
SHA1 9593762afdc09a327405c7ac8c3aee576e071c28
SHA512 c36f0e971f9099238ac870b459da48d6a500d37249ba87c4c74e8c0c8e3c6eab63678a0e3a12afd22f97d01e2dfbfa853233a8fdca12840a21da0f5d9ecbafa7
SSDEEP 768:0u1YJTHwAUgQWUaT2Wmo2q9IDEbHBqj2OPI/pzjbqgX3ia7P7KwSITS/SFt4JRhe:0u1YJTHcw2HyoK3/p3b9XS6vJFyLd8x
TLSH
T1F7231A0037E8822BF27E5F78ACF26145867AF6633A03D5491CC451DB5623FC69A426FE
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

zephimsexhay.com:80
zephimsexhay.com:22
zephimsexhay.com:8080
zephimsexhay.com:8880
zephimsexhay.com:2052
zephimsexhay.com:2082
zephimsexhay.com:2086
zephimsexhay.com:2095
zephimsexhay.com:443
zephimsexhay.com:2053
zephimsexhay.com:2083
zephimsexhay.com:2087
zephimsexhay.com:2096
zephimsexhay.com:8443
www.zephimsexhay.com:80
www.zephimsexhay.com:22
www.zephimsexhay.com:8080
www.zephimsexhay.com:8880
www.zephimsexhay.com:2052
www.zephimsexhay.com:2082
www.zephimsexhay.com:2086
www.zephimsexhay.com:2095
www.zephimsexhay.com:443
www.zephimsexhay.com:2053
www.zephimsexhay.com:2083
www.zephimsexhay.com:2087
www.zephimsexhay.com:2096
www.zephimsexhay.com:8443
conti.zephimsexhay.com:80
conti.zephimsexhay.com:22
conti.zephimsexhay.com:8080
conti.zephimsexhay.com:8880
conti.zephimsexhay.com:2052
conti.zephimsexhay.com:2082
conti.zephimsexhay.com:2086
conti.zephimsexhay.com:2095
conti.zephimsexhay.com:443
conti.zephimsexhay.com:2053
conti.zephimsexhay.com:2083
conti.zephimsexhay.com:2087
conti.zephimsexhay.com:2096
conti.zephimsexhay.com:8443
malware.zephimsexhay.com:80
malware.zephimsexhay.com:22
malware.zephimsexhay.com:8080
malware.zephimsexhay.com:8880
malware.zephimsexhay.com:2052
malware.zephimsexhay.com:2082
malware.zephimsexhay.com:2086
malware.zephimsexhay.com:2095
malware.zephimsexhay.com:443
malware.zephimsexhay.com:2053
malware.zephimsexhay.com:2083
malware.zephimsexhay.com:2087
malware.zephimsexhay.com:2096
malware.zephimsexhay.com:8443

Mutex

RVjH1dm1BP2p

Attributes

delay
0
install
true
install_file
c7zdiu.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/0x000e00000001c57f-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
3560	c7zdiu.exe
4084	c7zdiu.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	c7zdiu.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c7zdiu.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.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

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
5776	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
5304	schtasks.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
Token: SeDebugPrivilege	3560	c7zdiu.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3504 wrote to memory of 2424	3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe	87
PID 3504 wrote to memory of 4672	3504	86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe	88
PID 4672 wrote to memory of 5776	4672	cmd.exe	91
PID 2424 wrote to memory of 5304	2424	cmd.exe	92
PID 4672 wrote to memory of 4084	4672	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe
"C:\Users\Admin\AppData\Local\Temp\86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3504
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "c7zdiu" /tr '"C:\Users\Admin\AppData\Roaming\c7zdiu.exe"' & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2424
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "c7zdiu" /tr '"C:\Users\Admin\AppData\Roaming\c7zdiu.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:5304
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp64FA.tmp.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4672
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:5776
- - C:\Users\Admin\AppData\Roaming\c7zdiu.exe
    "C:\Users\Admin\AppData\Roaming\c7zdiu.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4084

C:\Users\Admin\AppData\Roaming\c7zdiu.exe
"C:\Users\Admin\AppData\Roaming\c7zdiu.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3560

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
PID:5864

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

tmp64FA.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp64FA.tmp.bat
Size 150B
SHA256 0ed54608e9777c2d09e778546fb0dacda56e632fe54968ed051f7df711e94176
MD5 196f781e49fdc92e27c925ef6a268fc2
SHA1 f21424f3084b2392f604651dc90f6c4c404989ae
SHA512 0db885e7e2b3e97be7514ab3ca46ea38f037853b24da838583b02478bd78d936e5b114ffcbf9a284137513a65362cd478b6a80d9ba92503a6584fe472ddbbe64
TLSH
T17AC02B4261C6FE4E2905146302FBDE8C91776D693F40BB00C704804D62C048CF8D93C1
MD5 SHA1 SHA512 TLSH

Submit Download

c7zdiu.exe

Path C:\Users\Admin\AppData\Roaming\c7zdiu.exe
Size 45KB
SHA256 86c63abca330e7326652b2b180ebbe56cd4c818ba9755448ff207d81b3ff2046
MD5 b9f4456479ad05aa19c1fd0a65679149
SHA1 9593762afdc09a327405c7ac8c3aee576e071c28
SHA512 c36f0e971f9099238ac870b459da48d6a500d37249ba87c4c74e8c0c8e3c6eab63678a0e3a12afd22f97d01e2dfbfa853233a8fdca12840a21da0f5d9ecbafa7
SSDEEP 768:0u1YJTHwAUgQWUaT2Wmo2q9IDEbHBqj2OPI/pzjbqgX3ia7P7KwSITS/SFt4JRhe:0u1YJTHcw2HyoK3/p3b9XS6vJFyLd8x
TLSH
T1F7231A0037E8822BF27E5F78ACF26145867AF6633A03D5491CC451DB5623FC69A426FE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/3504-0-0x0000000074F92000-0x0000000074F93000-memory.dmp

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memory/3504-1-0x0000000000750000-0x0000000000762000-memory.dmp

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memory/3504-2-0x0000000074F80000-0x000000007573C000-memory.dmp

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memory/3504-3-0x00000000052A0000-0x000000000533C000-memory.dmp

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memory/3504-8-0x0000000074F80000-0x000000007573C000-memory.dmp

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memory/3560-12-0x0000000074E10000-0x00000000755CC000-memory.dmp

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memory/3560-14-0x0000000074E10000-0x00000000755CC000-memory.dmp

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