asyncrat | 600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022

Analysis

max time kernel
6s
max time network
153s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
15/07/2026, 18:40

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General

Target
600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
Size 45KB
Sample260715-xa7bcafv3w
SHA256 600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022
MD5 ca4e8aa90398f192c22ae11b8ed731dd
SHA1 3ca0027adf40f0d6da7fd3a0e4684d88ee97354a
SHA512 78866a8e78c80afd0de1de67da99bfc932bcfec1e61597ad4573ffa62e82f192c1967394537613bcaf7d3fb4069689e138ecd6c86818626e0b24135b02bf67ac
SSDEEP 768:0uPrpT/LGKeWUszuAmo2q9zITnyfaaPIIzjbJgX3iidlYCu4DHeXBDZ8x:0uPrpT/qY2QEhI3bGXSidlFu4DSd8x
TLSH
T1B2233B003BE9C12BF2BF4F789DF26145857AF6672A03D68D1CC4119B1613FC68A426FA
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
klez.zephimsexhay.com:80
klez.zephimsexhay.com:22
klez.zephimsexhay.com:8080
klez.zephimsexhay.com:8880
klez.zephimsexhay.com:2052
klez.zephimsexhay.com:2082
klez.zephimsexhay.com:2086
klez.zephimsexhay.com:2095
klez.zephimsexhay.com:443
klez.zephimsexhay.com:2053
klez.zephimsexhay.com:2083
klez.zephimsexhay.com:2087
klez.zephimsexhay.com:2096
klez.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

RmhHLj4rWnwz

Attributes

delay
0
install
true
install_file
6uguif3.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/0x000d00000001c548-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
4160	6uguif3.exe
3300	6uguif3.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	6uguif3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6uguif3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.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	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
4680	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
1560	schtasks.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
Token: SeDebugPrivilege	4160	6uguif3.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 5228 wrote to memory of 3332	5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe	88
PID 5228 wrote to memory of 5252	5228	600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe	90
PID 3332 wrote to memory of 1560	3332	cmd.exe	92
PID 5252 wrote to memory of 4680	5252	cmd.exe	93
PID 5252 wrote to memory of 3300	5252	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe
"C:\Users\Admin\AppData\Local\Temp\600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5228
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "6uguif3" /tr '"C:\Users\Admin\AppData\Roaming\6uguif3.exe"' & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3332
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "6uguif3" /tr '"C:\Users\Admin\AppData\Roaming\6uguif3.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1560
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp118A.tmp.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5252
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:4680
- - C:\Users\Admin\AppData\Roaming\6uguif3.exe
    "C:\Users\Admin\AppData\Roaming\6uguif3.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3300

C:\Users\Admin\AppData\Roaming\6uguif3.exe
"C:\Users\Admin\AppData\Roaming\6uguif3.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4160

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

tmp118A.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp118A.tmp.bat
Size 151B
SHA256 96286a2566bfe4e7d45af0a07e885b0c4753184e24e95ebe53df4753039c3b5f
MD5 f5420f5cebfb0b742b728656f2980d0a
SHA1 e69b86c76b20f76a0cea12bde013ae6ff3af34fb
SHA512 208c179e111885f181aa80824411a21a6e8c328cdcc6ddd8b46ada880476348c45bd9cf821c27e2de8c3e3f12a1ae0db90cd766e69a2334774c9cbae6167f555
TLSH
T10EC08C6396C5EA0E2809549322FAE59D9166782D3E48AB408348484D22804C8E0D9342
MD5 SHA1 SHA512 TLSH

Submit Download

6uguif3.exe

Path C:\Users\Admin\AppData\Roaming\6uguif3.exe
Size 45KB
SHA256 600a2627556e5ef1dfde0fe3e7716fde6d62799ab864f5623661773a26b6b022
MD5 ca4e8aa90398f192c22ae11b8ed731dd
SHA1 3ca0027adf40f0d6da7fd3a0e4684d88ee97354a
SHA512 78866a8e78c80afd0de1de67da99bfc932bcfec1e61597ad4573ffa62e82f192c1967394537613bcaf7d3fb4069689e138ecd6c86818626e0b24135b02bf67ac
SSDEEP 768:0uPrpT/LGKeWUszuAmo2q9zITnyfaaPIIzjbJgX3iidlYCu4DHeXBDZ8x:0uPrpT/qY2QEhI3bGXSidlFu4DSd8x
TLSH
T1B2233B003BE9C12BF2BF4F789DF26145857AF6672A03D68D1CC4119B1613FC68A426FA
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4160-12-0x0000000074A80000-0x000000007523C000-memory.dmp

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memory/4160-14-0x0000000074A80000-0x000000007523C000-memory.dmp

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memory/5228-0-0x0000000074A92000-0x0000000074A93000-memory.dmp

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memory/5228-1-0x0000000000C40000-0x0000000000C52000-memory.dmp

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memory/5228-2-0x0000000074A80000-0x000000007523C000-memory.dmp

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memory/5228-3-0x00000000056C0000-0x000000000575C000-memory.dmp

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memory/5228-9-0x0000000074A80000-0x000000007523C000-memory.dmp

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