asyncrat | 124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f

Analysis

max time kernel
148s
max time network
147s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260629-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
01/07/2026, 12:35

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General

Target
124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
Size 45KB
Sample260701-pse1taes8p
SHA256 124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f
MD5 4f8ab10509d41dfa657bee7c451d9659
SHA1 05a62b153b6bea81905eeaa1c76675abe07f13cf
SHA512 43f809d227481725548b1bfa5e05e7aed37cae216f76b16525d9031610c1dd3fb0cd736170927656552f6fa98995c4bdcaac19665a7d44c64b2a8a6d90a3c8f9
SSDEEP 768:ru2n5T105n5WU9XuPmo2qbOGFZQjB4PIFfzjb3gX3i0pRj3SU4Os/BDZxx:ru2n5T1G62oqF9Ff3bQXS0pFgXdxx
TLSH
T11E231A003BE8812BF2BF5B78A9F26106867AF6733603E54D1CC451975713FC69A426EE
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

rfccarparkmanagement.co.uk:80
rfccarparkmanagement.co.uk:22
rfccarparkmanagement.co.uk:8080
rfccarparkmanagement.co.uk:8880
rfccarparkmanagement.co.uk:2052
rfccarparkmanagement.co.uk:2082
rfccarparkmanagement.co.uk:2086
rfccarparkmanagement.co.uk:2095
rfccarparkmanagement.co.uk:443
rfccarparkmanagement.co.uk:2053
rfccarparkmanagement.co.uk:2083
rfccarparkmanagement.co.uk:2087
rfccarparkmanagement.co.uk:2096
rfccarparkmanagement.co.uk:8443
www.rfccarparkmanagement.co.uk:80
www.rfccarparkmanagement.co.uk:22
www.rfccarparkmanagement.co.uk:8080
www.rfccarparkmanagement.co.uk:8880
www.rfccarparkmanagement.co.uk:2052
www.rfccarparkmanagement.co.uk:2082
www.rfccarparkmanagement.co.uk:2086
www.rfccarparkmanagement.co.uk:2095
www.rfccarparkmanagement.co.uk:443
www.rfccarparkmanagement.co.uk:2053
www.rfccarparkmanagement.co.uk:2083
www.rfccarparkmanagement.co.uk:2087
www.rfccarparkmanagement.co.uk:2096
www.rfccarparkmanagement.co.uk:8443
triton.rfccarparkmanagement.co.uk:80
triton.rfccarparkmanagement.co.uk:22
triton.rfccarparkmanagement.co.uk:8080
triton.rfccarparkmanagement.co.uk:8880
triton.rfccarparkmanagement.co.uk:2052
triton.rfccarparkmanagement.co.uk:2082
triton.rfccarparkmanagement.co.uk:2086
triton.rfccarparkmanagement.co.uk:2095
triton.rfccarparkmanagement.co.uk:443
triton.rfccarparkmanagement.co.uk:2053
triton.rfccarparkmanagement.co.uk:2083
triton.rfccarparkmanagement.co.uk:2087
triton.rfccarparkmanagement.co.uk:2096
triton.rfccarparkmanagement.co.uk:8443
agenttesla.rfccarparkmanagement.co.uk:80
agenttesla.rfccarparkmanagement.co.uk:22
agenttesla.rfccarparkmanagement.co.uk:8080
agenttesla.rfccarparkmanagement.co.uk:8880
agenttesla.rfccarparkmanagement.co.uk:2052
agenttesla.rfccarparkmanagement.co.uk:2082
agenttesla.rfccarparkmanagement.co.uk:2086
agenttesla.rfccarparkmanagement.co.uk:2095
agenttesla.rfccarparkmanagement.co.uk:443
agenttesla.rfccarparkmanagement.co.uk:2053
agenttesla.rfccarparkmanagement.co.uk:2083
agenttesla.rfccarparkmanagement.co.uk:2087
agenttesla.rfccarparkmanagement.co.uk:2096
agenttesla.rfccarparkmanagement.co.uk:8443
qakbot.rfccarparkmanagement.co.uk:80
qakbot.rfccarparkmanagement.co.uk:22
qakbot.rfccarparkmanagement.co.uk:8080
qakbot.rfccarparkmanagement.co.uk:8880
qakbot.rfccarparkmanagement.co.uk:2052
qakbot.rfccarparkmanagement.co.uk:2082
qakbot.rfccarparkmanagement.co.uk:2086
qakbot.rfccarparkmanagement.co.uk:2095
qakbot.rfccarparkmanagement.co.uk:443
qakbot.rfccarparkmanagement.co.uk:2053
qakbot.rfccarparkmanagement.co.uk:2083
qakbot.rfccarparkmanagement.co.uk:2087
qakbot.rfccarparkmanagement.co.uk:2096
qakbot.rfccarparkmanagement.co.uk:8443
malware.rfccarparkmanagement.co.uk:80
malware.rfccarparkmanagement.co.uk:22
malware.rfccarparkmanagement.co.uk:8080
malware.rfccarparkmanagement.co.uk:8880
malware.rfccarparkmanagement.co.uk:2052
malware.rfccarparkmanagement.co.uk:2082
malware.rfccarparkmanagement.co.uk:2086
malware.rfccarparkmanagement.co.uk:2095
malware.rfccarparkmanagement.co.uk:443
malware.rfccarparkmanagement.co.uk:2053
malware.rfccarparkmanagement.co.uk:2083
malware.rfccarparkmanagement.co.uk:2087
malware.rfccarparkmanagement.co.uk:2096
malware.rfccarparkmanagement.co.uk:8443

Mutex

KWPDBfWdYn0A

Attributes

delay
0
install
true
install_file
p51jsv.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/0x000e00000001c4ae-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
3708	p51jsv.exe
3932	p51jsv.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	p51jsv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	p51jsv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.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
3492	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
5472	schtasks.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
Token: SeDebugPrivilege	3708	p51jsv.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 5652 wrote to memory of 5760	5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe	88
PID 5652 wrote to memory of 5132	5652	124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe	89
PID 5760 wrote to memory of 5472	5760	cmd.exe	92
PID 5132 wrote to memory of 3492	5132	cmd.exe	93
PID 5132 wrote to memory of 3932	5132	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe
"C:\Users\Admin\AppData\Local\Temp\124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5652
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "p51jsv" /tr '"C:\Users\Admin\AppData\Roaming\p51jsv.exe"' & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5760
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "p51jsv" /tr '"C:\Users\Admin\AppData\Roaming\p51jsv.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:5472
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpB5ED.tmp.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5132
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:3492
- - C:\Users\Admin\AppData\Roaming\p51jsv.exe
    "C:\Users\Admin\AppData\Roaming\p51jsv.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3932

C:\Users\Admin\AppData\Roaming\p51jsv.exe
"C:\Users\Admin\AppData\Roaming\p51jsv.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3708

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:5128
- C:\Windows\explorer.exe
  explorer.exe /LOADSAVEDWINDOWS
  2⤵
  PID:620

C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
1⤵
PID:2492

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
1⤵
PID:3808

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

prep_Activatable Class_Hermes_perf.cache

Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
Size 603B
SHA256 b346273b0f3e13afaa9f07d97248343c45a667a5e097d1198a449a4de187aebb
MD5 2510ff22aab74c2ba735738716005a2f
SHA1 306d676ad05de19254b82e221f183ff918e4902b
SHA512 b06c9137817610963efc14c36895253ac8c2eb5af5c9c5e3bdfa59fef8050d9827e4d250b571051c52d7141b4d69702cb0e23a14a114c3e163b1b5bdb2911f1f
TLSH
T1BEF0DC53D3E25125E023023D88A61BD27A33DB596FC7262B4540AE6C3E3B3002F494BC
MD5 SHA1 SHA512 TLSH

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prep_Activatable Class_Hermes_perf.cache

Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
Size 607B
SHA256 be6b74e52e5eef1f1c27c0976bf3bf1bfa99958c00bbef2898a602f691be6dae
MD5 76b78ed7ff6273215b134d6a6488035d
SHA1 9e7a11ffb68d027036302eccd4c22315054843a9
SHA512 9919504cd4d8c0757abff8da4bbad1c4b6532f81d290c736fc5624ef66de45e6a9e29a8290854ae554d5bdfc5291f1ea81ae62d1b25846bfbcf1515e2ec3e4f1
TLSH
T174F0DC53CBD6536BD527223CC8E207E1FA70E2719E81212386106F2D6CB77241E474B4
MD5 SHA1 SHA512 TLSH

Submit Download

tmpB5ED.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmpB5ED.tmp.bat
Size 150B
SHA256 fc91d16e888817151ca1d38b89ec57a4262155b7c6e1cc8dd3a51122479430e2
MD5 0df301757f2b40e6c8e0d431cf900853
SHA1 241773c0c7f551b65a2806f539a1062dc9df4c19
SHA512 ca7c9231cf83db70cb38d8ab62a8606ad7dc09afce915bcaab962b915fa6d6dfbdb3dcd3c4c09bf40b0e6019848a0ba696c65ae6d1152564d91d65434b020217
TLSH
T15FC08C5362C5AA4E6805541302BBD48C9166A9293E44AB008344844D5280848E099342
MD5 SHA1 SHA512 TLSH

Submit Download

p51jsv.exe

Path C:\Users\Admin\AppData\Roaming\p51jsv.exe
Size 45KB
SHA256 124fd8711dfce3ecbe19efe25b22087b6558155f14443c29c1c4e80ed06f265f
MD5 4f8ab10509d41dfa657bee7c451d9659
SHA1 05a62b153b6bea81905eeaa1c76675abe07f13cf
SHA512 43f809d227481725548b1bfa5e05e7aed37cae216f76b16525d9031610c1dd3fb0cd736170927656552f6fa98995c4bdcaac19665a7d44c64b2a8a6d90a3c8f9
SSDEEP 768:ru2n5T105n5WU9XuPmo2qbOGFZQjB4PIFfzjb3gX3i0pRj3SU4Os/BDZxx:ru2n5T1G62oqF9Ff3bQXS0pFgXdxx
TLSH
T11E231A003BE8812BF2BF5B78A9F26106867AF6733603E54D1CC451975713FC69A426EE
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2492-81-0x000002A694190000-0x000002A6941B0000-memory.dmp

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memory/2492-35-0x000002A6801E0000-0x000002A6802E0000-memory.dmp

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memory/2492-36-0x000002A6801E0000-0x000002A6802E0000-memory.dmp

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memory/2492-37-0x000002A6801E0000-0x000002A6802E0000-memory.dmp

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memory/2492-44-0x000002A682DD0000-0x000002A682ED0000-memory.dmp

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memory/2492-43-0x000002A682970000-0x000002A682990000-memory.dmp

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memory/2492-52-0x000002A682C10000-0x000002A682C30000-memory.dmp

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memory/3708-14-0x0000000074C90000-0x000000007544C000-memory.dmp

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memory/3708-12-0x0000000074C90000-0x000000007544C000-memory.dmp

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memory/5652-0-0x0000000074E12000-0x0000000074E13000-memory.dmp

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memory/5652-8-0x0000000074E00000-0x00000000755BC000-memory.dmp

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memory/5652-3-0x00000000059A0000-0x0000000005A3C000-memory.dmp

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memory/5652-2-0x0000000074E00000-0x00000000755BC000-memory.dmp

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memory/5652-1-0x0000000000E00000-0x0000000000E12000-memory.dmp

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