asyncrat | f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433

Analysis

max time kernel
148s
max time network
151s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
16/07/2026, 15:48

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General

Target
f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
Size 45KB
Sample260716-s8vb8acv4y
SHA256 f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433
MD5 630bc1aec3b43bb6eb891a573a8a801e
SHA1 5c58364d281d64bb311d3888618e011886d9641f
SHA512 2e7e70329f3a59245fc2d947c164a74a765abf3755fabe31de192fba26b1f28fca4737c53074eb3ccece5a3d048c2831972b1aa3668926b13de1e9bea84f07c7
SSDEEP 768:0uPrpT/LGKeWUszuAmo2q9Xozfy3CKPI01jbigX3iHPenPBDPUl3BDZ8x:0uPrpT/qY2ZTR0dbFXSHWn5DPUlxd8x
TLSH
T15A232B103BE9C12BF2BE4F789DF26105467AF6633503D6891CC4129B5613FC68A52AFE
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

dagatructiep.ph:80
dagatructiep.ph:22
dagatructiep.ph:8080
dagatructiep.ph:8880
dagatructiep.ph:2052
dagatructiep.ph:2082
dagatructiep.ph:2086
dagatructiep.ph:2095
dagatructiep.ph:443
dagatructiep.ph:2053
dagatructiep.ph:2083
dagatructiep.ph:2087
dagatructiep.ph:2096
dagatructiep.ph:8443
www.dagatructiep.ph:80
www.dagatructiep.ph:22
www.dagatructiep.ph:8080
www.dagatructiep.ph:8880
www.dagatructiep.ph:2052
www.dagatructiep.ph:2082
www.dagatructiep.ph:2086
www.dagatructiep.ph:2095
www.dagatructiep.ph:443
www.dagatructiep.ph:2053
www.dagatructiep.ph:2083
www.dagatructiep.ph:2087
www.dagatructiep.ph:2096
www.dagatructiep.ph:8443
socgholish.dagatructiep.ph:80
socgholish.dagatructiep.ph:22
socgholish.dagatructiep.ph:8080
socgholish.dagatructiep.ph:8880
socgholish.dagatructiep.ph:2052
socgholish.dagatructiep.ph:2082
socgholish.dagatructiep.ph:2086
socgholish.dagatructiep.ph:2095
socgholish.dagatructiep.ph:443
socgholish.dagatructiep.ph:2053
socgholish.dagatructiep.ph:2083
socgholish.dagatructiep.ph:2087
socgholish.dagatructiep.ph:2096
socgholish.dagatructiep.ph:8443
sasser.dagatructiep.ph:80
sasser.dagatructiep.ph:22
sasser.dagatructiep.ph:8080
sasser.dagatructiep.ph:8880
sasser.dagatructiep.ph:2052
sasser.dagatructiep.ph:2082
sasser.dagatructiep.ph:2086
sasser.dagatructiep.ph:2095
sasser.dagatructiep.ph:443
sasser.dagatructiep.ph:2053
sasser.dagatructiep.ph:2083
sasser.dagatructiep.ph:2087
sasser.dagatructiep.ph:2096
sasser.dagatructiep.ph:8443

Mutex

axGwwQwmDUhd

Attributes

delay
0
install
true
install_file
pre4bhc.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/0x001b00000001c343-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
1860	pre4bhc.exe
5388	pre4bhc.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	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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pre4bhc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pre4bhc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
5248	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
5692	schtasks.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
Token: SeDebugPrivilege	1860	pre4bhc.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 848 wrote to memory of 4464	848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe	87
PID 848 wrote to memory of 796	848	f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe	88
PID 796 wrote to memory of 5248	796	cmd.exe	91
PID 4464 wrote to memory of 5692	4464	cmd.exe	92
PID 796 wrote to memory of 5388	796	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe
"C:\Users\Admin\AppData\Local\Temp\f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:848
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "pre4bhc" /tr '"C:\Users\Admin\AppData\Roaming\pre4bhc.exe"' & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4464
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "pre4bhc" /tr '"C:\Users\Admin\AppData\Roaming\pre4bhc.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:5692
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp5F8B.tmp.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:796
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:5248
- - C:\Users\Admin\AppData\Roaming\pre4bhc.exe
    "C:\Users\Admin\AppData\Roaming\pre4bhc.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:5388

C:\Users\Admin\AppData\Roaming\pre4bhc.exe
"C:\Users\Admin\AppData\Roaming\pre4bhc.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1860

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

tmp5F8B.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp5F8B.tmp.bat
Size 151B
SHA256 d20ba7c5163621e019e9c5316ab98ef51b3bb1c337d669386250a28f71f353fc
MD5 a2121858e9e763585f53a7588875552c
SHA1 41ffd50ce1a4e3bc627124ccd96aecbd7a626128
SHA512 6d12a2846a08cfeb4241b6fdfddb209d75892acc89a49859ed5153df0315c8feef1e0b605770019b9b06dbeb43f7400ab598a02b729bc578e0b73ccf892f8b80
TLSH
T104C02B5361C6EB0E2D05145302FBDACED173AC5A3F80BB00D344409E23C044DF0D9741
MD5 SHA1 SHA512 TLSH

Submit Download

pre4bhc.exe

Path C:\Users\Admin\AppData\Roaming\pre4bhc.exe
Size 45KB
SHA256 f4e45150973c25024e69696391ca6d7cc691e74223792840336488fbea674433
MD5 630bc1aec3b43bb6eb891a573a8a801e
SHA1 5c58364d281d64bb311d3888618e011886d9641f
SHA512 2e7e70329f3a59245fc2d947c164a74a765abf3755fabe31de192fba26b1f28fca4737c53074eb3ccece5a3d048c2831972b1aa3668926b13de1e9bea84f07c7
SSDEEP 768:0uPrpT/LGKeWUszuAmo2q9Xozfy3CKPI01jbigX3iHPenPBDPUl3BDZ8x:0uPrpT/qY2ZTR0dbFXSHWn5DPUlxd8x
TLSH
T15A232B103BE9C12BF2BE4F789DF26105467AF6633503D6891CC4129B5613FC68A52AFE
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/848-0-0x00000000747D2000-0x00000000747D3000-memory.dmp

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memory/848-1-0x00000000003F0000-0x0000000000402000-memory.dmp

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memory/848-2-0x00000000747C0000-0x0000000074F7C000-memory.dmp

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memory/848-3-0x0000000004F40000-0x0000000004FDC000-memory.dmp

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memory/848-8-0x00000000747C0000-0x0000000074F7C000-memory.dmp

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memory/1860-12-0x0000000074650000-0x0000000074E0C000-memory.dmp

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memory/1860-14-0x0000000074650000-0x0000000074E0C000-memory.dmp

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