asyncrat | ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340

Analysis

max time kernel
148s
max time network
152s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
11/07/2026, 09:29

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General

Target
ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
Size 45KB
Sample260711-lf94msft2l
SHA256 ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340
MD5 d65094ebd0658a2e35b1f8447f0be6ec
SHA1 55284f19e209691a6e9203ba7aaf177a8dff5edb
SHA512 7e15e14c9236a5f06e25dceaef71bfc1edff58df6e79ed1082e78d3b6add00680fa60ddf51fee8b32c718409bf12d015bff635ffb270de4a75daf7d861977c16
SSDEEP 768:cu7m/5THrq+CWUoDuMmo2qFg3FoDEaOPIFzjb3gX3iqxcI7Z6Y5dXtBDZUx:cu7e5TH2A2RKEa3F3bQXSD0Z6YDzdUx
TLSH
T107232B003BE9C227F2BE4F7899F26245867AF6A32603D5491CC441D75613FC6DA42AFE
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
remcos.dagatructiep.ph:80
remcos.dagatructiep.ph:22
remcos.dagatructiep.ph:8080
remcos.dagatructiep.ph:8880
remcos.dagatructiep.ph:2052
remcos.dagatructiep.ph:2082
remcos.dagatructiep.ph:2086
remcos.dagatructiep.ph:2095
remcos.dagatructiep.ph:443
remcos.dagatructiep.ph:2053
remcos.dagatructiep.ph:2083
remcos.dagatructiep.ph:2087
remcos.dagatructiep.ph:2096
remcos.dagatructiep.ph:8443
cryptolocker.dagatructiep.ph:80
cryptolocker.dagatructiep.ph:22
cryptolocker.dagatructiep.ph:8080
cryptolocker.dagatructiep.ph:8880
cryptolocker.dagatructiep.ph:2052
cryptolocker.dagatructiep.ph:2082
cryptolocker.dagatructiep.ph:2086
cryptolocker.dagatructiep.ph:2095
cryptolocker.dagatructiep.ph:443
cryptolocker.dagatructiep.ph:2053
cryptolocker.dagatructiep.ph:2083
cryptolocker.dagatructiep.ph:2087
cryptolocker.dagatructiep.ph:2096
cryptolocker.dagatructiep.ph:8443

Mutex

GWFBzY76655I

Attributes

delay
0
install
true
install_file
nqfr2.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/0x000e00000001c581-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
1944	nqfr2.exe
3820	nqfr2.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	nqfr2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nqfr2.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
1796	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
1872	schtasks.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
Token: SeDebugPrivilege	1944	nqfr2.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3776 wrote to memory of 5452	3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe	87
PID 3776 wrote to memory of 5000	3776	ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe	88
PID 5000 wrote to memory of 1796	5000	cmd.exe	91
PID 5452 wrote to memory of 1872	5452	cmd.exe	92
PID 5000 wrote to memory of 3820	5000	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe
"C:\Users\Admin\AppData\Local\Temp\ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3776
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "nqfr2" /tr '"C:\Users\Admin\AppData\Roaming\nqfr2.exe"' & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5452
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "nqfr2" /tr '"C:\Users\Admin\AppData\Roaming\nqfr2.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1872
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp2B0E.tmp.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5000
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:1796
- - C:\Users\Admin\AppData\Roaming\nqfr2.exe
    "C:\Users\Admin\AppData\Roaming\nqfr2.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3820

C:\Users\Admin\AppData\Roaming\nqfr2.exe
"C:\Users\Admin\AppData\Roaming\nqfr2.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1944

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

tmp2B0E.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp2B0E.tmp.bat
Size 149B
SHA256 4cd0ae5bb48f1f177a0238faf4bad48bb7a7336e8f38dcf0809d0b3f20258316
MD5 df4fce8097228282aa9b2f908209d6e8
SHA1 9c0bccfe58485a34dfabae142e261de202927767
SHA512 f667ac7b93777a67f3a6b8368bddcea3d4e212b3d5d22ff702b9fb87ba746cf350ab8eedfaed3b99c635df034dd3051a7f24fbb5e9a19d1362566cf46bc515be
TLSH
T174C02B4261C5EA1F2907542312FAD89FA1B2BC293F40BF00C704444D228044CF8D9381
MD5 SHA1 SHA512 TLSH

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nqfr2.exe

Path C:\Users\Admin\AppData\Roaming\nqfr2.exe
Size 45KB
SHA256 ef5a62364f02fbab4805a21fc558d00966dde18660829e82ffebf2566f403340
MD5 d65094ebd0658a2e35b1f8447f0be6ec
SHA1 55284f19e209691a6e9203ba7aaf177a8dff5edb
SHA512 7e15e14c9236a5f06e25dceaef71bfc1edff58df6e79ed1082e78d3b6add00680fa60ddf51fee8b32c718409bf12d015bff635ffb270de4a75daf7d861977c16
SSDEEP 768:cu7m/5THrq+CWUoDuMmo2qFg3FoDEaOPIFzjb3gX3iqxcI7Z6Y5dXtBDZUx:cu7e5TH2A2RKEa3F3bQXSD0Z6YDzdUx
TLSH
T107232B003BE9C227F2BE4F7899F26245867AF6A32603D5491CC441D75613FC6DA42AFE
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1944-12-0x0000000074950000-0x000000007510C000-memory.dmp

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memory/1944-14-0x0000000074950000-0x000000007510C000-memory.dmp

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memory/3776-0-0x0000000074AD2000-0x0000000074AD3000-memory.dmp

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memory/3776-1-0x0000000000B60000-0x0000000000B72000-memory.dmp

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memory/3776-2-0x0000000074AC0000-0x000000007527C000-memory.dmp

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memory/3776-3-0x0000000005680000-0x000000000571C000-memory.dmp

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memory/3776-8-0x0000000074AC0000-0x000000007527C000-memory.dmp

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