asyncrat | b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209

Analysis

max time kernel
148s
max time network
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
15/08/2026, 15:03

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General

Target
b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
Size 45KB
Sample260815-sfbdmsdl5w
SHA256 b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209
MD5 3a5958161a67c56eac32bbbae87ac132
SHA1 cfd9f32c688d04f53a254389f8627ccf6e12f9ab
SHA512 ad66218ded7743bc51857db36195cdbfadbfef450d373bd8e3027ac95b52710ce75fbb51c0db041ce0313bd6c50aa8542068c58d773e83be048649de9d2b1368
SSDEEP 768:IuuZ5TbUo/BWUlf+DHmo2q7EZoQTMtPI42jb7gX3iCoCU8VdPLPBDZFx:IuuZ5Tbjst2XL346bEXS5CUuPL5dFx
TLSH
T1DD232D1037E8812BF2BE4F78A9F26145867AF5673603D5892CC441DB5723FC686426FE
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

e.streamforester.name:80
e.streamforester.name:22
e.streamforester.name:8080
e.streamforester.name:8880
e.streamforester.name:2052
e.streamforester.name:2082
e.streamforester.name:2086
e.streamforester.name:2095
e.streamforester.name:443
e.streamforester.name:2053
e.streamforester.name:2083
e.streamforester.name:2087
e.streamforester.name:2096
e.streamforester.name:8443
www.e.streamforester.name:80
www.e.streamforester.name:22
www.e.streamforester.name:8080
www.e.streamforester.name:8880
www.e.streamforester.name:2052
www.e.streamforester.name:2082
www.e.streamforester.name:2086
www.e.streamforester.name:2095
www.e.streamforester.name:443
www.e.streamforester.name:2053
www.e.streamforester.name:2083
www.e.streamforester.name:2087
www.e.streamforester.name:2096
www.e.streamforester.name:8443
connect.e.streamforester.name:80
connect.e.streamforester.name:22
connect.e.streamforester.name:8080
connect.e.streamforester.name:8880
connect.e.streamforester.name:2052
connect.e.streamforester.name:2082
connect.e.streamforester.name:2086
connect.e.streamforester.name:2095
connect.e.streamforester.name:443
connect.e.streamforester.name:2053
connect.e.streamforester.name:2083
connect.e.streamforester.name:2087
connect.e.streamforester.name:2096
connect.e.streamforester.name:8443
codered.e.streamforester.name:80
codered.e.streamforester.name:22
codered.e.streamforester.name:8080
codered.e.streamforester.name:8880
codered.e.streamforester.name:2052
codered.e.streamforester.name:2082
codered.e.streamforester.name:2086
codered.e.streamforester.name:2095
codered.e.streamforester.name:443
codered.e.streamforester.name:2053
codered.e.streamforester.name:2083
codered.e.streamforester.name:2087
codered.e.streamforester.name:2096
codered.e.streamforester.name:8443
wannacry.e.streamforester.name:80
wannacry.e.streamforester.name:22
wannacry.e.streamforester.name:8080
wannacry.e.streamforester.name:8880
wannacry.e.streamforester.name:2052
wannacry.e.streamforester.name:2082
wannacry.e.streamforester.name:2086
wannacry.e.streamforester.name:2095
wannacry.e.streamforester.name:443
wannacry.e.streamforester.name:2053
wannacry.e.streamforester.name:2083
wannacry.e.streamforester.name:2087
wannacry.e.streamforester.name:2096
wannacry.e.streamforester.name:8443
shamoon.e.streamforester.name:80
shamoon.e.streamforester.name:22
shamoon.e.streamforester.name:8080
shamoon.e.streamforester.name:8880
shamoon.e.streamforester.name:2052
shamoon.e.streamforester.name:2082
shamoon.e.streamforester.name:2086
shamoon.e.streamforester.name:2095
shamoon.e.streamforester.name:443
shamoon.e.streamforester.name:2053
shamoon.e.streamforester.name:2083
shamoon.e.streamforester.name:2087
shamoon.e.streamforester.name:2096
shamoon.e.streamforester.name:8443

Mutex

IB22ZOsLFbjC

Attributes

delay
0
install
true
install_file
giv5qc.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/0x000d00000001c5c6-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
5344	giv5qc.exe
4824	giv5qc.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Executes a command shell one-liner 1 TTPs 2 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
3800	cmd.exe
1804	cmd.exe

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	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	giv5qc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	giv5qc.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
2896	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
1280	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
Token: SeDebugPrivilege	5344	giv5qc.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4664 wrote to memory of 3800	4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe	89
PID 4664 wrote to memory of 1804	4664	b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe	91
PID 3800 wrote to memory of 1280	3800	cmd.exe	93
PID 1804 wrote to memory of 2896	1804	cmd.exe	94
PID 1804 wrote to memory of 4824	1804	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe
"C:\Users\Admin\AppData\Local\Temp\b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4664
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "giv5qc" /tr '"C:\Users\Admin\AppData\Roaming\giv5qc.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3800
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "giv5qc" /tr '"C:\Users\Admin\AppData\Roaming\giv5qc.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1280
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp6623.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1804
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:2896
- - C:\Users\Admin\AppData\Roaming\giv5qc.exe
    "C:\Users\Admin\AppData\Roaming\giv5qc.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4824

C:\Users\Admin\AppData\Roaming\giv5qc.exe
"C:\Users\Admin\AppData\Roaming\giv5qc.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5344

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

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

tmp6623.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp6623.tmp.bat
Size 150B
SHA256 768a759656fcf10a2941fcb91259b24a491bb3d868ae51d4c7c6218ca7b571ea
MD5 fbae12d7fdfce95a370317cc877e25db
SHA1 10c49d97067fc233b2bde7ef1758e984548af25c
SHA512 ff36f054b48e52a772a16e1bb9d0754b468e07bd2df0583f23c2008bee4e3bc94c285d3fd95a12c1d9caf639478dc676f21a2a8c699229cd13d11e809eca83d8
TLSH
T143C02B5251C7EB0E2A09245302FBD5CDA1736C293F44BB50D344420E17C245CF0DD341
MD5 SHA1 SHA512 TLSH

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giv5qc.exe

Path C:\Users\Admin\AppData\Roaming\giv5qc.exe
Size 45KB
SHA256 b745fd9ef6a146f4d6db79e45ae97a07f902a14e5b8cd107e891185fe24f3209
MD5 3a5958161a67c56eac32bbbae87ac132
SHA1 cfd9f32c688d04f53a254389f8627ccf6e12f9ab
SHA512 ad66218ded7743bc51857db36195cdbfadbfef450d373bd8e3027ac95b52710ce75fbb51c0db041ce0313bd6c50aa8542068c58d773e83be048649de9d2b1368
SSDEEP 768:IuuZ5TbUo/BWUlf+DHmo2q7EZoQTMtPI42jb7gX3iCoCU8VdPLPBDZFx:IuuZ5Tbjst2XL346bEXS5CUuPL5dFx
TLSH
T1DD232D1037E8812BF2BE4F78A9F26145867AF5673603D5892CC441DB5723FC686426FE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/4664-0-0x0000000074902000-0x0000000074903000-memory.dmp

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memory/4664-1-0x0000000000690000-0x00000000006A2000-memory.dmp

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memory/4664-2-0x00000000748F0000-0x00000000750AC000-memory.dmp

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memory/4664-3-0x0000000005150000-0x00000000051EC000-memory.dmp

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memory/4664-8-0x00000000748F0000-0x00000000750AC000-memory.dmp

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memory/5344-12-0x00000000746F0000-0x0000000074EAC000-memory.dmp

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memory/5344-14-0x00000000746F0000-0x0000000074EAC000-memory.dmp

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