asyncrat | 7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e

Analysis

max time kernel
148s
max time network
152s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
21/08/2026, 17:25

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General

Target
7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
Size 45KB
Sample260821-vzc3pace56
SHA256 7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e
MD5 863baedecb8fa836a6d4f6ba6ff25c38
SHA1 5fbe2d4d10294d23d9215d30cca0a7b7f4113a47
SHA512 767545d4846f447304f53232bb20e7240ea0aa818e3dd0639c5ca571e39c35d6f2f827cd908782edec207934b0db29faad4a17c948e0d127625c6a6f5e5b83c7
SSDEEP 768:ku40ZTX3uXTaWUgzW0mo2qw8fBohEaEPIQxjb+gX3ik2pffTfSO2p8PfBDZMx:ku40ZTXEb2C4EapQhbBXSzfrf7fxdMx
TLSH
T1C5231B003BE8822BF2BE4F789CF26145867AF5636603D58E1CC451DB5713BC69A426FE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

default command_and_control 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
hermeticwiper.e.streamforester.name:80
hermeticwiper.e.streamforester.name:22
hermeticwiper.e.streamforester.name:8080
hermeticwiper.e.streamforester.name:8880
hermeticwiper.e.streamforester.name:2052
hermeticwiper.e.streamforester.name:2082
hermeticwiper.e.streamforester.name:2086
hermeticwiper.e.streamforester.name:2095
hermeticwiper.e.streamforester.name:443
hermeticwiper.e.streamforester.name:2053
hermeticwiper.e.streamforester.name:2083
hermeticwiper.e.streamforester.name:2087
hermeticwiper.e.streamforester.name:2096
hermeticwiper.e.streamforester.name:8443
trickbot.e.streamforester.name:80
trickbot.e.streamforester.name:22
trickbot.e.streamforester.name:8080
trickbot.e.streamforester.name:8880
trickbot.e.streamforester.name:2052
trickbot.e.streamforester.name:2082
trickbot.e.streamforester.name:2086
trickbot.e.streamforester.name:2095
trickbot.e.streamforester.name:443
trickbot.e.streamforester.name:2053
trickbot.e.streamforester.name:2083
trickbot.e.streamforester.name:2087
trickbot.e.streamforester.name:2096
trickbot.e.streamforester.name:8443

Mutex

nk5oLKO9ENje

Attributes

delay
0
install
true
install_file
n3vb9.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/0x002100000001c470-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
4424	n3vb9.exe
5964	n3vb9.exe

Outbound SSH connection to public host 2 TTPs 6 IoCs

SSH is used for remote access. This may indicate SSH host discovery, encrypted C2 traffic, or data exfiltration.

command_and_control

Protocol Tunneling

T1572

Network Service Discovery

T1046

description	flow	ioc
SSH destination	6	172.67.70.147:22
SSH destination	8	104.26.4.5:22
SSH destination	9	104.26.5.5:22
SSH destination	12	172.67.70.147:22
SSH destination	13	104.26.4.5:22
SSH destination	14	104.26.5.5:22

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
5648	cmd.exe
776	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	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	n3vb9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	n3vb9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
5892	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
1760	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
Token: SeDebugPrivilege	4424	n3vb9.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 5920 wrote to memory of 5648	5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe	89
PID 5920 wrote to memory of 776	5920	7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe	91
PID 776 wrote to memory of 5892	776	cmd.exe	93
PID 5648 wrote to memory of 1760	5648	cmd.exe	94
PID 776 wrote to memory of 5964	776	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe
"C:\Users\Admin\AppData\Local\Temp\7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5920
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "n3vb9" /tr '"C:\Users\Admin\AppData\Roaming\n3vb9.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5648
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "n3vb9" /tr '"C:\Users\Admin\AppData\Roaming\n3vb9.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1760
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpE4CD.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:776
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:5892
- - C:\Users\Admin\AppData\Roaming\n3vb9.exe
    "C:\Users\Admin\AppData\Roaming\n3vb9.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:5964

C:\Users\Admin\AppData\Roaming\n3vb9.exe
"C:\Users\Admin\AppData\Roaming\n3vb9.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4424

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

Network Service Discovery

T1046

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Protocol Tunneling

T1572

Exfiltration

Impact

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Downloads

tmpE4CD.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmpE4CD.tmp.bat
Size 149B
SHA256 49f8c38e94ec57909af22d62c9cac85817fa792ec431e5a421bcf0955aa1d332
MD5 075be59366e2785fc957510799c36a8d
SHA1 c7a98db1c8d41006335adb2b182dfc70ed262d4c
SHA512 caeb12311dfa4129f19bb90d1a803602c6217109392c20bd0ca208221cf734d428573ba5c14d3a18f9703ec50549ca43dc7927d4d20eaeab83d739237b07a3a6
TLSH
T14EC02B42A3C6FA1F3945182302FAD49DD1B2AC2A3F46BF40C304401D62C0848F0DA342
MD5 SHA1 SHA512 TLSH

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n3vb9.exe

Path C:\Users\Admin\AppData\Roaming\n3vb9.exe
Size 45KB
SHA256 7c9b42ad48829a11116a078abce25e7ab8eb0d1a180f2daab80696f28f2f364e
MD5 863baedecb8fa836a6d4f6ba6ff25c38
SHA1 5fbe2d4d10294d23d9215d30cca0a7b7f4113a47
SHA512 767545d4846f447304f53232bb20e7240ea0aa818e3dd0639c5ca571e39c35d6f2f827cd908782edec207934b0db29faad4a17c948e0d127625c6a6f5e5b83c7
SSDEEP 768:ku40ZTX3uXTaWUgzW0mo2qw8fBohEaEPIQxjb+gX3ik2pffTfSO2p8PfBDZMx:ku40ZTXEb2C4EapQhbBXSzfrf7fxdMx
TLSH
T1C5231B003BE8822BF2BE4F789CF26145867AF5636603D58E1CC451DB5713BC69A426FE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/4424-12-0x00000000748C0000-0x000000007507C000-memory.dmp

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memory/4424-14-0x00000000748C0000-0x000000007507C000-memory.dmp

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memory/5920-0-0x0000000074A42000-0x0000000074A43000-memory.dmp

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memory/5920-1-0x0000000000C70000-0x0000000000C82000-memory.dmp

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memory/5920-2-0x0000000074A30000-0x00000000751EC000-memory.dmp

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memory/5920-3-0x00000000057B0000-0x000000000584C000-memory.dmp

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memory/5920-8-0x0000000074A30000-0x00000000751EC000-memory.dmp

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