asyncrat | 2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2

Analysis

max time kernel
6s
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
02/08/2026, 18:10

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General

Target
2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
Size 45KB
Sample260802-wsehlsdq41
SHA256 2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2
MD5 5d77859a44cb72e655101efbb8d1a5ae
SHA1 53588ed9ddf4436a86c433813296b9bc5ee41623
SHA512 813f94ff30381af13a0dcb626d03a65981c93a509e404ce1a9e25edf05dcc5348d84e9610372a72a0b40eea4d857ef43ac583d2bf520c06a62529b4cf3515843
SSDEEP 768:cuqb5TrIGuCWUoKXMmo2qQf3Xo5EayPIuzjbHgX3izYusWufL/XrqBDZUx:cuqb5TrhG2bQEabu3bAXSzYkuj/QdUx
TLSH
T11E232B003BE88127F2BE4F7898F26145857EF6A32603D5491CC452D75B13FC69A42AFE
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

xcavengon.click:80
xcavengon.click:22
xcavengon.click:8080
xcavengon.click:8880
xcavengon.click:2052
xcavengon.click:2082
xcavengon.click:2086
xcavengon.click:2095
xcavengon.click:443
xcavengon.click:2053
xcavengon.click:2083
xcavengon.click:2087
xcavengon.click:2096
xcavengon.click:8443
www.xcavengon.click:80
www.xcavengon.click:22
www.xcavengon.click:8080
www.xcavengon.click:8880
www.xcavengon.click:2052
www.xcavengon.click:2082
www.xcavengon.click:2086
www.xcavengon.click:2095
www.xcavengon.click:443
www.xcavengon.click:2053
www.xcavengon.click:2083
www.xcavengon.click:2087
www.xcavengon.click:2096
www.xcavengon.click:8443
downadup.xcavengon.click:80
downadup.xcavengon.click:22
downadup.xcavengon.click:8080
downadup.xcavengon.click:8880
downadup.xcavengon.click:2052
downadup.xcavengon.click:2082
downadup.xcavengon.click:2086
downadup.xcavengon.click:2095
downadup.xcavengon.click:443
downadup.xcavengon.click:2053
downadup.xcavengon.click:2083
downadup.xcavengon.click:2087
downadup.xcavengon.click:2096
downadup.xcavengon.click:8443
trickbot.xcavengon.click:80
trickbot.xcavengon.click:22
trickbot.xcavengon.click:8080
trickbot.xcavengon.click:8880
trickbot.xcavengon.click:2052
trickbot.xcavengon.click:2082
trickbot.xcavengon.click:2086
trickbot.xcavengon.click:2095
trickbot.xcavengon.click:443
trickbot.xcavengon.click:2053
trickbot.xcavengon.click:2083
trickbot.xcavengon.click:2087
trickbot.xcavengon.click:2096
trickbot.xcavengon.click:8443
hacker.xcavengon.click:80
hacker.xcavengon.click:22
hacker.xcavengon.click:8080
hacker.xcavengon.click:8880
hacker.xcavengon.click:2052
hacker.xcavengon.click:2082
hacker.xcavengon.click:2086
hacker.xcavengon.click:2095
hacker.xcavengon.click:443
hacker.xcavengon.click:2053
hacker.xcavengon.click:2083
hacker.xcavengon.click:2087
hacker.xcavengon.click:2096
hacker.xcavengon.click:8443
qbot.xcavengon.click:80
qbot.xcavengon.click:22
qbot.xcavengon.click:8080
qbot.xcavengon.click:8880
qbot.xcavengon.click:2052
qbot.xcavengon.click:2082
qbot.xcavengon.click:2086
qbot.xcavengon.click:2095
qbot.xcavengon.click:443
qbot.xcavengon.click:2053
qbot.xcavengon.click:2083
qbot.xcavengon.click:2087
qbot.xcavengon.click:2096
qbot.xcavengon.click:8443

Mutex

4oQlwFwfDkvO

Attributes

delay
0
install
true
install_file
15wj0.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/0x002600000001c471-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
4116	15wj0.exe
5400	15wj0.exe

Outbound SSH connection to public host 2 TTPs 4 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	7	172.67.189.217:22
SSH destination	9	104.21.10.8:22
SSH destination	14	172.67.189.217:22
SSH destination	15	104.21.10.8:22

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
4616	cmd.exe
4092	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	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	15wj0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	15wj0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.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

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
2592	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
5616	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3556 wrote to memory of 4616	3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe	89
PID 3556 wrote to memory of 4092	3556	2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe	90
PID 4616 wrote to memory of 5616	4616	cmd.exe	93
PID 4092 wrote to memory of 2592	4092	cmd.exe	94
PID 4092 wrote to memory of 5400	4092	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe
"C:\Users\Admin\AppData\Local\Temp\2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3556
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "15wj0" /tr '"C:\Users\Admin\AppData\Roaming\15wj0.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4616
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "15wj0" /tr '"C:\Users\Admin\AppData\Roaming\15wj0.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:5616
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp48A8.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4092
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:2592
- - C:\Users\Admin\AppData\Roaming\15wj0.exe
    "C:\Users\Admin\AppData\Roaming\15wj0.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:5400

C:\Users\Admin\AppData\Roaming\15wj0.exe
"C:\Users\Admin\AppData\Roaming\15wj0.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4116

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

Replay Monitor

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Downloads

tmp48A8.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp48A8.tmp.bat
Size 149B
SHA256 6eee85a1e8f764fd3a5e53e16f452a83c3102066bb608e4c4c6fc2a46cd383f0
MD5 0d8798518a57032c923c30b996c0015d
SHA1 a0a4b587fdf9951e4f7d6f219c7c462575bd7a36
SHA512 1d13eea835f989fb1d941779f04cdf206da6eddafe0a5254a2b32af87c5f9accd282ea7744f0eb8c32c090e1126e0bcb3ce2b44c6ab962a454f1bfa60d869d99
TLSH
T1D8C02B43D5C5EA0F2D053C2302FBD88E91726D5D3F40BB30C308804D6280849F0DD381
MD5 SHA1 SHA512 TLSH

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15wj0.exe

Path C:\Users\Admin\AppData\Roaming\15wj0.exe
Size 45KB
SHA256 2c2378c40249e0d6f65fde230a780b8a34c23fd7311dd584a6bca8237cf5bac2
MD5 5d77859a44cb72e655101efbb8d1a5ae
SHA1 53588ed9ddf4436a86c433813296b9bc5ee41623
SHA512 813f94ff30381af13a0dcb626d03a65981c93a509e404ce1a9e25edf05dcc5348d84e9610372a72a0b40eea4d857ef43ac583d2bf520c06a62529b4cf3515843
SSDEEP 768:cuqb5TrIGuCWUoKXMmo2qQf3Xo5EayPIuzjbHgX3izYusWufL/XrqBDZUx:cuqb5TrhG2bQEabu3bAXSzYkuj/QdUx
TLSH
T11E232B003BE88127F2BE4F7898F26145857EF6A32603D5491CC452D75B13FC69A42AFE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/3556-0-0x0000000074952000-0x0000000074953000-memory.dmp

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memory/3556-1-0x00000000004D0000-0x00000000004E2000-memory.dmp

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memory/3556-2-0x0000000074940000-0x00000000750FC000-memory.dmp

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memory/3556-3-0x0000000004EF0000-0x0000000004F8C000-memory.dmp

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memory/3556-8-0x0000000074940000-0x00000000750FC000-memory.dmp

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memory/4116-12-0x00000000747A0000-0x0000000074F5C000-memory.dmp

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memory/4116-14-0x00000000747A0000-0x0000000074F5C000-memory.dmp

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