asyncrat | 1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443

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
04/08/2026, 22:44

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General

Target
1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
Size 45KB
Sample260804-2pbkfaaa37
SHA256 1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443
MD5 5c18c32afcd3953b57ceb76a80c7c7af
SHA1 ddbbb7aaa408aa89b7421654eb86b3a10b94b7b7
SHA512 830b94395ad634b55266d8d106f87e2009328d4e83082e003d9561ea36da5c0f285bd0ffe732b6d8e9f8bdc0339bb6fd9c43165f3aeee6b1bdb17c74dc11fc0c
SSDEEP 768:QulLJTEs+EgWUKJTGmo2q9cZo3TMtPIQrjbYgX3ieiYcyV9b3bOSxQkBDZTx:QulLJTE9X2NU3Q/bPXSe7zPb3HZdTx
TLSH
T18B232D0037E8812BF2BE5F78ACF26145867AF2673602D58E1CC4519B5613FC68A536FE
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

sas-cdn.com:80
sas-cdn.com:22
sas-cdn.com:8080
sas-cdn.com:8880
sas-cdn.com:2052
sas-cdn.com:2082
sas-cdn.com:2086
sas-cdn.com:2095
sas-cdn.com:443
sas-cdn.com:2053
sas-cdn.com:2083
sas-cdn.com:2087
sas-cdn.com:2096
sas-cdn.com:8443
www.sas-cdn.com:80
www.sas-cdn.com:22
www.sas-cdn.com:8080
www.sas-cdn.com:8880
www.sas-cdn.com:2052
www.sas-cdn.com:2082
www.sas-cdn.com:2086
www.sas-cdn.com:2095
www.sas-cdn.com:443
www.sas-cdn.com:2053
www.sas-cdn.com:2083
www.sas-cdn.com:2087
www.sas-cdn.com:2096
www.sas-cdn.com:8443
sobig.sas-cdn.com:80
sobig.sas-cdn.com:22
sobig.sas-cdn.com:8080
sobig.sas-cdn.com:8880
sobig.sas-cdn.com:2052
sobig.sas-cdn.com:2082
sobig.sas-cdn.com:2086
sobig.sas-cdn.com:2095
sobig.sas-cdn.com:443
sobig.sas-cdn.com:2053
sobig.sas-cdn.com:2083
sobig.sas-cdn.com:2087
sobig.sas-cdn.com:2096
sobig.sas-cdn.com:8443
revil.sas-cdn.com:80
revil.sas-cdn.com:22
revil.sas-cdn.com:8080
revil.sas-cdn.com:8880
revil.sas-cdn.com:2052
revil.sas-cdn.com:2082
revil.sas-cdn.com:2086
revil.sas-cdn.com:2095
revil.sas-cdn.com:443
revil.sas-cdn.com:2053
revil.sas-cdn.com:2083
revil.sas-cdn.com:2087
revil.sas-cdn.com:2096
revil.sas-cdn.com:8443

Mutex

d0VH8KiaOtO9

Attributes

delay
0
install
true
install_file
uiphdb.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/0x000e00000001c5a1-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
3400	uiphdb.exe
2676	uiphdb.exe

Outbound SSH connection to public host 2 TTPs 2 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	pid	Process
SSH destination	2	185.93.2.244:22	3400	uiphdb.exe
SSH destination	7	79.127.134.131:22		Process not Found

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
2164	cmd.exe
2380	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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	uiphdb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	uiphdb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
1340	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
2160	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
Token: SeDebugPrivilege	3400	uiphdb.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3828 wrote to memory of 2164	3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe	88
PID 3828 wrote to memory of 2380	3828	1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe	90
PID 2164 wrote to memory of 2160	2164	cmd.exe	92
PID 2380 wrote to memory of 1340	2380	cmd.exe	93
PID 2380 wrote to memory of 2676	2380	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe
"C:\Users\Admin\AppData\Local\Temp\1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3828
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "uiphdb" /tr '"C:\Users\Admin\AppData\Roaming\uiphdb.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2164
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "uiphdb" /tr '"C:\Users\Admin\AppData\Roaming\uiphdb.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2160
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp541.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2380
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:1340
- - C:\Users\Admin\AppData\Roaming\uiphdb.exe
    "C:\Users\Admin\AppData\Roaming\uiphdb.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2676

C:\Users\Admin\AppData\Roaming\uiphdb.exe
"C:\Users\Admin\AppData\Roaming\uiphdb.exe"
1⤵
- Executes dropped EXE
- Outbound SSH connection to public host
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3400

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
PID:3144

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

tmp541.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp541.tmp.bat
Size 149B
SHA256 12850ba8d22dfd75d30036a3e87366891520f95892be524d04e45e8011c8fc8e
MD5 fa00a3c5763e8084d6f0fdddbfb1098f
SHA1 91faa64af0d53b0a1e4245f9df4bdd665c747d3f
SHA512 d5a371c38b230ee9e847f3f5569812c038882f1fc7950515d713e74bc0559d18ff677af44b9d43b2c45e3a6bdd204d7b256b4d6a94d894fa6adebafe747d6d64
TLSH
T128C02B4272C9EA0E680518A302FAF9CD9172BD5E3F80BB70C304840E52C0448F0D9342
MD5 SHA1 SHA512 TLSH

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uiphdb.exe

Path C:\Users\Admin\AppData\Roaming\uiphdb.exe
Size 45KB
SHA256 1527095d4ab691c86c3e69872ebf110e963b1e3de66fb05d9d1565581df79443
MD5 5c18c32afcd3953b57ceb76a80c7c7af
SHA1 ddbbb7aaa408aa89b7421654eb86b3a10b94b7b7
SHA512 830b94395ad634b55266d8d106f87e2009328d4e83082e003d9561ea36da5c0f285bd0ffe732b6d8e9f8bdc0339bb6fd9c43165f3aeee6b1bdb17c74dc11fc0c
SSDEEP 768:QulLJTEs+EgWUKJTGmo2q9cZo3TMtPIQrjbYgX3ieiYcyV9b3bOSxQkBDZTx:QulLJTE9X2NU3Q/bPXSe7zPb3HZdTx
TLSH
T18B232D0037E8812BF2BE5F78ACF26145867AF2673602D58E1CC4519B5613FC68A536FE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/3400-12-0x0000000074DA0000-0x000000007555C000-memory.dmp

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memory/3400-14-0x0000000074DA0000-0x000000007555C000-memory.dmp

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memory/3828-0-0x0000000074F22000-0x0000000074F23000-memory.dmp

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memory/3828-1-0x0000000000B10000-0x0000000000B22000-memory.dmp

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memory/3828-2-0x0000000074F10000-0x00000000756CC000-memory.dmp

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memory/3828-3-0x00000000054C0000-0x000000000555C000-memory.dmp

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memory/3828-8-0x0000000074F10000-0x00000000756CC000-memory.dmp

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