asyncrat | 74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc

Analysis

max time kernel
148s
max time network
147s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
21/08/2026, 11:06

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
Size 45KB
Sample260821-m7psfsba74
SHA256 74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc
MD5 ede1884e165c31dd7fdee5e6902349c0
SHA1 2c32d1b4d9ef0b8f983817853bd5cd5a021243a4
SHA512 872193a4da86df8afc1ed291e7eea16b06a1bb445f566232bc59aa8e12d14a4e100f66a36ac7160164c04c67dc56b90fde68561e715da0e39bb2e7e151b929c2
SSDEEP 768:EufspTfzcR6uWUcb+wmo2q9kIz/yPqiPIUzjbegX3i+3PVV5+9FloFJFBDZsx:EufspTf2g2/c5U3bhXS+3f5kFYJLdsx
TLSH
T135232A0037E9C12BF2BE4F7899F26145867AB6732603D68D1CC411DB5613BC69A42AFE
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

ads.zorvec.name:80
ads.zorvec.name:22
ads.zorvec.name:8080
ads.zorvec.name:8880
ads.zorvec.name:2052
ads.zorvec.name:2082
ads.zorvec.name:2086
ads.zorvec.name:2095
ads.zorvec.name:443
ads.zorvec.name:2053
ads.zorvec.name:2083
ads.zorvec.name:2087
ads.zorvec.name:2096
ads.zorvec.name:8443
www.ads.zorvec.name:80
www.ads.zorvec.name:22
www.ads.zorvec.name:8080
www.ads.zorvec.name:8880
www.ads.zorvec.name:2052
www.ads.zorvec.name:2082
www.ads.zorvec.name:2086
www.ads.zorvec.name:2095
www.ads.zorvec.name:443
www.ads.zorvec.name:2053
www.ads.zorvec.name:2083
www.ads.zorvec.name:2087
www.ads.zorvec.name:2096
www.ads.zorvec.name:8443
conficker.ads.zorvec.name:80
conficker.ads.zorvec.name:22
conficker.ads.zorvec.name:8080
conficker.ads.zorvec.name:8880
conficker.ads.zorvec.name:2052
conficker.ads.zorvec.name:2082
conficker.ads.zorvec.name:2086
conficker.ads.zorvec.name:2095
conficker.ads.zorvec.name:443
conficker.ads.zorvec.name:2053
conficker.ads.zorvec.name:2083
conficker.ads.zorvec.name:2087
conficker.ads.zorvec.name:2096
conficker.ads.zorvec.name:8443
stuxnet.ads.zorvec.name:80
stuxnet.ads.zorvec.name:22
stuxnet.ads.zorvec.name:8080
stuxnet.ads.zorvec.name:8880
stuxnet.ads.zorvec.name:2052
stuxnet.ads.zorvec.name:2082
stuxnet.ads.zorvec.name:2086
stuxnet.ads.zorvec.name:2095
stuxnet.ads.zorvec.name:443
stuxnet.ads.zorvec.name:2053
stuxnet.ads.zorvec.name:2083
stuxnet.ads.zorvec.name:2087
stuxnet.ads.zorvec.name:2096
stuxnet.ads.zorvec.name:8443
trickbot.ads.zorvec.name:80
trickbot.ads.zorvec.name:22
trickbot.ads.zorvec.name:8080
trickbot.ads.zorvec.name:8880
trickbot.ads.zorvec.name:2052
trickbot.ads.zorvec.name:2082
trickbot.ads.zorvec.name:2086
trickbot.ads.zorvec.name:2095
trickbot.ads.zorvec.name:443
trickbot.ads.zorvec.name:2053
trickbot.ads.zorvec.name:2083
trickbot.ads.zorvec.name:2087
trickbot.ads.zorvec.name:2096
trickbot.ads.zorvec.name:8443

Mutex

vAk37BMtQqeV

Attributes

delay
0
install
true
install_file
gs2grd1.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/0x00030000000170b9-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
252	gs2grd1.exe
4076	gs2grd1.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
SSH destination	10	104.21.28.44:22
SSH destination	12	172.67.144.58:22

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
4312	cmd.exe
2044	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	gs2grd1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gs2grd1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.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
1508	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
5544	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
Token: SeDebugPrivilege	252	gs2grd1.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1244 wrote to memory of 4312	1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe	89
PID 1244 wrote to memory of 2044	1244	74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe	90
PID 4312 wrote to memory of 5544	4312	cmd.exe	93
PID 2044 wrote to memory of 1508	2044	cmd.exe	94
PID 2044 wrote to memory of 4076	2044	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe
"C:\Users\Admin\AppData\Local\Temp\74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1244
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "gs2grd1" /tr '"C:\Users\Admin\AppData\Roaming\gs2grd1.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4312
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "gs2grd1" /tr '"C:\Users\Admin\AppData\Roaming\gs2grd1.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:5544
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp75C3.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2044
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:1508
- - C:\Users\Admin\AppData\Roaming\gs2grd1.exe
    "C:\Users\Admin\AppData\Roaming\gs2grd1.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4076

C:\Users\Admin\AppData\Roaming\gs2grd1.exe
"C:\Users\Admin\AppData\Roaming\gs2grd1.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:252

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

Loading Replay Monitor...

Downloads

tmp75C3.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp75C3.tmp.bat
Size 151B
SHA256 a04ccdabc29d34d8a39fe3992b0dd1118439326868b8b216920df5487e49d64a
MD5 57378df419adba3bd59a3501cb3271ea
SHA1 222aa56c7b01fdcfbc6a573e451d7affa897c2bc
SHA512 832771fbade8cb493c7331418d7766d99d4f9210319493ddc29581100bdeb174b29ecffac5640e6d949deb937363ff486ebd91d2553d6106fc706e1722ce8424
TLSH
T1E7C08C4252CAAA4E2805245302FAA49D91A268593E42AB10830444091280858E4BE342
MD5 SHA1 SHA512 TLSH

Submit Download

gs2grd1.exe

Path C:\Users\Admin\AppData\Roaming\gs2grd1.exe
Size 45KB
SHA256 74107a2156d40d682c08e682e4dc9c7867bb8663ca17673705b3477f88852dfc
MD5 ede1884e165c31dd7fdee5e6902349c0
SHA1 2c32d1b4d9ef0b8f983817853bd5cd5a021243a4
SHA512 872193a4da86df8afc1ed291e7eea16b06a1bb445f566232bc59aa8e12d14a4e100f66a36ac7160164c04c67dc56b90fde68561e715da0e39bb2e7e151b929c2
SSDEEP 768:EufspTfzcR6uWUcb+wmo2q9kIz/yPqiPIUzjbegX3i+3PVV5+9FloFJFBDZsx:EufspTf2g2/c5U3bhXS+3f5kFYJLdsx
TLSH
T135232A0037E9C12BF2BE4F7899F26145867AB6732603D68D1CC411DB5613BC69A42AFE
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/252-12-0x0000000074DC0000-0x000000007557C000-memory.dmp

Download

memory/252-14-0x0000000074DC0000-0x000000007557C000-memory.dmp

Download

memory/1244-0-0x0000000074F72000-0x0000000074F73000-memory.dmp

Download

memory/1244-1-0x0000000000DB0000-0x0000000000DC2000-memory.dmp

Download

memory/1244-2-0x0000000074F60000-0x000000007571C000-memory.dmp

Download

memory/1244-3-0x0000000005960000-0x00000000059FC000-memory.dmp

Download

memory/1244-8-0x0000000074F60000-0x000000007571C000-memory.dmp

Download