asyncrat | 4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4

Analysis

max time kernel
148s
max time network
149s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
10/07/2026, 10:58

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General

Target
4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
Size 45KB
Sample260710-m2x7msa14s
SHA256 4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4
MD5 371b3759b8fd0a5342db4bb0e1a4ce9b
SHA1 7cc8ca15f26fc4fae2eaef31aef75fec3f6ac046
SHA512 6ebac68973afb287a38b7ed6fb4b7a50578f7fec6e160d8fd4fce5ccbbe084690bf36c3c88b2257620334266a1fdbe9b1ff3815109d7d81133c4dc16cd079098
SSDEEP 768:cu7m/5THrq+CWUoDuMmo2qF4ZTohEaSPIczjbTgX3iBfQCEbIVdqBDZUx:cu7e5TH2A214Ea7c3bMXSgbkd0dUx
TLSH
T11A232B003FE8822BF2BE4F7899F25145867AF5A32603D54A1CC452D75713FC69A42AFE
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

damsex.blog:80
damsex.blog:22
damsex.blog:8080
damsex.blog:8880
damsex.blog:2052
damsex.blog:2082
damsex.blog:2086
damsex.blog:2095
damsex.blog:443
damsex.blog:2053
damsex.blog:2083
damsex.blog:2087
damsex.blog:2096
damsex.blog:8443
www.damsex.blog:80
www.damsex.blog:22
www.damsex.blog:8080
www.damsex.blog:8880
www.damsex.blog:2052
www.damsex.blog:2082
www.damsex.blog:2086
www.damsex.blog:2095
www.damsex.blog:443
www.damsex.blog:2053
www.damsex.blog:2083
www.damsex.blog:2087
www.damsex.blog:2096
www.damsex.blog:8443
darkside.damsex.blog:80
darkside.damsex.blog:22
darkside.damsex.blog:8080
darkside.damsex.blog:8880
darkside.damsex.blog:2052
darkside.damsex.blog:2082
darkside.damsex.blog:2086
darkside.damsex.blog:2095
darkside.damsex.blog:443
darkside.damsex.blog:2053
darkside.damsex.blog:2083
darkside.damsex.blog:2087
darkside.damsex.blog:2096
darkside.damsex.blog:8443
malware.damsex.blog:80
malware.damsex.blog:22
malware.damsex.blog:8080
malware.damsex.blog:8880
malware.damsex.blog:2052
malware.damsex.blog:2082
malware.damsex.blog:2086
malware.damsex.blog:2095
malware.damsex.blog:443
malware.damsex.blog:2053
malware.damsex.blog:2083
malware.damsex.blog:2087
malware.damsex.blog:2096
malware.damsex.blog:8443
zbot.damsex.blog:80
zbot.damsex.blog:22
zbot.damsex.blog:8080
zbot.damsex.blog:8880
zbot.damsex.blog:2052
zbot.damsex.blog:2082
zbot.damsex.blog:2086
zbot.damsex.blog:2095
zbot.damsex.blog:443
zbot.damsex.blog:2053
zbot.damsex.blog:2083
zbot.damsex.blog:2087
zbot.damsex.blog:2096
zbot.damsex.blog:8443

Mutex

mrf5pQWzDZuM

Attributes

delay
0
install
true
install_file
xspe5.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/0x000d00000001c64a-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
2884	xspe5.exe
5904	xspe5.exe

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

System Information Discovery
T1082

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	xspe5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	xspe5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.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

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
5244	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
560	schtasks.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
Token: SeDebugPrivilege	2884	xspe5.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1964 wrote to memory of 2324	1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe	87
PID 1964 wrote to memory of 4652	1964	4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe	88
PID 2324 wrote to memory of 560	2324	cmd.exe	91
PID 4652 wrote to memory of 5244	4652	cmd.exe	92
PID 4652 wrote to memory of 5904	4652	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe
"C:\Users\Admin\AppData\Local\Temp\4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1964
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "xspe5" /tr '"C:\Users\Admin\AppData\Roaming\xspe5.exe"' & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2324
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "xspe5" /tr '"C:\Users\Admin\AppData\Roaming\xspe5.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:560
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpA55E.tmp.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4652
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:5244
- - C:\Users\Admin\AppData\Roaming\xspe5.exe
    "C:\Users\Admin\AppData\Roaming\xspe5.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:5904

C:\Users\Admin\AppData\Roaming\xspe5.exe
"C:\Users\Admin\AppData\Roaming\xspe5.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2884

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

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

tmpA55E.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmpA55E.tmp.bat
Size 149B
SHA256 a4fa3cdc14fcb6303bca5bd6921796e1f065d3c726a7f6d0f4d1056260a30a3a
MD5 5b959bda0b08a42f4b3e13e1262dfd42
SHA1 9cee34832190ffd58c81ec32e582f71af50d69fa
SHA512 214d1ac6d147973d661a83ce18a29701216d79863d64b6139b1814530a4122b7bdfe0ef1c9957e47d162ff3d2c5a932cf60f6a2fd27a69b66ad7c4a9d87dde74
TLSH
T1BBC02B4359CAEA0F6806A42303FBD88E91767C593F40FF00C748840E1290C5CF0E9341
MD5 SHA1 SHA512 TLSH

Submit Download

xspe5.exe

Path C:\Users\Admin\AppData\Roaming\xspe5.exe
Size 45KB
SHA256 4ec6916a0e588b1327db426d150256213cacbdadcef97a3280011ba5d09eacb4
MD5 371b3759b8fd0a5342db4bb0e1a4ce9b
SHA1 7cc8ca15f26fc4fae2eaef31aef75fec3f6ac046
SHA512 6ebac68973afb287a38b7ed6fb4b7a50578f7fec6e160d8fd4fce5ccbbe084690bf36c3c88b2257620334266a1fdbe9b1ff3815109d7d81133c4dc16cd079098
SSDEEP 768:cu7m/5THrq+CWUoDuMmo2qF4ZTohEaSPIczjbTgX3iBfQCEbIVdqBDZUx:cu7e5TH2A214Ea7c3bMXSgbkd0dUx
TLSH
T11A232B003FE8822BF2BE4F7899F25145867AF5A32603D54A1CC452D75713FC69A42AFE
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1964-0-0x00000000748B2000-0x00000000748B3000-memory.dmp

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memory/1964-1-0x0000000000F90000-0x0000000000FA2000-memory.dmp

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memory/1964-2-0x00000000748A0000-0x000000007505C000-memory.dmp

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memory/1964-3-0x0000000005AF0000-0x0000000005B8C000-memory.dmp

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memory/1964-8-0x00000000748A0000-0x000000007505C000-memory.dmp

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memory/2884-12-0x0000000074730000-0x0000000074EEC000-memory.dmp

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memory/2884-14-0x0000000074730000-0x0000000074EEC000-memory.dmp

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