asyncrat | 11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd

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, 09:46

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General

Target
11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
Size 45KB
Sample260710-lrv4vsgz8k
SHA256 11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd
MD5 31af180c6fe2a81dea947ae7f50a353e
SHA1 94066ec2d0104967d5ff4488cb85e1b9668a5fef
SHA512 f5ebb45ab65ab848930581c90c89f6ffb620ca0749c5ca2fc27878393b9ec6a9576bdaf0a3e9b04881fbf6321a0fb0073e1149d78231e4766d7731070f726455
SSDEEP 768:7uCIJTQc5fVWUhxlDmo2qrmGsGx8OHuPI2zjbbgC3iKZyb3NQeVocEoBDZkx:7uCIJTQmX2Zez323bkCSz1ecBdkx
TLSH
T18E232B003BE9C12BF2BE4FB499F26245467AF2632603D54D2CC451DB5623FC69A426FE
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

wolfcreeklubecenter.com:80
wolfcreeklubecenter.com:22
wolfcreeklubecenter.com:8080
wolfcreeklubecenter.com:8880
wolfcreeklubecenter.com:2052
wolfcreeklubecenter.com:2082
wolfcreeklubecenter.com:2086
wolfcreeklubecenter.com:2095
wolfcreeklubecenter.com:443
wolfcreeklubecenter.com:2053
wolfcreeklubecenter.com:2083
wolfcreeklubecenter.com:2087
wolfcreeklubecenter.com:2096
wolfcreeklubecenter.com:8443
www.wolfcreeklubecenter.com:80
www.wolfcreeklubecenter.com:22
www.wolfcreeklubecenter.com:8080
www.wolfcreeklubecenter.com:8880
www.wolfcreeklubecenter.com:2052
www.wolfcreeklubecenter.com:2082
www.wolfcreeklubecenter.com:2086
www.wolfcreeklubecenter.com:2095
www.wolfcreeklubecenter.com:443
www.wolfcreeklubecenter.com:2053
www.wolfcreeklubecenter.com:2083
www.wolfcreeklubecenter.com:2087
www.wolfcreeklubecenter.com:2096
www.wolfcreeklubecenter.com:8443
sasser.wolfcreeklubecenter.com:80
sasser.wolfcreeklubecenter.com:22
sasser.wolfcreeklubecenter.com:8080
sasser.wolfcreeklubecenter.com:8880
sasser.wolfcreeklubecenter.com:2052
sasser.wolfcreeklubecenter.com:2082
sasser.wolfcreeklubecenter.com:2086
sasser.wolfcreeklubecenter.com:2095
sasser.wolfcreeklubecenter.com:443
sasser.wolfcreeklubecenter.com:2053
sasser.wolfcreeklubecenter.com:2083
sasser.wolfcreeklubecenter.com:2087
sasser.wolfcreeklubecenter.com:2096
sasser.wolfcreeklubecenter.com:8443
malware.wolfcreeklubecenter.com:80
malware.wolfcreeklubecenter.com:22
malware.wolfcreeklubecenter.com:8080
malware.wolfcreeklubecenter.com:8880
malware.wolfcreeklubecenter.com:2052
malware.wolfcreeklubecenter.com:2082
malware.wolfcreeklubecenter.com:2086
malware.wolfcreeklubecenter.com:2095
malware.wolfcreeklubecenter.com:443
malware.wolfcreeklubecenter.com:2053
malware.wolfcreeklubecenter.com:2083
malware.wolfcreeklubecenter.com:2087
malware.wolfcreeklubecenter.com:2096
malware.wolfcreeklubecenter.com:8443
nimda.wolfcreeklubecenter.com:80
nimda.wolfcreeklubecenter.com:22
nimda.wolfcreeklubecenter.com:8080
nimda.wolfcreeklubecenter.com:8880
nimda.wolfcreeklubecenter.com:2052
nimda.wolfcreeklubecenter.com:2082
nimda.wolfcreeklubecenter.com:2086
nimda.wolfcreeklubecenter.com:2095
nimda.wolfcreeklubecenter.com:443
nimda.wolfcreeklubecenter.com:2053
nimda.wolfcreeklubecenter.com:2083
nimda.wolfcreeklubecenter.com:2087
nimda.wolfcreeklubecenter.com:2096
nimda.wolfcreeklubecenter.com:8443

Mutex

0wvlhGZoFXL6

Attributes

delay
0
install
true
install_file
sjz4qa0h.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/0x000e00000001c553-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
2012	sjz4qa0h.exe
632	sjz4qa0h.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	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sjz4qa0h.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sjz4qa0h.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
4236	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
4588	schtasks.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
Token: SeDebugPrivilege	2012	sjz4qa0h.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4644 wrote to memory of 5892	4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe	88
PID 4644 wrote to memory of 2476	4644	11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe	90
PID 5892 wrote to memory of 4588	5892	cmd.exe	92
PID 2476 wrote to memory of 4236	2476	cmd.exe	93
PID 2476 wrote to memory of 632	2476	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe
"C:\Users\Admin\AppData\Local\Temp\11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4644
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "sjz4qa0h" /tr '"C:\Users\Admin\AppData\Roaming\sjz4qa0h.exe"' & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5892
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "sjz4qa0h" /tr '"C:\Users\Admin\AppData\Roaming\sjz4qa0h.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4588
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpBD1C.tmp.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2476
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:4236
- - C:\Users\Admin\AppData\Roaming\sjz4qa0h.exe
    "C:\Users\Admin\AppData\Roaming\sjz4qa0h.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:632

C:\Users\Admin\AppData\Roaming\sjz4qa0h.exe
"C:\Users\Admin\AppData\Roaming\sjz4qa0h.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2012

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

tmpBD1C.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmpBD1C.tmp.bat
Size 152B
SHA256 e4f1d35916d72eea214209e1f660d73d6c89f0606fb11bb1609262c22b570d47
MD5 7aab261f31ca76891b03fbb2cc62c0fe
SHA1 bb53f6d8cbd02fb69e0d4e06ee161bfde2eb7e82
SHA512 53e6e5f0f3ea0d24a36d6ea9e4a97a5d17755cd6dbacbaef649b9ebe89c689735d681c7e4a8c9f499968b2b6d7abf336033cf5d6ca665aa889517fc06f7cf92a
TLSH
T131C02B43A1C9FB0F380554A312FAD4AC92B66C693F80FB00C714855D6AC144CF4D9382
MD5 SHA1 SHA512 TLSH

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sjz4qa0h.exe

Path C:\Users\Admin\AppData\Roaming\sjz4qa0h.exe
Size 45KB
SHA256 11dee884a5b278272d7fbec4a8c4f78ec6881de98e44e24ad3960de82eae3bfd
MD5 31af180c6fe2a81dea947ae7f50a353e
SHA1 94066ec2d0104967d5ff4488cb85e1b9668a5fef
SHA512 f5ebb45ab65ab848930581c90c89f6ffb620ca0749c5ca2fc27878393b9ec6a9576bdaf0a3e9b04881fbf6321a0fb0073e1149d78231e4766d7731070f726455
SSDEEP 768:7uCIJTQc5fVWUhxlDmo2qrmGsGx8OHuPI2zjbbgC3iKZyb3NQeVocEoBDZkx:7uCIJTQmX2Zez323bkCSz1ecBdkx
TLSH
T18E232B003BE9C12BF2BE4FB499F26245467AF2632603D54D2CC451DB5623FC69A426FE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/2012-12-0x0000000074550000-0x0000000074D0C000-memory.dmp

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memory/2012-14-0x0000000074550000-0x0000000074D0C000-memory.dmp

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memory/4644-0-0x0000000074722000-0x0000000074723000-memory.dmp

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memory/4644-1-0x00000000005E0000-0x00000000005F2000-memory.dmp

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memory/4644-2-0x0000000074710000-0x0000000074ECC000-memory.dmp

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memory/4644-3-0x0000000005220000-0x00000000052BC000-memory.dmp

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memory/4644-8-0x0000000074710000-0x0000000074ECC000-memory.dmp

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