asyncrat | 1ee1af228d0cfcf2beae5a2df53a291d24fb6213c5e453cfb09c155b20a7a965 | Triage

Analysis

max time kernel
27s
max time network
28s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20241211-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20241211-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
11/01/2025, 17:33 UTC

Sharing

Report Analysis Logs

General

Target

Infected.exe
Size

63KB
MD5

abcbbfd4f4cdcef98962ad976802fb69
SHA1

ecce5776a92707e00b28441975e73a715f9e2185
SHA256

1ee1af228d0cfcf2beae5a2df53a291d24fb6213c5e453cfb09c155b20a7a965
SHA512

e38348d3f6983e02378dd4649630fd0a39ad6428bc82aa6f2738f1ec794b9b48db7457b3009f7f65e49fc5d994dcde6105fdf72bd572086d8017558aab541100
SSDEEP

768:RdGnVhwdjndk78TQC8A+XiuazcBRL5JTk1+T4KSBGHmDbD/ph0oXQxa/qSuAdpqM:mnSdsNdSJYUbdh9QxaFuAdpqKmY7

Score

10^/10

asyncrat default rat

Malware Config

Extracted

Family

asyncrat

Botnet

Default

C2

mbaper-28496.portmap.host:2420

mbaper-28496.portmap.host:28833

Attributes

delay
1
install
true
install_file
Google.exe
install_folder
%AppData%

aes.plain

1
HADzUeDEqNlq7YNDJXDrNedA5vA9dyVS

Signatures

AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat asyncrat
Asyncrat family
asyncrat

Async RAT payload 1 IoCs

resource	yara_rule
behavioral1/files/0x00290000000461c6-11.dat	family_asyncrat

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1006597246-3150276181-3318461161-1000\Control Panel\International\Geo\Nation	Infected.exe

Executes dropped EXE 1 IoCs

pid	Process
2980	Google.exe

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

System Information Discovery
T1082

Delays execution with timeout.exe 1 IoCs

pid	Process
1228	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

pid	Process
4104	schtasks.exe

Suspicious behavior: EnumeratesProcesses 21 IoCs

pid	Process
3828	Infected.exe
3828	Infected.exe
3828	Infected.exe
3828	Infected.exe
3828	Infected.exe
3828	Infected.exe
3828	Infected.exe
3828	Infected.exe
3828	Infected.exe
3828	Infected.exe
3828	Infected.exe
3828	Infected.exe
3828	Infected.exe
3828	Infected.exe
3828	Infected.exe
3828	Infected.exe
3828	Infected.exe
3828	Infected.exe
3828	Infected.exe
3828	Infected.exe
3828	Infected.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3828	Infected.exe
Token: SeDebugPrivilege	2980	Google.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3828 wrote to memory of 1740	3828	Infected.exe	80
PID 3828 wrote to memory of 1740	3828	Infected.exe	80
PID 3828 wrote to memory of 1116	3828	Infected.exe	81
PID 3828 wrote to memory of 1116	3828	Infected.exe	81
PID 1740 wrote to memory of 4104	1740	cmd.exe	84
PID 1740 wrote to memory of 4104	1740	cmd.exe	84
PID 1116 wrote to memory of 1228	1116	cmd.exe	85
PID 1116 wrote to memory of 1228	1116	cmd.exe	85
PID 1116 wrote to memory of 2980	1116	cmd.exe	86
PID 1116 wrote to memory of 2980	1116	cmd.exe	86

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\Infected.exe
"C:\Users\Admin\AppData\Local\Temp\Infected.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3828
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "Google" /tr '"C:\Users\Admin\AppData\Roaming\Google.exe"' & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1740
- - C:\Windows\system32\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "Google" /tr '"C:\Users\Admin\AppData\Roaming\Google.exe"'
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:4104
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpBA09.tmp.bat""
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1116
- - C:\Windows\system32\timeout.exe
    timeout 3
    3⤵
    - Delays execution with timeout.exe
    PID:1228
- - C:\Users\Admin\AppData\Roaming\Google.exe
    "C:\Users\Admin\AppData\Roaming\Google.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:2980

Network

DNS

97.17.167.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

97.17.167.52.in-addr.arpa

IN PTR

Response
DNS

97.17.167.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

97.17.167.52.in-addr.arpa

IN PTR
DNS

8.153.16.2.in-addr.arpa

Remote address:

8.8.8.8:53

Request

8.153.16.2.in-addr.arpa

IN PTR

Response

8.153.16.2.in-addr.arpa

IN PTR

a2-16-153-8deploystaticakamaitechnologiescom
DNS

8.153.16.2.in-addr.arpa

Remote address:

8.8.8.8:53

Request

8.153.16.2.in-addr.arpa

IN PTR
DNS

22.160.190.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

22.160.190.20.in-addr.arpa

IN PTR

Response
DNS

22.160.190.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

22.160.190.20.in-addr.arpa

IN PTR
DNS

22.160.190.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

22.160.190.20.in-addr.arpa

IN PTR
DNS

95.221.229.192.in-addr.arpa

Remote address:

8.8.8.8:53

Request

95.221.229.192.in-addr.arpa

IN PTR

Response
DNS

95.221.229.192.in-addr.arpa

Remote address:

8.8.8.8:53

Request

95.221.229.192.in-addr.arpa

IN PTR
DNS

95.221.229.192.in-addr.arpa

Remote address:

8.8.8.8:53

Request

95.221.229.192.in-addr.arpa

IN PTR
DNS

228.249.119.40.in-addr.arpa

Remote address:

8.8.8.8:53

Request

228.249.119.40.in-addr.arpa

IN PTR

Response
DNS

mbaper-28496.portmap.host

Google.exe

Remote address:

8.8.8.8:53

Request

mbaper-28496.portmap.host

IN A

Response

mbaper-28496.portmap.host

IN A

193.161.193.99
DNS

mbaper-28496.portmap.host

Google.exe

Remote address:

8.8.8.8:53

Request

mbaper-28496.portmap.host

IN A
DNS

232.168.11.51.in-addr.arpa

Remote address:

8.8.8.8:53

Request

232.168.11.51.in-addr.arpa

IN PTR

Response
DNS

217.106.137.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

217.106.137.52.in-addr.arpa

IN PTR

Response
DNS

99.193.161.193.in-addr.arpa

Remote address:

8.8.8.8:53

Request

99.193.161.193.in-addr.arpa

IN PTR

Response
DNS

172.210.232.199.in-addr.arpa

Remote address:

8.8.8.8:53

Request

172.210.232.199.in-addr.arpa

IN PTR

Response

193.161.193.99:2420

mbaper-28496.portmap.host

Google.exe

260 B
200 B
5
5
193.161.193.99:28833

mbaper-28496.portmap.host

tls

Google.exe

3.6kB
65.7kB
43
57
193.161.193.99:28833

Google.exe

8.8.8.8:53

97.17.167.52.in-addr.arpa

dns

142 B
145 B
2
1

DNS Request

97.17.167.52.in-addr.arpa

DNS Request

97.17.167.52.in-addr.arpa
8.8.8.8:53

8.153.16.2.in-addr.arpa

dns

138 B
131 B
2
1

DNS Request

8.153.16.2.in-addr.arpa

DNS Request

8.153.16.2.in-addr.arpa
8.8.8.8:53

22.160.190.20.in-addr.arpa

dns

216 B
158 B
3
1

DNS Request

22.160.190.20.in-addr.arpa

DNS Request

22.160.190.20.in-addr.arpa

DNS Request

22.160.190.20.in-addr.arpa
8.8.8.8:53

95.221.229.192.in-addr.arpa

dns

219 B
144 B
3
1

DNS Request

95.221.229.192.in-addr.arpa

DNS Request

95.221.229.192.in-addr.arpa

DNS Request

95.221.229.192.in-addr.arpa
8.8.8.8:53

228.249.119.40.in-addr.arpa

dns

73 B
159 B
1
1

DNS Request

228.249.119.40.in-addr.arpa
8.8.8.8:53

mbaper-28496.portmap.host

dns

Google.exe

142 B
87 B
2
1

DNS Request

mbaper-28496.portmap.host

DNS Request

mbaper-28496.portmap.host

DNS Response

193.161.193.99
8.8.8.8:53

232.168.11.51.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

232.168.11.51.in-addr.arpa
8.8.8.8:53

217.106.137.52.in-addr.arpa

dns

73 B
147 B
1
1

DNS Request

217.106.137.52.in-addr.arpa
8.8.8.8:53

99.193.161.193.in-addr.arpa

dns

73 B
131 B
1
1

DNS Request

99.193.161.193.in-addr.arpa
8.8.8.8:53

172.210.232.199.in-addr.arpa

dns

74 B
128 B
1
1

DNS Request

172.210.232.199.in-addr.arpa

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

Scheduled Task

Persistence

Scheduled Task/Job

Scheduled Task

Privilege Escalation

Scheduled Task/Job

Scheduled Task

Defense Evasion

Credential Access

Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpBA09.tmp.bat

Filesize
150B

MD5
62fc91f9de77c0026af6b51f3b1f5098

SHA1
8ffc8306997d6c2c3ed5a15d51a1834a9171b5c2

SHA256
a715c8695430833bed3e7f12a874c106169176bfe8ca91cf03fae0d9dbe83f3b

SHA512
a068a5ae9b7b23a58e3909a544c639b3764b26212df2eea6090eae99504046e41cd4134bbc8f2f05b40314c0374ddf188f07d6e1dea9d54178e15cdabc33bfa3

Download Submit
C:\Users\Admin\AppData\Roaming\Google.exe

Filesize
63KB

MD5
abcbbfd4f4cdcef98962ad976802fb69

SHA1
ecce5776a92707e00b28441975e73a715f9e2185

SHA256
1ee1af228d0cfcf2beae5a2df53a291d24fb6213c5e453cfb09c155b20a7a965

SHA512
e38348d3f6983e02378dd4649630fd0a39ad6428bc82aa6f2738f1ec794b9b48db7457b3009f7f65e49fc5d994dcde6105fdf72bd572086d8017558aab541100

Download Submit
memory/2980-15-0x000000001CD80000-0x000000001CDF6000-memory.dmp

Filesize
472KB

Download
memory/2980-16-0x000000001CD00000-0x000000001CD34000-memory.dmp

Filesize
208KB

Download
memory/2980-17-0x000000001CD50000-0x000000001CD6E000-memory.dmp

Filesize
120KB

Download
memory/3828-0-0x00007FFB42233000-0x00007FFB42235000-memory.dmp

Filesize
8KB

Download
memory/3828-1-0x0000000000880000-0x0000000000896000-memory.dmp

Filesize
88KB

Download
memory/3828-2-0x00007FFB42230000-0x00007FFB42CF2000-memory.dmp

Filesize
10.8MB

Download
memory/3828-3-0x00007FFB42230000-0x00007FFB42CF2000-memory.dmp

Filesize
10.8MB

Download
memory/3828-8-0x00007FFB42230000-0x00007FFB42CF2000-memory.dmp

Filesize
10.8MB

Download