asyncrat | 49e31f8fbab7da57b575da0fcab3cc4f412c922c4af95416e68134de3d743844

Analysis

max time kernel
21s
max time network
22s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
17/08/2024, 23:15 UTC

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Fructose Checker.exe
Size

9.7MB
MD5

c9f3e6d590c86065a93b9a93efab2363
SHA1

035c94447fb233dc962bb9a578b2a01b9a312e8e
SHA256

49e31f8fbab7da57b575da0fcab3cc4f412c922c4af95416e68134de3d743844
SHA512

a3a951fa341b8fda94fea428ace54b119966c1243b3e6ac419323e8bb17aa1251944d4a8d6783ffd15bf4cf246dd57e00afaa49311f73d655b0ad6b63224327d
SSDEEP

196608:FtW1v4s39/4BsNYFRetQ+Ym9nLIUMBuiyObFrEUndTfyHdy2Cao7/NEeLurDRc:FmAsN/4GNY4QgLIZyMFVdfyMLJ7BLcDC

Score

10^/10

asyncrat default discovery rat

Malware Config

Extracted

Family

asyncrat

Version

| CRACKED BY https://t.me/xworm_v2

Botnet

Default

googl3d.ddnsking.com:8808

googl3d.ddnsking.com:8080

googl3d.ddnsking.com:7707

Mutex

AsyncMutex_6SI8OkPnk

Attributes

delay
3
install
true
install_file
Runtime.exe
install_folder
%AppData%

aes.plain

1
pca3mLc1d8rR5FfZlO2wQCYen0wHZEg2

Signatures

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/0x00030000000230ad-18.dat	family_asyncrat

Checks computer location settings 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	Fructose Checker.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	Runtime.exe

Executes dropped EXE 3 IoCs

pid	Process
1740	Fructose Check.exe
1752	Runtime.exe
3624	Runtime.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 6 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	Runtime.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Runtime.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	timeout.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
388	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
1392	schtasks.exe

Suspicious behavior: EnumeratesProcesses 24 IoCs

pid	Process
1752	Runtime.exe
1752	Runtime.exe
1752	Runtime.exe
1752	Runtime.exe
1752	Runtime.exe
1752	Runtime.exe
1752	Runtime.exe
1752	Runtime.exe
1752	Runtime.exe
1752	Runtime.exe
1752	Runtime.exe
1752	Runtime.exe
1752	Runtime.exe
1752	Runtime.exe
1752	Runtime.exe
1752	Runtime.exe
1752	Runtime.exe
1752	Runtime.exe
1752	Runtime.exe
1752	Runtime.exe
1752	Runtime.exe
1752	Runtime.exe
1752	Runtime.exe
3624	Runtime.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1752	Runtime.exe
Token: SeDebugPrivilege	3624	Runtime.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3624	Runtime.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 3596 wrote to memory of 1740	3596	Fructose Checker.exe	89
PID 3596 wrote to memory of 1740	3596	Fructose Checker.exe	89
PID 3596 wrote to memory of 1752	3596	Fructose Checker.exe	91
PID 3596 wrote to memory of 1752	3596	Fructose Checker.exe	91
PID 3596 wrote to memory of 1752	3596	Fructose Checker.exe	91
PID 1752 wrote to memory of 4000	1752	Runtime.exe	95
PID 1752 wrote to memory of 4000	1752	Runtime.exe	95
PID 1752 wrote to memory of 4000	1752	Runtime.exe	95
PID 1752 wrote to memory of 2076	1752	Runtime.exe	97
PID 1752 wrote to memory of 2076	1752	Runtime.exe	97
PID 1752 wrote to memory of 2076	1752	Runtime.exe	97
PID 2076 wrote to memory of 388	2076	cmd.exe	99
PID 2076 wrote to memory of 388	2076	cmd.exe	99
PID 2076 wrote to memory of 388	2076	cmd.exe	99
PID 4000 wrote to memory of 1392	4000	cmd.exe	100
PID 4000 wrote to memory of 1392	4000	cmd.exe	100
PID 4000 wrote to memory of 1392	4000	cmd.exe	100
PID 2076 wrote to memory of 3624	2076	cmd.exe	104
PID 2076 wrote to memory of 3624	2076	cmd.exe	104
PID 2076 wrote to memory of 3624	2076	cmd.exe	104

C:\Users\Admin\AppData\Local\Temp\Fructose Checker.exe
"C:\Users\Admin\AppData\Local\Temp\Fructose Checker.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3596
- C:\Users\Admin\AppData\Local\Temp\Fructose Check.exe
  "C:\Users\Admin\AppData\Local\Temp\Fructose Check.exe"
  2⤵
  - Executes dropped EXE
  PID:1740
- C:\Users\Admin\AppData\Local\Temp\Runtime.exe
  "C:\Users\Admin\AppData\Local\Temp\Runtime.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1752
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "Runtime" /tr '"C:\Users\Admin\AppData\Roaming\Runtime.exe"' & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4000
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks /create /f /sc onlogon /rl highest /tn "Runtime" /tr '"C:\Users\Admin\AppData\Roaming\Runtime.exe"'
      4⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:1392
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpE07D.tmp.bat""
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2076
  - - C:\Windows\SysWOW64\timeout.exe
      timeout 3
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:388
  - - C:\Users\Admin\AppData\Roaming\Runtime.exe
      "C:\Users\Admin\AppData\Roaming\Runtime.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:3624

Network

DNS

8.8.8.8.in-addr.arpa

Remote address:

8.8.8.8:53

Request

8.8.8.8.in-addr.arpa

IN PTR

Response

8.8.8.8.in-addr.arpa

IN PTR

dnsgoogle
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

81.144.22.2.in-addr.arpa

Remote address:

8.8.8.8:53

Request

81.144.22.2.in-addr.arpa

IN PTR

Response

81.144.22.2.in-addr.arpa

IN PTR

a2-22-144-81deploystaticakamaitechnologiescom
DNS

81.144.22.2.in-addr.arpa

Remote address:

8.8.8.8:53

Request

81.144.22.2.in-addr.arpa

IN PTR
DNS

g.bing.com

Remote address:

8.8.8.8:53

Request

g.bing.com

IN A

Response

g.bing.com

IN CNAME

g-bing-com.dual-a-0034.a-msedge.net

g-bing-com.dual-a-0034.a-msedge.net

IN CNAME

dual-a-0034.a-msedge.net

dual-a-0034.a-msedge.net

IN A

204.79.197.237

dual-a-0034.a-msedge.net

IN A

13.107.21.237
GET

https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=703d26f40c7b47baa6f0f5e34e7feeba&localId=w:F595C12A-38F0-79CD-7666-DE379BE74C7C&deviceId=6966569430194623&anid=

Remote address:

204.79.197.237:443

Request

GET /neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=703d26f40c7b47baa6f0f5e34e7feeba&localId=w:F595C12A-38F0-79CD-7666-DE379BE74C7C&deviceId=6966569430194623&anid= HTTP/2.0
host: g.bing.com
accept-encoding: gzip, deflate
user-agent: WindowsShellClient/9.0.40929.0 (Windows)

Response

HTTP/2.0 204

cache-control: no-cache, must-revalidate
pragma: no-cache
expires: Fri, 01 Jan 1990 00:00:00 GMT
set-cookie: MUID=007D71BDC9D267643C076563C8696612; domain=.bing.com; expires=Thu, 11-Sep-2025 23:16:32 GMT; path=/; SameSite=None; Secure; Priority=High;
strict-transport-security: max-age=31536000; includeSubDomains; preload
access-control-allow-origin: *
x-cache: CONFIG_NOCACHE
accept-ch: Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
x-msedge-ref: Ref A: 0F62825BAC3E448184F87B9BD88F40F0 Ref B: LON04EDGE0920 Ref C: 2024-08-17T23:16:32Z
date: Sat, 17 Aug 2024 23:16:32 GMT
GET

https://g.bing.com/neg/0?action=emptycreative&adUnitId=11730597&publisherId=251978541&rid=703d26f40c7b47baa6f0f5e34e7feeba&localId=w:F595C12A-38F0-79CD-7666-DE379BE74C7C&deviceId=6966569430194623&anid=

Remote address:

204.79.197.237:443

Request

GET /neg/0?action=emptycreative&adUnitId=11730597&publisherId=251978541&rid=703d26f40c7b47baa6f0f5e34e7feeba&localId=w:F595C12A-38F0-79CD-7666-DE379BE74C7C&deviceId=6966569430194623&anid= HTTP/2.0
host: g.bing.com
accept-encoding: gzip, deflate
user-agent: WindowsShellClient/9.0.40929.0 (Windows)
cookie: MUID=007D71BDC9D267643C076563C8696612

Response

HTTP/2.0 204

cache-control: no-cache, must-revalidate
pragma: no-cache
expires: Fri, 01 Jan 1990 00:00:00 GMT
set-cookie: MSPTC=IWKhPy4o6Nmh1tJcDnjpRaKdZk1p4jLOemgjErV1VXo; domain=.bing.com; expires=Thu, 11-Sep-2025 23:16:32 GMT; path=/; Partitioned; secure; SameSite=None
strict-transport-security: max-age=31536000; includeSubDomains; preload
access-control-allow-origin: *
x-cache: CONFIG_NOCACHE
accept-ch: Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
x-msedge-ref: Ref A: 1E60AD74D42D4784AEAA81FF46158332 Ref B: LON04EDGE0920 Ref C: 2024-08-17T23:16:32Z
date: Sat, 17 Aug 2024 23:16:32 GMT
GET

https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=703d26f40c7b47baa6f0f5e34e7feeba&localId=w:F595C12A-38F0-79CD-7666-DE379BE74C7C&deviceId=6966569430194623&anid=

Remote address:

204.79.197.237:443

Request

GET /neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=703d26f40c7b47baa6f0f5e34e7feeba&localId=w:F595C12A-38F0-79CD-7666-DE379BE74C7C&deviceId=6966569430194623&anid= HTTP/2.0
host: g.bing.com
accept-encoding: gzip, deflate
user-agent: WindowsShellClient/9.0.40929.0 (Windows)
cookie: MUID=007D71BDC9D267643C076563C8696612; MSPTC=IWKhPy4o6Nmh1tJcDnjpRaKdZk1p4jLOemgjErV1VXo

Response

HTTP/2.0 204

cache-control: no-cache, must-revalidate
pragma: no-cache
expires: Fri, 01 Jan 1990 00:00:00 GMT
strict-transport-security: max-age=31536000; includeSubDomains; preload
access-control-allow-origin: *
x-cache: CONFIG_NOCACHE
accept-ch: Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
x-msedge-ref: Ref A: 1566545793E8418C8002442DB3CA8239 Ref B: LON04EDGE0920 Ref C: 2024-08-17T23:16:32Z
date: Sat, 17 Aug 2024 23:16:32 GMT
DNS

64.159.190.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

64.159.190.20.in-addr.arpa

IN PTR

Response
DNS

237.197.79.204.in-addr.arpa

Remote address:

8.8.8.8:53

Request

237.197.79.204.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

googl3d.ddnsking.com

Runtime.exe

Remote address:

8.8.8.8:53

Request

googl3d.ddnsking.com

IN A

Response
DNS

googl3d.ddnsking.com

Runtime.exe

Remote address:

8.8.8.8:53

Request

googl3d.ddnsking.com

IN A

204.79.197.237:443

https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=703d26f40c7b47baa6f0f5e34e7feeba&localId=w:F595C12A-38F0-79CD-7666-DE379BE74C7C&deviceId=6966569430194623&anid=

tls, http2

2.0kB
9.3kB
21
19

HTTP Request

GET https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=703d26f40c7b47baa6f0f5e34e7feeba&localId=w:F595C12A-38F0-79CD-7666-DE379BE74C7C&deviceId=6966569430194623&anid=

HTTP Response

204

HTTP Request

GET https://g.bing.com/neg/0?action=emptycreative&adUnitId=11730597&publisherId=251978541&rid=703d26f40c7b47baa6f0f5e34e7feeba&localId=w:F595C12A-38F0-79CD-7666-DE379BE74C7C&deviceId=6966569430194623&anid=

HTTP Response

204

HTTP Request

GET https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=703d26f40c7b47baa6f0f5e34e7feeba&localId=w:F595C12A-38F0-79CD-7666-DE379BE74C7C&deviceId=6966569430194623&anid=

HTTP Response

204

8.8.8.8:53

8.8.8.8.in-addr.arpa

dns

66 B
90 B
1
1

DNS Request

8.8.8.8.in-addr.arpa
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

81.144.22.2.in-addr.arpa

dns

140 B
133 B
2
1

DNS Request

81.144.22.2.in-addr.arpa

DNS Request

81.144.22.2.in-addr.arpa
8.8.8.8:53

g.bing.com

dns

56 B
151 B
1
1

DNS Request

g.bing.com

DNS Response

204.79.197.237

13.107.21.237
8.8.8.8:53

64.159.190.20.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

64.159.190.20.in-addr.arpa
8.8.8.8:53

237.197.79.204.in-addr.arpa

dns

73 B
143 B
1
1

DNS Request

237.197.79.204.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

googl3d.ddnsking.com

dns

Runtime.exe

66 B
123 B
1
1

DNS Request

googl3d.ddnsking.com
8.8.8.8:53

googl3d.ddnsking.com

dns

Runtime.exe

66 B
1

DNS Request

googl3d.ddnsking.com

MITRE ATT&CK Enterprise v15

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

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Runtime.exe.log

Filesize
522B

MD5
acc9090417037dfa2a55b46ed86e32b8

SHA1
53fa6fb25fb3e88c24d2027aca6ae492b2800a4d

SHA256
2412679218bb0a7d05ceee32869bbb223619bde9966c4c460a68304a3367724b

SHA512
d51f7085ec147c708f446b9fb6923cd2fb64596d354ed929e125b30ace57c8cb3217589447a36960e5d3aea87a4e48aaa82c7509eced6d6c2cecd71fcfe3697b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Fructose Check.exe

Filesize
22.4MB

MD5
1d00ccd2db1741957e59c130987c9a86

SHA1
11e8f9a13f84bdf5b9039a4b74835209ed4ad46e

SHA256
c08a5d04b4a42324a1d3bf8308f65f9dbb893a09f5f82134753dfb1cc307834f

SHA512
2ce4589ff25a17c8efd2026f4d0ba85beed3f8d75732c9c7a9113e3ff1d3fe158f3d280e1f6bce6bd93a02520d6abde2a2c67a648195006a8168ff998041e135

Download Submit
C:\Users\Admin\AppData\Local\Temp\Runtime.exe

Filesize
66KB

MD5
0433c7ab3456438e9f6ef3a02a78af76

SHA1
d179cd62d961db78f88d048bf7ced9c6dc46782a

SHA256
06b7a3e877810de0c28466b68e81066bb76b22db9541be32864c1dae5873f0b0

SHA512
214a7641d8a929f5a7bdbe47ad46fe4674e34d5f5fbf44c156f472aca4e1b091e447a18c4891f1289a0f08f2e3e3c1b85c990f412a42d0d8f5f331d300338cbc

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE07D.tmp.bat

Filesize
151B

MD5
f8de202b18998b5b05d2a963963dac39

SHA1
6890780eab88b63574f4f36da0464facd684806a

SHA256
dccce237153e715b85262722e0e76efba3b4c90b4ceecdfde50179f349560864

SHA512
f18968e8afaa24549a7b75b13f39f83669b570eb863ae40ed4091be25f7535c4bb93c633d2ab8ab50c83af9d9a197763078f04aa6c558b0943d0910243ed5c4e

Download Submit
memory/1752-33-0x0000000004D60000-0x0000000004DFC000-memory.dmp

Filesize
624KB

Download
memory/1752-29-0x000000007457E000-0x000000007457F000-memory.dmp

Filesize
4KB

Download
memory/1752-30-0x00000000003A0000-0x00000000003B6000-memory.dmp

Filesize
88KB

Download
memory/1752-32-0x0000000074570000-0x0000000074D20000-memory.dmp

Filesize
7.7MB

Download
memory/1752-38-0x0000000074570000-0x0000000074D20000-memory.dmp

Filesize
7.7MB

Download
memory/3596-27-0x00007FFC8FB60000-0x00007FFC90621000-memory.dmp

Filesize
10.8MB

Download
memory/3596-2-0x00007FFC8FB60000-0x00007FFC90621000-memory.dmp

Filesize
10.8MB

Download
memory/3596-0-0x00007FFC8FB63000-0x00007FFC8FB65000-memory.dmp

Filesize
8KB

Download
memory/3596-1-0x00000000004E0000-0x0000000000E98000-memory.dmp

Filesize
9.7MB

Download
memory/3624-44-0x0000000005710000-0x0000000005CB4000-memory.dmp

Filesize
5.6MB

Download
memory/3624-45-0x0000000005260000-0x00000000052F2000-memory.dmp

Filesize
584KB

Download
memory/3624-46-0x0000000004F20000-0x0000000004F2A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

HTTP Request

HTTP Response

HTTP Request

HTTP Response

HTTP Request

HTTP Response

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Response

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

We care about your privacy.