asyncrat | 62faa6629d18abb3b5f3a1137267ba32fd685bc8fd2de7b9b2b908d156511cf0

General

Target

62faa6629d18abb3b5f3a1137267ba32fd685bc8fd2de7b9b2b908d156511cf0.exe
Size

2.9MB
MD5

5e985577ae17524bda2af7b183bbb0bb
SHA1

041e93e1a56d37032fc2fb1f61481bcbcef04f8d
SHA256

62faa6629d18abb3b5f3a1137267ba32fd685bc8fd2de7b9b2b908d156511cf0
SHA512

f2b3ac015705bd77c149a727413d8987cc018cc5ac3a48e3841ef7bade75e3a69497e77092e7eb0029c551043cf9af3657cd640cc23387b9703344dd0bf0acd2
SSDEEP

49152:1IOY/SiSf6KSIshmgTlxRQv9rn0KtX2pyJz0qGoyEs:1kKZshhYv9ptXZJe

Score

10^/10

asyncrat default discovery rat

Malware Config

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.3

Botnet

Default

Mutex

vhlcckztkbtpquk

Attributes

delay
1
install
false
install_folder
%AppData%
pastebin_config
https://pastebin.ai/raw/bth2zeoztv

aes.plain

Signatures

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

VenomRAT 2 IoCs

Detects VenomRAT.

rat

resource	yara_rule
behavioral1/files/0x00080000000173de-9.dat	VenomRAT
behavioral1/memory/2816-13-0x0000000000E40000-0x0000000000E58000-memory.dmp	VenomRAT

Async RAT payload 1 IoCs

rat

resource	yara_rule
behavioral1/files/0x00080000000173de-9.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
2180	CELESTY.EXE
2816	CLIENT.EXE

Loads dropped DLL 2 IoCs

pid	Process
2280	62faa6629d18abb3b5f3a1137267ba32fd685bc8fd2de7b9b2b908d156511cf0.exe
2280	62faa6629d18abb3b5f3a1137267ba32fd685bc8fd2de7b9b2b908d156511cf0.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 2 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	62faa6629d18abb3b5f3a1137267ba32fd685bc8fd2de7b9b2b908d156511cf0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CELESTY.EXE

Suspicious behavior: EnumeratesProcesses 42 IoCs

pid	Process
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE
2816	CLIENT.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2180	CELESTY.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2816	CLIENT.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2180	CELESTY.EXE
2180	CELESTY.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2180	CELESTY.EXE
2180	CELESTY.EXE

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2816	CLIENT.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 2180	2280	62faa6629d18abb3b5f3a1137267ba32fd685bc8fd2de7b9b2b908d156511cf0.exe	30
PID 2280 wrote to memory of 2180	2280	62faa6629d18abb3b5f3a1137267ba32fd685bc8fd2de7b9b2b908d156511cf0.exe	30
PID 2280 wrote to memory of 2180	2280	62faa6629d18abb3b5f3a1137267ba32fd685bc8fd2de7b9b2b908d156511cf0.exe	30
PID 2280 wrote to memory of 2180	2280	62faa6629d18abb3b5f3a1137267ba32fd685bc8fd2de7b9b2b908d156511cf0.exe	30
PID 2280 wrote to memory of 2816	2280	62faa6629d18abb3b5f3a1137267ba32fd685bc8fd2de7b9b2b908d156511cf0.exe	31
PID 2280 wrote to memory of 2816	2280	62faa6629d18abb3b5f3a1137267ba32fd685bc8fd2de7b9b2b908d156511cf0.exe	31
PID 2280 wrote to memory of 2816	2280	62faa6629d18abb3b5f3a1137267ba32fd685bc8fd2de7b9b2b908d156511cf0.exe	31
PID 2280 wrote to memory of 2816	2280	62faa6629d18abb3b5f3a1137267ba32fd685bc8fd2de7b9b2b908d156511cf0.exe	31

C:\Users\Admin\AppData\Local\Temp\62faa6629d18abb3b5f3a1137267ba32fd685bc8fd2de7b9b2b908d156511cf0.exe
"C:\Users\Admin\AppData\Local\Temp\62faa6629d18abb3b5f3a1137267ba32fd685bc8fd2de7b9b2b908d156511cf0.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2280
- C:\Users\Admin\AppData\Local\Temp\CELESTY.EXE
  "C:\Users\Admin\AppData\Local\Temp\CELESTY.EXE"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:2180
- C:\Users\Admin\AppData\Local\Temp\CLIENT.EXE
  "C:\Users\Admin\AppData\Local\Temp\CLIENT.EXE"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2816

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\CELESTY.EXE

Filesize
2.7MB

MD5
c3009ee63bc661d9ea75eaeb256448ca

SHA1
45eb01150756df432e25eed44d976442473356de

SHA256
0bb88564a22bfd6d9ad6e4d8efa9077792a7b6094c2a0f865d70c43e11507352

SHA512
96f5847fbeef95df1309e97a4bc3d786a5f5c19b87e804f12d88b4473a0b50291c40407a3d95a2d5d78031f03be76da47f1846a73c7802ddae46a38ac4634e67

Download Submit
\Users\Admin\AppData\Local\Temp\CLIENT.EXE

Filesize
74KB

MD5
55f73c9b3197d7d7bb7156b04601c2f0

SHA1
bd40272e5b4dd5b3dd1c74c49fa40c59b7cf26da

SHA256
7c2cbfbb042e20dd4a785ece1d49dbcfd48711abed518531acaeacf6b65419ae

SHA512
27ff1a737e052299a2825d4467fc4a546a9fbc10302a9781d3701fa94d8e8be671bd9d37e2975561ab3f07a8fd72db1f78601c58d77519f0341d8595e0a2a68e

Download Submit
memory/2180-19-0x0000000000400000-0x00000000006DC000-memory.dmp

Filesize
2.9MB

Download
memory/2180-23-0x0000000000400000-0x00000000006DC000-memory.dmp

Filesize
2.9MB

Download
memory/2180-16-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2180-15-0x0000000000400000-0x00000000006DC000-memory.dmp

Filesize
2.9MB

Download
memory/2180-17-0x0000000000400000-0x00000000006DC000-memory.dmp

Filesize
2.9MB

Download
memory/2180-18-0x0000000000400000-0x00000000006DC000-memory.dmp

Filesize
2.9MB

Download
memory/2180-8-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2180-20-0x0000000000400000-0x00000000006DC000-memory.dmp

Filesize
2.9MB

Download
memory/2180-21-0x0000000000400000-0x00000000006DC000-memory.dmp

Filesize
2.9MB

Download
memory/2180-30-0x0000000000400000-0x00000000006DC000-memory.dmp

Filesize
2.9MB

Download
memory/2180-24-0x0000000000400000-0x00000000006DC000-memory.dmp

Filesize
2.9MB

Download
memory/2180-25-0x0000000000400000-0x00000000006DC000-memory.dmp

Filesize
2.9MB

Download
memory/2180-26-0x0000000000400000-0x00000000006DC000-memory.dmp

Filesize
2.9MB

Download
memory/2180-27-0x0000000000400000-0x00000000006DC000-memory.dmp

Filesize
2.9MB

Download
memory/2180-28-0x0000000000400000-0x00000000006DC000-memory.dmp

Filesize
2.9MB

Download
memory/2180-29-0x0000000000400000-0x00000000006DC000-memory.dmp

Filesize
2.9MB

Download
memory/2816-13-0x0000000000E40000-0x0000000000E58000-memory.dmp

Filesize
96KB

Download

Analysis

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