asyncrat | 4490de5492b60421b9c7e2d682fa1e569145be493218c3925bb70b38ee00f73b

General

Target

New Order.exe
Size

723KB
MD5

423c5f6f9023e326ee16e2b8f75e4271
SHA1

bec9c224762d51a544abb59940a0bd8c18b1bce9
SHA256

4490de5492b60421b9c7e2d682fa1e569145be493218c3925bb70b38ee00f73b
SHA512

02d46143fe83172484a9df7400cd6321b2fa3b3e22cd1c50bc04ecca89a512dc2dec748137cfbe536555420129373cc565f5030fef4ffe5ec06ceb1df0c51365

Score

10^/10

asyncrat default rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

C2

escobaurch30.duckdns.org:6606

escobaurch30.duckdns.org:7707

escobaurch30.duckdns.org:8808

Mutex

AsyncMutex_6SI8OkPnk

Attributes

anti_vm
false
bsod
false
delay
3
install
false
install_folder
%AppData%
pastebin_config
null

aes.plain

Signatures

AsyncRat
AsyncRAT is designed to remotely monitor and control other computers.
rat asyncrat

Async RAT payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/2836-125-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat
behavioral2/memory/2836-126-0x000000000040C73E-mapping.dmp	asyncrat

Suspicious use of SetThreadContext 1 IoCs

Processes:

New Order.exe

description pid process target process

PID 912 set thread context of 2836 912 New Order.exe New Order.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

2976 schtasks.exe
Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

New Order.exe

pid process

912 New Order.exe
912 New Order.exe
912 New Order.exe
912 New Order.exe
912 New Order.exe
912 New Order.exe
912 New Order.exe
912 New Order.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

New Order.exeNew Order.exe

description pid process

Token: SeDebugPrivilege 912 New Order.exe
Token: SeDebugPrivilege 2836 New Order.exe

description	pid	process	target process
PID 912 set thread context of 2836	912	New Order.exe	New Order.exe

pid	process
2976	schtasks.exe

pid	process
912	New Order.exe
912	New Order.exe
912	New Order.exe
912	New Order.exe
912	New Order.exe
912	New Order.exe
912	New Order.exe
912	New Order.exe

description	pid	process
Token: SeDebugPrivilege	912	New Order.exe
Token: SeDebugPrivilege	2836	New Order.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

New Order.exe

description	pid	process	target process
PID 912 wrote to memory of 2976	912	New Order.exe	schtasks.exe
PID 912 wrote to memory of 2976	912	New Order.exe	schtasks.exe
PID 912 wrote to memory of 2976	912	New Order.exe	schtasks.exe
PID 912 wrote to memory of 2836	912	New Order.exe	New Order.exe
PID 912 wrote to memory of 2836	912	New Order.exe	New Order.exe
PID 912 wrote to memory of 2836	912	New Order.exe	New Order.exe
PID 912 wrote to memory of 2836	912	New Order.exe	New Order.exe
PID 912 wrote to memory of 2836	912	New Order.exe	New Order.exe
PID 912 wrote to memory of 2836	912	New Order.exe	New Order.exe
PID 912 wrote to memory of 2836	912	New Order.exe	New Order.exe
PID 912 wrote to memory of 2836	912	New Order.exe	New Order.exe

C:\Users\Admin\AppData\Local\Temp\New Order.exe
"C:\Users\Admin\AppData\Local\Temp\New Order.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:912

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\AiVEIdt" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4F2A.tmp"
2⤵
- Creates scheduled task(s)
PID:2976

C:\Users\Admin\AppData\Local\Temp\New Order.exe
"C:\Users\Admin\AppData\Local\Temp\New Order.exe"
2⤵
- Suspicious use of AdjustPrivilegeToken
PID:2836

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/912-121-0x00000000082C0000-0x00000000082C1000-memory.dmp

Filesize
4KB

Download
memory/912-114-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/912-117-0x0000000004CD0000-0x0000000004CD1000-memory.dmp

Filesize
4KB

Download
memory/912-118-0x0000000004CD0000-0x00000000051CE000-memory.dmp

Filesize
5.0MB

Download
memory/912-119-0x0000000004CB0000-0x0000000004CB1000-memory.dmp

Filesize
4KB

Download
memory/912-120-0x0000000004F00000-0x0000000004F07000-memory.dmp

Filesize
28KB

Download
memory/912-116-0x00000000051D0000-0x00000000051D1000-memory.dmp

Filesize
4KB

Download
memory/912-122-0x00000000087D0000-0x0000000008814000-memory.dmp

Filesize
272KB

Download
memory/912-123-0x0000000006B10000-0x0000000006B1D000-memory.dmp

Filesize
52KB

Download
memory/2836-125-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2836-126-0x000000000040C73E-mapping.dmp

Download
memory/2836-129-0x0000000005970000-0x0000000005971000-memory.dmp

Filesize
4KB

Download
memory/2836-132-0x00000000064D0000-0x00000000064D1000-memory.dmp

Filesize
4KB

Download
memory/2976-124-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads