asyncrat | 894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d

General

Target

894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d.exe
Size

937KB
MD5

a5565d3428290bfc6c4a9bcca68c15ea
SHA1

28797c12ca5450fc854f773fb0c42414c0229fa8
SHA256

894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d
SHA512

699f9c7266fc24b78bd44d026f7c4c98e613cde7b5d32efefa65dec1706ffac4f266b712760891cb45bcf6fae96880e9ce9b3246056778e78d682e32b333d7e4
SSDEEP

24576:uboifHo7t2xklCohhwbfIWyQZD/Og34dK:ubxfel3hyf1

Score

10^/10

asyncrat neq rat

Malware Config

Extracted

Family

asyncrat

Version

AWS | 3Losh

Botnet

neq

C2

goodone.loseyourip.com:6606

goodone.loseyourip.com:7707

goodone.loseyourip.com:8808

Mutex

AsyncMutex_adnocxxs

Attributes

delay
3
install
false
install_folder
%AppData%

aes.plain

Signatures

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

Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3064-10-0x0000000000400000-0x0000000000416000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs
behavioral1/memory/3064-8-0x0000000000400000-0x0000000000416000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs
behavioral1/memory/3064-13-0x0000000000400000-0x0000000000416000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs
behavioral1/memory/3064-18-0x0000000000400000-0x0000000000416000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs
behavioral1/memory/3064-16-0x0000000000400000-0x0000000000416000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs

Detects executables packed with 9Rays.Net Spices.Net Obfuscator. 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2916-3-0x0000000000310000-0x000000000031A000-memory.dmp	INDICATOR_EXE_Packed_Spices

Detects file containing reversed ASEP Autorun registry keys 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3064-10-0x0000000000400000-0x0000000000416000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_ASEP_REG_Reverse
behavioral1/memory/3064-8-0x0000000000400000-0x0000000000416000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_ASEP_REG_Reverse
behavioral1/memory/3064-13-0x0000000000400000-0x0000000000416000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_ASEP_REG_Reverse
behavioral1/memory/3064-18-0x0000000000400000-0x0000000000416000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_ASEP_REG_Reverse
behavioral1/memory/3064-16-0x0000000000400000-0x0000000000416000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_ASEP_REG_Reverse

Suspicious use of SetThreadContext 1 IoCs

Processes:

894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d.exe

description	pid	process	target process
PID 2916 set thread context of 3064	2916	894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d.exe	RegAsm.exe

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/Job
T1053

Processes:

schtasks.exe

pid process

2664 schtasks.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

RegAsm.exe

pid process

3064 RegAsm.exe

pid	process
2664	schtasks.exe

pid	process
3064	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d.exeRegAsm.exe

description	pid	process
Token: SeDebugPrivilege	2916	894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d.exe
Token: SeDebugPrivilege	3064	RegAsm.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

RegAsm.exe

pid process

3064 RegAsm.exe

pid	process
3064	RegAsm.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d.exe

description	pid	process	target process
PID 2916 wrote to memory of 3064	2916	894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d.exe	RegAsm.exe
PID 2916 wrote to memory of 3064	2916	894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d.exe	RegAsm.exe
PID 2916 wrote to memory of 3064	2916	894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d.exe	RegAsm.exe
PID 2916 wrote to memory of 3064	2916	894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d.exe	RegAsm.exe
PID 2916 wrote to memory of 3064	2916	894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d.exe	RegAsm.exe
PID 2916 wrote to memory of 3064	2916	894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d.exe	RegAsm.exe
PID 2916 wrote to memory of 3064	2916	894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d.exe	RegAsm.exe
PID 2916 wrote to memory of 3064	2916	894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d.exe	RegAsm.exe
PID 2916 wrote to memory of 3064	2916	894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d.exe	RegAsm.exe
PID 2916 wrote to memory of 3064	2916	894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d.exe	RegAsm.exe
PID 2916 wrote to memory of 3064	2916	894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d.exe	RegAsm.exe
PID 2916 wrote to memory of 3064	2916	894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d.exe	RegAsm.exe
PID 2916 wrote to memory of 2664	2916	894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d.exe	schtasks.exe
PID 2916 wrote to memory of 2664	2916	894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d.exe	schtasks.exe
PID 2916 wrote to memory of 2664	2916	894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d.exe	schtasks.exe

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\894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d.exe
"C:\Users\Admin\AppData\Local\Temp\894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2916

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3064

C:\Windows\system32\schtasks.exe
"schtasks.exe" /Create /SC MINUTE /MO 14 /TN "AppTracker" /TR "C:\Users\Admin\AppData\Roaming\Ex64_Seeders\894a90bbfcbd16442d3b117f6b391c1f22b72d1aebafd0ff51a60df08b1e434d.exe" /F
2⤵
- Creates scheduled task(s)
PID:2664

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

memory/2916-0-0x000007FEF5353000-0x000007FEF5354000-memory.dmp

Filesize
4KB

Download
memory/2916-1-0x0000000000C80000-0x0000000000D70000-memory.dmp

Filesize
960KB

Download
memory/2916-2-0x000007FEF5350000-0x000007FEF5D3C000-memory.dmp

Filesize
9.9MB

Download
memory/2916-3-0x0000000000310000-0x000000000031A000-memory.dmp

Filesize
40KB

Download
memory/2916-19-0x000007FEF5350000-0x000007FEF5D3C000-memory.dmp

Filesize
9.9MB

Download
memory/3064-8-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3064-10-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3064-13-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3064-5-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3064-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3064-18-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3064-16-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3064-6-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads