asyncrat | 2e150347b1355fa8b940ee1e4cede6663f2040729c05b719a5805d948e5c868a

General

Target

Voc684613.exe
Size

793KB
MD5

3d40326708b7186af8226903bacd81aa
SHA1

6c4b885d599da487929528345bb0c507eb61d7c0
SHA256

2e150347b1355fa8b940ee1e4cede6663f2040729c05b719a5805d948e5c868a
SHA512

1b6825246f46d228d138781588acb0a594ed2ffeaa5665ba75365c5609d30183a73428b504ec0e1e68361bf13f6632f726d88c2391bcef0519d1ba392577fa2e

Score

10^/10

asyncrat rat suricata

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

C2

ericanabou.duckdns.org:6606

ericanabou.duckdns.org:7707

ericanabou.duckdns.org:8808

Mutex

AsyncMutex_6SI8OkPnk

Attributes

aes_key
4kJtWmou5B8Pyku5qYd1MCPGzkoPTXE7
anti_detection
false
autorun
false
bdos
false
delay
Default
host
ericanabou.duckdns.org
hwid
3
install_file
install_folder
%AppData%
mutex
AsyncMutex_6SI8OkPnk
pastebin_config
null
port
6606,7707,8808
version
0.5.7B

aes.plain

Signatures

AsyncRat
AsyncRAT is designed to remotely monitor and control other computers.
rat asyncrat
suricata: ET MALWARE Observed Malicious SSL Cert (AsyncRAT Server)
suricata

Async RAT payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1532-68-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat
behavioral1/memory/1532-69-0x000000000040C73E-mapping.dmp	asyncrat
behavioral1/memory/1532-70-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat

Suspicious use of SetThreadContext 1 IoCs

Processes:

Voc684613.exe

description pid process target process

PID 1816 set thread context of 1532 1816 Voc684613.exe Voc684613.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

1216 schtasks.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

Voc684613.exe

pid process

1816 Voc684613.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Voc684613.exeVoc684613.exe

description pid process

Token: SeDebugPrivilege 1816 Voc684613.exe
Token: SeDebugPrivilege 1532 Voc684613.exe

description	pid	process	target process
PID 1816 set thread context of 1532	1816	Voc684613.exe	Voc684613.exe

pid	process
1216	schtasks.exe

pid	process
1816	Voc684613.exe

description	pid	process
Token: SeDebugPrivilege	1816	Voc684613.exe
Token: SeDebugPrivilege	1532	Voc684613.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

Voc684613.exe

description	pid	process	target process
PID 1816 wrote to memory of 1216	1816	Voc684613.exe	schtasks.exe
PID 1816 wrote to memory of 1216	1816	Voc684613.exe	schtasks.exe
PID 1816 wrote to memory of 1216	1816	Voc684613.exe	schtasks.exe
PID 1816 wrote to memory of 1216	1816	Voc684613.exe	schtasks.exe
PID 1816 wrote to memory of 1532	1816	Voc684613.exe	Voc684613.exe
PID 1816 wrote to memory of 1532	1816	Voc684613.exe	Voc684613.exe
PID 1816 wrote to memory of 1532	1816	Voc684613.exe	Voc684613.exe
PID 1816 wrote to memory of 1532	1816	Voc684613.exe	Voc684613.exe
PID 1816 wrote to memory of 1532	1816	Voc684613.exe	Voc684613.exe
PID 1816 wrote to memory of 1532	1816	Voc684613.exe	Voc684613.exe
PID 1816 wrote to memory of 1532	1816	Voc684613.exe	Voc684613.exe
PID 1816 wrote to memory of 1532	1816	Voc684613.exe	Voc684613.exe
PID 1816 wrote to memory of 1532	1816	Voc684613.exe	Voc684613.exe

C:\Users\Admin\AppData\Local\Temp\Voc684613.exe
"C:\Users\Admin\AppData\Local\Temp\Voc684613.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1816

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\akyiPO" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAD7E.tmp"
2⤵
- Creates scheduled task(s)
PID:1216

C:\Users\Admin\AppData\Local\Temp\Voc684613.exe
"C:\Users\Admin\AppData\Local\Temp\Voc684613.exe"
2⤵
- Suspicious use of AdjustPrivilegeToken
PID:1532

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

C:\Users\Admin\AppData\Local\Temp\tmpAD7E.tmp
MD5
4aad33908129215a0fa2ec7773f3a142

SHA1
9d94038bcca85c362216076278e837238b3a1429

SHA256
c72f86facab14257e54013fb14f5206c39d560db0ac3d84414149f6e7c305ff6

SHA512
862b5a4d8e1b95d7d3d7ca549e0fc5001fbc54a6a4bb53ba56ffef109ebf8c23b310056cc69c6825b3453aeac664f68c8749663917de54f9a9f944c459909cca

Download Submit
memory/1216-66-0x0000000000000000-mapping.dmp

Download
memory/1532-68-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1532-69-0x000000000040C73E-mapping.dmp

Download
memory/1532-70-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1532-72-0x0000000075EF1000-0x0000000075EF3000-memory.dmp

Filesize
8KB

Download
memory/1532-73-0x0000000000B90000-0x0000000000B91000-memory.dmp

Filesize
4KB

Download
memory/1816-60-0x0000000000E80000-0x0000000000E81000-memory.dmp

Filesize
4KB

Download
memory/1816-62-0x0000000004E20000-0x0000000004E21000-memory.dmp

Filesize
4KB

Download
memory/1816-63-0x0000000000430000-0x000000000044B000-memory.dmp

Filesize
108KB

Download
memory/1816-64-0x00000000048D0000-0x0000000004923000-memory.dmp

Filesize
332KB

Download
memory/1816-65-0x0000000000640000-0x000000000064E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads