asyncrat | 7fcec6cab5ea7b810a492aca80f8286eaf595d7826dad8e642347353c8ef982f

General

Target

e2e89b28656886ead31cceb62f78b80b.exe
Size

210KB
MD5

e2e89b28656886ead31cceb62f78b80b
SHA1

14f78bf703b0a20409f4f20d0241ff1d287963d9
SHA256

7fcec6cab5ea7b810a492aca80f8286eaf595d7826dad8e642347353c8ef982f
SHA512

054e52875c5974da2321438208aeec1854b52e386f13138792d4f0b102d58cd0a829020c3d17b68309a93a00a308b70b55598a5fa8273e9fe39f9cf6f1a68b84

Score

10^/10

asyncrat rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

C2

migracion.linkpc.net:3468

Mutex

AsyncMutex_6SI8OkPnk

Attributes

aes_key
OZ5Vq4Ybn4BuUPvvVZZKEF20GdI2yi3y
anti_detection
false
autorun
true
bdos
false
delay
Nuevas
host
migracion.linkpc.net
hwid
3
install_file
install_folder
%AppData%
mutex
AsyncMutex_6SI8OkPnk
pastebin_config
null
port
3468
version
0.5.7B

aes.plain

Signatures

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

Async RAT payload 7 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1320-3-0x000000000040C75E-mapping.dmp	asyncrat
behavioral1/memory/1320-2-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat
behavioral1/memory/1320-4-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat
behavioral1/memory/1320-5-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat
behavioral1/memory/1636-19-0x000000000040C75E-mapping.dmp	asyncrat
behavioral1/memory/1636-21-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat
behavioral1/memory/1636-22-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat

Executes dropped EXE 3 IoCs

Processes:

Googlechromee.exeGooglechromee.exejuxcgf.exe

pid process

572 Googlechromee.exe
1636 Googlechromee.exe
368 juxcgf.exe
Loads dropped DLL 2 IoCs

Processes:

cmd.exepowershell.exe

pid process

772 cmd.exe
1656 powershell.exe

pid	process
572	Googlechromee.exe
1636	Googlechromee.exe
368	juxcgf.exe

pid	process
772	cmd.exe
1656	powershell.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

e2e89b28656886ead31cceb62f78b80b.exeGooglechromee.exe

description	pid	process	target process
PID 828 set thread context of 1320	828	e2e89b28656886ead31cceb62f78b80b.exe	e2e89b28656886ead31cceb62f78b80b.exe
PID 572 set thread context of 1636	572	Googlechromee.exe	Googlechromee.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
T1053

Processes:

schtasks.exe

pid process

640 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

1448 timeout.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

e2e89b28656886ead31cceb62f78b80b.exepowershell.exeGooglechromee.exe

pid process

1320 e2e89b28656886ead31cceb62f78b80b.exe
1320 e2e89b28656886ead31cceb62f78b80b.exe
1656 powershell.exe
1636 Googlechromee.exe
1656 powershell.exe

pid	process
640	schtasks.exe

pid	process
1448	timeout.exe

pid	process
1320	e2e89b28656886ead31cceb62f78b80b.exe
1320	e2e89b28656886ead31cceb62f78b80b.exe
1656	powershell.exe
1636	Googlechromee.exe
1656	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

e2e89b28656886ead31cceb62f78b80b.exeGooglechromee.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	1320	e2e89b28656886ead31cceb62f78b80b.exe
Token: SeDebugPrivilege	1636	Googlechromee.exe
Token: SeDebugPrivilege	1656	powershell.exe

Suspicious use of WriteProcessMemory 50 IoCs

Processes:

e2e89b28656886ead31cceb62f78b80b.exee2e89b28656886ead31cceb62f78b80b.execmd.execmd.exeGooglechromee.exeGooglechromee.execmd.exepowershell.exe

description	pid	process	target process
PID 828 wrote to memory of 1320	828	e2e89b28656886ead31cceb62f78b80b.exe	e2e89b28656886ead31cceb62f78b80b.exe
PID 828 wrote to memory of 1320	828	e2e89b28656886ead31cceb62f78b80b.exe	e2e89b28656886ead31cceb62f78b80b.exe
PID 828 wrote to memory of 1320	828	e2e89b28656886ead31cceb62f78b80b.exe	e2e89b28656886ead31cceb62f78b80b.exe
PID 828 wrote to memory of 1320	828	e2e89b28656886ead31cceb62f78b80b.exe	e2e89b28656886ead31cceb62f78b80b.exe
PID 828 wrote to memory of 1320	828	e2e89b28656886ead31cceb62f78b80b.exe	e2e89b28656886ead31cceb62f78b80b.exe
PID 828 wrote to memory of 1320	828	e2e89b28656886ead31cceb62f78b80b.exe	e2e89b28656886ead31cceb62f78b80b.exe
PID 828 wrote to memory of 1320	828	e2e89b28656886ead31cceb62f78b80b.exe	e2e89b28656886ead31cceb62f78b80b.exe
PID 828 wrote to memory of 1320	828	e2e89b28656886ead31cceb62f78b80b.exe	e2e89b28656886ead31cceb62f78b80b.exe
PID 828 wrote to memory of 1320	828	e2e89b28656886ead31cceb62f78b80b.exe	e2e89b28656886ead31cceb62f78b80b.exe
PID 1320 wrote to memory of 1816	1320	e2e89b28656886ead31cceb62f78b80b.exe	cmd.exe
PID 1320 wrote to memory of 1816	1320	e2e89b28656886ead31cceb62f78b80b.exe	cmd.exe
PID 1320 wrote to memory of 1816	1320	e2e89b28656886ead31cceb62f78b80b.exe	cmd.exe
PID 1320 wrote to memory of 1816	1320	e2e89b28656886ead31cceb62f78b80b.exe	cmd.exe
PID 1320 wrote to memory of 772	1320	e2e89b28656886ead31cceb62f78b80b.exe	cmd.exe
PID 1320 wrote to memory of 772	1320	e2e89b28656886ead31cceb62f78b80b.exe	cmd.exe
PID 1320 wrote to memory of 772	1320	e2e89b28656886ead31cceb62f78b80b.exe	cmd.exe
PID 1320 wrote to memory of 772	1320	e2e89b28656886ead31cceb62f78b80b.exe	cmd.exe
PID 1816 wrote to memory of 640	1816	cmd.exe	schtasks.exe
PID 1816 wrote to memory of 640	1816	cmd.exe	schtasks.exe
PID 1816 wrote to memory of 640	1816	cmd.exe	schtasks.exe
PID 1816 wrote to memory of 640	1816	cmd.exe	schtasks.exe
PID 772 wrote to memory of 1448	772	cmd.exe	timeout.exe
PID 772 wrote to memory of 1448	772	cmd.exe	timeout.exe
PID 772 wrote to memory of 1448	772	cmd.exe	timeout.exe
PID 772 wrote to memory of 1448	772	cmd.exe	timeout.exe
PID 772 wrote to memory of 572	772	cmd.exe	Googlechromee.exe
PID 772 wrote to memory of 572	772	cmd.exe	Googlechromee.exe
PID 772 wrote to memory of 572	772	cmd.exe	Googlechromee.exe
PID 772 wrote to memory of 572	772	cmd.exe	Googlechromee.exe
PID 572 wrote to memory of 1636	572	Googlechromee.exe	Googlechromee.exe
PID 572 wrote to memory of 1636	572	Googlechromee.exe	Googlechromee.exe
PID 572 wrote to memory of 1636	572	Googlechromee.exe	Googlechromee.exe
PID 572 wrote to memory of 1636	572	Googlechromee.exe	Googlechromee.exe
PID 572 wrote to memory of 1636	572	Googlechromee.exe	Googlechromee.exe
PID 572 wrote to memory of 1636	572	Googlechromee.exe	Googlechromee.exe
PID 572 wrote to memory of 1636	572	Googlechromee.exe	Googlechromee.exe
PID 572 wrote to memory of 1636	572	Googlechromee.exe	Googlechromee.exe
PID 572 wrote to memory of 1636	572	Googlechromee.exe	Googlechromee.exe
PID 1636 wrote to memory of 1492	1636	Googlechromee.exe	cmd.exe
PID 1636 wrote to memory of 1492	1636	Googlechromee.exe	cmd.exe
PID 1636 wrote to memory of 1492	1636	Googlechromee.exe	cmd.exe
PID 1636 wrote to memory of 1492	1636	Googlechromee.exe	cmd.exe
PID 1492 wrote to memory of 1656	1492	cmd.exe	powershell.exe
PID 1492 wrote to memory of 1656	1492	cmd.exe	powershell.exe
PID 1492 wrote to memory of 1656	1492	cmd.exe	powershell.exe
PID 1492 wrote to memory of 1656	1492	cmd.exe	powershell.exe
PID 1656 wrote to memory of 368	1656	powershell.exe	juxcgf.exe
PID 1656 wrote to memory of 368	1656	powershell.exe	juxcgf.exe
PID 1656 wrote to memory of 368	1656	powershell.exe	juxcgf.exe
PID 1656 wrote to memory of 368	1656	powershell.exe	juxcgf.exe

C:\Users\Admin\AppData\Local\Temp\e2e89b28656886ead31cceb62f78b80b.exe
"C:\Users\Admin\AppData\Local\Temp\e2e89b28656886ead31cceb62f78b80b.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:828

C:\Users\Admin\AppData\Local\Temp\e2e89b28656886ead31cceb62f78b80b.exe
"C:\Users\Admin\AppData\Local\Temp\e2e89b28656886ead31cceb62f78b80b.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1320

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "Googlechromee" /tr '"C:\Users\Admin\AppData\Roaming\Googlechromee.exe"' & exit
3⤵
- Suspicious use of WriteProcessMemory
PID:1816

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn "Googlechromee" /tr '"C:\Users\Admin\AppData\Roaming\Googlechromee.exe"'
4⤵
- Creates scheduled task(s)
PID:640

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp847A.tmp.bat""
3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:772

C:\Windows\SysWOW64\timeout.exe
timeout 3
4⤵
- Delays execution with timeout.exe
PID:1448

C:\Users\Admin\AppData\Roaming\Googlechromee.exe
"C:\Users\Admin\AppData\Roaming\Googlechromee.exe"
4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:572

C:\Users\Admin\AppData\Roaming\Googlechromee.exe
"C:\Users\Admin\AppData\Roaming\Googlechromee.exe"
5⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1636

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c start /b powershell –ExecutionPolicy Bypass Start-Process -FilePath '"C:\Users\Admin\AppData\Local\Temp\juxcgf.exe"' & exit
6⤵
- Suspicious use of WriteProcessMemory
PID:1492

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell –ExecutionPolicy Bypass Start-Process -FilePath '"C:\Users\Admin\AppData\Local\Temp\juxcgf.exe"'
7⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1656

C:\Users\Admin\AppData\Local\Temp\juxcgf.exe
"C:\Users\Admin\AppData\Local\Temp\juxcgf.exe"
8⤵
- Executes dropped EXE
PID:368

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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\juxcgf.exe
MD5
02172018da16d4d33a7d7c214f078b34

SHA1
50a4ec61a30f0e3c68db9ce2e32c4928c64e8722

SHA256
3b02f2d57c40d4971283bf17b58de4574227c952b555590ef99a64d6b3faca00

SHA512
c4011d54177ef2dd25dc5c76dde8581a139d95a5c879f8849726037e651fa5169662cbdb5aae0be074150be48514eef92be2e23af89ba57c452e706c2bea4466

Download Submit
C:\Users\Admin\AppData\Local\Temp\juxcgf.exe
MD5
02172018da16d4d33a7d7c214f078b34

SHA1
50a4ec61a30f0e3c68db9ce2e32c4928c64e8722

SHA256
3b02f2d57c40d4971283bf17b58de4574227c952b555590ef99a64d6b3faca00

SHA512
c4011d54177ef2dd25dc5c76dde8581a139d95a5c879f8849726037e651fa5169662cbdb5aae0be074150be48514eef92be2e23af89ba57c452e706c2bea4466

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp847A.tmp.bat
MD5
58ed494fcd0d7cc2be502e83b5aa1793

SHA1
65a0a33b107600b5d55a8fdce2550eb7ed0ed212

SHA256
69539f40a370d33504feb32eeca8ebadb359f2a27da5b3969a32c90cb020f54d

SHA512
9ff8b1020d04cb39c0a9b57cfe23f07a433cc74784379e1e18509bdef646ce790d3156644c7a5fef3925a29b06b70ba60f228b54f675235320a95bc4092201f2

Download Submit
C:\Users\Admin\AppData\Roaming\Googlechromee.exe
MD5
e2e89b28656886ead31cceb62f78b80b

SHA1
14f78bf703b0a20409f4f20d0241ff1d287963d9

SHA256
7fcec6cab5ea7b810a492aca80f8286eaf595d7826dad8e642347353c8ef982f

SHA512
054e52875c5974da2321438208aeec1854b52e386f13138792d4f0b102d58cd0a829020c3d17b68309a93a00a308b70b55598a5fa8273e9fe39f9cf6f1a68b84

Download Submit
C:\Users\Admin\AppData\Roaming\Googlechromee.exe
MD5
e2e89b28656886ead31cceb62f78b80b

SHA1
14f78bf703b0a20409f4f20d0241ff1d287963d9

SHA256
7fcec6cab5ea7b810a492aca80f8286eaf595d7826dad8e642347353c8ef982f

SHA512
054e52875c5974da2321438208aeec1854b52e386f13138792d4f0b102d58cd0a829020c3d17b68309a93a00a308b70b55598a5fa8273e9fe39f9cf6f1a68b84

Download Submit
C:\Users\Admin\AppData\Roaming\Googlechromee.exe
MD5
e2e89b28656886ead31cceb62f78b80b

SHA1
14f78bf703b0a20409f4f20d0241ff1d287963d9

SHA256
7fcec6cab5ea7b810a492aca80f8286eaf595d7826dad8e642347353c8ef982f

SHA512
054e52875c5974da2321438208aeec1854b52e386f13138792d4f0b102d58cd0a829020c3d17b68309a93a00a308b70b55598a5fa8273e9fe39f9cf6f1a68b84

Download Submit
\Users\Admin\AppData\Local\Temp\juxcgf.exe
MD5
02172018da16d4d33a7d7c214f078b34

SHA1
50a4ec61a30f0e3c68db9ce2e32c4928c64e8722

SHA256
3b02f2d57c40d4971283bf17b58de4574227c952b555590ef99a64d6b3faca00

SHA512
c4011d54177ef2dd25dc5c76dde8581a139d95a5c879f8849726037e651fa5169662cbdb5aae0be074150be48514eef92be2e23af89ba57c452e706c2bea4466

Download Submit
\Users\Admin\AppData\Roaming\Googlechromee.exe
MD5
e2e89b28656886ead31cceb62f78b80b

SHA1
14f78bf703b0a20409f4f20d0241ff1d287963d9

SHA256
7fcec6cab5ea7b810a492aca80f8286eaf595d7826dad8e642347353c8ef982f

SHA512
054e52875c5974da2321438208aeec1854b52e386f13138792d4f0b102d58cd0a829020c3d17b68309a93a00a308b70b55598a5fa8273e9fe39f9cf6f1a68b84

Download Submit
memory/368-30-0x0000000000000000-mapping.dmp

Download
memory/572-13-0x0000000000000000-mapping.dmp

Download
memory/572-14-0x0000000000000000-mapping.dmp

Download
memory/640-9-0x0000000000000000-mapping.dmp

Download
memory/772-7-0x0000000000000000-mapping.dmp

Download
memory/828-1-0x0000000000000000-0x0000000000000000-disk.dmp

Download
memory/1320-3-0x000000000040C75E-mapping.dmp

Download
memory/1320-2-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1320-4-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1320-5-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1448-10-0x0000000000000000-mapping.dmp

Download
memory/1492-23-0x0000000000000000-mapping.dmp

Download
memory/1636-22-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1636-21-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1636-19-0x000000000040C75E-mapping.dmp

Download
memory/1656-24-0x0000000000000000-mapping.dmp

Download
memory/1656-25-0x0000000000000000-mapping.dmp

Download
memory/1816-6-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads