asyncrat | ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888

General

Target
ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
Size 45KB
Sample260801-gz9vrseq2v
SHA256 ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888
MD5 4ea48906318f0a3e16de305331a69980
SHA1 71c48762127917c3f872f584ab6ea769a25bf4ca
SHA512 7a4977f80d704b9ee67b616b1818e68df40111e5a9cd56c36517c4c9feee9507c7a948f2e34db54ec39d9d1230981c6281e8df8e90eda7b6a623b946516f76ae
SSDEEP 768:cu7m/5THrq+CWUoDuMmo2qFu3XoPEayPImzjbAgX3idt+Jir37Tsx4BDZUx:cu7e5TH2A2NmEabm3bnXSX7/ldUx
TLSH
T1D3232B003BE9822BF2BE4F785DF26145867AF6632603D54D2CC441DB5613FC69A42AFE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

default command_and_control defense_evasion discovery execution asyncrat persistence rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

C2

tipphimsexhay.com:80
tipphimsexhay.com:22
tipphimsexhay.com:8080
tipphimsexhay.com:8880
tipphimsexhay.com:2052
tipphimsexhay.com:2082
tipphimsexhay.com:2086
tipphimsexhay.com:2095
tipphimsexhay.com:443
tipphimsexhay.com:2053
tipphimsexhay.com:2083
tipphimsexhay.com:2087
tipphimsexhay.com:2096
tipphimsexhay.com:8443
www.tipphimsexhay.com:80
www.tipphimsexhay.com:22
www.tipphimsexhay.com:8080
www.tipphimsexhay.com:8880
www.tipphimsexhay.com:2052
www.tipphimsexhay.com:2082
www.tipphimsexhay.com:2086
www.tipphimsexhay.com:2095
www.tipphimsexhay.com:443
www.tipphimsexhay.com:2053
www.tipphimsexhay.com:2083
www.tipphimsexhay.com:2087
www.tipphimsexhay.com:2096
www.tipphimsexhay.com:8443
qakbot.tipphimsexhay.com:80
qakbot.tipphimsexhay.com:22
qakbot.tipphimsexhay.com:8080
qakbot.tipphimsexhay.com:8880
qakbot.tipphimsexhay.com:2052
qakbot.tipphimsexhay.com:2082
qakbot.tipphimsexhay.com:2086
qakbot.tipphimsexhay.com:2095
qakbot.tipphimsexhay.com:443
qakbot.tipphimsexhay.com:2053
qakbot.tipphimsexhay.com:2083
qakbot.tipphimsexhay.com:2087
qakbot.tipphimsexhay.com:2096
qakbot.tipphimsexhay.com:8443
qbot.tipphimsexhay.com:80
qbot.tipphimsexhay.com:22
qbot.tipphimsexhay.com:8080
qbot.tipphimsexhay.com:8880
qbot.tipphimsexhay.com:2052
qbot.tipphimsexhay.com:2082
qbot.tipphimsexhay.com:2086
qbot.tipphimsexhay.com:2095
qbot.tipphimsexhay.com:443
qbot.tipphimsexhay.com:2053
qbot.tipphimsexhay.com:2083
qbot.tipphimsexhay.com:2087
qbot.tipphimsexhay.com:2096
qbot.tipphimsexhay.com:8443

Mutex

ZpiD1qAWkmes

Attributes

delay
0
install
true
install_file
8s7q1.exe
install_folder
%AppData%

aes.plain

Signatures

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

Async RAT payload 1 IoCs

rat

resource	yara_rule
behavioral1/files/0x000d0000000242c7-8.dat	family_asyncrat

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1788976790-1541110888-1636651838-1000\Control Panel\International\Geo\Nation	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe

Executes dropped EXE 2 IoCs

pid	Process
4944	8s7q1.exe
5036	8s7q1.exe

Outbound SSH connection to public host 2 TTPs 4 IoCs

SSH is used for remote access. This may indicate SSH host discovery, encrypted C2 traffic, or data exfiltration.

command_and_control

Protocol Tunneling

T1572

Network Service Discovery

T1046

description	flow	ioc	pid	Process
SSH destination	14	172.67.208.185:22	4944	8s7q1.exe
SSH destination	29	104.21.69.133:22	4944	8s7q1.exe
SSH destination	43	172.67.208.185:22	4944	8s7q1.exe
SSH destination	52	104.21.69.133:22	4944	8s7q1.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Executes a command shell one-liner 1 TTPs 2 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
5052	cmd.exe
1984	cmd.exe

System Location Discovery: System Language Discovery 1 TTPs 7 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	8s7q1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8s7q1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
4492	timeout.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
1612	schtasks.exe

Suspicious behavior: EnumeratesProcesses 23 IoCs

pid	Process
1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
Token: SeDebugPrivilege	4944	8s7q1.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1096 wrote to memory of 5052	1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe	85
PID 1096 wrote to memory of 1984	1096	ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe	87
PID 1984 wrote to memory of 4492	1984	cmd.exe	89
PID 5052 wrote to memory of 1612	5052	cmd.exe	90
PID 1984 wrote to memory of 5036	1984	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe
"C:\Users\Admin\AppData\Local\Temp\ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1096
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "8s7q1" /tr '"C:\Users\Admin\AppData\Roaming\8s7q1.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5052
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "8s7q1" /tr '"C:\Users\Admin\AppData\Roaming\8s7q1.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1612
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp1F0C.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1984
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:4492
- - C:\Users\Admin\AppData\Roaming\8s7q1.exe
    "C:\Users\Admin\AppData\Roaming\8s7q1.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:5036

C:\Users\Admin\AppData\Roaming\8s7q1.exe
"C:\Users\Admin\AppData\Roaming\8s7q1.exe"
1⤵
- Executes dropped EXE
- Outbound SSH connection to public host
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4944

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Windows Command Shell

1

T1059.003

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

Network Service Discovery

Query Registry

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Protocol Tunneling

1

T1572

Exfiltration

Impact

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Downloads

tmp1F0C.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp1F0C.tmp.bat
Size 149B
SHA256 42e5f1fe86e93c5a81be45d21bc25b9915b5764efe4a00f93be2c30f55879037
MD5 030af4fbc22321ab4a4e2e10ae874f04
SHA1 a39140a6dac93da97dae52b237d497dbd24391ab
SHA512 bf9e4d54a5f569ab11da8dbaa3587daae8eb1107bdf3680516f2291c38a30cd848894aa5316fd4179d4ff165238f325843e6a38c94b84f70b84a84ba4d5c9cbd
TLSH
T183C02B4251C9EF0E2D09182312FBD48D917ABC593F40BB04D304C40D1280448F4FA345
MD5 SHA1 SHA512 TLSH

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8s7q1.exe

Path C:\Users\Admin\AppData\Roaming\8s7q1.exe
Size 45KB
SHA256 ed2bd9a80563d602323ee3a10f19d6e8480d77e30dfc6d8b590bf7b299b5a888
MD5 4ea48906318f0a3e16de305331a69980
SHA1 71c48762127917c3f872f584ab6ea769a25bf4ca
SHA512 7a4977f80d704b9ee67b616b1818e68df40111e5a9cd56c36517c4c9feee9507c7a948f2e34db54ec39d9d1230981c6281e8df8e90eda7b6a623b946516f76ae
SSDEEP 768:cu7m/5THrq+CWUoDuMmo2qFu3XoPEayPImzjbAgX3idt+Jir37Tsx4BDZUx:cu7e5TH2A2NmEabm3bnXSX7/ldUx
TLSH
T1D3232B003BE9822BF2BE4F785DF26145867AF6632603D54D2CC441DB5613FC69A42AFE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/1096-0-0x0000000000950000-0x0000000000962000-memory.dmp

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memory/1096-1-0x00000000052D0000-0x00000000052E0000-memory.dmp

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memory/1096-2-0x0000000005380000-0x000000000541C000-memory.dmp

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memory/4944-10-0x0000000004AC0000-0x0000000004AD0000-memory.dmp

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memory/4944-13-0x0000000004AC0000-0x0000000004AD0000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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