asyncrat | 5a7408c59399bb8e811e0dec898ae9a9a95579953e9e180486d0855b1354bd6a

General

Target

safeprogram.exenofuckingvirusnigger.exe
Size

47KB
MD5

117df9c8adcca3418008ab4ede82d59e
SHA1

962c3d63b502ebd9b6fbc8cbb549e6dc348e0772
SHA256

5a7408c59399bb8e811e0dec898ae9a9a95579953e9e180486d0855b1354bd6a
SHA512

0d886ce47d15753c184ebd06bff8d8d9ece5fb99540c83010f11daf2c1add1f10270a7270cddad354b41a51f16a2641dcc40786425b297a0dd0244e13fb84529
SSDEEP

768:ouyxFTMIGZ8btAWUu7y6mo2q8gZav/8Us7PImYRReoOj0biCeg4V0RC7Xs22vcvI:ouyxFTMtkf2/vkUsEmYRQ/IbiCe50RCk

Score

10^/10

asyncrat default discovery rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

C2

127.0.0.1:6606

127.0.0.1:7707

127.0.0.1:8808

Mutex

6Pikrb7uee57

Attributes

delay
3
install
true
install_file
nigger.exe
install_folder
%Temp%

aes.plain

Signatures

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

Async RAT payload 1 IoCs

rat

resource	yara_rule
behavioral1/files/0x000d000000016aa9-14.dat	family_asyncrat

Executes dropped EXE 1 IoCs

pid	Process
2820	nigger.exe

Loads dropped DLL 1 IoCs

pid	Process
1616	cmd.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 6 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	safeprogram.exenofuckingvirusnigger.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nigger.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2292	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
2280	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2148	safeprogram.exenofuckingvirusnigger.exe
2148	safeprogram.exenofuckingvirusnigger.exe
2148	safeprogram.exenofuckingvirusnigger.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2148	safeprogram.exenofuckingvirusnigger.exe
Token: SeDebugPrivilege	2820	nigger.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 1848	2148	safeprogram.exenofuckingvirusnigger.exe	30
PID 2148 wrote to memory of 1848	2148	safeprogram.exenofuckingvirusnigger.exe	30
PID 2148 wrote to memory of 1848	2148	safeprogram.exenofuckingvirusnigger.exe	30
PID 2148 wrote to memory of 1848	2148	safeprogram.exenofuckingvirusnigger.exe	30
PID 2148 wrote to memory of 1616	2148	safeprogram.exenofuckingvirusnigger.exe	32
PID 2148 wrote to memory of 1616	2148	safeprogram.exenofuckingvirusnigger.exe	32
PID 2148 wrote to memory of 1616	2148	safeprogram.exenofuckingvirusnigger.exe	32
PID 2148 wrote to memory of 1616	2148	safeprogram.exenofuckingvirusnigger.exe	32
PID 1616 wrote to memory of 2292	1616	cmd.exe	34
PID 1616 wrote to memory of 2292	1616	cmd.exe	34
PID 1616 wrote to memory of 2292	1616	cmd.exe	34
PID 1616 wrote to memory of 2292	1616	cmd.exe	34
PID 1848 wrote to memory of 2280	1848	cmd.exe	35
PID 1848 wrote to memory of 2280	1848	cmd.exe	35
PID 1848 wrote to memory of 2280	1848	cmd.exe	35
PID 1848 wrote to memory of 2280	1848	cmd.exe	35
PID 1616 wrote to memory of 2820	1616	cmd.exe	37
PID 1616 wrote to memory of 2820	1616	cmd.exe	37
PID 1616 wrote to memory of 2820	1616	cmd.exe	37
PID 1616 wrote to memory of 2820	1616	cmd.exe	37

C:\Users\Admin\AppData\Local\Temp\safeprogram.exenofuckingvirusnigger.exe
"C:\Users\Admin\AppData\Local\Temp\safeprogram.exenofuckingvirusnigger.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2148
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "nigger" /tr '"C:\Users\Admin\AppData\Local\Temp\nigger.exe"' & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1848
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "nigger" /tr '"C:\Users\Admin\AppData\Local\Temp\nigger.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2280
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmpC311.tmp.bat""
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1616
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:2292
- - C:\Users\Admin\AppData\Local\Temp\nigger.exe
    "C:\Users\Admin\AppData\Local\Temp\nigger.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2820

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\nigger.exe

Filesize
47KB

MD5
117df9c8adcca3418008ab4ede82d59e

SHA1
962c3d63b502ebd9b6fbc8cbb549e6dc348e0772

SHA256
5a7408c59399bb8e811e0dec898ae9a9a95579953e9e180486d0855b1354bd6a

SHA512
0d886ce47d15753c184ebd06bff8d8d9ece5fb99540c83010f11daf2c1add1f10270a7270cddad354b41a51f16a2641dcc40786425b297a0dd0244e13fb84529

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC311.tmp.bat

Filesize
153B

MD5
b10ea7cd4291b6a34282afa3eefb9456

SHA1
b6fa11d855aee12379e82610aa2e9d0127a4c79b

SHA256
0ae143518cd0ceaaa7607b7584f7748f3d9926700bbadb505806962c7e1d6e4b

SHA512
fe33cb9e128a601d1c42b42393ade01b12bc77547f02b074f7c9fde604f87336c09320422f49aea24f936ace0da634e87b118ab593881613215bbbb6db13fc47

Download Submit
memory/2148-0-0x000000007423E000-0x000000007423F000-memory.dmp

Filesize
4KB

Download
memory/2148-1-0x00000000008E0000-0x00000000008F2000-memory.dmp

Filesize
72KB

Download
memory/2148-2-0x0000000074230000-0x000000007491E000-memory.dmp

Filesize
6.9MB

Download
memory/2148-11-0x0000000074230000-0x000000007491E000-memory.dmp

Filesize
6.9MB

Download
memory/2820-16-0x0000000000D80000-0x0000000000D92000-memory.dmp

Filesize
72KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads