banload | 8d963d220e968362d66ebae80e2849dbfb184cc57b6dbb1200c61f217f232326

Analysis

max time kernel
19s
max time network
19s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
06-11-2022 12:56

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General

Target

Trojan-Ransom.Win32.Aura.exe
Size

2.2MB
MD5

7c9ee8c189f40e2f9ebd2660a2d2f65d
SHA1

5f71be645e8ac995555a891087b46ed357386dbe
SHA256

8d963d220e968362d66ebae80e2849dbfb184cc57b6dbb1200c61f217f232326
SHA512

7b120ed02236604a162d9a4b33a9d9607bc77dd0fd22b9da8491263a14ded73da4d2240338cda844bc0958aa08658e577034962b95ef1cf841b5004d2688d345
SSDEEP

49152:Up+iN+FctfFTJ1fHo7OnfPd5wydwRBLH0Uz+2X:Up+d01fI7AfPSlzlX

Score

10^/10

banload downloader dropper evasion trojan

Malware Config

Signatures

Banload
Banload variants download malicious files, then install and execute the files.
trojan dropper downloader banload

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	Trojan-Ransom.Win32.Aura.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Trojan-Ransom.Win32.Aura.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	Trojan-Ransom.Win32.Aura.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4972 set thread context of 5048	4972	Trojan-Ransom.Win32.Aura.exe	80

Modifies registry class 5 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0920D0C3-0920-D0C3-0920-D0C30920D0C3}\ = "Installed Apps Enumerator"	Trojan-Ransom.Win32.Aura.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0920D0C3-0920-D0C3-0920-D0C30920D0C3}\InProcServer32	Trojan-Ransom.Win32.Aura.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0920D0C3-0920-D0C3-0920-D0C30920D0C3}\InProcServer32\ = "%SystemRoot%\\SysWow64\\appwiz.cpl"	Trojan-Ransom.Win32.Aura.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0920D0C3-0920-D0C3-0920-D0C30920D0C3}\InProcServer32\ThreadingModel = "Apartment"	Trojan-Ransom.Win32.Aura.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0920D0C3-0920-D0C3-0920-D0C30920D0C3}	Trojan-Ransom.Win32.Aura.exe

NTFS ADS 2 IoCs

description	ioc	Process
File created	C:\ProgramData\TEMP:43FE6B9B	Trojan-Ransom.Win32.Aura.exe
File opened for modification	C:\ProgramData\TEMP:43FE6B9B	Trojan-Ransom.Win32.Aura.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	4972	Trojan-Ransom.Win32.Aura.exe
Token: SeIncBasePriorityPrivilege	4972	Trojan-Ransom.Win32.Aura.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4972 wrote to memory of 5048	4972	Trojan-Ransom.Win32.Aura.exe	80
PID 4972 wrote to memory of 5048	4972	Trojan-Ransom.Win32.Aura.exe	80
PID 4972 wrote to memory of 5048	4972	Trojan-Ransom.Win32.Aura.exe	80
PID 4972 wrote to memory of 5048	4972	Trojan-Ransom.Win32.Aura.exe	80
PID 4972 wrote to memory of 5048	4972	Trojan-Ransom.Win32.Aura.exe	80

C:\Users\Admin\AppData\Local\Temp\Trojan-Ransom.Win32.Aura.exe
"C:\Users\Admin\AppData\Local\Temp\Trojan-Ransom.Win32.Aura.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Suspicious use of SetThreadContext
- Modifies registry class
- NTFS ADS
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4972
- C:\Users\Admin\AppData\Local\Temp\Trojan-Ransom.Win32.Aura.exe
  "C:\Users\Admin\AppData\Local\Temp\Trojan-Ransom.Win32.Aura.exe"
  2⤵
  PID:5048

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 5048 -ip 5048
1⤵
PID:4980

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4972-132-0x0000000001000000-0x00000000012EF000-memory.dmp

Filesize
2.9MB

Download
memory/4972-134-0x0000000002900000-0x0000000002B00000-memory.dmp

Filesize
2.0MB

Download
memory/4972-140-0x0000000001000000-0x00000000012EF000-memory.dmp

Filesize
2.9MB

Download
memory/5048-145-0x0000000000000000-mapping.dmp

Download
memory/5048-146-0x0000000000400000-0x000000000050F000-memory.dmp

Filesize
1.1MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads