c17b2d2347665001d387c62d806e08e742f9f7de0e4aa47130d1a2b0b23a7aac

Analysis

max time kernel
189s
max time network
213s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
05-12-2022 06:54

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General

Target

c17b2d2347665001d387c62d806e08e742f9f7de0e4aa47130d1a2b0b23a7aac.exe
Size

113KB
MD5

ba9066bb27344c4a74a67f51fc51e258
SHA1

0d8c83a7ad26dcb1d4e461dc2147061de0868171
SHA256

c17b2d2347665001d387c62d806e08e742f9f7de0e4aa47130d1a2b0b23a7aac
SHA512

049c1106b1f435af71906d6f26443754fcfe46846ffd0a3f75ae2d514b9eda9b9bbb23262bd1c7b082c1a832df6192c2fb63515564d16ce08ed0743f88a0b628
SSDEEP

3072:L/UQHHwUzRDeJ7U3iBMZ78yqgpfgokJcvp7c89m/Ixi:zhnbzRqJ7U3bxqgI6

Score

10^/10

evasion persistence upx

Malware Config

Signatures

Modifies firewall policy service 2 TTPs 4 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	svcnost.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	svcnost.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	svcnost.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\xbxhrh3wertrhawgpscpwoezqghyvfxy2\svcnost.exe = "C:\\Users\\Admin\\AppData\\Roaming\\xbxhrh3wertrhawgpscpwoezqghyvfxy2\\svcnost.exe:*:Enabled:ldrsoft"	svcnost.exe

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\drivers\etc\hosts	c17b2d2347665001d387c62d806e08e742f9f7de0e4aa47130d1a2b0b23a7aac.exe

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3944-132-0x0000000000400000-0x000000000093A000-memory.dmp	upx
behavioral2/memory/3944-133-0x0000000000400000-0x000000000093A000-memory.dmp	upx
behavioral2/memory/3288-135-0x0000000000400000-0x000000000093A000-memory.dmp	upx
behavioral2/memory/3288-137-0x0000000000400000-0x000000000093A000-memory.dmp	upx
behavioral2/memory/3944-138-0x0000000000400000-0x000000000093A000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Init = "\"C:\\Users\\Admin\\AppData\\Roaming\\xbxhrh3wertrhawgpscpwoezqghyvfxy2\\svcnost.exe\""	c17b2d2347665001d387c62d806e08e742f9f7de0e4aa47130d1a2b0b23a7aac.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3944	c17b2d2347665001d387c62d806e08e742f9f7de0e4aa47130d1a2b0b23a7aac.exe
3944	c17b2d2347665001d387c62d806e08e742f9f7de0e4aa47130d1a2b0b23a7aac.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3944	c17b2d2347665001d387c62d806e08e742f9f7de0e4aa47130d1a2b0b23a7aac.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3944 wrote to memory of 3288	3944	c17b2d2347665001d387c62d806e08e742f9f7de0e4aa47130d1a2b0b23a7aac.exe	83
PID 3944 wrote to memory of 3288	3944	c17b2d2347665001d387c62d806e08e742f9f7de0e4aa47130d1a2b0b23a7aac.exe	83
PID 3944 wrote to memory of 3288	3944	c17b2d2347665001d387c62d806e08e742f9f7de0e4aa47130d1a2b0b23a7aac.exe	83

C:\Users\Admin\AppData\Local\Temp\c17b2d2347665001d387c62d806e08e742f9f7de0e4aa47130d1a2b0b23a7aac.exe
"C:\Users\Admin\AppData\Local\Temp\c17b2d2347665001d387c62d806e08e742f9f7de0e4aa47130d1a2b0b23a7aac.exe"
1⤵
- Drops file in Drivers directory
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3944
- C:\Users\Admin\AppData\Roaming\xbxhrh3wertrhawgpscpwoezqghyvfxy2\svcnost.exe
  "C:\Users\Admin\AppData\Roaming\xbxhrh3wertrhawgpscpwoezqghyvfxy2\svcnost.exe"
  2⤵
  - Modifies firewall policy service
  PID:3288

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3288-134-0x0000000000000000-mapping.dmp

Download
memory/3288-135-0x0000000000400000-0x000000000093A000-memory.dmp

Filesize
5.2MB

Download
memory/3288-137-0x0000000000400000-0x000000000093A000-memory.dmp

Filesize
5.2MB

Download
memory/3288-139-0x0000000000AB0000-0x0000000000ACE000-memory.dmp

Filesize
120KB

Download
memory/3288-140-0x0000000000AB0000-0x0000000000ACE000-memory.dmp

Filesize
120KB

Download
memory/3944-132-0x0000000000400000-0x000000000093A000-memory.dmp

Filesize
5.2MB

Download
memory/3944-133-0x0000000000400000-0x000000000093A000-memory.dmp

Filesize
5.2MB

Download
memory/3944-138-0x0000000000400000-0x000000000093A000-memory.dmp

Filesize
5.2MB

Download