0ec4dc59bfa704ff0777038d4c747fb42db308bed43f2ad6a681b645d1bfecbd

Analysis

max time kernel
1190s
max time network
1205s
platform
windows10-1703_x64
resource
win10-20231215-en
resource tags

arch:x64arch:x86image:win10-20231215-enlocale:en-usos:windows10-1703-x64system
submitted
26-01-2024 19:03

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General

Target

G9NB5XSAH0XAAPCN.exe
Size

4.1MB
MD5

5432cd10140f359f17394c8e2340299c
SHA1

16ad79a097ff19b5089aff81b6bfa1a664affb18
SHA256

4e3934e65b6c2ea6be580d375f4515edf20643d88b5f83db63d2c0ad70ba0398
SHA512

05925ee28feb718c1d05216be2f4553b0db27f49aab42ae64559daa22c16b24b7c40de4ae83bd38e81f65173bf9584fbcbe3ad481366688a244e2e7774151f96
SSDEEP

98304:7ScbaLQaS+m0bcbE+1AZ1bpVDHBz/waoVNVncpH/s6i47:mn50N1AZ1dVLZwaoHxcpfm4

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

powershell.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-721438792-2341338383-2410509276-1000\Software\Microsoft\Windows\CurrentVersion\Run\Changing_the_voice_in_different_timbres = "C:\\Users\\Admin\\AppData\\Local\\Changing_the_voice_in_different_timbres\\Changing_the_voice_in_different_timbres.exe"	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

G9NB5XSAH0XAAPCN.exe

description	pid	Process	procid_target
PID 4452 set thread context of 4632	4452	G9NB5XSAH0XAAPCN.exe	73

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

powershell.exe

pid	Process
4628	powershell.exe
4628	powershell.exe
4628	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exeRegAsm.exe

description	pid	Process
Token: SeDebugPrivilege	4628	powershell.exe
Token: SeDebugPrivilege	4632	RegAsm.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

G9NB5XSAH0XAAPCN.exe

description	pid	Process	procid_target
PID 4452 wrote to memory of 4632	4452	G9NB5XSAH0XAAPCN.exe	73
PID 4452 wrote to memory of 4632	4452	G9NB5XSAH0XAAPCN.exe	73
PID 4452 wrote to memory of 4632	4452	G9NB5XSAH0XAAPCN.exe	73
PID 4452 wrote to memory of 4632	4452	G9NB5XSAH0XAAPCN.exe	73
PID 4452 wrote to memory of 4632	4452	G9NB5XSAH0XAAPCN.exe	73
PID 4452 wrote to memory of 4632	4452	G9NB5XSAH0XAAPCN.exe	73
PID 4452 wrote to memory of 4632	4452	G9NB5XSAH0XAAPCN.exe	73
PID 4452 wrote to memory of 4632	4452	G9NB5XSAH0XAAPCN.exe	73
PID 4452 wrote to memory of 4628	4452	G9NB5XSAH0XAAPCN.exe	74
PID 4452 wrote to memory of 4628	4452	G9NB5XSAH0XAAPCN.exe	74
PID 4452 wrote to memory of 4628	4452	G9NB5XSAH0XAAPCN.exe	74

C:\Users\Admin\AppData\Local\Temp\G9NB5XSAH0XAAPCN.exe
"C:\Users\Admin\AppData\Local\Temp\G9NB5XSAH0XAAPCN.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4452
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:4632
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Remove -ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name 'Changing_the_voice_in_different_timbres';New-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name 'Changing_the_voice_in_different_timbres' -Value '"C:\Users\Admin\AppData\Local\Changing_the_voice_in_different_timbres\Changing_the_voice_in_different_timbres.exe"' -PropertyType 'String'
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4628

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_420uxecr.wb2.ps1

Filesize
1B

MD5
c4ca4238a0b923820dcc509a6f75849b

SHA1
356a192b7913b04c54574d18c28d46e6395428ab

SHA256
6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b

SHA512
4dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a

Download Submit
memory/4452-8-0x0000000005970000-0x0000000005980000-memory.dmp

Filesize
64KB

Download
memory/4452-3-0x0000000073720000-0x0000000073E0E000-memory.dmp

Filesize
6.9MB

Download
memory/4452-10-0x0000000005970000-0x0000000005980000-memory.dmp

Filesize
64KB

Download
memory/4452-11-0x0000000005950000-0x0000000005960000-memory.dmp

Filesize
64KB

Download
memory/4452-5-0x0000000005B80000-0x0000000005D34000-memory.dmp

Filesize
1.7MB

Download
memory/4452-6-0x0000000006F60000-0x00000000070F2000-memory.dmp

Filesize
1.6MB

Download
memory/4452-7-0x0000000005970000-0x0000000005980000-memory.dmp

Filesize
64KB

Download
memory/4452-29-0x0000000073720000-0x0000000073E0E000-memory.dmp

Filesize
6.9MB

Download
memory/4452-1-0x0000000000B50000-0x0000000000F7A000-memory.dmp

Filesize
4.2MB

Download
memory/4452-2-0x00000000057E0000-0x000000000587C000-memory.dmp

Filesize
624KB

Download
memory/4452-4-0x0000000005970000-0x0000000005980000-memory.dmp

Filesize
64KB

Download
memory/4452-12-0x0000000005970000-0x0000000005980000-memory.dmp

Filesize
64KB

Download
memory/4452-13-0x0000000007390000-0x0000000007490000-memory.dmp

Filesize
1024KB

Download
memory/4452-14-0x0000000007390000-0x0000000007490000-memory.dmp

Filesize
1024KB

Download
memory/4452-15-0x0000000007390000-0x0000000007490000-memory.dmp

Filesize
1024KB

Download
memory/4452-0-0x0000000073720000-0x0000000073E0E000-memory.dmp

Filesize
6.9MB

Download
memory/4452-17-0x00000000079C0000-0x0000000007EBE000-memory.dmp

Filesize
5.0MB

Download
memory/4452-9-0x0000000005970000-0x0000000005980000-memory.dmp

Filesize
64KB

Download
memory/4628-57-0x00000000087B0000-0x00000000087FB000-memory.dmp

Filesize
300KB

Download
memory/4628-52-0x0000000007E40000-0x0000000007EA6000-memory.dmp

Filesize
408KB

Download
memory/4628-311-0x0000000073720000-0x0000000073E0E000-memory.dmp

Filesize
6.9MB

Download
memory/4628-301-0x0000000009B60000-0x0000000009B82000-memory.dmp

Filesize
136KB

Download
memory/4628-300-0x0000000009B10000-0x0000000009B2A000-memory.dmp

Filesize
104KB

Download
memory/4628-283-0x0000000007200000-0x0000000007208000-memory.dmp

Filesize
32KB

Download
memory/4628-278-0x0000000007210000-0x000000000722A000-memory.dmp

Filesize
104KB

Download
memory/4628-85-0x0000000009A50000-0x0000000009AE4000-memory.dmp

Filesize
592KB

Download
memory/4628-84-0x0000000004B30000-0x0000000004B40000-memory.dmp

Filesize
64KB

Download
memory/4628-83-0x0000000009870000-0x0000000009915000-memory.dmp

Filesize
660KB

Download
memory/4628-78-0x0000000009500000-0x000000000951E000-memory.dmp

Filesize
120KB

Download
memory/4628-39-0x0000000073720000-0x0000000073E0E000-memory.dmp

Filesize
6.9MB

Download
memory/4628-77-0x000000006FBD0000-0x000000006FC1B000-memory.dmp

Filesize
300KB

Download
memory/4628-41-0x0000000004B30000-0x0000000004B40000-memory.dmp

Filesize
64KB

Download
memory/4628-40-0x0000000004B80000-0x0000000004BB6000-memory.dmp

Filesize
216KB

Download
memory/4628-76-0x0000000009520000-0x0000000009553000-memory.dmp

Filesize
204KB

Download
memory/4628-75-0x000000007E850000-0x000000007E860000-memory.dmp

Filesize
64KB

Download
memory/4628-45-0x0000000004B30000-0x0000000004B40000-memory.dmp

Filesize
64KB

Download
memory/4628-49-0x0000000007570000-0x0000000007B98000-memory.dmp

Filesize
6.2MB

Download
memory/4628-58-0x0000000008600000-0x0000000008676000-memory.dmp

Filesize
472KB

Download
memory/4628-50-0x0000000007BE0000-0x0000000007C02000-memory.dmp

Filesize
136KB

Download
memory/4628-56-0x0000000007E10000-0x0000000007E2C000-memory.dmp

Filesize
112KB

Download
memory/4628-51-0x0000000007D60000-0x0000000007DC6000-memory.dmp

Filesize
408KB

Download
memory/4628-53-0x0000000007FF0000-0x0000000008340000-memory.dmp

Filesize
3.3MB

Download
memory/4632-42-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4632-312-0x0000000073720000-0x0000000073E0E000-memory.dmp

Filesize
6.9MB

Download
memory/4632-54-0x0000000005960000-0x00000000059F2000-memory.dmp

Filesize
584KB

Download
memory/4632-22-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4632-48-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4632-16-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4632-46-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4632-44-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4632-26-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4632-55-0x0000000005840000-0x000000000584A000-memory.dmp

Filesize
40KB

Download
memory/4632-21-0x0000000073720000-0x0000000073E0E000-memory.dmp

Filesize
6.9MB

Download
memory/4632-19-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4632-25-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4632-33-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4632-31-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4632-28-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4632-23-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4632-27-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4632-34-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download