e863500142b6bebd270bc2b83aa4990f20b91541635a5ad34c3ddd0e439825b7

General

Target

e863500142b6bebd270bc2b83aa4990f20b91541635a5ad34c3ddd0e439825b7.exe
Size

1.2MB
MD5

47441caa38be61a3170701bec1bdef0d
SHA1

330c1fd094183648f05012ba7960c532bfac8a6b
SHA256

e863500142b6bebd270bc2b83aa4990f20b91541635a5ad34c3ddd0e439825b7
SHA512

0743db465c52701985019edda5e74e95a719d5d4cdded6499adf47f127f7a10b04d96b727c029d5f33973b6c246c970ebdb1b40fc3d327099d69723888d171f6
SSDEEP

24576:tMS04YNEMuExDiU6E5R9s8xY/2l/d0J5dtsPxNGfpoIbt+rJ:tk4auS+UjfU2Tg5XDxoIbt+r

Score

7^/10

discovery

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	e863500142b6bebd270bc2b83aa4990f20b91541635a5ad34c3ddd0e439825b7.exe

Executes dropped EXE 1 IoCs

pid	Process
2900	AudioDriver.exe

Loads dropped DLL 1 IoCs

pid	Process
2900	AudioDriver.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	e863500142b6bebd270bc2b83aa4990f20b91541635a5ad34c3ddd0e439825b7.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	e863500142b6bebd270bc2b83aa4990f20b91541635a5ad34c3ddd0e439825b7.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly	e863500142b6bebd270bc2b83aa4990f20b91541635a5ad34c3ddd0e439825b7.exe
File created	C:\Windows\assembly\Desktop.ini	e863500142b6bebd270bc2b83aa4990f20b91541635a5ad34c3ddd0e439825b7.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	e863500142b6bebd270bc2b83aa4990f20b91541635a5ad34c3ddd0e439825b7.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 2 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	AudioDriver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e863500142b6bebd270bc2b83aa4990f20b91541635a5ad34c3ddd0e439825b7.exe

Suspicious behavior: EnumeratesProcesses 36 IoCs

pid	Process
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe
2900	AudioDriver.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2900	AudioDriver.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2900	AudioDriver.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4724 wrote to memory of 2900	4724	e863500142b6bebd270bc2b83aa4990f20b91541635a5ad34c3ddd0e439825b7.exe	87
PID 4724 wrote to memory of 2900	4724	e863500142b6bebd270bc2b83aa4990f20b91541635a5ad34c3ddd0e439825b7.exe	87
PID 4724 wrote to memory of 2900	4724	e863500142b6bebd270bc2b83aa4990f20b91541635a5ad34c3ddd0e439825b7.exe	87

C:\Users\Admin\AppData\Local\Temp\e863500142b6bebd270bc2b83aa4990f20b91541635a5ad34c3ddd0e439825b7.exe
"C:\Users\Admin\AppData\Local\Temp\e863500142b6bebd270bc2b83aa4990f20b91541635a5ad34c3ddd0e439825b7.exe"
1⤵
- Checks computer location settings
- Drops desktop.ini file(s)
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4724
- C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2900

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\GamerView\sqlite3.dll

Filesize
626KB

MD5
d8aec01ff14e3e7ad43a4b71e30482e4

SHA1
e3015f56f17d845ec7eef11d41bbbc28cc16d096

SHA256
da1d608be064555ab3d3d35e6db64527b8c44f3fa5ddd7c3ec723f80fc99736e

SHA512
f5b2f4bda0cc13e1d1c541fb0caea14081ee4daffd497e31a3d4d55d5f9d85a61158b4891a6527efe623b2f32b697ac912320d9be5c0303812ca98dcc8866fcf

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe

Filesize
1.2MB

MD5
47441caa38be61a3170701bec1bdef0d

SHA1
330c1fd094183648f05012ba7960c532bfac8a6b

SHA256
e863500142b6bebd270bc2b83aa4990f20b91541635a5ad34c3ddd0e439825b7

SHA512
0743db465c52701985019edda5e74e95a719d5d4cdded6499adf47f127f7a10b04d96b727c029d5f33973b6c246c970ebdb1b40fc3d327099d69723888d171f6

Download Submit
memory/2900-21-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download
memory/2900-20-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download
memory/2900-30-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download
memory/2900-31-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download
memory/2900-32-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download
memory/2900-33-0x0000000060900000-0x0000000060992000-memory.dmp

Filesize
584KB

Download
memory/2900-34-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download
memory/4724-2-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download
memory/4724-19-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download
memory/4724-0-0x00000000754D2000-0x00000000754D3000-memory.dmp

Filesize
4KB

Download
memory/4724-1-0x00000000754D0000-0x0000000075A81000-memory.dmp

Filesize
5.7MB

Download

Analysis

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