db229dfbd1caf9708db3b813e284c7404d392ed0dc3d85e8c102d38f2d52ee34

General

Target

db229dfbd1caf9708db3b813e284c7404d392ed0dc3d85e8c102d38f2d52ee34.exe
Size

845KB
MD5

5914a561a8deb98c8f7d28ee41b04de1
SHA1

b6c9563322c724e0c3b77372e1510ccf048ee22f
SHA256

db229dfbd1caf9708db3b813e284c7404d392ed0dc3d85e8c102d38f2d52ee34
SHA512

924bb8dfccaebefdb884cea091676b80db6cd1af5170d6a1b2d682cf3281f9b6375a6098f772795b7b111e3a9f7fc74758811a877435fe4b7daa82206eca2727
SSDEEP

24576:q2S04YNEMuExDiU6E5R9s8xY/2l/dl9Ibt+rah:qS4auS+UjfU2Tl9Ibt+rQ

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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	db229dfbd1caf9708db3b813e284c7404d392ed0dc3d85e8c102d38f2d52ee34.exe

Executes dropped EXE 1 IoCs

pid	Process
1944	AudioDriver.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	db229dfbd1caf9708db3b813e284c7404d392ed0dc3d85e8c102d38f2d52ee34.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	db229dfbd1caf9708db3b813e284c7404d392ed0dc3d85e8c102d38f2d52ee34.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly	db229dfbd1caf9708db3b813e284c7404d392ed0dc3d85e8c102d38f2d52ee34.exe
File created	C:\Windows\assembly\Desktop.ini	db229dfbd1caf9708db3b813e284c7404d392ed0dc3d85e8c102d38f2d52ee34.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	db229dfbd1caf9708db3b813e284c7404d392ed0dc3d85e8c102d38f2d52ee34.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	db229dfbd1caf9708db3b813e284c7404d392ed0dc3d85e8c102d38f2d52ee34.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AudioDriver.exe

Suspicious behavior: EnumeratesProcesses 30 IoCs

pid	Process
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe
1944	AudioDriver.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1944	AudioDriver.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4532 wrote to memory of 1944	4532	db229dfbd1caf9708db3b813e284c7404d392ed0dc3d85e8c102d38f2d52ee34.exe	82
PID 4532 wrote to memory of 1944	4532	db229dfbd1caf9708db3b813e284c7404d392ed0dc3d85e8c102d38f2d52ee34.exe	82
PID 4532 wrote to memory of 1944	4532	db229dfbd1caf9708db3b813e284c7404d392ed0dc3d85e8c102d38f2d52ee34.exe	82

C:\Users\Admin\AppData\Local\Temp\db229dfbd1caf9708db3b813e284c7404d392ed0dc3d85e8c102d38f2d52ee34.exe
"C:\Users\Admin\AppData\Local\Temp\db229dfbd1caf9708db3b813e284c7404d392ed0dc3d85e8c102d38f2d52ee34.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:4532
- C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1944

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\Microsoft\Speech\AudioDriver.exe

Filesize
845KB

MD5
5914a561a8deb98c8f7d28ee41b04de1

SHA1
b6c9563322c724e0c3b77372e1510ccf048ee22f

SHA256
db229dfbd1caf9708db3b813e284c7404d392ed0dc3d85e8c102d38f2d52ee34

SHA512
924bb8dfccaebefdb884cea091676b80db6cd1af5170d6a1b2d682cf3281f9b6375a6098f772795b7b111e3a9f7fc74758811a877435fe4b7daa82206eca2727

Download Submit
memory/1944-19-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/1944-20-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/1944-21-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/1944-22-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/1944-23-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/4532-0-0x0000000074EB2000-0x0000000074EB3000-memory.dmp

Filesize
4KB

Download
memory/4532-1-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/4532-2-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download
memory/4532-18-0x0000000074EB0000-0x0000000075461000-memory.dmp

Filesize
5.7MB

Download

Analysis

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