4f90eaab7eb0841179e8e9036ba4e28f06534f8c41cf2f0476e6c2bc2c471f64

Analysis

max time kernel
149s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
16/08/2024, 22:35

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General

Target

4f90eaab7eb0841179e8e9036ba4e28f06534f8c41cf2f0476e6c2bc2c471f64.exe
Size

484KB
MD5

fa9d749edbd2226f749a2172cd85effe
SHA1

20f7c886deb996bc48d1bf8583563fd8889071ba
SHA256

4f90eaab7eb0841179e8e9036ba4e28f06534f8c41cf2f0476e6c2bc2c471f64
SHA512

b79f77a58fb2524a0e8a0d57f9b10a80653e31d268714cfa85741f65882361a6cca000883fd13d645eba45df06976f188f3d64ea5af305e5fb07cca4f477702a
SSDEEP

12288:ELPkCDt1EG2XVekhdeTM8gHBNPdUSTBHHRm5UHxs:ELPkQ1bqAaNPdUsxcU2

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
3016	mouneown.exe
2276	~E4F2.tmp
2328	eudcnced.exe

Loads dropped DLL 3 IoCs

pid	Process
3020	4f90eaab7eb0841179e8e9036ba4e28f06534f8c41cf2f0476e6c2bc2c471f64.exe
3020	4f90eaab7eb0841179e8e9036ba4e28f06534f8c41cf2f0476e6c2bc2c471f64.exe
3016	mouneown.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Run\eudcnced = "C:\\Users\\Admin\\AppData\\Roaming\\moundt32\\mouneown.exe"	4f90eaab7eb0841179e8e9036ba4e28f06534f8c41cf2f0476e6c2bc2c471f64.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\eudcnced.exe	4f90eaab7eb0841179e8e9036ba4e28f06534f8c41cf2f0476e6c2bc2c471f64.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2776	3020	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 3 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	4f90eaab7eb0841179e8e9036ba4e28f06534f8c41cf2f0476e6c2bc2c471f64.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mouneown.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eudcnced.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3016	mouneown.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE
2328	eudcnced.exe
1204	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3016	mouneown.exe
Token: SeShutdownPrivilege	1204	Explorer.EXE

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 3020 wrote to memory of 3016	3020	4f90eaab7eb0841179e8e9036ba4e28f06534f8c41cf2f0476e6c2bc2c471f64.exe	31
PID 3020 wrote to memory of 3016	3020	4f90eaab7eb0841179e8e9036ba4e28f06534f8c41cf2f0476e6c2bc2c471f64.exe	31
PID 3020 wrote to memory of 3016	3020	4f90eaab7eb0841179e8e9036ba4e28f06534f8c41cf2f0476e6c2bc2c471f64.exe	31
PID 3020 wrote to memory of 3016	3020	4f90eaab7eb0841179e8e9036ba4e28f06534f8c41cf2f0476e6c2bc2c471f64.exe	31
PID 3016 wrote to memory of 2276	3016	mouneown.exe	32
PID 3016 wrote to memory of 2276	3016	mouneown.exe	32
PID 3016 wrote to memory of 2276	3016	mouneown.exe	32
PID 3016 wrote to memory of 2276	3016	mouneown.exe	32
PID 2276 wrote to memory of 1204	2276	~E4F2.tmp	21
PID 3020 wrote to memory of 2776	3020	4f90eaab7eb0841179e8e9036ba4e28f06534f8c41cf2f0476e6c2bc2c471f64.exe	34
PID 3020 wrote to memory of 2776	3020	4f90eaab7eb0841179e8e9036ba4e28f06534f8c41cf2f0476e6c2bc2c471f64.exe	34
PID 3020 wrote to memory of 2776	3020	4f90eaab7eb0841179e8e9036ba4e28f06534f8c41cf2f0476e6c2bc2c471f64.exe	34
PID 3020 wrote to memory of 2776	3020	4f90eaab7eb0841179e8e9036ba4e28f06534f8c41cf2f0476e6c2bc2c471f64.exe	34

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1204
- C:\Users\Admin\AppData\Local\Temp\4f90eaab7eb0841179e8e9036ba4e28f06534f8c41cf2f0476e6c2bc2c471f64.exe
  "C:\Users\Admin\AppData\Local\Temp\4f90eaab7eb0841179e8e9036ba4e28f06534f8c41cf2f0476e6c2bc2c471f64.exe"
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3020
- - C:\Users\Admin\AppData\Roaming\moundt32\mouneown.exe
    "C:\Users\Admin\AppData\Roaming\moundt32"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:3016
  - - C:\Users\Admin\AppData\Local\Temp\~E4F2.tmp
      1204 496136 3016 1
      4⤵
      Executes dropped EXE
      Suspicious use of WriteProcessMemory
      PID:2276
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3020 -s 252
    3⤵
    - Program crash
    PID:2776

C:\Windows\SysWOW64\eudcnced.exe
C:\Windows\SysWOW64\eudcnced.exe -s
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2328

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\moundt32\mouneown.exe

Filesize
484KB

MD5
987cd766f64c377dce57c92152a7f53e

SHA1
cf2846e790c8661921de2d08b9fccd07e5c755e5

SHA256
c7f232f6ae268132bcaa99866baab2b85e397a9178ced6695d05bc088e906272

SHA512
54c476aebde04c96b5927bc21a145a2e3f8184f77ac082263c1551af68f0154ec87b3ceade54b56b4b4823eeef922adc8141b0333e368ced0630b3a9e9498505

Download Submit
\Users\Admin\AppData\Local\Temp\~E4F2.tmp

Filesize
8KB

MD5
aac3165ece2959f39ff98334618d10d9

SHA1
020a191bfdc70c1fbd3bf74cd7479258bd197f51

SHA256
96fa6a7714670823c83099ea01d24d6d3ae8fef027f01a4ddac14f123b1c9974

SHA512
9eb876812a6a13dd4b090788c2b1d9e9a2e25370598ed5c040f82e6f378edc4b78d58bc8f60d5a559ea57b1edcf3a144bfe09454a9928997173db8279d5b40cf

Download Submit
memory/1204-18-0x0000000004220000-0x00000000042A9000-memory.dmp

Filesize
548KB

Download
memory/1204-23-0x0000000004220000-0x00000000042A9000-memory.dmp

Filesize
548KB

Download
memory/1204-30-0x0000000002D30000-0x0000000002D36000-memory.dmp

Filesize
24KB

Download
memory/1204-34-0x0000000002D90000-0x0000000002D9D000-memory.dmp

Filesize
52KB

Download
memory/1204-19-0x0000000004220000-0x00000000042A9000-memory.dmp

Filesize
548KB

Download
memory/2328-25-0x00000000003F0000-0x0000000000473000-memory.dmp

Filesize
524KB

Download
memory/2328-26-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2328-28-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2328-29-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2328-36-0x00000000003F0000-0x0000000000473000-memory.dmp

Filesize
524KB

Download
memory/2328-37-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/3016-12-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/3016-11-0x0000000000130000-0x00000000001B3000-memory.dmp

Filesize
524KB

Download
memory/3020-0-0x0000000000140000-0x00000000001C3000-memory.dmp

Filesize
524KB

Download
memory/3020-35-0x0000000000140000-0x00000000001C3000-memory.dmp

Filesize
524KB

Download