25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3

General

Target

25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3.exe
Size

48KB
MD5

fb714d59bcb67c0910c8f4ee0c5f0e62
SHA1

f22ffe25d693ccf771b5ae60b373f4c74551b317
SHA256

25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3
SHA512

24dac934a89ab30379331251749947af7817ed4c661a5b247a12177d1c3c04593da274eeea9ebfb7c6f7329916f03eb2c6c0a2d18b99358d8d14b6de48a33393
SSDEEP

768:zynb12Aw5J6HC4kq5Jp9bjAzhyY55J+NStcEeUlyqgZl4p67GhPC:Ub1MsHz3JDwhyWr+N95OTga69

Score

8^/10

discovery persistence

Malware Config

Signatures

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

Processes:

25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SySe\Parameters\ServiceDll = "C:\\Program Files (x86)\\259444498.dll"	25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3.exe

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1772 cmd.exe
Executes dropped EXE 1 IoCs

Processes:

SySe.exe

pid process

860 SySe.exe

pid	process
1772	cmd.exe

pid	process
860	SySe.exe

Loads dropped DLL 7 IoCs

Processes:

25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3.exesvchost.exeSySe.exe

pid	process
2372	25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3.exe
2192	svchost.exe
2192	svchost.exe
860	SySe.exe
860	SySe.exe
860	SySe.exe
860	SySe.exe

Creates a Windows Service
persistence
Drops file in System32 directory 2 IoCs

Processes:

svchost.exe

description ioc process

File created C:\Windows\SysWOW64\SySe.exe svchost.exe
File opened for modification C:\Windows\SysWOW64\SySe.exe svchost.exe
Drops file in Program Files directory 1 IoCs

Processes:

25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3.exe

description ioc process

File created C:\Program Files (x86)\259444498.dll 25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
File created	C:\Windows\SysWOW64\SySe.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\SySe.exe	svchost.exe

description	ioc	process
File created	C:\Program Files (x86)\259444498.dll	25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3.exe

System Location Discovery: System Language Discovery 1 TTPs 5 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

Processes:

25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3.exesvchost.execmd.exePING.EXESySe.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SySe.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
discovery

Internet Connection Discovery
T1016.001

Processes:

cmd.exePING.EXE

pid process

1772 cmd.exe
2204 PING.EXE
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2204 PING.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3.exe

pid process

2372 25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3.exe

description pid process

Token: SeIncBasePriorityPrivilege 2372 25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3.exe

pid process

2372 25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3.exe

pid	process
1772	cmd.exe
2204	PING.EXE

pid	process
2204	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	2372	25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3.execmd.exesvchost.exe

description	pid	process	target process
PID 2372 wrote to memory of 1772	2372	25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3.exe	cmd.exe
PID 2372 wrote to memory of 1772	2372	25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3.exe	cmd.exe
PID 2372 wrote to memory of 1772	2372	25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3.exe	cmd.exe
PID 2372 wrote to memory of 1772	2372	25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3.exe	cmd.exe
PID 1772 wrote to memory of 2204	1772	cmd.exe	PING.EXE
PID 1772 wrote to memory of 2204	1772	cmd.exe	PING.EXE
PID 1772 wrote to memory of 2204	1772	cmd.exe	PING.EXE
PID 1772 wrote to memory of 2204	1772	cmd.exe	PING.EXE
PID 2192 wrote to memory of 860	2192	svchost.exe	SySe.exe
PID 2192 wrote to memory of 860	2192	svchost.exe	SySe.exe
PID 2192 wrote to memory of 860	2192	svchost.exe	SySe.exe
PID 2192 wrote to memory of 860	2192	svchost.exe	SySe.exe

C:\Users\Admin\AppData\Local\Temp\25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3.exe
"C:\Users\Admin\AppData\Local\Temp\25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3.exe"
1⤵
- Server Software Component: Terminal Services DLL
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 -n 1 && del /f/q "C:\Users\Admin\AppData\Local\Temp\25ad9ca13dc1ee44d8c3a3d0fba9365d9e9fd65db1411a0f720dd036d11911f3.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:1772
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 1
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:2204

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "SySe"
1⤵
PID:2168

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "SySe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2192
- C:\Windows\SysWOW64\SySe.exe
  C:\Windows\system32\SySe.exe "c:\program files (x86)\259444498.dll",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:860

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Server Software Component

1

T1505

Terminal Services DLL

1

T1505.005

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Program Files (x86)\259444498.dll

Filesize
25KB

MD5
cb0426d467a62c8dc63180e84fe2fdd2

SHA1
15bf72abb1c002dd3b67200bac22310aafab6d9c

SHA256
73b2ac758264a2822ae0c61a414648f37fa1fec0c2ef125c51d7b1ad975220c8

SHA512
24199c817521d24441b86957d9860407d47dbd3b6d0ffedf602a9d6d1039ace784ab01e4491785861929d7bc4bf633b90fd06c77b7201e238c4368c1307ab980

Download Submit
\Windows\SysWOW64\SySe.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads