30ef700f34909c6684cedf803a48e84db04c7e9b101625b5fc4b153c7a129789

General

Target

30ef700f34909c6684cedf803a48e84db04c7e9b101625b5fc4b153c7a129789N.exe
Size

610KB
MD5

c544db6c485c8cfcdfe222b86b76b370
SHA1

4b65161fabf8d6f18f29346a060e65910408a0dc
SHA256

30ef700f34909c6684cedf803a48e84db04c7e9b101625b5fc4b153c7a129789
SHA512

5154a56dd771d68af4f1cdebde532a0a264902701d4c1a8e658d992c47085b676c35151a1d00b0c3c0040e909de2a1a8fec8b9512c4cb2d36c6e9270a3256f9e
SSDEEP

12288:hATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+E:DT+KjUdQqboyyWoK1NGqzuhx

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
924	3384	WerFault.exe	93
3400	920	WerFault.exe	81

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	30ef700f34909c6684cedf803a48e84db04c7e9b101625b5fc4b153c7a129789N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client"	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
920	30ef700f34909c6684cedf803a48e84db04c7e9b101625b5fc4b153c7a129789N.exe
920	30ef700f34909c6684cedf803a48e84db04c7e9b101625b5fc4b153c7a129789N.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3520	Explorer.EXE
Token: SeCreatePagefilePrivilege	3520	Explorer.EXE
Token: SeShutdownPrivilege	3520	Explorer.EXE
Token: SeCreatePagefilePrivilege	3520	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3384	winver.exe
920	30ef700f34909c6684cedf803a48e84db04c7e9b101625b5fc4b153c7a129789N.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 920 wrote to memory of 3384	920	30ef700f34909c6684cedf803a48e84db04c7e9b101625b5fc4b153c7a129789N.exe	93
PID 920 wrote to memory of 3384	920	30ef700f34909c6684cedf803a48e84db04c7e9b101625b5fc4b153c7a129789N.exe	93
PID 920 wrote to memory of 3384	920	30ef700f34909c6684cedf803a48e84db04c7e9b101625b5fc4b153c7a129789N.exe	93
PID 920 wrote to memory of 3384	920	30ef700f34909c6684cedf803a48e84db04c7e9b101625b5fc4b153c7a129789N.exe	93
PID 3384 wrote to memory of 3520	3384	winver.exe	56
PID 920 wrote to memory of 3520	920	30ef700f34909c6684cedf803a48e84db04c7e9b101625b5fc4b153c7a129789N.exe	56
PID 920 wrote to memory of 2448	920	30ef700f34909c6684cedf803a48e84db04c7e9b101625b5fc4b153c7a129789N.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2448

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3520
- C:\Users\Admin\AppData\Local\Temp\30ef700f34909c6684cedf803a48e84db04c7e9b101625b5fc4b153c7a129789N.exe
  "C:\Users\Admin\AppData\Local\Temp\30ef700f34909c6684cedf803a48e84db04c7e9b101625b5fc4b153c7a129789N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:920
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:3384
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3384 -s 300
      4⤵
      Program crash
      PID:924
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 920 -s 948
    3⤵
    - Program crash
    PID:3400

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:1956

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3384 -ip 3384
1⤵
PID:884

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 920 -ip 920
1⤵
PID:1428

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

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

memory/920-1-0x0000000004600000-0x0000000004C58000-memory.dmp

Filesize
6.3MB

Download
memory/920-2-0x00000000044F0000-0x00000000044F1000-memory.dmp

Filesize
4KB

Download
memory/920-3-0x0000000004600000-0x0000000004C58000-memory.dmp

Filesize
6.3MB

Download
memory/920-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/920-10-0x0000000005B10000-0x0000000006510000-memory.dmp

Filesize
10.0MB

Download
memory/920-16-0x0000000005B10000-0x0000000006510000-memory.dmp

Filesize
10.0MB

Download
memory/920-19-0x0000000004600000-0x0000000004C58000-memory.dmp

Filesize
6.3MB

Download
memory/2448-14-0x00000000007A0000-0x00000000007A6000-memory.dmp

Filesize
24KB

Download
memory/2448-20-0x00000000007A0000-0x00000000007A6000-memory.dmp

Filesize
24KB

Download
memory/3520-5-0x0000000001EE0000-0x0000000001EE6000-memory.dmp

Filesize
24KB

Download
memory/3520-6-0x0000000001EE0000-0x0000000001EE6000-memory.dmp

Filesize
24KB

Download
memory/3520-11-0x0000000001F20000-0x0000000001F26000-memory.dmp

Filesize
24KB

Download

Analysis

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