11a96780798a9bf8cc8618b8335164a6c5f6f324f8d4bf1187d561c790a8941b

General

Target

11a96780798a9bf8cc8618b8335164a6c5f6f324f8d4bf1187d561c790a8941b.exe
Size

237KB
MD5

5f03a81a0b4fcf480a8847f5a2b5ec94
SHA1

c94d195c20b36737f16c15dd04688a134b8ef0e6
SHA256

11a96780798a9bf8cc8618b8335164a6c5f6f324f8d4bf1187d561c790a8941b
SHA512

135a2af9cda069c8dd15a7d531ea895b1935787796b6f287ff7b6200790bda8b8a2022c7ed9fb3dd296d7a4cf2f398a3403ef94fd2202f21b6004b8dbf69a683
SSDEEP

6144:LA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYA:LATuTAnKGwUAWVycQqgR

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
2244	972	WerFault.exe	93
1920	1884	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	11a96780798a9bf8cc8618b8335164a6c5f6f324f8d4bf1187d561c790a8941b.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
1884	11a96780798a9bf8cc8618b8335164a6c5f6f324f8d4bf1187d561c790a8941b.exe
1884	11a96780798a9bf8cc8618b8335164a6c5f6f324f8d4bf1187d561c790a8941b.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
972	winver.exe
1884	11a96780798a9bf8cc8618b8335164a6c5f6f324f8d4bf1187d561c790a8941b.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1884 wrote to memory of 972	1884	11a96780798a9bf8cc8618b8335164a6c5f6f324f8d4bf1187d561c790a8941b.exe	93
PID 1884 wrote to memory of 972	1884	11a96780798a9bf8cc8618b8335164a6c5f6f324f8d4bf1187d561c790a8941b.exe	93
PID 1884 wrote to memory of 972	1884	11a96780798a9bf8cc8618b8335164a6c5f6f324f8d4bf1187d561c790a8941b.exe	93
PID 1884 wrote to memory of 972	1884	11a96780798a9bf8cc8618b8335164a6c5f6f324f8d4bf1187d561c790a8941b.exe	93
PID 972 wrote to memory of 3448	972	winver.exe	56
PID 1884 wrote to memory of 3448	1884	11a96780798a9bf8cc8618b8335164a6c5f6f324f8d4bf1187d561c790a8941b.exe	56
PID 1884 wrote to memory of 2540	1884	11a96780798a9bf8cc8618b8335164a6c5f6f324f8d4bf1187d561c790a8941b.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2540

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3448
- C:\Users\Admin\AppData\Local\Temp\11a96780798a9bf8cc8618b8335164a6c5f6f324f8d4bf1187d561c790a8941b.exe
  "C:\Users\Admin\AppData\Local\Temp\11a96780798a9bf8cc8618b8335164a6c5f6f324f8d4bf1187d561c790a8941b.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:1884
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:972
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 972 -s 308
      4⤵
      Program crash
      PID:2244
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1884 -s 1012
    3⤵
    - Program crash
    PID:1920

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:1628

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 176 -p 972 -ip 972
1⤵
PID:4788

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 1884 -ip 1884
1⤵
PID:3112

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/1884-15-0x0000000005AE0000-0x00000000064E0000-memory.dmp

Filesize
10.0MB

Download
memory/1884-1-0x00000000045D0000-0x0000000004C28000-memory.dmp

Filesize
6.3MB

Download
memory/1884-3-0x00000000045D0000-0x0000000004C28000-memory.dmp

Filesize
6.3MB

Download
memory/1884-4-0x0000000003E10000-0x0000000003E11000-memory.dmp

Filesize
4KB

Download
memory/1884-5-0x0000000003E10000-0x0000000003E11000-memory.dmp

Filesize
4KB

Download
memory/1884-6-0x0000000003E10000-0x0000000003E11000-memory.dmp

Filesize
4KB

Download
memory/1884-7-0x0000000003E10000-0x0000000003E11000-memory.dmp

Filesize
4KB

Download
memory/1884-8-0x0000000003E10000-0x0000000003E11000-memory.dmp

Filesize
4KB

Download
memory/1884-2-0x0000000003E10000-0x0000000003E11000-memory.dmp

Filesize
4KB

Download
memory/1884-24-0x00000000045D0000-0x0000000004C28000-memory.dmp

Filesize
6.3MB

Download
memory/1884-20-0x0000000005AE0000-0x00000000064E0000-memory.dmp

Filesize
10.0MB

Download
memory/1884-12-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2540-19-0x0000000000DC0000-0x0000000000DC6000-memory.dmp

Filesize
24KB

Download
memory/2540-25-0x0000000000DC0000-0x0000000000DC6000-memory.dmp

Filesize
24KB

Download
memory/3448-16-0x0000000001310000-0x0000000001316000-memory.dmp

Filesize
24KB

Download
memory/3448-11-0x00000000012D0000-0x00000000012D6000-memory.dmp

Filesize
24KB

Download
memory/3448-10-0x00000000012D0000-0x00000000012D6000-memory.dmp

Filesize
24KB

Download

Analysis

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