e0c5db4ac0ede69d9d1d116c01373a616f7846ef60f68a649235b0ad1e9b4382

General

Target

e0c5db4ac0ede69d9d1d116c01373a616f7846ef60f68a649235b0ad1e9b4382N.exe
Size

225KB
MD5

af684886681c2d0de61562426f574800
SHA1

ddf3f58ce675ae3d3aedc919bd1c61d89acf44b3
SHA256

e0c5db4ac0ede69d9d1d116c01373a616f7846ef60f68a649235b0ad1e9b4382
SHA512

3ddec662efc5b8ef313bc0ff141decbbb879b74eda78fe386f0b2b19a11c05567f5a93f7c99479ece41b93fbdd1521146869aa822c1225bde01ff7bcbb6139b6
SSDEEP

6144:RA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:RATuTAnKGwUAW3ycQqgf

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
4176	5028	WerFault.exe	93
2964	4952	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	e0c5db4ac0ede69d9d1d116c01373a616f7846ef60f68a649235b0ad1e9b4382N.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
4952	e0c5db4ac0ede69d9d1d116c01373a616f7846ef60f68a649235b0ad1e9b4382N.exe
4952	e0c5db4ac0ede69d9d1d116c01373a616f7846ef60f68a649235b0ad1e9b4382N.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3624	Explorer.EXE
Token: SeCreatePagefilePrivilege	3624	Explorer.EXE
Token: SeShutdownPrivilege	3624	Explorer.EXE
Token: SeCreatePagefilePrivilege	3624	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
5028	winver.exe
4952	e0c5db4ac0ede69d9d1d116c01373a616f7846ef60f68a649235b0ad1e9b4382N.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4952 wrote to memory of 5028	4952	e0c5db4ac0ede69d9d1d116c01373a616f7846ef60f68a649235b0ad1e9b4382N.exe	93
PID 4952 wrote to memory of 5028	4952	e0c5db4ac0ede69d9d1d116c01373a616f7846ef60f68a649235b0ad1e9b4382N.exe	93
PID 4952 wrote to memory of 5028	4952	e0c5db4ac0ede69d9d1d116c01373a616f7846ef60f68a649235b0ad1e9b4382N.exe	93
PID 4952 wrote to memory of 5028	4952	e0c5db4ac0ede69d9d1d116c01373a616f7846ef60f68a649235b0ad1e9b4382N.exe	93
PID 5028 wrote to memory of 3624	5028	winver.exe	56
PID 4952 wrote to memory of 3624	4952	e0c5db4ac0ede69d9d1d116c01373a616f7846ef60f68a649235b0ad1e9b4382N.exe	56
PID 4952 wrote to memory of 2688	4952	e0c5db4ac0ede69d9d1d116c01373a616f7846ef60f68a649235b0ad1e9b4382N.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2688

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3624
- C:\Users\Admin\AppData\Local\Temp\e0c5db4ac0ede69d9d1d116c01373a616f7846ef60f68a649235b0ad1e9b4382N.exe
  "C:\Users\Admin\AppData\Local\Temp\e0c5db4ac0ede69d9d1d116c01373a616f7846ef60f68a649235b0ad1e9b4382N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4952
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:5028
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5028 -s 300
      4⤵
      Program crash
      PID:4176
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4952 -s 856
    3⤵
    - Program crash
    PID:2964

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:2276

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 5028 -ip 5028
1⤵
PID:2608

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 4952 -ip 4952
1⤵
PID:4860

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/2688-16-0x0000000000B20000-0x0000000000B26000-memory.dmp

Filesize
24KB

Download
memory/2688-23-0x0000000000B20000-0x0000000000B26000-memory.dmp

Filesize
24KB

Download
memory/3624-14-0x0000000000D70000-0x0000000000D76000-memory.dmp

Filesize
24KB

Download
memory/3624-8-0x0000000000C90000-0x0000000000C96000-memory.dmp

Filesize
24KB

Download
memory/3624-9-0x0000000000C90000-0x0000000000C96000-memory.dmp

Filesize
24KB

Download
memory/4952-4-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/4952-5-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/4952-6-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/4952-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4952-1-0x0000000004600000-0x0000000004C58000-memory.dmp

Filesize
6.3MB

Download
memory/4952-13-0x0000000005B10000-0x0000000006510000-memory.dmp

Filesize
10.0MB

Download
memory/4952-3-0x0000000004600000-0x0000000004C58000-memory.dmp

Filesize
6.3MB

Download
memory/4952-18-0x0000000005B10000-0x0000000006510000-memory.dmp

Filesize
10.0MB

Download
memory/4952-22-0x0000000004600000-0x0000000004C58000-memory.dmp

Filesize
6.3MB

Download
memory/4952-2-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download

Analysis

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