c269bec5b482b16af49855494d94a493547cb73fbcee3cbd91a03853ba783422

General

Target

c269bec5b482b16af49855494d94a493547cb73fbcee3cbd91a03853ba783422.exe
Size

610KB
MD5

f8d9f7c6b5ec94606fd0e3b928c080f6
SHA1

bc4f84775b0ab170fec926381e6b221314aaa760
SHA256

c269bec5b482b16af49855494d94a493547cb73fbcee3cbd91a03853ba783422
SHA512

608b8aa8388ad9ecdefe0db2abc5748fb49b2d6672e3ab88d542f3b21edc24408a7cc15751110516a045f34f8af5707a13e4eb82fe38339599ecb7acf3ba19e9
SSDEEP

12288:xATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+c:TT+KjUdQqboyyWoK1NGqzuhz

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
3628	4748	WerFault.exe	95
3976	4456	WerFault.exe	83

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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c269bec5b482b16af49855494d94a493547cb73fbcee3cbd91a03853ba783422.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
4456	c269bec5b482b16af49855494d94a493547cb73fbcee3cbd91a03853ba783422.exe
4456	c269bec5b482b16af49855494d94a493547cb73fbcee3cbd91a03853ba783422.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3436	Explorer.EXE
Token: SeCreatePagefilePrivilege	3436	Explorer.EXE
Token: SeShutdownPrivilege	3436	Explorer.EXE
Token: SeCreatePagefilePrivilege	3436	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4748	winver.exe
4456	c269bec5b482b16af49855494d94a493547cb73fbcee3cbd91a03853ba783422.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4456 wrote to memory of 4748	4456	c269bec5b482b16af49855494d94a493547cb73fbcee3cbd91a03853ba783422.exe	95
PID 4456 wrote to memory of 4748	4456	c269bec5b482b16af49855494d94a493547cb73fbcee3cbd91a03853ba783422.exe	95
PID 4456 wrote to memory of 4748	4456	c269bec5b482b16af49855494d94a493547cb73fbcee3cbd91a03853ba783422.exe	95
PID 4456 wrote to memory of 4748	4456	c269bec5b482b16af49855494d94a493547cb73fbcee3cbd91a03853ba783422.exe	95
PID 4748 wrote to memory of 3436	4748	winver.exe	56
PID 4456 wrote to memory of 3436	4456	c269bec5b482b16af49855494d94a493547cb73fbcee3cbd91a03853ba783422.exe	56
PID 4456 wrote to memory of 2556	4456	c269bec5b482b16af49855494d94a493547cb73fbcee3cbd91a03853ba783422.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2556

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3436
- C:\Users\Admin\AppData\Local\Temp\c269bec5b482b16af49855494d94a493547cb73fbcee3cbd91a03853ba783422.exe
  "C:\Users\Admin\AppData\Local\Temp\c269bec5b482b16af49855494d94a493547cb73fbcee3cbd91a03853ba783422.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4456
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4748
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4748 -s 300
      4⤵
      Program crash
      PID:3628
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4456 -s 856
    3⤵
    - Program crash
    PID:3976

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:1504

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4748 -ip 4748
1⤵
PID:3404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4456 -ip 4456
1⤵
PID:4176

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/2556-13-0x0000000000CD0000-0x0000000000CD6000-memory.dmp

Filesize
24KB

Download
memory/2556-19-0x0000000000CD0000-0x0000000000CD6000-memory.dmp

Filesize
24KB

Download
memory/3436-4-0x0000000000350000-0x0000000000356000-memory.dmp

Filesize
24KB

Download
memory/3436-5-0x0000000000350000-0x0000000000356000-memory.dmp

Filesize
24KB

Download
memory/3436-10-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/4456-1-0x00000000046F0000-0x0000000004D48000-memory.dmp

Filesize
6.3MB

Download
memory/4456-2-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/4456-6-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4456-11-0x0000000005B00000-0x0000000006500000-memory.dmp

Filesize
10.0MB

Download
memory/4456-15-0x0000000005B00000-0x0000000006500000-memory.dmp

Filesize
10.0MB

Download
memory/4456-18-0x00000000046F0000-0x0000000004D48000-memory.dmp

Filesize
6.3MB

Download

Analysis

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