7c945a225775fa9bb7354089ce1f38b7e354a0bff2a49c0bebf3037fe929d5be

General

Target

7c945a225775fa9bb7354089ce1f38b7e354a0bff2a49c0bebf3037fe929d5be.exe
Size

610KB
MD5

9b857739fde4bfac1c19fa9a6f41b891
SHA1

bbee7f724b3696f0e5d5581df979f25dc75317c4
SHA256

7c945a225775fa9bb7354089ce1f38b7e354a0bff2a49c0bebf3037fe929d5be
SHA512

9b4d944717ff7257af07e2fd8d2c02f43056fe1a30bb448d7bb6e4e4b9a0c8c7370779c887525e2fd67af6b40a40554f2f49cfbb2dfcbf03eca73079774c1562
SSDEEP

12288:lATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+c:PT+KjUdQqboyyWoK1NGqzuhT

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
4284	3484	WerFault.exe	93
3584	1448	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	7c945a225775fa9bb7354089ce1f38b7e354a0bff2a49c0bebf3037fe929d5be.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
1448	7c945a225775fa9bb7354089ce1f38b7e354a0bff2a49c0bebf3037fe929d5be.exe
1448	7c945a225775fa9bb7354089ce1f38b7e354a0bff2a49c0bebf3037fe929d5be.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3444	Explorer.EXE
Token: SeCreatePagefilePrivilege	3444	Explorer.EXE
Token: SeShutdownPrivilege	3444	Explorer.EXE
Token: SeCreatePagefilePrivilege	3444	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3484	winver.exe
1448	7c945a225775fa9bb7354089ce1f38b7e354a0bff2a49c0bebf3037fe929d5be.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1448 wrote to memory of 3484	1448	7c945a225775fa9bb7354089ce1f38b7e354a0bff2a49c0bebf3037fe929d5be.exe	93
PID 1448 wrote to memory of 3484	1448	7c945a225775fa9bb7354089ce1f38b7e354a0bff2a49c0bebf3037fe929d5be.exe	93
PID 1448 wrote to memory of 3484	1448	7c945a225775fa9bb7354089ce1f38b7e354a0bff2a49c0bebf3037fe929d5be.exe	93
PID 1448 wrote to memory of 3484	1448	7c945a225775fa9bb7354089ce1f38b7e354a0bff2a49c0bebf3037fe929d5be.exe	93
PID 3484 wrote to memory of 3444	3484	winver.exe	56
PID 1448 wrote to memory of 3444	1448	7c945a225775fa9bb7354089ce1f38b7e354a0bff2a49c0bebf3037fe929d5be.exe	56
PID 1448 wrote to memory of 2940	1448	7c945a225775fa9bb7354089ce1f38b7e354a0bff2a49c0bebf3037fe929d5be.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2940

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3444
- C:\Users\Admin\AppData\Local\Temp\7c945a225775fa9bb7354089ce1f38b7e354a0bff2a49c0bebf3037fe929d5be.exe
  "C:\Users\Admin\AppData\Local\Temp\7c945a225775fa9bb7354089ce1f38b7e354a0bff2a49c0bebf3037fe929d5be.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:1448
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:3484
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3484 -s 300
      4⤵
      Program crash
      PID:4284
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1448 -s 928
    3⤵
    - Program crash
    PID:3584

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:3052

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3484 -ip 3484
1⤵
PID:2252

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1448 -ip 1448
1⤵
PID:3696

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/1448-1-0x00000000045D0000-0x0000000004C28000-memory.dmp

Filesize
6.3MB

Download
memory/1448-2-0x0000000003D80000-0x0000000003D81000-memory.dmp

Filesize
4KB

Download
memory/1448-3-0x00000000045D0000-0x0000000004C28000-memory.dmp

Filesize
6.3MB

Download
memory/1448-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1448-10-0x0000000005AE0000-0x00000000064E0000-memory.dmp

Filesize
10.0MB

Download
memory/1448-15-0x0000000005AE0000-0x00000000064E0000-memory.dmp

Filesize
10.0MB

Download
memory/1448-19-0x00000000045D0000-0x0000000004C28000-memory.dmp

Filesize
6.3MB

Download
memory/2940-14-0x0000000000E40000-0x0000000000E46000-memory.dmp

Filesize
24KB

Download
memory/2940-20-0x0000000000E40000-0x0000000000E46000-memory.dmp

Filesize
24KB

Download
memory/3444-5-0x0000000000360000-0x0000000000366000-memory.dmp

Filesize
24KB

Download
memory/3444-6-0x0000000000360000-0x0000000000366000-memory.dmp

Filesize
24KB

Download
memory/3444-11-0x00000000003A0000-0x00000000003A6000-memory.dmp

Filesize
24KB

Download

Analysis

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