f26fac674c56c5c23b71f95eca6c564efbede66d6e6e461dadb564b11920f403

General

Target

f26fac674c56c5c23b71f95eca6c564efbede66d6e6e461dadb564b11920f403.exe
Size

225KB
MD5

74bbe7d46cc181dbb913e92b20037978
SHA1

53f19dde5637c51430aad1ae7694b18c3168011f
SHA256

f26fac674c56c5c23b71f95eca6c564efbede66d6e6e461dadb564b11920f403
SHA512

95bd4ceaa39e71673e99599ba9ad1b835fec6a1385cef5fd7e4d3b46641fed328e2fa06df8ec3f3f93597330c6fdfc030cda1670b7a5ec07e0fbc33d99f6bad6
SSDEEP

6144:LA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:LATuTAnKGwUAW3ycQqgf

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
2924	2200	WerFault.exe	104
4764	212	WerFault.exe	82

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	f26fac674c56c5c23b71f95eca6c564efbede66d6e6e461dadb564b11920f403.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
212	f26fac674c56c5c23b71f95eca6c564efbede66d6e6e461dadb564b11920f403.exe
212	f26fac674c56c5c23b71f95eca6c564efbede66d6e6e461dadb564b11920f403.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3528	Explorer.EXE
Token: SeCreatePagefilePrivilege	3528	Explorer.EXE
Token: SeShutdownPrivilege	3528	Explorer.EXE
Token: SeCreatePagefilePrivilege	3528	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2200	winver.exe
212	f26fac674c56c5c23b71f95eca6c564efbede66d6e6e461dadb564b11920f403.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 212 wrote to memory of 2200	212	f26fac674c56c5c23b71f95eca6c564efbede66d6e6e461dadb564b11920f403.exe	104
PID 212 wrote to memory of 2200	212	f26fac674c56c5c23b71f95eca6c564efbede66d6e6e461dadb564b11920f403.exe	104
PID 212 wrote to memory of 2200	212	f26fac674c56c5c23b71f95eca6c564efbede66d6e6e461dadb564b11920f403.exe	104
PID 212 wrote to memory of 2200	212	f26fac674c56c5c23b71f95eca6c564efbede66d6e6e461dadb564b11920f403.exe	104
PID 2200 wrote to memory of 3528	2200	winver.exe	56
PID 212 wrote to memory of 3528	212	f26fac674c56c5c23b71f95eca6c564efbede66d6e6e461dadb564b11920f403.exe	56
PID 212 wrote to memory of 2820	212	f26fac674c56c5c23b71f95eca6c564efbede66d6e6e461dadb564b11920f403.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2820

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3528
- C:\Users\Admin\AppData\Local\Temp\f26fac674c56c5c23b71f95eca6c564efbede66d6e6e461dadb564b11920f403.exe
  "C:\Users\Admin\AppData\Local\Temp\f26fac674c56c5c23b71f95eca6c564efbede66d6e6e461dadb564b11920f403.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:212
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2200
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2200 -s 300
      4⤵
      Program crash
      PID:2924
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 884
    3⤵
    - Program crash
    PID:4764

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:1720

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2200 -ip 2200
1⤵
PID:3260

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 212 -ip 212
1⤵
PID:3628

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/212-19-0x0000000005C00000-0x0000000006600000-memory.dmp

Filesize
10.0MB

Download
memory/212-2-0x0000000003EC0000-0x0000000003EC1000-memory.dmp

Filesize
4KB

Download
memory/212-3-0x00000000046F0000-0x0000000004D48000-memory.dmp

Filesize
6.3MB

Download
memory/212-4-0x0000000003EC0000-0x0000000003EC1000-memory.dmp

Filesize
4KB

Download
memory/212-5-0x0000000003EC0000-0x0000000003EC1000-memory.dmp

Filesize
4KB

Download
memory/212-6-0x0000000003EC0000-0x0000000003EC1000-memory.dmp

Filesize
4KB

Download
memory/212-1-0x00000000046F0000-0x0000000004D48000-memory.dmp

Filesize
6.3MB

Download
memory/212-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/212-22-0x00000000046F0000-0x0000000004D48000-memory.dmp

Filesize
6.3MB

Download
memory/212-14-0x0000000005C00000-0x0000000006600000-memory.dmp

Filesize
10.0MB

Download
memory/2820-23-0x0000000000350000-0x0000000000356000-memory.dmp

Filesize
24KB

Download
memory/2820-17-0x0000000000350000-0x0000000000356000-memory.dmp

Filesize
24KB

Download
memory/3528-8-0x0000000000730000-0x0000000000736000-memory.dmp

Filesize
24KB

Download
memory/3528-15-0x0000000000740000-0x0000000000746000-memory.dmp

Filesize
24KB

Download
memory/3528-9-0x0000000000730000-0x0000000000736000-memory.dmp

Filesize
24KB

Download

Analysis

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