f41e0bebaac53635691f321b48de45e72976310ad78a59f9a8e3448af9a8af2c

General

Target

f41e0bebaac53635691f321b48de45e72976310ad78a59f9a8e3448af9a8af2c.exe
Size

54KB
MD5

9810c295a3ce6090afb6eb6ef568de35
SHA1

ada7d134d7c98a40952f7d118ea5d303fad9c9a3
SHA256

f41e0bebaac53635691f321b48de45e72976310ad78a59f9a8e3448af9a8af2c
SHA512

091ecd5fb695f52f09a5c7ab3b8ef39213cb3f0447101a97e4f877a35cbc5ad54317cf943a73466f2ceaf810ff537321e22d8d662d11211ee55c69ea70ef9bb8
SSDEEP

768:B3CCRtWM5usSRJDTlLTOpJiqRZNoCRtxihG1gfFNsHWP4jBy:55tPusSRJDTlLTOpJiaDjts4gfFi2+A

Score

5^/10

discovery

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3676 set thread context of 4804	3676	f41e0bebaac53635691f321b48de45e72976310ad78a59f9a8e3448af9a8af2c.exe	83

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4540	4416	WerFault.exe	84

System Location Discovery: System Language Discovery 1 TTPs 3 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	f41e0bebaac53635691f321b48de45e72976310ad78a59f9a8e3448af9a8af2c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f41e0bebaac53635691f321b48de45e72976310ad78a59f9a8e3448af9a8af2c.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4416	winver.exe
4416	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3456	Explorer.EXE
Token: SeCreatePagefilePrivilege	3456	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4416	winver.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3676	f41e0bebaac53635691f321b48de45e72976310ad78a59f9a8e3448af9a8af2c.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3676 wrote to memory of 4804	3676	f41e0bebaac53635691f321b48de45e72976310ad78a59f9a8e3448af9a8af2c.exe	83
PID 3676 wrote to memory of 4804	3676	f41e0bebaac53635691f321b48de45e72976310ad78a59f9a8e3448af9a8af2c.exe	83
PID 3676 wrote to memory of 4804	3676	f41e0bebaac53635691f321b48de45e72976310ad78a59f9a8e3448af9a8af2c.exe	83
PID 3676 wrote to memory of 4804	3676	f41e0bebaac53635691f321b48de45e72976310ad78a59f9a8e3448af9a8af2c.exe	83
PID 3676 wrote to memory of 4804	3676	f41e0bebaac53635691f321b48de45e72976310ad78a59f9a8e3448af9a8af2c.exe	83
PID 3676 wrote to memory of 4804	3676	f41e0bebaac53635691f321b48de45e72976310ad78a59f9a8e3448af9a8af2c.exe	83
PID 4804 wrote to memory of 4416	4804	f41e0bebaac53635691f321b48de45e72976310ad78a59f9a8e3448af9a8af2c.exe	84
PID 4804 wrote to memory of 4416	4804	f41e0bebaac53635691f321b48de45e72976310ad78a59f9a8e3448af9a8af2c.exe	84
PID 4804 wrote to memory of 4416	4804	f41e0bebaac53635691f321b48de45e72976310ad78a59f9a8e3448af9a8af2c.exe	84
PID 4804 wrote to memory of 4416	4804	f41e0bebaac53635691f321b48de45e72976310ad78a59f9a8e3448af9a8af2c.exe	84
PID 4416 wrote to memory of 3456	4416	winver.exe	56
PID 4416 wrote to memory of 2712	4416	winver.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2712

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3456
- C:\Users\Admin\AppData\Local\Temp\f41e0bebaac53635691f321b48de45e72976310ad78a59f9a8e3448af9a8af2c.exe
  "C:\Users\Admin\AppData\Local\Temp\f41e0bebaac53635691f321b48de45e72976310ad78a59f9a8e3448af9a8af2c.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3676
- - C:\Users\Admin\AppData\Local\Temp\f41e0bebaac53635691f321b48de45e72976310ad78a59f9a8e3448af9a8af2c.exe
    "C:\Users\Admin\AppData\Local\Temp\f41e0bebaac53635691f321b48de45e72976310ad78a59f9a8e3448af9a8af2c.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4804
  - - C:\Windows\SysWOW64\winver.exe
      winver
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of FindShellTrayWindow
      Suspicious use of WriteProcessMemory
      PID:4416
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4416 -s 388
        5⤵
        Program crash
        
        PID:4540

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4416 -ip 4416
1⤵
PID:4828

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/2712-14-0x0000000000DB0000-0x0000000000DB6000-memory.dmp

Filesize
24KB

Download
memory/2712-15-0x0000000000DB0000-0x0000000000DB6000-memory.dmp

Filesize
24KB

Download
memory/2712-18-0x00007FFBA8310000-0x00007FFBA8311000-memory.dmp

Filesize
4KB

Download
memory/3456-3-0x0000000002F60000-0x0000000002F66000-memory.dmp

Filesize
24KB

Download
memory/3456-11-0x00007FFBA818D000-0x00007FFBA818E000-memory.dmp

Filesize
4KB

Download
memory/3456-9-0x0000000002F60000-0x0000000002F66000-memory.dmp

Filesize
24KB

Download
memory/4416-4-0x0000000001370000-0x0000000001376000-memory.dmp

Filesize
24KB

Download
memory/4416-10-0x0000000076F02000-0x0000000076F03000-memory.dmp

Filesize
4KB

Download
memory/4416-8-0x0000000000600000-0x0000000000612000-memory.dmp

Filesize
72KB

Download
memory/4416-7-0x0000000000601000-0x0000000000602000-memory.dmp

Filesize
4KB

Download
memory/4416-16-0x0000000001370000-0x0000000001376000-memory.dmp

Filesize
24KB

Download
memory/4804-2-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download

Analysis

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