ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc

Analysis

max time kernel
140s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10/10/2024, 02:58

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General

Target

ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc.exe
Size

1.4MB
MD5

21ef66b35da57ca5d92b39de1c741f51
SHA1

2943ee9ad20ff5a3796cbe5ddb8f323a00edb042
SHA256

ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc
SHA512

a79e25bdaacf86edcd3df9174bd708bdfadf6eb61b13833fbc90838fd8b08ca9c7e98b603c3aa889ce426918709b68cce14c639de3e1dfe507cdd0bc08b67c13
SSDEEP

3072:iyf8n+BnNpiXN5U+M/hQuaCA3VMxDJAQO7LN:i/+BnNpCqP/hQuavirOH

Score

7^/10

discovery upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc.exe

Executes dropped EXE 6 IoCs

pid	Process
4536	winlogon.exe
3912	winlogon.exe
4580	winlogon.exe
4156	winlogon.exe
1884	winlogon.exe
2560	winlogon.exe

Suspicious use of SetThreadContext 6 IoCs

description	pid	Process	procid_target
PID 3672 set thread context of 3560	3672	ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc.exe	84
PID 4536 set thread context of 3912	4536	winlogon.exe	91
PID 3912 set thread context of 4580	3912	winlogon.exe	92
PID 3912 set thread context of 4156	3912	winlogon.exe	99
PID 3912 set thread context of 1884	3912	winlogon.exe	102
PID 3912 set thread context of 2560	3912	winlogon.exe	105

UPX packed file 10 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3560-0-0x0000000000400000-0x000000000041C000-memory.dmp	upx
behavioral2/memory/3560-3-0x0000000000400000-0x000000000041C000-memory.dmp	upx
behavioral2/memory/3560-4-0x0000000000400000-0x000000000041C000-memory.dmp	upx
behavioral2/memory/3560-14-0x0000000000400000-0x000000000041C000-memory.dmp	upx
behavioral2/memory/3912-23-0x0000000000400000-0x000000000041C000-memory.dmp	upx
behavioral2/memory/3912-20-0x0000000000400000-0x000000000041C000-memory.dmp	upx
behavioral2/memory/3912-28-0x0000000000400000-0x000000000041C000-memory.dmp	upx
behavioral2/memory/3912-34-0x0000000000400000-0x000000000041C000-memory.dmp	upx
behavioral2/memory/3912-40-0x0000000000400000-0x000000000041C000-memory.dmp	upx
behavioral2/memory/3912-45-0x0000000000400000-0x000000000041C000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 4 IoCs

pid	pid_target	Process	procid_target
1028	4580	WerFault.exe	92
5028	4156	WerFault.exe	99
3164	1884	WerFault.exe	102
2920	2560	WerFault.exe	105

System Location Discovery: System Language Discovery 1 TTPs 4 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	ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winlogon.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winlogon.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3560	ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc.exe
3912	winlogon.exe

Suspicious use of WriteProcessMemory 57 IoCs

description	pid	Process	procid_target
PID 3672 wrote to memory of 2036	3672	ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc.exe	83
PID 3672 wrote to memory of 2036	3672	ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc.exe	83
PID 3672 wrote to memory of 2036	3672	ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc.exe	83
PID 3672 wrote to memory of 3560	3672	ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc.exe	84
PID 3672 wrote to memory of 3560	3672	ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc.exe	84
PID 3672 wrote to memory of 3560	3672	ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc.exe	84
PID 3672 wrote to memory of 3560	3672	ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc.exe	84
PID 3672 wrote to memory of 3560	3672	ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc.exe	84
PID 3672 wrote to memory of 3560	3672	ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc.exe	84
PID 3672 wrote to memory of 3560	3672	ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc.exe	84
PID 3672 wrote to memory of 3560	3672	ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc.exe	84
PID 3560 wrote to memory of 4536	3560	ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc.exe	88
PID 3560 wrote to memory of 4536	3560	ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc.exe	88
PID 3560 wrote to memory of 4536	3560	ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc.exe	88
PID 4536 wrote to memory of 3144	4536	winlogon.exe	90
PID 4536 wrote to memory of 3144	4536	winlogon.exe	90
PID 4536 wrote to memory of 3144	4536	winlogon.exe	90
PID 4536 wrote to memory of 3912	4536	winlogon.exe	91
PID 4536 wrote to memory of 3912	4536	winlogon.exe	91
PID 4536 wrote to memory of 3912	4536	winlogon.exe	91
PID 4536 wrote to memory of 3912	4536	winlogon.exe	91
PID 4536 wrote to memory of 3912	4536	winlogon.exe	91
PID 4536 wrote to memory of 3912	4536	winlogon.exe	91
PID 4536 wrote to memory of 3912	4536	winlogon.exe	91
PID 4536 wrote to memory of 3912	4536	winlogon.exe	91
PID 3912 wrote to memory of 4580	3912	winlogon.exe	92
PID 3912 wrote to memory of 4580	3912	winlogon.exe	92
PID 3912 wrote to memory of 4580	3912	winlogon.exe	92
PID 3912 wrote to memory of 4580	3912	winlogon.exe	92
PID 3912 wrote to memory of 4580	3912	winlogon.exe	92
PID 3912 wrote to memory of 4580	3912	winlogon.exe	92
PID 3912 wrote to memory of 4580	3912	winlogon.exe	92
PID 3912 wrote to memory of 4580	3912	winlogon.exe	92
PID 3912 wrote to memory of 4156	3912	winlogon.exe	99
PID 3912 wrote to memory of 4156	3912	winlogon.exe	99
PID 3912 wrote to memory of 4156	3912	winlogon.exe	99
PID 3912 wrote to memory of 4156	3912	winlogon.exe	99
PID 3912 wrote to memory of 4156	3912	winlogon.exe	99
PID 3912 wrote to memory of 4156	3912	winlogon.exe	99
PID 3912 wrote to memory of 4156	3912	winlogon.exe	99
PID 3912 wrote to memory of 4156	3912	winlogon.exe	99
PID 3912 wrote to memory of 1884	3912	winlogon.exe	102
PID 3912 wrote to memory of 1884	3912	winlogon.exe	102
PID 3912 wrote to memory of 1884	3912	winlogon.exe	102
PID 3912 wrote to memory of 1884	3912	winlogon.exe	102
PID 3912 wrote to memory of 1884	3912	winlogon.exe	102
PID 3912 wrote to memory of 1884	3912	winlogon.exe	102
PID 3912 wrote to memory of 1884	3912	winlogon.exe	102
PID 3912 wrote to memory of 1884	3912	winlogon.exe	102
PID 3912 wrote to memory of 2560	3912	winlogon.exe	105
PID 3912 wrote to memory of 2560	3912	winlogon.exe	105
PID 3912 wrote to memory of 2560	3912	winlogon.exe	105
PID 3912 wrote to memory of 2560	3912	winlogon.exe	105
PID 3912 wrote to memory of 2560	3912	winlogon.exe	105
PID 3912 wrote to memory of 2560	3912	winlogon.exe	105
PID 3912 wrote to memory of 2560	3912	winlogon.exe	105
PID 3912 wrote to memory of 2560	3912	winlogon.exe	105

C:\Users\Admin\AppData\Local\Temp\ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc.exe
"C:\Users\Admin\AppData\Local\Temp\ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3672
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\\svchost.exe
  2⤵
  PID:2036
- C:\Users\Admin\AppData\Local\Temp\ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc.exe
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3560
- - C:\Users\Admin\E696D64614\winlogon.exe
    "C:\Users\Admin\E696D64614\winlogon.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4536
  - - C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\\svchost.exe
      4⤵
      PID:3144
  - - C:\Users\Admin\E696D64614\winlogon.exe
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:3912
    - - C:\Users\Admin\E696D64614\winlogon.exe
        
        "C:\Users\Admin\E696D64614\winlogon.exe"
        5⤵
        Executes dropped EXE
        
        PID:4580
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4580 -s 12
        6⤵
        Program crash
        
        PID:1028
    - - C:\Users\Admin\E696D64614\winlogon.exe
        
        "C:\Users\Admin\E696D64614\winlogon.exe"
        5⤵
        Executes dropped EXE
        
        PID:4156
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4156 -s 12
        6⤵
        Program crash
        
        PID:5028
    - - C:\Users\Admin\E696D64614\winlogon.exe
        
        "C:\Users\Admin\E696D64614\winlogon.exe"
        5⤵
        Executes dropped EXE
        
        PID:1884
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1884 -s 12
        6⤵
        Program crash
        
        PID:3164
    - - C:\Users\Admin\E696D64614\winlogon.exe
        
        "C:\Users\Admin\E696D64614\winlogon.exe"
        5⤵
        Executes dropped EXE
        
        PID:2560
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2560 -s 12
        6⤵
        Program crash
        
        PID:2920

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4580 -ip 4580
1⤵
PID:1040

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4156 -ip 4156
1⤵
PID:3988

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 1884 -ip 1884
1⤵
PID:4824

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 2560 -ip 2560
1⤵
PID:3936

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\E696D64614\winlogon.exe

Filesize
1.4MB

MD5
21ef66b35da57ca5d92b39de1c741f51

SHA1
2943ee9ad20ff5a3796cbe5ddb8f323a00edb042

SHA256
ed394bbed813e66e1222a28194b57d4c7e620c2e44e2d3177b871df4aaa075fc

SHA512
a79e25bdaacf86edcd3df9174bd708bdfadf6eb61b13833fbc90838fd8b08ca9c7e98b603c3aa889ce426918709b68cce14c639de3e1dfe507cdd0bc08b67c13

Download Submit
memory/3560-0-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3560-3-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3560-4-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3560-14-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3672-2-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3912-23-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3912-20-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3912-28-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3912-34-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3912-40-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3912-45-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/4536-25-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download