ec407bdbe5b6a04ebc0edde2a3ce65621df47f91799bcd950b9291a72cefeb2b

Analysis

max time kernel
86s
max time network
89s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
22/02/2023, 11:19

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General

Target
367a953e424e33e8c8e8d9b49fdbcd8c.exe
Size 1.2MB
Sample230222-net25sch4y
SHA256 ec407bdbe5b6a04ebc0edde2a3ce65621df47f91799bcd950b9291a72cefeb2b
MD5 367a953e424e33e8c8e8d9b49fdbcd8c
SHA1 b68f663e91e7847d35b19f12b66d27ac96353a26
SHA512 56ef2eed92ba078daf7f98838ca15320073d3c48aad8f577af2b1d722ec45541443e9bf3abc94ea0c8d623169d47af406824044c0fbaeba52a1c11496e8cba69
SSDEEP 24576:VLeTtjJF5HrKqr8TZMlR2Sa5LMH9CX96wMXjiIzaKGzNLnipHrx:VLYgKWM32FL+9hwMGIzaKGz1ipHrx
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

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-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation	367a953e424e33e8c8e8d9b49fdbcd8c.exe

Loads dropped DLL 2 IoCs

pid	Process
732	rundll32.exe
4908	rundll32.exe

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

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000_Classes\Local Settings	367a953e424e33e8c8e8d9b49fdbcd8c.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 5096 wrote to memory of 4772	5096	367a953e424e33e8c8e8d9b49fdbcd8c.exe	81
PID 5096 wrote to memory of 4772	5096	367a953e424e33e8c8e8d9b49fdbcd8c.exe	81
PID 5096 wrote to memory of 4772	5096	367a953e424e33e8c8e8d9b49fdbcd8c.exe	81
PID 4772 wrote to memory of 732	4772	control.exe	83
PID 4772 wrote to memory of 732	4772	control.exe	83
PID 4772 wrote to memory of 732	4772	control.exe	83
PID 732 wrote to memory of 4900	732	rundll32.exe	84
PID 732 wrote to memory of 4900	732	rundll32.exe	84
PID 4900 wrote to memory of 4908	4900	RunDll32.exe	85
PID 4900 wrote to memory of 4908	4900	RunDll32.exe	85
PID 4900 wrote to memory of 4908	4900	RunDll32.exe	85

C:\Users\Admin\AppData\Local\Temp\367a953e424e33e8c8e8d9b49fdbcd8c.exe
"C:\Users\Admin\AppData\Local\Temp\367a953e424e33e8c8e8d9b49fdbcd8c.exe"
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:5096
- C:\Windows\SysWOW64\control.exe
  "C:\Windows\System32\control.exe" "C:\Users\Admin\AppData\Local\Temp\D2LSPEC.cpL",
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4772
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\system32\rundll32.exe" Shell32.dll,Control_RunDLL "C:\Users\Admin\AppData\Local\Temp\D2LSPEC.cpL",
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:732
  - - C:\Windows\system32\RunDll32.exe
      C:\Windows\system32\RunDll32.exe Shell32.dll,Control_RunDLL "C:\Users\Admin\AppData\Local\Temp\D2LSPEC.cpL",
      4⤵
      Suspicious use of WriteProcessMemory
      PID:4900
    - - C:\Windows\SysWOW64\rundll32.exe
        
        "C:\Windows\SysWOW64\rundll32.exe" "C:\Windows\SysWOW64\shell32.dll",#44 "C:\Users\Admin\AppData\Local\Temp\D2LSPEC.cpL",
        5⤵
        Loads dropped DLL
        
        PID:4908

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

D2LSPEC.cpL

Path C:\Users\Admin\AppData\Local\Temp\D2LSPEC.cpL
Size 1008KB
SHA256 8b6bba13eed887a07eb66152404f1b903854135bd6a9e21da7c97e4934a15138
MD5 fdf1381d0acce15083e3d67fb71e719b
SHA1 b43984ab1aab27eeb437aced769dcf2054b15949
SHA512 86d649df8367ebe5b71e559fbfc0f9e510e9524bb32a92e7c69cfcffdd48ce3580bb93c22f339dd001bc7cd023c76dbe25470a5fa4495a449558b56987cfee04
SSDEEP 24576:NTfclR+uatRMBHAXj+wMLfi0fCIGzblHipg:pc3+9RSHtwMG0fCIGz9ip
MD5 SHA1 SHA512 SSDEEP

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d2LsPEC.cpl

Path C:\Users\Admin\AppData\Local\Temp\d2LsPEC.cpl
Size 1008KB
SHA256 8b6bba13eed887a07eb66152404f1b903854135bd6a9e21da7c97e4934a15138
MD5 fdf1381d0acce15083e3d67fb71e719b
SHA1 b43984ab1aab27eeb437aced769dcf2054b15949
SHA512 86d649df8367ebe5b71e559fbfc0f9e510e9524bb32a92e7c69cfcffdd48ce3580bb93c22f339dd001bc7cd023c76dbe25470a5fa4495a449558b56987cfee04
SSDEEP 24576:NTfclR+uatRMBHAXj+wMLfi0fCIGzblHipg:pc3+9RSHtwMG0fCIGz9ip
MD5 SHA1 SHA512 SSDEEP

Submit Download

d2LsPEC.cpl

Path C:\Users\Admin\AppData\Local\Temp\d2LsPEC.cpl
Size 1008KB
SHA256 8b6bba13eed887a07eb66152404f1b903854135bd6a9e21da7c97e4934a15138
MD5 fdf1381d0acce15083e3d67fb71e719b
SHA1 b43984ab1aab27eeb437aced769dcf2054b15949
SHA512 86d649df8367ebe5b71e559fbfc0f9e510e9524bb32a92e7c69cfcffdd48ce3580bb93c22f339dd001bc7cd023c76dbe25470a5fa4495a449558b56987cfee04
SSDEEP 24576:NTfclR+uatRMBHAXj+wMLfi0fCIGzblHipg:pc3+9RSHtwMG0fCIGz9ip
MD5 SHA1 SHA512 SSDEEP

Submit Download

d2LsPEC.cpl

Path C:\Users\Admin\AppData\Local\Temp\d2LsPEC.cpl
Size 1008KB
SHA256 8b6bba13eed887a07eb66152404f1b903854135bd6a9e21da7c97e4934a15138
MD5 fdf1381d0acce15083e3d67fb71e719b
SHA1 b43984ab1aab27eeb437aced769dcf2054b15949
SHA512 86d649df8367ebe5b71e559fbfc0f9e510e9524bb32a92e7c69cfcffdd48ce3580bb93c22f339dd001bc7cd023c76dbe25470a5fa4495a449558b56987cfee04
SSDEEP 24576:NTfclR+uatRMBHAXj+wMLfi0fCIGzblHipg:pc3+9RSHtwMG0fCIGz9ip
MD5 SHA1 SHA512 SSDEEP

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memory/732-144-0x0000000000400000-0x00000000004FC000-memory.dmp

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memory/732-149-0x0000000002FE0000-0x00000000030C1000-memory.dmp

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memory/732-150-0x00000000028F0000-0x00000000029BB000-memory.dmp

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memory/732-153-0x00000000028F0000-0x00000000029BB000-memory.dmp

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memory/732-154-0x00000000028F0000-0x00000000029BB000-memory.dmp

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memory/732-146-0x0000000001270000-0x0000000001276000-memory.dmp

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memory/4908-158-0x0000000000FC0000-0x0000000000FC6000-memory.dmp

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memory/4908-161-0x0000000002E10000-0x0000000002EF1000-memory.dmp

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memory/4908-162-0x0000000002F00000-0x0000000002FCB000-memory.dmp

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memory/4908-165-0x0000000002F00000-0x0000000002FCB000-memory.dmp

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memory/4908-166-0x0000000002F00000-0x0000000002FCB000-memory.dmp

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads