djvu | 68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf

Analysis

max time kernel
82s
max time network
120s
platform
windows10_x64
resource
win10-en-20211104
submitted
26-11-2021 14:18

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General

Target

68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
Size

695KB
MD5

0f88cd3f908f19f95f80c6216d655355
SHA1

f4bc0d1251abbd3f45b56897e5c196371064c144
SHA256

68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf
SHA512

d2dda243de6f415d43cd29c97f87065c3f29ca804c23dabe100d74a3bd4c418020bc982b13da2fce377fea71a1ea06029f254adcf065093c1034e386c8e51fb0

Score

10^/10

djvu vidar 517 discovery persistence ransomware spyware stealer suricata

Malware Config

Extracted

Family

djvu

http://tzgl.org/fhsgtsspen6/get.php

Attributes

extension
.rigj
offline_id
Z5GGASEfY71jtxU3i3E8kzvrTJmY9oiZkjcSm0t1
payload_url
http://kotob.top/dl/build2.exe

http://tzgl.org/files/1/build3.exe
ransomnote
ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-Tjb0YqckGX Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 0353gSd743d

rsa_pubkey.plain

Extracted

Family

vidar

Version

48.7

Botnet

517

https://mstdn.social/@anapa

https://mastodon.social/@mniami

Attributes

profile_id
517

Signatures

Detected Djvu ransomware 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2668-119-0x0000000002250000-0x000000000236B000-memory.dmp	family_djvu
behavioral1/memory/3808-120-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3808-121-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/3808-122-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3480-127-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/3480-132-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu

Djvu Ransomware
Ransomware which is a variant of the STOP family.
ransomware djvu
Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata

Vidar Stealer 4 IoCs

stealer

Processes:

resource	yara_rule
behavioral1/memory/1036-138-0x00000000004A140D-mapping.dmp	family_vidar
behavioral1/memory/1036-137-0x0000000000400000-0x00000000004D8000-memory.dmp	family_vidar
behavioral1/memory/1036-141-0x0000000000400000-0x00000000004D8000-memory.dmp	family_vidar
behavioral1/memory/1476-140-0x0000000004770000-0x0000000004845000-memory.dmp	family_vidar

Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

build2.exebuild2.exe

pid process

1476 build2.exe
1036 build2.exe
Loads dropped DLL 2 IoCs

Processes:

build2.exe

pid process

1036 build2.exe
1036 build2.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

icacls.exe

pid process

648 icacls.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses 2FA software files, possible credential harvesting 2 TTPs
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081

pid	process
1476	build2.exe
1036	build2.exe

pid	process
1036	build2.exe
1036	build2.exe

pid	process
648	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\29671834-2110-4492-8a2c-98b47c5e53ef\\68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe\" --AutoStart"	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

9 api.2ip.ua
25 api.2ip.ua
8 api.2ip.ua

flow	ioc
9	api.2ip.ua
25	api.2ip.ua
8	api.2ip.ua

Suspicious use of SetThreadContext 3 IoCs

Processes:

68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exebuild2.exe

description	pid	process	target process
PID 2668 set thread context of 3808	2668	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
PID 4092 set thread context of 3480	4092	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
PID 1476 set thread context of 1036	1476	build2.exe	build2.exe

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

build2.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	build2.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	build2.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

2540 timeout.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

2740 taskkill.exe

pid	process
2540	timeout.exe

pid	process
2740	taskkill.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exebuild2.exe

pid	process
3808	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
3808	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
3480	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
3480	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
1036	build2.exe
1036	build2.exe
1036	build2.exe
1036	build2.exe
1036	build2.exe
1036	build2.exe
1036	build2.exe
1036	build2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2740 taskkill.exe

description	pid	process
Token: SeDebugPrivilege	2740	taskkill.exe

Suspicious use of WriteProcessMemory 46 IoCs

Processes:

68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exebuild2.exebuild2.execmd.exe

description	pid	process	target process
PID 2668 wrote to memory of 3808	2668	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
PID 2668 wrote to memory of 3808	2668	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
PID 2668 wrote to memory of 3808	2668	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
PID 2668 wrote to memory of 3808	2668	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
PID 2668 wrote to memory of 3808	2668	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
PID 2668 wrote to memory of 3808	2668	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
PID 2668 wrote to memory of 3808	2668	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
PID 2668 wrote to memory of 3808	2668	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
PID 2668 wrote to memory of 3808	2668	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
PID 2668 wrote to memory of 3808	2668	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
PID 3808 wrote to memory of 648	3808	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	icacls.exe
PID 3808 wrote to memory of 648	3808	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	icacls.exe
PID 3808 wrote to memory of 648	3808	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	icacls.exe
PID 3808 wrote to memory of 4092	3808	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
PID 3808 wrote to memory of 4092	3808	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
PID 3808 wrote to memory of 4092	3808	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
PID 4092 wrote to memory of 3480	4092	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
PID 4092 wrote to memory of 3480	4092	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
PID 4092 wrote to memory of 3480	4092	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
PID 4092 wrote to memory of 3480	4092	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
PID 4092 wrote to memory of 3480	4092	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
PID 4092 wrote to memory of 3480	4092	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
PID 4092 wrote to memory of 3480	4092	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
PID 4092 wrote to memory of 3480	4092	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
PID 4092 wrote to memory of 3480	4092	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
PID 4092 wrote to memory of 3480	4092	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
PID 3480 wrote to memory of 1476	3480	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	build2.exe
PID 3480 wrote to memory of 1476	3480	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	build2.exe
PID 3480 wrote to memory of 1476	3480	68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe	build2.exe
PID 1476 wrote to memory of 1036	1476	build2.exe	build2.exe
PID 1476 wrote to memory of 1036	1476	build2.exe	build2.exe
PID 1476 wrote to memory of 1036	1476	build2.exe	build2.exe
PID 1476 wrote to memory of 1036	1476	build2.exe	build2.exe
PID 1476 wrote to memory of 1036	1476	build2.exe	build2.exe
PID 1476 wrote to memory of 1036	1476	build2.exe	build2.exe
PID 1476 wrote to memory of 1036	1476	build2.exe	build2.exe
PID 1476 wrote to memory of 1036	1476	build2.exe	build2.exe
PID 1036 wrote to memory of 912	1036	build2.exe	cmd.exe
PID 1036 wrote to memory of 912	1036	build2.exe	cmd.exe
PID 1036 wrote to memory of 912	1036	build2.exe	cmd.exe
PID 912 wrote to memory of 2740	912	cmd.exe	taskkill.exe
PID 912 wrote to memory of 2740	912	cmd.exe	taskkill.exe
PID 912 wrote to memory of 2740	912	cmd.exe	taskkill.exe
PID 912 wrote to memory of 2540	912	cmd.exe	timeout.exe
PID 912 wrote to memory of 2540	912	cmd.exe	timeout.exe
PID 912 wrote to memory of 2540	912	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
"C:\Users\Admin\AppData\Local\Temp\68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2668
- C:\Users\Admin\AppData\Local\Temp\68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
  "C:\Users\Admin\AppData\Local\Temp\68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe"
  2⤵
  - Adds Run key to start application
  - Modifies system certificate store
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3808
- - C:\Windows\SysWOW64\icacls.exe
    icacls "C:\Users\Admin\AppData\Local\29671834-2110-4492-8a2c-98b47c5e53ef" /deny *S-1-1-0:(OI)(CI)(DE,DC)
    3⤵
    - Modifies file permissions
    PID:648
- - C:\Users\Admin\AppData\Local\Temp\68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
    "C:\Users\Admin\AppData\Local\Temp\68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe" --Admin IsNotAutoStart IsNotTask
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:4092
  - - C:\Users\Admin\AppData\Local\Temp\68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe
      "C:\Users\Admin\AppData\Local\Temp\68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe" --Admin IsNotAutoStart IsNotTask
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:3480
    - - C:\Users\Admin\AppData\Local\eb5c0156-1372-4fe2-be78-0cdb21866ee3\build2.exe
        
        "C:\Users\Admin\AppData\Local\eb5c0156-1372-4fe2-be78-0cdb21866ee3\build2.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:1476
      - C:\Users\Admin\AppData\Local\eb5c0156-1372-4fe2-be78-0cdb21866ee3\build2.exe
        
        "C:\Users\Admin\AppData\Local\eb5c0156-1372-4fe2-be78-0cdb21866ee3\build2.exe"
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        Checks processor information in registry
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:1036
        
        C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /c taskkill /im build2.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\eb5c0156-1372-4fe2-be78-0cdb21866ee3\build2.exe" & del C:\ProgramData\*.dll & exit
        7⤵
        Suspicious use of WriteProcessMemory
        
        PID:912
        
        C:\Windows\SysWOW64\taskkill.exe
        
        taskkill /im build2.exe /f
        8⤵
        Kills process with taskkill
        Suspicious use of AdjustPrivilegeToken
        
        PID:2740
        
        C:\Windows\SysWOW64\timeout.exe
        
        timeout /t 6
        8⤵
        Delays execution with timeout.exe
        
        PID:2540

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

File and Directory Permissions Modification

T1222

Install Root Certificate

T1130

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\freebl3.dll

MD5
ef2834ac4ee7d6724f255beaf527e635

SHA1
5be8c1e73a21b49f353c2ecfa4108e43a883cb7b

SHA256
a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba

SHA512
c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2

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C:\ProgramData\mozglue.dll

MD5
8f73c08a9660691143661bf7332c3c27

SHA1
37fa65dd737c50fda710fdbde89e51374d0c204a

SHA256
3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

SHA512
0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

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C:\ProgramData\msvcp140.dll

MD5
109f0f02fd37c84bfc7508d4227d7ed5

SHA1
ef7420141bb15ac334d3964082361a460bfdb975

SHA256
334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

SHA512
46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

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C:\ProgramData\nss3.dll

MD5
bfac4e3c5908856ba17d41edcd455a51

SHA1
8eec7e888767aa9e4cca8ff246eb2aacb9170428

SHA256
e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

SHA512
2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

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C:\ProgramData\softokn3.dll

MD5
a2ee53de9167bf0d6c019303b7ca84e5

SHA1
2a3c737fa1157e8483815e98b666408a18c0db42

SHA256
43536adef2ddcc811c28d35fa6ce3031029a2424ad393989db36169ff2995083

SHA512
45b56432244f86321fa88fbcca6a0d2a2f7f4e0648c1d7d7b1866adc9daa5eddd9f6bb73662149f279c9ab60930dad1113c8337cb5e6ec9eed5048322f65f7d8

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C:\ProgramData\vcruntime140.dll

MD5
7587bf9cb4147022cd5681b015183046

SHA1
f2106306a8f6f0da5afb7fc765cfa0757ad5a628

SHA256
c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

SHA512
0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D

MD5
f38465988ba273bb822b84568d682669

SHA1
566d8520422def07cdd88475317401d28aafb381

SHA256
94f64b5a32e13b896b8cefb103757a4e4ae5d1c4df3f4ce6a8f0747e83ce5d7d

SHA512
68796c406f4cada9e11a467f4aea3d8e6555173c94a125b93e06219139b983c813f94d6da98b0849e01e26255ef16d10274d9e67aaca3aaa77e35b6ac64a52a4

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E

MD5
bb5b6bfd10c107593232ff1254853e03

SHA1
0a8a2aa6efec37e8b425a91c90f27d9de1b125e9

SHA256
6783b1f10f27824de2708f3eec3d1d0e080ce94457b256afd8f6ce1409e6e8ba

SHA512
48973f31f7fcd5795fdfefb63fb5e6b41a375dc57b57052f632f6a8fecf47ae6ba90fafb0946a28b7b631c40095c1b8ad62cef20ce8a2111af5a750425519bf4

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D

MD5
1ffd5fbbb36174079a225348bdb7a667

SHA1
c5f8c53b6e4bdd8baf543c65d655e5b82616b673

SHA256
897d3f393d106d39262fe381ecd01be924b6780295f376943320cc361f9fee43

SHA512
16b0b11cb69e184945626e828f8730f0fde69f52f9d7a3073ca956eddd7d1e1affb7d1e05a1cb2ef0c75c48b544a4229365eb6e0ee41f49a3a114e94283e1894

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E

MD5
f03cfd1914a46ae6a70a53a8810863eb

SHA1
2d83f9562a483b6cf805e40adc77f04c9473ec15

SHA256
83e81529d7eed78e9d024bfeb5a7ed42aba43fdd8e096ea410078e63f423950c

SHA512
3e02b1c233b53fcbe97029069541a08dafba0f3314ab31e0b6f0fd3c01178199f617547e0c1b26b01f88a4b1da9bddeb1152b829aa705527f512cd1ccd387f50

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C:\Users\Admin\AppData\Local\29671834-2110-4492-8a2c-98b47c5e53ef\68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf.exe

MD5
0f88cd3f908f19f95f80c6216d655355

SHA1
f4bc0d1251abbd3f45b56897e5c196371064c144

SHA256
68d490a7108bac63ee6e80c32c18f5ae52f104f1ddab45c0f8be44f5cf95c0cf

SHA512
d2dda243de6f415d43cd29c97f87065c3f29ca804c23dabe100d74a3bd4c418020bc982b13da2fce377fea71a1ea06029f254adcf065093c1034e386c8e51fb0

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C:\Users\Admin\AppData\Local\eb5c0156-1372-4fe2-be78-0cdb21866ee3\build2.exe

MD5
bc8eaaafd8feb26a72f74dcdb99c7865

SHA1
818aa87338d4df601db15f976b70b016e2e23d06

SHA256
9d4f3c4a7bce15559a9501b2c7d2ecf8f005a1b325dd407dff8054ed0e3e9b17

SHA512
c49c05d3663529b949863cb714d3cbfe7869551e4a6b57dc5281c7ba569fe1c90481a135fb689edf8bd7121b48fd78eb9efe2a0d8960023d161ec0f47f5bfcad

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C:\Users\Admin\AppData\Local\eb5c0156-1372-4fe2-be78-0cdb21866ee3\build2.exe

MD5
bc8eaaafd8feb26a72f74dcdb99c7865

SHA1
818aa87338d4df601db15f976b70b016e2e23d06

SHA256
9d4f3c4a7bce15559a9501b2c7d2ecf8f005a1b325dd407dff8054ed0e3e9b17

SHA512
c49c05d3663529b949863cb714d3cbfe7869551e4a6b57dc5281c7ba569fe1c90481a135fb689edf8bd7121b48fd78eb9efe2a0d8960023d161ec0f47f5bfcad

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C:\Users\Admin\AppData\Local\eb5c0156-1372-4fe2-be78-0cdb21866ee3\build2.exe

MD5
bc8eaaafd8feb26a72f74dcdb99c7865

SHA1
818aa87338d4df601db15f976b70b016e2e23d06

SHA256
9d4f3c4a7bce15559a9501b2c7d2ecf8f005a1b325dd407dff8054ed0e3e9b17

SHA512
c49c05d3663529b949863cb714d3cbfe7869551e4a6b57dc5281c7ba569fe1c90481a135fb689edf8bd7121b48fd78eb9efe2a0d8960023d161ec0f47f5bfcad

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\ProgramData\mozglue.dll

MD5
8f73c08a9660691143661bf7332c3c27

SHA1
37fa65dd737c50fda710fdbde89e51374d0c204a

SHA256
3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

SHA512
0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

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\ProgramData\nss3.dll

MD5
bfac4e3c5908856ba17d41edcd455a51

SHA1
8eec7e888767aa9e4cca8ff246eb2aacb9170428

SHA256
e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

SHA512
2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

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memory/648-123-0x0000000000000000-mapping.dmp

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memory/912-144-0x0000000000000000-mapping.dmp

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memory/1036-137-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

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memory/1036-141-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/1036-138-0x00000000004A140D-mapping.dmp

Download
memory/1476-136-0x0000000002DE9000-0x0000000002E65000-memory.dmp

Filesize
496KB

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memory/1476-140-0x0000000004770000-0x0000000004845000-memory.dmp

Filesize
852KB

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memory/1476-133-0x0000000000000000-mapping.dmp

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memory/2540-146-0x0000000000000000-mapping.dmp

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memory/2668-119-0x0000000002250000-0x000000000236B000-memory.dmp

Filesize
1.1MB

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memory/2668-118-0x00000000021B0000-0x0000000002241000-memory.dmp

Filesize
580KB

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memory/2740-145-0x0000000000000000-mapping.dmp

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memory/3480-127-0x0000000000424141-mapping.dmp

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memory/3480-132-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/3808-122-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3808-121-0x0000000000424141-mapping.dmp

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memory/3808-120-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/4092-125-0x0000000000000000-mapping.dmp

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