djvu | eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a

Analysis

max time kernel
145s
max time network
147s
platform
windows10_x64
resource
win10-en-20211014
submitted
02-12-2021 14:03

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General

Target

eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
Size

792KB
MD5

ff6ee5571667923c4b3368efb8c4b852
SHA1

da75dba1b10f8e300a551ff4811e3761747f9224
SHA256

eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a
SHA512

8d6a65a01133a0ec63d29b22332a405b69a982674eeb94c828a828d18094136ef8c0b23753683b3080b7319adb4adc2c230c6d54f83ae37331b210ce6ed451f1

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
.moia
offline_id
K3PMMX2aWwpnYby88Dzg7tmaIW7Tv0HMWvSyr7t1
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-rIyEiK9ekc 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: 0355gSd743d

rsa_pubkey.plain

Extracted

Family

vidar

Version

48.9

Botnet

517

https://qoto.org/@mniami

https://noc.social/@menaomi

Attributes

profile_id
517

Signatures

Detected Djvu ransomware 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/4220-116-0x0000000004B20000-0x0000000004C3B000-memory.dmp	family_djvu
behavioral1/memory/496-118-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/496-117-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/496-119-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4352-124-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/4352-129-0x0000000000400000-0x0000000000537000-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/4424-134-0x00000000004A51CD-mapping.dmp	family_vidar
behavioral1/memory/4424-133-0x0000000000400000-0x00000000004DC000-memory.dmp	family_vidar
behavioral1/memory/4576-137-0x00000000048E0000-0x00000000049B9000-memory.dmp	family_vidar
behavioral1/memory/4424-138-0x0000000000400000-0x00000000004DC000-memory.dmp	family_vidar

Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

build2.exebuild2.exe

pid process

4576 build2.exe
4424 build2.exe
Loads dropped DLL 2 IoCs

Processes:

build2.exe

pid process

4424 build2.exe
4424 build2.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

icacls.exe

pid process

3800 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
4576	build2.exe
4424	build2.exe

pid	process
4424	build2.exe
4424	build2.exe

pid	process
3800	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\85609dbd-400b-431f-9e61-f6aa1e4cc621\\eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe\" --AutoStart"	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.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

16 api.2ip.ua
10 api.2ip.ua
11 api.2ip.ua

flow	ioc
16	api.2ip.ua
10	api.2ip.ua
11	api.2ip.ua

Suspicious use of SetThreadContext 3 IoCs

Processes:

eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exeeaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exebuild2.exe

description	pid	process	target process
PID 4220 set thread context of 496	4220	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
PID 1600 set thread context of 4352	1600	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
PID 4576 set thread context of 4424	4576	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

3760 timeout.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

2760 taskkill.exe

pid	process
3760	timeout.exe

pid	process
2760	taskkill.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exeeaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exebuild2.exe

pid	process
496	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
496	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
4352	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
4352	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
4424	build2.exe
4424	build2.exe
4424	build2.exe
4424	build2.exe
4424	build2.exe
4424	build2.exe
4424	build2.exe
4424	build2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2760 taskkill.exe

description	pid	process
Token: SeDebugPrivilege	2760	taskkill.exe

Suspicious use of WriteProcessMemory 46 IoCs

Processes:

eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exeeaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exeeaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exeeaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exebuild2.exebuild2.execmd.exe

description	pid	process	target process
PID 4220 wrote to memory of 496	4220	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
PID 4220 wrote to memory of 496	4220	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
PID 4220 wrote to memory of 496	4220	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
PID 4220 wrote to memory of 496	4220	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
PID 4220 wrote to memory of 496	4220	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
PID 4220 wrote to memory of 496	4220	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
PID 4220 wrote to memory of 496	4220	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
PID 4220 wrote to memory of 496	4220	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
PID 4220 wrote to memory of 496	4220	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
PID 4220 wrote to memory of 496	4220	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
PID 496 wrote to memory of 3800	496	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	icacls.exe
PID 496 wrote to memory of 3800	496	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	icacls.exe
PID 496 wrote to memory of 3800	496	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	icacls.exe
PID 496 wrote to memory of 1600	496	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
PID 496 wrote to memory of 1600	496	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
PID 496 wrote to memory of 1600	496	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
PID 1600 wrote to memory of 4352	1600	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
PID 1600 wrote to memory of 4352	1600	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
PID 1600 wrote to memory of 4352	1600	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
PID 1600 wrote to memory of 4352	1600	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
PID 1600 wrote to memory of 4352	1600	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
PID 1600 wrote to memory of 4352	1600	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
PID 1600 wrote to memory of 4352	1600	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
PID 1600 wrote to memory of 4352	1600	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
PID 1600 wrote to memory of 4352	1600	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
PID 1600 wrote to memory of 4352	1600	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
PID 4352 wrote to memory of 4576	4352	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	build2.exe
PID 4352 wrote to memory of 4576	4352	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	build2.exe
PID 4352 wrote to memory of 4576	4352	eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe	build2.exe
PID 4576 wrote to memory of 4424	4576	build2.exe	build2.exe
PID 4576 wrote to memory of 4424	4576	build2.exe	build2.exe
PID 4576 wrote to memory of 4424	4576	build2.exe	build2.exe
PID 4576 wrote to memory of 4424	4576	build2.exe	build2.exe
PID 4576 wrote to memory of 4424	4576	build2.exe	build2.exe
PID 4576 wrote to memory of 4424	4576	build2.exe	build2.exe
PID 4576 wrote to memory of 4424	4576	build2.exe	build2.exe
PID 4576 wrote to memory of 4424	4576	build2.exe	build2.exe
PID 4424 wrote to memory of 2324	4424	build2.exe	cmd.exe
PID 4424 wrote to memory of 2324	4424	build2.exe	cmd.exe
PID 4424 wrote to memory of 2324	4424	build2.exe	cmd.exe
PID 2324 wrote to memory of 2760	2324	cmd.exe	taskkill.exe
PID 2324 wrote to memory of 2760	2324	cmd.exe	taskkill.exe
PID 2324 wrote to memory of 2760	2324	cmd.exe	taskkill.exe
PID 2324 wrote to memory of 3760	2324	cmd.exe	timeout.exe
PID 2324 wrote to memory of 3760	2324	cmd.exe	timeout.exe
PID 2324 wrote to memory of 3760	2324	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
"C:\Users\Admin\AppData\Local\Temp\eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4220
- C:\Users\Admin\AppData\Local\Temp\eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
  "C:\Users\Admin\AppData\Local\Temp\eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe"
  2⤵
  - Adds Run key to start application
  - Modifies system certificate store
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:496
- - C:\Windows\SysWOW64\icacls.exe
    icacls "C:\Users\Admin\AppData\Local\85609dbd-400b-431f-9e61-f6aa1e4cc621" /deny *S-1-1-0:(OI)(CI)(DE,DC)
    3⤵
    - Modifies file permissions
    PID:3800
- - C:\Users\Admin\AppData\Local\Temp\eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
    "C:\Users\Admin\AppData\Local\Temp\eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe" --Admin IsNotAutoStart IsNotTask
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:1600
  - - C:\Users\Admin\AppData\Local\Temp\eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe
      "C:\Users\Admin\AppData\Local\Temp\eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe" --Admin IsNotAutoStart IsNotTask
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:4352
    - - C:\Users\Admin\AppData\Local\a4e8dd04-667f-43e4-9f24-27d2e4523f71\build2.exe
        
        "C:\Users\Admin\AppData\Local\a4e8dd04-667f-43e4-9f24-27d2e4523f71\build2.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:4576
      - C:\Users\Admin\AppData\Local\a4e8dd04-667f-43e4-9f24-27d2e4523f71\build2.exe
        
        "C:\Users\Admin\AppData\Local\a4e8dd04-667f-43e4-9f24-27d2e4523f71\build2.exe"
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        Checks processor information in registry
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:4424
        
        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\a4e8dd04-667f-43e4-9f24-27d2e4523f71\build2.exe" & del C:\ProgramData\*.dll & exit
        7⤵
        Suspicious use of WriteProcessMemory
        
        PID:2324
        
        C:\Windows\SysWOW64\taskkill.exe
        
        taskkill /im build2.exe /f
        8⤵
        Kills process with taskkill
        Suspicious use of AdjustPrivilegeToken
        
        PID:2760
        
        C:\Windows\SysWOW64\timeout.exe
        
        timeout /t 6
        8⤵
        Delays execution with timeout.exe
        
        PID:3760

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

Replay Monitor

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Downloads

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

MD5
6a4823dd14ee6616a4ef99d2bea9a44c

SHA1
1b0952c188fce7f3a0014cb473a80a66f3c71337

SHA256
cef0b13034255ff54ac6ee3a35c93cd92fe3d80e5793c2b5e63c0a42fcc3ff98

SHA512
a41d2a3f5c827518c102487af315e1303a50578eb258f65c17591eba0bc027ee2aa0a4941c494b9b5eb89842382f60ab3fec66e15a3f77cbf03cbae6dd9974c6

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

MD5
efd1d8e8293f5bd8d688fef877221ccb

SHA1
55fd26b5c3ad5242aa08d1910c2e085d30489549

SHA256
43be67b3e85dd203dfabd04252b7b5a261b21ec846e11d760a4f07e70bf528c1

SHA512
755e7c67c4a0bc84debd21727d38dca438e7ea3ac8dc98b5f4140ae3f5de32c34aacd63c7cbfb110e1a2d3859089317a4401e07b7db5c36d2d167d9b764ec2cb

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

MD5
05e964f9378aea745744f0002920a072

SHA1
7d37b7f4f1e637511cfd2b1bfd5b6c18b1fe9134

SHA256
ebcacd2e1eaedfba07c220b2480c998b2356c422c00863b43d41ee4a66b83835

SHA512
3eb3432a0b0cde829c239fa0edb3d324eac35cbf31b3764222d90b29d52715fc8f8e38cc8e41c91a6a4855cea7b7069aff27461d07e1b01b68b7071ab960a878

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

MD5
b0c784c6b59619ffa1a36323021e2546

SHA1
952ab3d5cc60029b25ae6226a146c5c841591104

SHA256
8eb31f0e39ae04508a13090e4b3cd70efd2254676b951d6a39bce5c5c7571bc6

SHA512
79bb5ae23574e61bbb037b8b20f959ff011aafe5551e858d31171623ef3db6e64c633071a0c8d56827f4f3143bbfc572883076d64ad0287171bcbcb8b4181edc

Download Submit
C:\Users\Admin\AppData\Local\85609dbd-400b-431f-9e61-f6aa1e4cc621\eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a.exe

MD5
ff6ee5571667923c4b3368efb8c4b852

SHA1
da75dba1b10f8e300a551ff4811e3761747f9224

SHA256
eaa3ae82f9fad810ef6c109f1f2c59c85312d4212bd27e89f6fd096dd6fc325a

SHA512
8d6a65a01133a0ec63d29b22332a405b69a982674eeb94c828a828d18094136ef8c0b23753683b3080b7319adb4adc2c230c6d54f83ae37331b210ce6ed451f1

Download Submit
C:\Users\Admin\AppData\Local\a4e8dd04-667f-43e4-9f24-27d2e4523f71\build2.exe

MD5
37f77c6f8805407d31d2b2b63e853316

SHA1
2535b538d6c9337a10ac4ed80f5f7b6bceeea00a

SHA256
c19a32b2c1b56473245cb672da9d589227f52966b40c9b761765e85418052f35

SHA512
71208f96291b8d808e33202587882bbd771a5169e60ba1568051148535977475f345c3f61f1a1d4a413b4a3ed278d6167335d9ea49b7b318d6ee303ae3db4cb1

Download Submit
C:\Users\Admin\AppData\Local\a4e8dd04-667f-43e4-9f24-27d2e4523f71\build2.exe

MD5
37f77c6f8805407d31d2b2b63e853316

SHA1
2535b538d6c9337a10ac4ed80f5f7b6bceeea00a

SHA256
c19a32b2c1b56473245cb672da9d589227f52966b40c9b761765e85418052f35

SHA512
71208f96291b8d808e33202587882bbd771a5169e60ba1568051148535977475f345c3f61f1a1d4a413b4a3ed278d6167335d9ea49b7b318d6ee303ae3db4cb1

Download Submit
C:\Users\Admin\AppData\Local\a4e8dd04-667f-43e4-9f24-27d2e4523f71\build2.exe

MD5
37f77c6f8805407d31d2b2b63e853316

SHA1
2535b538d6c9337a10ac4ed80f5f7b6bceeea00a

SHA256
c19a32b2c1b56473245cb672da9d589227f52966b40c9b761765e85418052f35

SHA512
71208f96291b8d808e33202587882bbd771a5169e60ba1568051148535977475f345c3f61f1a1d4a413b4a3ed278d6167335d9ea49b7b318d6ee303ae3db4cb1

Download Submit
\ProgramData\mozglue.dll

MD5
8f73c08a9660691143661bf7332c3c27

SHA1
37fa65dd737c50fda710fdbde89e51374d0c204a

SHA256
3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

SHA512
0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

Download Submit
\ProgramData\nss3.dll

MD5
bfac4e3c5908856ba17d41edcd455a51

SHA1
8eec7e888767aa9e4cca8ff246eb2aacb9170428

SHA256
e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

SHA512
2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

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memory/496-117-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/496-118-0x0000000000424141-mapping.dmp

Download
memory/496-119-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1600-122-0x0000000000000000-mapping.dmp

Download
memory/2324-141-0x0000000000000000-mapping.dmp

Download
memory/2760-142-0x0000000000000000-mapping.dmp

Download
memory/3760-143-0x0000000000000000-mapping.dmp

Download
memory/3800-120-0x0000000000000000-mapping.dmp

Download
memory/4220-115-0x0000000004A00000-0x0000000004A91000-memory.dmp

Filesize
580KB

Download
memory/4220-116-0x0000000004B20000-0x0000000004C3B000-memory.dmp

Filesize
1.1MB

Download
memory/4352-124-0x0000000000424141-mapping.dmp

Download
memory/4352-129-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4424-133-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/4424-134-0x00000000004A51CD-mapping.dmp

Download
memory/4424-138-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/4576-130-0x0000000000000000-mapping.dmp

Download
memory/4576-137-0x00000000048E0000-0x00000000049B9000-memory.dmp

Filesize
868KB

Download
memory/4576-136-0x00000000047E0000-0x000000000485D000-memory.dmp

Filesize
500KB

Download