djvu | 56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960

Analysis

max time kernel
137s
max time network
136s
platform
windows10_x64
resource
win10-en-20210920
submitted
22-10-2021 16:40

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General

Target

56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
Size

864KB
MD5

fe84af5503ddbc9531a364601db5f312
SHA1

c3107b36450fa8e65256f8df5aaf7def33ad1884
SHA256

56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960
SHA512

4e4eb5efec558992f1505d77889cbef31bd3dd6db971a06194407195a486c82620d3503373d4a27e8a4adc53dc0ddc2d916ea052682a37b64114db11783b7e27

Score

10^/10

djvu vidar 517 discovery persistence ransomware spyware stealer

Malware Config

Extracted

Family

vidar

Version

41.5

Botnet

517

https://mas.to/@xeroxxx

Attributes

profile_id
517

Extracted

Family

djvu

http://rlrz.org/lancer

Signatures

Detected Djvu ransomware 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3984-116-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3984-117-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/4044-118-0x0000000000EA0000-0x0000000000FBB000-memory.dmp	family_djvu
behavioral1/memory/3984-119-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2964-125-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/2964-126-0x0000000000400000-0x0000000000537000-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

Vidar Stealer 4 IoCs

stealer

Processes:

resource	yara_rule
behavioral1/memory/1804-135-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar
behavioral1/memory/1804-136-0x00000000004A18CD-mapping.dmp	family_vidar
behavioral1/memory/864-138-0x0000000004AE0000-0x0000000004BB6000-memory.dmp	family_vidar
behavioral1/memory/1804-139-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar

Downloads MZ/PE file
Executes dropped EXE 8 IoCs

Processes:

build2.exebuild2.exebuild3.exebuild3.exemstsca.exemstsca.exemstsca.exemstsca.exe

pid process

864 build2.exe
1804 build2.exe
4236 build3.exe
4880 build3.exe
4992 mstsca.exe
4988 mstsca.exe
4204 mstsca.exe
4124 mstsca.exe
Loads dropped DLL 2 IoCs

Processes:

build2.exe

pid process

1804 build2.exe
1804 build2.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

icacls.exe

pid process

4504 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
864	build2.exe
1804	build2.exe
4236	build3.exe
4880	build3.exe
4992	mstsca.exe
4988	mstsca.exe
4204	mstsca.exe
4124	mstsca.exe

pid	process
1804	build2.exe
1804	build2.exe

pid	process
4504	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\08e7f302-a2ee-4092-94a0-14479cb10b2a\\56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe\" --AutoStart"	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.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

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

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

Suspicious use of SetThreadContext 6 IoCs

Processes:

56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exebuild2.exebuild3.exemstsca.exemstsca.exe

description	pid	process	target process
PID 4044 set thread context of 3984	4044	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
PID 4612 set thread context of 2964	4612	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
PID 864 set thread context of 1804	864	build2.exe	build2.exe
PID 4236 set thread context of 4880	4236	build3.exe	build3.exe
PID 4992 set thread context of 4988	4992	mstsca.exe	mstsca.exe
PID 4204 set thread context of 4124	4204	mstsca.exe	mstsca.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

Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exe

pid process

4936 schtasks.exe
4672 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

4140 timeout.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

2936 taskkill.exe

pid	process
4936	schtasks.exe
4672	schtasks.exe

pid	process
4140	timeout.exe

pid	process
2936	taskkill.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exebuild2.exe

pid	process
3984	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
3984	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
2964	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
2964	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
1804	build2.exe
1804	build2.exe
1804	build2.exe
1804	build2.exe
1804	build2.exe
1804	build2.exe
1804	build2.exe
1804	build2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2936 taskkill.exe

description	pid	process
Token: SeDebugPrivilege	2936	taskkill.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exebuild2.exebuild2.execmd.exebuild3.exebuild3.exemstsca.exe

description	pid	process	target process
PID 4044 wrote to memory of 3984	4044	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
PID 4044 wrote to memory of 3984	4044	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
PID 4044 wrote to memory of 3984	4044	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
PID 4044 wrote to memory of 3984	4044	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
PID 4044 wrote to memory of 3984	4044	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
PID 4044 wrote to memory of 3984	4044	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
PID 4044 wrote to memory of 3984	4044	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
PID 4044 wrote to memory of 3984	4044	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
PID 4044 wrote to memory of 3984	4044	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
PID 4044 wrote to memory of 3984	4044	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
PID 3984 wrote to memory of 4504	3984	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	icacls.exe
PID 3984 wrote to memory of 4504	3984	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	icacls.exe
PID 3984 wrote to memory of 4504	3984	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	icacls.exe
PID 3984 wrote to memory of 4612	3984	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
PID 3984 wrote to memory of 4612	3984	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
PID 3984 wrote to memory of 4612	3984	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
PID 4612 wrote to memory of 2964	4612	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
PID 4612 wrote to memory of 2964	4612	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
PID 4612 wrote to memory of 2964	4612	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
PID 4612 wrote to memory of 2964	4612	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
PID 4612 wrote to memory of 2964	4612	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
PID 4612 wrote to memory of 2964	4612	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
PID 4612 wrote to memory of 2964	4612	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
PID 4612 wrote to memory of 2964	4612	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
PID 4612 wrote to memory of 2964	4612	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
PID 4612 wrote to memory of 2964	4612	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
PID 2964 wrote to memory of 864	2964	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	build2.exe
PID 2964 wrote to memory of 864	2964	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	build2.exe
PID 2964 wrote to memory of 864	2964	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	build2.exe
PID 864 wrote to memory of 1804	864	build2.exe	build2.exe
PID 864 wrote to memory of 1804	864	build2.exe	build2.exe
PID 864 wrote to memory of 1804	864	build2.exe	build2.exe
PID 864 wrote to memory of 1804	864	build2.exe	build2.exe
PID 864 wrote to memory of 1804	864	build2.exe	build2.exe
PID 864 wrote to memory of 1804	864	build2.exe	build2.exe
PID 864 wrote to memory of 1804	864	build2.exe	build2.exe
PID 864 wrote to memory of 1804	864	build2.exe	build2.exe
PID 1804 wrote to memory of 2456	1804	build2.exe	cmd.exe
PID 1804 wrote to memory of 2456	1804	build2.exe	cmd.exe
PID 1804 wrote to memory of 2456	1804	build2.exe	cmd.exe
PID 2456 wrote to memory of 2936	2456	cmd.exe	taskkill.exe
PID 2456 wrote to memory of 2936	2456	cmd.exe	taskkill.exe
PID 2456 wrote to memory of 2936	2456	cmd.exe	taskkill.exe
PID 2456 wrote to memory of 4140	2456	cmd.exe	timeout.exe
PID 2456 wrote to memory of 4140	2456	cmd.exe	timeout.exe
PID 2456 wrote to memory of 4140	2456	cmd.exe	timeout.exe
PID 2964 wrote to memory of 4236	2964	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	build3.exe
PID 2964 wrote to memory of 4236	2964	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	build3.exe
PID 2964 wrote to memory of 4236	2964	56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe	build3.exe
PID 4236 wrote to memory of 4880	4236	build3.exe	build3.exe
PID 4236 wrote to memory of 4880	4236	build3.exe	build3.exe
PID 4236 wrote to memory of 4880	4236	build3.exe	build3.exe
PID 4236 wrote to memory of 4880	4236	build3.exe	build3.exe
PID 4236 wrote to memory of 4880	4236	build3.exe	build3.exe
PID 4236 wrote to memory of 4880	4236	build3.exe	build3.exe
PID 4236 wrote to memory of 4880	4236	build3.exe	build3.exe
PID 4236 wrote to memory of 4880	4236	build3.exe	build3.exe
PID 4236 wrote to memory of 4880	4236	build3.exe	build3.exe
PID 4880 wrote to memory of 4936	4880	build3.exe	schtasks.exe
PID 4880 wrote to memory of 4936	4880	build3.exe	schtasks.exe
PID 4880 wrote to memory of 4936	4880	build3.exe	schtasks.exe
PID 4992 wrote to memory of 4988	4992	mstsca.exe	mstsca.exe
PID 4992 wrote to memory of 4988	4992	mstsca.exe	mstsca.exe
PID 4992 wrote to memory of 4988	4992	mstsca.exe	mstsca.exe

C:\Users\Admin\AppData\Local\Temp\56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
"C:\Users\Admin\AppData\Local\Temp\56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4044
- C:\Users\Admin\AppData\Local\Temp\56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
  "C:\Users\Admin\AppData\Local\Temp\56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe"
  2⤵
  - Adds Run key to start application
  - Modifies system certificate store
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3984
- - C:\Windows\SysWOW64\icacls.exe
    icacls "C:\Users\Admin\AppData\Local\08e7f302-a2ee-4092-94a0-14479cb10b2a" /deny *S-1-1-0:(OI)(CI)(DE,DC)
    3⤵
    - Modifies file permissions
    PID:4504
- - C:\Users\Admin\AppData\Local\Temp\56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
    "C:\Users\Admin\AppData\Local\Temp\56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe" --Admin IsNotAutoStart IsNotTask
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:4612
  - - C:\Users\Admin\AppData\Local\Temp\56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe
      "C:\Users\Admin\AppData\Local\Temp\56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe" --Admin IsNotAutoStart IsNotTask
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:2964
    - - C:\Users\Admin\AppData\Local\90cc4066-0396-4d8d-bed3-442167fd84d0\build2.exe
        
        "C:\Users\Admin\AppData\Local\90cc4066-0396-4d8d-bed3-442167fd84d0\build2.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:864
      - C:\Users\Admin\AppData\Local\90cc4066-0396-4d8d-bed3-442167fd84d0\build2.exe
        
        "C:\Users\Admin\AppData\Local\90cc4066-0396-4d8d-bed3-442167fd84d0\build2.exe"
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        Checks processor information in registry
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:1804
        
        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\90cc4066-0396-4d8d-bed3-442167fd84d0\build2.exe" & del C:\ProgramData\*.dll & exit
        7⤵
        Suspicious use of WriteProcessMemory
        
        PID:2456
        
        C:\Windows\SysWOW64\taskkill.exe
        
        taskkill /im build2.exe /f
        8⤵
        Kills process with taskkill
        Suspicious use of AdjustPrivilegeToken
        
        PID:2936
        
        C:\Windows\SysWOW64\timeout.exe
        
        timeout /t 6
        8⤵
        Delays execution with timeout.exe
        
        PID:4140
    - - C:\Users\Admin\AppData\Local\90cc4066-0396-4d8d-bed3-442167fd84d0\build3.exe
        
        "C:\Users\Admin\AppData\Local\90cc4066-0396-4d8d-bed3-442167fd84d0\build3.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:4236
      - C:\Users\Admin\AppData\Local\90cc4066-0396-4d8d-bed3-442167fd84d0\build3.exe
        
        "C:\Users\Admin\AppData\Local\90cc4066-0396-4d8d-bed3-442167fd84d0\build3.exe"
        6⤵
        Executes dropped EXE
        Suspicious use of WriteProcessMemory
        
        PID:4880
        
        C:\Windows\SysWOW64\schtasks.exe
        
        /C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"
        7⤵
        Creates scheduled task(s)
        
        PID:4936

C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4992
- C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
  2⤵
  - Executes dropped EXE
  PID:4988
- - C:\Windows\SysWOW64\schtasks.exe
    /C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"
    3⤵
    - Creates scheduled task(s)
    PID:4672

C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
PID:4204
- C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
  2⤵
  - Executes dropped EXE
  PID:4124

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

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:\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
50d9d5311b74576fbbb5c9f204fdc16b

SHA1
7dd97b713e33f287440441aa3bb7966a2cb68321

SHA256
d76a71e8dfd6961d4912a23b2fd207f2a93c67523dfcda252358eafa5821b2ad

SHA512
67d02ce79bb8fd641783ba12ab5587900a03416627939084ce87f22b42ca7d50765947e2238b3c6a70a74bce3c9233b486aaa10feb57e714646e4d02c0c926c0

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

MD5
8f19b97ffda28eb06efc2181fd126b9c

SHA1
142443021d6ffaf32d3d60635d0edf540a039f2e

SHA256
49607d1b931a79642c5268292b4f16f2db7ec77b53f8abddbc0cce36ed88e3f7

SHA512
6577704c531cc07d1ae8d61dfe6d8735d29d1386038fa9e3f5580c80c30dc04570ec0160f51903d05b180c4af68f0eb8e23e2106c3bb367afd32d033aae031e6

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

MD5
ffb841f01ad2d885cb289aa7b7481799

SHA1
1d157fe2dbc6271ca79ba4c3b5e9ceb586e9afdf

SHA256
4a681adf452a3664d9a59e6473fbe77a6b57a232d253e6bde6d7a200791b5c3d

SHA512
d1cf34769305d3a57a768c17e103dc283444d69f62b6a8b726c469b1ebd2f645b111d5fe77851c6879d7410bc0e2af47bf7c41221cd7b7a7a14d200a0f1f345d

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

MD5
aa7450c7ec1a23a2970af2cb2ab40fda

SHA1
053ef40eef83d6943c32d2459a2a98e42446f491

SHA256
a2926c911e5d016094eca16cfa4702ea75d2ea2b4affc4a330aba7b6e3a043a5

SHA512
245fd8276795b7bb353f04202718ed4e5f9e77df27a9c8c6c9ac4ea0107512ce730f3be6d5e00227e780088c49ae3df676990d0457aa0fd5036f56ce3b67b38c

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C:\Users\Admin\AppData\Local\08e7f302-a2ee-4092-94a0-14479cb10b2a\56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960.exe

MD5
fe84af5503ddbc9531a364601db5f312

SHA1
c3107b36450fa8e65256f8df5aaf7def33ad1884

SHA256
56f41adb2d1e815904c55e35a03f080ada43f9d86b940af68d3b51d280a52960

SHA512
4e4eb5efec558992f1505d77889cbef31bd3dd6db971a06194407195a486c82620d3503373d4a27e8a4adc53dc0ddc2d916ea052682a37b64114db11783b7e27

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C:\Users\Admin\AppData\Local\90cc4066-0396-4d8d-bed3-442167fd84d0\build2.exe

MD5
a2ef57bbe3a8af95196a419a7962bfaa

SHA1
1a0c42723cd1e2e947f904619de7fcea5ca4a183

SHA256
4bc52cd8296fcffc22b5ca8ebf2b161260d71c8d34658f45c9c93cf6d65749e9

SHA512
ca4781632cc0fb2c53f1ae0d0b798da386514f58b6a48845197eea05da7af162405dee1d4b139e661798c29a095e50cdde9f193dea4a9c5366ee763a899ac160

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C:\Users\Admin\AppData\Local\90cc4066-0396-4d8d-bed3-442167fd84d0\build2.exe

MD5
a2ef57bbe3a8af95196a419a7962bfaa

SHA1
1a0c42723cd1e2e947f904619de7fcea5ca4a183

SHA256
4bc52cd8296fcffc22b5ca8ebf2b161260d71c8d34658f45c9c93cf6d65749e9

SHA512
ca4781632cc0fb2c53f1ae0d0b798da386514f58b6a48845197eea05da7af162405dee1d4b139e661798c29a095e50cdde9f193dea4a9c5366ee763a899ac160

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C:\Users\Admin\AppData\Local\90cc4066-0396-4d8d-bed3-442167fd84d0\build2.exe

MD5
a2ef57bbe3a8af95196a419a7962bfaa

SHA1
1a0c42723cd1e2e947f904619de7fcea5ca4a183

SHA256
4bc52cd8296fcffc22b5ca8ebf2b161260d71c8d34658f45c9c93cf6d65749e9

SHA512
ca4781632cc0fb2c53f1ae0d0b798da386514f58b6a48845197eea05da7af162405dee1d4b139e661798c29a095e50cdde9f193dea4a9c5366ee763a899ac160

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C:\Users\Admin\AppData\Local\90cc4066-0396-4d8d-bed3-442167fd84d0\build3.exe

MD5
0fea771099e342facd95a9d659548919

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

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C:\Users\Admin\AppData\Local\90cc4066-0396-4d8d-bed3-442167fd84d0\build3.exe

MD5
0fea771099e342facd95a9d659548919

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

Download Submit
C:\Users\Admin\AppData\Local\90cc4066-0396-4d8d-bed3-442167fd84d0\build3.exe

MD5
0fea771099e342facd95a9d659548919

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

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C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe

MD5
0fea771099e342facd95a9d659548919

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe

MD5
0fea771099e342facd95a9d659548919

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe

MD5
0fea771099e342facd95a9d659548919

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe

MD5
0fea771099e342facd95a9d659548919

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe

MD5
0fea771099e342facd95a9d659548919

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

Download Submit
\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/864-138-0x0000000004AE0000-0x0000000004BB6000-memory.dmp

Filesize
856KB

Download
memory/864-134-0x0000000003159000-0x00000000031D5000-memory.dmp

Filesize
496KB

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memory/864-131-0x0000000000000000-mapping.dmp

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memory/1804-136-0x00000000004A18CD-mapping.dmp

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memory/1804-135-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

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memory/1804-139-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

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memory/2456-142-0x0000000000000000-mapping.dmp

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memory/2936-143-0x0000000000000000-mapping.dmp

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memory/2964-125-0x0000000000424141-mapping.dmp

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memory/2964-126-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/3984-116-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/3984-117-0x0000000000424141-mapping.dmp

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memory/3984-119-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/4044-118-0x0000000000EA0000-0x0000000000FBB000-memory.dmp

Filesize
1.1MB

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memory/4044-115-0x0000000000E02000-0x0000000000E93000-memory.dmp

Filesize
580KB

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memory/4124-172-0x0000000000401AFA-mapping.dmp

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memory/4140-144-0x0000000000000000-mapping.dmp

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memory/4204-174-0x0000000003250000-0x00000000032FE000-memory.dmp

Filesize
696KB

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memory/4204-170-0x00000000034CE000-0x00000000034DE000-memory.dmp

Filesize
64KB

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memory/4236-153-0x0000000003250000-0x00000000032FE000-memory.dmp

Filesize
696KB

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memory/4236-145-0x0000000000000000-mapping.dmp

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memory/4236-148-0x00000000034B9000-0x00000000034C9000-memory.dmp

Filesize
64KB

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memory/4504-120-0x0000000000000000-mapping.dmp

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memory/4612-123-0x0000000000DBD000-0x0000000000E4E000-memory.dmp

Filesize
580KB

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memory/4612-122-0x0000000000000000-mapping.dmp

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memory/4672-167-0x0000000000000000-mapping.dmp

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memory/4880-149-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

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memory/4880-150-0x0000000000401AFA-mapping.dmp

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memory/4880-154-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

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memory/4936-152-0x0000000000000000-mapping.dmp

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memory/4988-165-0x0000000000401AFA-mapping.dmp

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memory/4992-168-0x00000000032B0000-0x00000000033FA000-memory.dmp

Filesize
1.3MB

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