djvu | e012b3a8b27a6facbcfb2f7f84257120e443bc2d3680477e388b382e431e4664

Analysis

max time kernel
52s
max time network
141s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
06/01/2023, 10:01

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General

Target
b2fabf8e6cd2703ace9d85f6182b4b51.exe
Size 731KB
Sample230106-l18rbabc8x
SHA256 e012b3a8b27a6facbcfb2f7f84257120e443bc2d3680477e388b382e431e4664
MD5 b2fabf8e6cd2703ace9d85f6182b4b51
SHA1 dc6371e4ebda8f90b6cf4421c18d46956ba8bd34
SHA512 db65a9c079e3bd7fb5f0d250244917b1c28a298c94f449aefca050f0c4421a02a67ab1bb59e15f7d0e3e517fbbcba4eb30f3cca1125e95c3717d7c187eb861c7
SSDEEP 12288:UoSc4BpcDknnvsZSVPPM44NimlB9enZdan25lQjLmB2RN4cQoTglhdPDQkx2JggI:UJpcDknvswYbre3YmcucQG4drQlu7
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

djvu vidar 19 discovery persistence ransomware stealer

Malware Config

Extracted

Family

djvu

http://spaceris.com/test1/get.php

Attributes

extension
.bpsm
offline_id
pu5TgkFNAS5fWQ2rCzdamsmMrE5wSlTupdTI0pt1
payload_url
http://uaery.top/dl/build2.exe

http://spaceris.com/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-rmxjMZAZBJ 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: 0626JOsie

rsa_pubkey.plain

Extracted

Family

vidar

Version

Botnet

https://t.me/year2023start
https://steamcommunity.com/profiles/76561199467421923

Attributes

profile_id
19

Signatures

Detected Djvu ransomware 10 IoCs

resource	yara_rule
behavioral1/memory/860-56-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/860-55-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1120-59-0x0000000004420000-0x000000000453B000-memory.dmp	family_djvu
behavioral1/memory/860-61-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/860-62-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/860-66-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/964-69-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/964-73-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/964-80-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/964-101-0x0000000000400000-0x0000000000537000-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
Downloads MZ/PE file

Executes dropped EXE 4 IoCs

pid	Process
1200	build2.exe
832	build3.exe
540	build2.exe
1676	mstsca.exe

Loads dropped DLL 4 IoCs

pid	Process
964	b2fabf8e6cd2703ace9d85f6182b4b51.exe
964	b2fabf8e6cd2703ace9d85f6182b4b51.exe
964	b2fabf8e6cd2703ace9d85f6182b4b51.exe
964	b2fabf8e6cd2703ace9d85f6182b4b51.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
1288	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\f5cba7b3-d90a-4fba-bfa9-27abeab5e555\\b2fabf8e6cd2703ace9d85f6182b4b51.exe\" --AutoStart"	b2fabf8e6cd2703ace9d85f6182b4b51.exe

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
3	api.2ip.ua
4	api.2ip.ua
12	api.2ip.ua

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1120 set thread context of 860	1120	b2fabf8e6cd2703ace9d85f6182b4b51.exe	26
PID 108 set thread context of 964	108	b2fabf8e6cd2703ace9d85f6182b4b51.exe	31
PID 1200 set thread context of 540	1200	build2.exe	35

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

System Information Discovery
T1082

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

pid	Process
1652	schtasks.exe
1136	schtasks.exe

Modifies system certificate store 2 TTPs 5 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	b2fabf8e6cd2703ace9d85f6182b4b51.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	b2fabf8e6cd2703ace9d85f6182b4b51.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	b2fabf8e6cd2703ace9d85f6182b4b51.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	b2fabf8e6cd2703ace9d85f6182b4b51.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	b2fabf8e6cd2703ace9d85f6182b4b51.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
860	b2fabf8e6cd2703ace9d85f6182b4b51.exe
860	b2fabf8e6cd2703ace9d85f6182b4b51.exe
964	b2fabf8e6cd2703ace9d85f6182b4b51.exe
964	b2fabf8e6cd2703ace9d85f6182b4b51.exe

Suspicious use of WriteProcessMemory 60 IoCs

description	pid	Process	procid_target
PID 1120 wrote to memory of 860	1120	b2fabf8e6cd2703ace9d85f6182b4b51.exe	26
PID 1120 wrote to memory of 860	1120	b2fabf8e6cd2703ace9d85f6182b4b51.exe	26
PID 1120 wrote to memory of 860	1120	b2fabf8e6cd2703ace9d85f6182b4b51.exe	26
PID 1120 wrote to memory of 860	1120	b2fabf8e6cd2703ace9d85f6182b4b51.exe	26
PID 1120 wrote to memory of 860	1120	b2fabf8e6cd2703ace9d85f6182b4b51.exe	26
PID 1120 wrote to memory of 860	1120	b2fabf8e6cd2703ace9d85f6182b4b51.exe	26
PID 1120 wrote to memory of 860	1120	b2fabf8e6cd2703ace9d85f6182b4b51.exe	26
PID 1120 wrote to memory of 860	1120	b2fabf8e6cd2703ace9d85f6182b4b51.exe	26
PID 1120 wrote to memory of 860	1120	b2fabf8e6cd2703ace9d85f6182b4b51.exe	26
PID 1120 wrote to memory of 860	1120	b2fabf8e6cd2703ace9d85f6182b4b51.exe	26
PID 1120 wrote to memory of 860	1120	b2fabf8e6cd2703ace9d85f6182b4b51.exe	26
PID 860 wrote to memory of 1288	860	b2fabf8e6cd2703ace9d85f6182b4b51.exe	29
PID 860 wrote to memory of 1288	860	b2fabf8e6cd2703ace9d85f6182b4b51.exe	29
PID 860 wrote to memory of 1288	860	b2fabf8e6cd2703ace9d85f6182b4b51.exe	29
PID 860 wrote to memory of 1288	860	b2fabf8e6cd2703ace9d85f6182b4b51.exe	29
PID 860 wrote to memory of 108	860	b2fabf8e6cd2703ace9d85f6182b4b51.exe	30
PID 860 wrote to memory of 108	860	b2fabf8e6cd2703ace9d85f6182b4b51.exe	30
PID 860 wrote to memory of 108	860	b2fabf8e6cd2703ace9d85f6182b4b51.exe	30
PID 860 wrote to memory of 108	860	b2fabf8e6cd2703ace9d85f6182b4b51.exe	30
PID 108 wrote to memory of 964	108	b2fabf8e6cd2703ace9d85f6182b4b51.exe	31
PID 108 wrote to memory of 964	108	b2fabf8e6cd2703ace9d85f6182b4b51.exe	31
PID 108 wrote to memory of 964	108	b2fabf8e6cd2703ace9d85f6182b4b51.exe	31
PID 108 wrote to memory of 964	108	b2fabf8e6cd2703ace9d85f6182b4b51.exe	31
PID 108 wrote to memory of 964	108	b2fabf8e6cd2703ace9d85f6182b4b51.exe	31
PID 108 wrote to memory of 964	108	b2fabf8e6cd2703ace9d85f6182b4b51.exe	31
PID 108 wrote to memory of 964	108	b2fabf8e6cd2703ace9d85f6182b4b51.exe	31
PID 108 wrote to memory of 964	108	b2fabf8e6cd2703ace9d85f6182b4b51.exe	31
PID 108 wrote to memory of 964	108	b2fabf8e6cd2703ace9d85f6182b4b51.exe	31
PID 108 wrote to memory of 964	108	b2fabf8e6cd2703ace9d85f6182b4b51.exe	31
PID 108 wrote to memory of 964	108	b2fabf8e6cd2703ace9d85f6182b4b51.exe	31
PID 964 wrote to memory of 1200	964	b2fabf8e6cd2703ace9d85f6182b4b51.exe	32
PID 964 wrote to memory of 1200	964	b2fabf8e6cd2703ace9d85f6182b4b51.exe	32
PID 964 wrote to memory of 1200	964	b2fabf8e6cd2703ace9d85f6182b4b51.exe	32
PID 964 wrote to memory of 1200	964	b2fabf8e6cd2703ace9d85f6182b4b51.exe	32
PID 964 wrote to memory of 832	964	b2fabf8e6cd2703ace9d85f6182b4b51.exe	33
PID 964 wrote to memory of 832	964	b2fabf8e6cd2703ace9d85f6182b4b51.exe	33
PID 964 wrote to memory of 832	964	b2fabf8e6cd2703ace9d85f6182b4b51.exe	33
PID 964 wrote to memory of 832	964	b2fabf8e6cd2703ace9d85f6182b4b51.exe	33
PID 1200 wrote to memory of 540	1200	build2.exe	35
PID 1200 wrote to memory of 540	1200	build2.exe	35
PID 1200 wrote to memory of 540	1200	build2.exe	35
PID 1200 wrote to memory of 540	1200	build2.exe	35
PID 1200 wrote to memory of 540	1200	build2.exe	35
PID 1200 wrote to memory of 540	1200	build2.exe	35
PID 1200 wrote to memory of 540	1200	build2.exe	35
PID 1200 wrote to memory of 540	1200	build2.exe	35
PID 1200 wrote to memory of 540	1200	build2.exe	35
PID 1200 wrote to memory of 540	1200	build2.exe	35
PID 832 wrote to memory of 1652	832	build3.exe	36
PID 832 wrote to memory of 1652	832	build3.exe	36
PID 832 wrote to memory of 1652	832	build3.exe	36
PID 832 wrote to memory of 1652	832	build3.exe	36
PID 1648 wrote to memory of 1676	1648	taskeng.exe	39
PID 1648 wrote to memory of 1676	1648	taskeng.exe	39
PID 1648 wrote to memory of 1676	1648	taskeng.exe	39
PID 1648 wrote to memory of 1676	1648	taskeng.exe	39
PID 1676 wrote to memory of 1136	1676	mstsca.exe	40
PID 1676 wrote to memory of 1136	1676	mstsca.exe	40
PID 1676 wrote to memory of 1136	1676	mstsca.exe	40
PID 1676 wrote to memory of 1136	1676	mstsca.exe	40

C:\Users\Admin\AppData\Local\Temp\b2fabf8e6cd2703ace9d85f6182b4b51.exe
"C:\Users\Admin\AppData\Local\Temp\b2fabf8e6cd2703ace9d85f6182b4b51.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1120
- C:\Users\Admin\AppData\Local\Temp\b2fabf8e6cd2703ace9d85f6182b4b51.exe
  "C:\Users\Admin\AppData\Local\Temp\b2fabf8e6cd2703ace9d85f6182b4b51.exe"
  2⤵
  - Adds Run key to start application
  - Modifies system certificate store
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:860
- - C:\Windows\SysWOW64\icacls.exe
    icacls "C:\Users\Admin\AppData\Local\f5cba7b3-d90a-4fba-bfa9-27abeab5e555" /deny *S-1-1-0:(OI)(CI)(DE,DC)
    3⤵
    - Modifies file permissions
    PID:1288
- - C:\Users\Admin\AppData\Local\Temp\b2fabf8e6cd2703ace9d85f6182b4b51.exe
    "C:\Users\Admin\AppData\Local\Temp\b2fabf8e6cd2703ace9d85f6182b4b51.exe" --Admin IsNotAutoStart IsNotTask
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:108
  - - C:\Users\Admin\AppData\Local\Temp\b2fabf8e6cd2703ace9d85f6182b4b51.exe
      "C:\Users\Admin\AppData\Local\Temp\b2fabf8e6cd2703ace9d85f6182b4b51.exe" --Admin IsNotAutoStart IsNotTask
      4⤵
      Loads dropped DLL
      Modifies system certificate store
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:964
    - - C:\Users\Admin\AppData\Local\05011e74-6f58-40d3-981b-f2c1db199919\build2.exe
        
        "C:\Users\Admin\AppData\Local\05011e74-6f58-40d3-981b-f2c1db199919\build2.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:1200
      - C:\Users\Admin\AppData\Local\05011e74-6f58-40d3-981b-f2c1db199919\build2.exe
        
        "C:\Users\Admin\AppData\Local\05011e74-6f58-40d3-981b-f2c1db199919\build2.exe"
        6⤵
        Executes dropped EXE
        
        PID:540
    - - C:\Users\Admin\AppData\Local\05011e74-6f58-40d3-981b-f2c1db199919\build3.exe
        
        "C:\Users\Admin\AppData\Local\05011e74-6f58-40d3-981b-f2c1db199919\build3.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of WriteProcessMemory
        
        PID:832
      - 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"
        6⤵
        Creates scheduled task(s)
        
        PID:1652

C:\Windows\system32\taskeng.exe
taskeng.exe {DA872EB5-D3F0-45BA-AD0D-FD7CCAD7C293} S-1-5-21-999675638-2867687379-27515722-1000:ORXGKKZC\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:1648
- C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:1676
- - 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:1136

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

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
Size 2KB
SHA256 aa9e441c6cf813efd9ba76fe4ae52d884a5c7d222ed221903c42f09bc14eb7db
MD5 411cd537dcecbf901759b8e6c1bdb076
SHA1 655df9870867a1760ad1a2c967b330c61767437a
SHA512 ea780f875c86f8694f67d236a0af066b952862356edb681375e6c387103a91ce085345359f8fe83dd630d310ee6b7637512e5868951c4c257daa411ab9c03e71
MD5 SHA1 SHA512

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94308059B57B3142E455B38A6EB92015

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
Size 61KB
SHA256 10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b
MD5 fc4666cbca561e864e7fdf883a9e6661
SHA1 2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5
SHA512 c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d
SSDEEP 1536:pvl2gmukMiArbge/oKIxf+Q9yNJLaRCfIElhUuDz:pvl2gmZhpehIxfJsJLawfIElhUu3
MD5 SHA1 SHA512 SSDEEP

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B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
Size 1KB
SHA256 0c58c7bc18d38a3096da6f3575f1c6f8d79b69382d8e89bb5fca917d3cdb7f65
MD5 7c56401cb6bd1ae402e06f0fe35f81c4
SHA1 b82bbb9fa39266796cafcd308ef4300fc92e3399
SHA512 2ea607c2dc04c8ef34ecb4c4bd297e0f0882b179303565863d1745172322133b78186fa04334e82c135e25fd717719ceec917f49682a4eac37034ea87bb2b6f3
MD5 SHA1 SHA512

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07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
Size 488B
SHA256 6ead06b2e5337ce93b52ba8db61baaa0be98e16d457efb60c4116d16671e0000
MD5 f8f6431ed0eccbd4c3433d6bd47729b3
SHA1 301d60815004ff058868d1049d56a4c83cdec985
SHA512 3d318b6f34b4abaedbd5bfc8a21a8093a06f9d175a78e1e8ad4aa60d7462e7ea8c8b3d4d6ecb12b59278653eae59167538bd3da4ba81f536c5abc5f59494f13f
MD5 SHA1 SHA512

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94308059B57B3142E455B38A6EB92015

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Size 342B
SHA256 42016dd69b5adcc658327cb7f635c2a6bcf466dcfc664894a42d31d804b1d494
MD5 51584fc60ab284572e2babc7a6c7ed3a
SHA1 b22fa7713b30dded3a54eabc742b882d59ee86f6
SHA512 f3b4e5e33fd591a898a3aac776ab918aeea940adbb2d204a34ce92add6c6b9b68fe10f3c41a710589b5c2213e37e1bc5c09e47bff2ba116bcddab47b362f5053
MD5 SHA1 SHA512

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B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
Size 482B
SHA256 a938c76c5e1009a00bbaa9ba580fcc7070949e51a64a5ce90032e81425a6454d
MD5 e071bbc66e257ef97346b46321d10843
SHA1 062e0f5b92e5ca4dc23aa12fe50b7fadfd9cfa95
SHA512 59cf86e6e881e05d6316d3b249329e0d0632e4ba316c29753671fc726211bc9cfc137e56d59857b4fb746c6343983315daa6bde2304b663a7536d1d87baf38b6
MD5 SHA1 SHA512

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build2.exe

Path C:\Users\Admin\AppData\Local\05011e74-6f58-40d3-981b-f2c1db199919\build2.exe
Size 429KB
SHA256 f333289bf29805ee697908ecb974aeb81206b471252ec2e51f382d53ac35d962
MD5 8c14bb1505244971374a88f37a4ec22a
SHA1 cebd478fd7ca3956c983fb3e33e2cbb7c54fa4d0
SHA512 5e08686f2cbc783716442004d39ee11a4fabec7aaa92f33f758df7861ed0730c211551ecb85dd9dc93c2b83983fc4df08bcfeeb38c9e51bd3dcd138b10cf103e
SSDEEP 12288:3JNWbWiYQ2R2sq1PrSgM95iyXTMENi+7:3GbWdy1P2gE5TtN
MD5 SHA1 SHA512 SSDEEP

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build2.exe

Path C:\Users\Admin\AppData\Local\05011e74-6f58-40d3-981b-f2c1db199919\build2.exe
Size 429KB
SHA256 f333289bf29805ee697908ecb974aeb81206b471252ec2e51f382d53ac35d962
MD5 8c14bb1505244971374a88f37a4ec22a
SHA1 cebd478fd7ca3956c983fb3e33e2cbb7c54fa4d0
SHA512 5e08686f2cbc783716442004d39ee11a4fabec7aaa92f33f758df7861ed0730c211551ecb85dd9dc93c2b83983fc4df08bcfeeb38c9e51bd3dcd138b10cf103e
SSDEEP 12288:3JNWbWiYQ2R2sq1PrSgM95iyXTMENi+7:3GbWdy1P2gE5TtN
MD5 SHA1 SHA512 SSDEEP

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build2.exe

Path C:\Users\Admin\AppData\Local\05011e74-6f58-40d3-981b-f2c1db199919\build2.exe
Size 429KB
SHA256 f333289bf29805ee697908ecb974aeb81206b471252ec2e51f382d53ac35d962
MD5 8c14bb1505244971374a88f37a4ec22a
SHA1 cebd478fd7ca3956c983fb3e33e2cbb7c54fa4d0
SHA512 5e08686f2cbc783716442004d39ee11a4fabec7aaa92f33f758df7861ed0730c211551ecb85dd9dc93c2b83983fc4df08bcfeeb38c9e51bd3dcd138b10cf103e
SSDEEP 12288:3JNWbWiYQ2R2sq1PrSgM95iyXTMENi+7:3GbWdy1P2gE5TtN
MD5 SHA1 SHA512 SSDEEP

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build3.exe

Path C:\Users\Admin\AppData\Local\05011e74-6f58-40d3-981b-f2c1db199919\build3.exe
Size 9KB
SHA256 8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
MD5 9ead10c08e72ae41921191f8db39bc16
SHA1 abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA512 aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
SSDEEP 192:9UEc8b6H1LE+4LoGgMatAJ2lzUw317NyEpvNHhqyo:9UUE1BYoGza/D3170kiyo
MD5 SHA1 SHA512 SSDEEP

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build3.exe

Path C:\Users\Admin\AppData\Local\05011e74-6f58-40d3-981b-f2c1db199919\build3.exe
Size 9KB
SHA256 8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
MD5 9ead10c08e72ae41921191f8db39bc16
SHA1 abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA512 aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
SSDEEP 192:9UEc8b6H1LE+4LoGgMatAJ2lzUw317NyEpvNHhqyo:9UUE1BYoGza/D3170kiyo
MD5 SHA1 SHA512 SSDEEP

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b2fabf8e6cd2703ace9d85f6182b4b51.exe

Path C:\Users\Admin\AppData\Local\f5cba7b3-d90a-4fba-bfa9-27abeab5e555\b2fabf8e6cd2703ace9d85f6182b4b51.exe
Size 731KB
SHA256 e012b3a8b27a6facbcfb2f7f84257120e443bc2d3680477e388b382e431e4664
MD5 b2fabf8e6cd2703ace9d85f6182b4b51
SHA1 dc6371e4ebda8f90b6cf4421c18d46956ba8bd34
SHA512 db65a9c079e3bd7fb5f0d250244917b1c28a298c94f449aefca050f0c4421a02a67ab1bb59e15f7d0e3e517fbbcba4eb30f3cca1125e95c3717d7c187eb861c7
SSDEEP 12288:UoSc4BpcDknnvsZSVPPM44NimlB9enZdan25lQjLmB2RN4cQoTglhdPDQkx2JggI:UJpcDknvswYbre3YmcucQG4drQlu7
MD5 SHA1 SHA512 SSDEEP

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mstsca.exe

Path C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
Size 9KB
SHA256 8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
MD5 9ead10c08e72ae41921191f8db39bc16
SHA1 abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA512 aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
SSDEEP 192:9UEc8b6H1LE+4LoGgMatAJ2lzUw317NyEpvNHhqyo:9UUE1BYoGza/D3170kiyo
MD5 SHA1 SHA512 SSDEEP

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mstsca.exe

Path C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
Size 9KB
SHA256 8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
MD5 9ead10c08e72ae41921191f8db39bc16
SHA1 abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA512 aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
SSDEEP 192:9UEc8b6H1LE+4LoGgMatAJ2lzUw317NyEpvNHhqyo:9UUE1BYoGza/D3170kiyo
MD5 SHA1 SHA512 SSDEEP

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build2.exe

Path \Users\Admin\AppData\Local\05011e74-6f58-40d3-981b-f2c1db199919\build2.exe
Size 429KB
SHA256 f333289bf29805ee697908ecb974aeb81206b471252ec2e51f382d53ac35d962
MD5 8c14bb1505244971374a88f37a4ec22a
SHA1 cebd478fd7ca3956c983fb3e33e2cbb7c54fa4d0
SHA512 5e08686f2cbc783716442004d39ee11a4fabec7aaa92f33f758df7861ed0730c211551ecb85dd9dc93c2b83983fc4df08bcfeeb38c9e51bd3dcd138b10cf103e
SSDEEP 12288:3JNWbWiYQ2R2sq1PrSgM95iyXTMENi+7:3GbWdy1P2gE5TtN
MD5 SHA1 SHA512 SSDEEP

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build2.exe

Path \Users\Admin\AppData\Local\05011e74-6f58-40d3-981b-f2c1db199919\build2.exe
Size 429KB
SHA256 f333289bf29805ee697908ecb974aeb81206b471252ec2e51f382d53ac35d962
MD5 8c14bb1505244971374a88f37a4ec22a
SHA1 cebd478fd7ca3956c983fb3e33e2cbb7c54fa4d0
SHA512 5e08686f2cbc783716442004d39ee11a4fabec7aaa92f33f758df7861ed0730c211551ecb85dd9dc93c2b83983fc4df08bcfeeb38c9e51bd3dcd138b10cf103e
SSDEEP 12288:3JNWbWiYQ2R2sq1PrSgM95iyXTMENi+7:3GbWdy1P2gE5TtN
MD5 SHA1 SHA512 SSDEEP

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build3.exe

Path \Users\Admin\AppData\Local\05011e74-6f58-40d3-981b-f2c1db199919\build3.exe
Size 9KB
SHA256 8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
MD5 9ead10c08e72ae41921191f8db39bc16
SHA1 abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA512 aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
SSDEEP 192:9UEc8b6H1LE+4LoGgMatAJ2lzUw317NyEpvNHhqyo:9UUE1BYoGza/D3170kiyo
MD5 SHA1 SHA512 SSDEEP

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build3.exe

Path \Users\Admin\AppData\Local\05011e74-6f58-40d3-981b-f2c1db199919\build3.exe
Size 9KB
SHA256 8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
MD5 9ead10c08e72ae41921191f8db39bc16
SHA1 abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA512 aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
SSDEEP 192:9UEc8b6H1LE+4LoGgMatAJ2lzUw317NyEpvNHhqyo:9UUE1BYoGza/D3170kiyo
MD5 SHA1 SHA512 SSDEEP

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memory/108-67-0x0000000002C20000-0x0000000002CB1000-memory.dmp

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memory/108-71-0x0000000002C20000-0x0000000002CB1000-memory.dmp

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memory/540-92-0x0000000000400000-0x0000000000460000-memory.dmp

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memory/540-98-0x0000000000400000-0x0000000000460000-memory.dmp

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memory/540-100-0x0000000000400000-0x0000000000460000-memory.dmp

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memory/860-66-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/860-61-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/860-60-0x0000000075351000-0x0000000075353000-memory.dmp

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memory/860-55-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/860-62-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/964-73-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/964-80-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/964-101-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/1120-54-0x0000000002C20000-0x0000000002CB1000-memory.dmp

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memory/1120-57-0x0000000002C20000-0x0000000002CB1000-memory.dmp

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memory/1120-59-0x0000000004420000-0x000000000453B000-memory.dmp

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memory/1200-97-0x0000000000220000-0x000000000026C000-memory.dmp

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memory/1200-95-0x000000000058B000-0x00000000005B8000-memory.dmp

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