djvu | 3802d96292e6a2968272841a8d9e360e1358d4cd58db35ef04a08da70ce3c329

Analysis

max time kernel
54s
max time network
145s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
15/12/2022, 03:28

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General

Target
library_1.exe
Size 753KB
Sample221215-d1bsksbf39
SHA256 3802d96292e6a2968272841a8d9e360e1358d4cd58db35ef04a08da70ce3c329
MD5 c8241ec1dc6217bc489d6e6ad4f5b1c8
SHA1 8fb3d53bc63dfcfe4ccadad3b6e8f484a13ce50e
SHA512 602a0be8f1a426eebdaf79c34a11892a84544c7c16742866864dcc82c40a987fccfc5ec39f4dd075bda5f52ecf9df3026d74f8ecf146484a8a44ac73fbe6da52
SSDEEP 12288:N67VFCRgiiTP1V8EZv3Ph2OYp9ZSAhO0OGAKX36OalqPYC94oRVCVpJdZr/C:pgiGpvDQThO0OGeVqgC6oRkD5q
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

djvu discovery persistence ransomware

Malware Config

Extracted

Family

djvu

http://abibiall.com/test2/get.php

Attributes

extension
.maos
offline_id
M6quF9d1g2LNWnBiQpTSgbW26JwEOrFwFfT1xGt1
payload_url
http://uaery.top/dl/build2.exe

http://abibiall.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-67n37yZLXk 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: 0615JOsie

rsa_pubkey.plain

Signatures

Detected Djvu ransomware 10 IoCs

resource	yara_rule
behavioral1/memory/1652-55-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1652-56-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/1208-61-0x0000000001D40000-0x0000000001E5B000-memory.dmp	family_djvu
behavioral1/memory/1652-60-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1652-62-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1652-66-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1132-69-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/1132-73-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1132-74-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1132-89-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu

Djvu Ransomware
Ransomware which is a variant of the STOP family.
ransomware djvu
Downloads MZ/PE file

Executes dropped EXE 4 IoCs

pid	Process
1528	build2.exe
1948	build3.exe
964	build2.exe
884	mstsca.exe

Loads dropped DLL 4 IoCs

pid	Process
1132	library_1.exe
1132	library_1.exe
1132	library_1.exe
1132	library_1.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
1120	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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\b42fa596-3d91-4c6f-ab54-f9aac184e688\\library_1.exe\" --AutoStart"	library_1.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 1208 set thread context of 1652	1208	library_1.exe	27
PID 280 set thread context of 1132	280	library_1.exe	32
PID 1528 set thread context of 964	1528	build2.exe	38

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
556	schtasks.exe
1524	schtasks.exe

Modifies system certificate store 2 TTPs 5 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	library_1.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	library_1.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	library_1.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	library_1.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	library_1.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1652	library_1.exe
1652	library_1.exe
1132	library_1.exe
1132	library_1.exe

Suspicious use of WriteProcessMemory 60 IoCs

description	pid	Process	procid_target
PID 1208 wrote to memory of 1652	1208	library_1.exe	27
PID 1208 wrote to memory of 1652	1208	library_1.exe	27
PID 1208 wrote to memory of 1652	1208	library_1.exe	27
PID 1208 wrote to memory of 1652	1208	library_1.exe	27
PID 1208 wrote to memory of 1652	1208	library_1.exe	27
PID 1208 wrote to memory of 1652	1208	library_1.exe	27
PID 1208 wrote to memory of 1652	1208	library_1.exe	27
PID 1208 wrote to memory of 1652	1208	library_1.exe	27
PID 1208 wrote to memory of 1652	1208	library_1.exe	27
PID 1208 wrote to memory of 1652	1208	library_1.exe	27
PID 1208 wrote to memory of 1652	1208	library_1.exe	27
PID 1652 wrote to memory of 1120	1652	library_1.exe	30
PID 1652 wrote to memory of 1120	1652	library_1.exe	30
PID 1652 wrote to memory of 1120	1652	library_1.exe	30
PID 1652 wrote to memory of 1120	1652	library_1.exe	30
PID 1652 wrote to memory of 280	1652	library_1.exe	31
PID 1652 wrote to memory of 280	1652	library_1.exe	31
PID 1652 wrote to memory of 280	1652	library_1.exe	31
PID 1652 wrote to memory of 280	1652	library_1.exe	31
PID 280 wrote to memory of 1132	280	library_1.exe	32
PID 280 wrote to memory of 1132	280	library_1.exe	32
PID 280 wrote to memory of 1132	280	library_1.exe	32
PID 280 wrote to memory of 1132	280	library_1.exe	32
PID 280 wrote to memory of 1132	280	library_1.exe	32
PID 280 wrote to memory of 1132	280	library_1.exe	32
PID 280 wrote to memory of 1132	280	library_1.exe	32
PID 280 wrote to memory of 1132	280	library_1.exe	32
PID 280 wrote to memory of 1132	280	library_1.exe	32
PID 280 wrote to memory of 1132	280	library_1.exe	32
PID 280 wrote to memory of 1132	280	library_1.exe	32
PID 1132 wrote to memory of 1528	1132	library_1.exe	33
PID 1132 wrote to memory of 1528	1132	library_1.exe	33
PID 1132 wrote to memory of 1528	1132	library_1.exe	33
PID 1132 wrote to memory of 1528	1132	library_1.exe	33
PID 1132 wrote to memory of 1948	1132	library_1.exe	34
PID 1132 wrote to memory of 1948	1132	library_1.exe	34
PID 1132 wrote to memory of 1948	1132	library_1.exe	34
PID 1132 wrote to memory of 1948	1132	library_1.exe	34
PID 1948 wrote to memory of 556	1948	build3.exe	36
PID 1948 wrote to memory of 556	1948	build3.exe	36
PID 1948 wrote to memory of 556	1948	build3.exe	36
PID 1948 wrote to memory of 556	1948	build3.exe	36
PID 1528 wrote to memory of 964	1528	build2.exe	38
PID 1528 wrote to memory of 964	1528	build2.exe	38
PID 1528 wrote to memory of 964	1528	build2.exe	38
PID 1528 wrote to memory of 964	1528	build2.exe	38
PID 1528 wrote to memory of 964	1528	build2.exe	38
PID 1528 wrote to memory of 964	1528	build2.exe	38
PID 1528 wrote to memory of 964	1528	build2.exe	38
PID 1528 wrote to memory of 964	1528	build2.exe	38
PID 1528 wrote to memory of 964	1528	build2.exe	38
PID 1528 wrote to memory of 964	1528	build2.exe	38
PID 1708 wrote to memory of 884	1708	taskeng.exe	40
PID 1708 wrote to memory of 884	1708	taskeng.exe	40
PID 1708 wrote to memory of 884	1708	taskeng.exe	40
PID 1708 wrote to memory of 884	1708	taskeng.exe	40
PID 884 wrote to memory of 1524	884	mstsca.exe	41
PID 884 wrote to memory of 1524	884	mstsca.exe	41
PID 884 wrote to memory of 1524	884	mstsca.exe	41
PID 884 wrote to memory of 1524	884	mstsca.exe	41

C:\Users\Admin\AppData\Local\Temp\library_1.exe
"C:\Users\Admin\AppData\Local\Temp\library_1.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1208
- C:\Users\Admin\AppData\Local\Temp\library_1.exe
  "C:\Users\Admin\AppData\Local\Temp\library_1.exe"
  2⤵
  - Adds Run key to start application
  - Modifies system certificate store
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1652
- - C:\Windows\SysWOW64\icacls.exe
    icacls "C:\Users\Admin\AppData\Local\b42fa596-3d91-4c6f-ab54-f9aac184e688" /deny *S-1-1-0:(OI)(CI)(DE,DC)
    3⤵
    - Modifies file permissions
    PID:1120
- - C:\Users\Admin\AppData\Local\Temp\library_1.exe
    "C:\Users\Admin\AppData\Local\Temp\library_1.exe" --Admin IsNotAutoStart IsNotTask
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:280
  - - C:\Users\Admin\AppData\Local\Temp\library_1.exe
      "C:\Users\Admin\AppData\Local\Temp\library_1.exe" --Admin IsNotAutoStart IsNotTask
      4⤵
      Loads dropped DLL
      Modifies system certificate store
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:1132
    - - C:\Users\Admin\AppData\Local\e929816c-e9bb-4be8-9c12-7c8e75d6ef7b\build2.exe
        
        "C:\Users\Admin\AppData\Local\e929816c-e9bb-4be8-9c12-7c8e75d6ef7b\build2.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:1528
      - C:\Users\Admin\AppData\Local\e929816c-e9bb-4be8-9c12-7c8e75d6ef7b\build2.exe
        
        "C:\Users\Admin\AppData\Local\e929816c-e9bb-4be8-9c12-7c8e75d6ef7b\build2.exe"
        6⤵
        Executes dropped EXE
        
        PID:964
    - - C:\Users\Admin\AppData\Local\e929816c-e9bb-4be8-9c12-7c8e75d6ef7b\build3.exe
        
        "C:\Users\Admin\AppData\Local\e929816c-e9bb-4be8-9c12-7c8e75d6ef7b\build3.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of WriteProcessMemory
        
        PID:1948
      - 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:556

C:\Windows\system32\taskeng.exe
taskeng.exe {B9C72080-B33E-4F04-8FBC-88BEBF8C7A76} S-1-5-21-3845472200-3839195424-595303356-1000:ZERMMMDR\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:1708
- 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:884
- - 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:1524

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 29fabef3eb6d67f8ff9b015375b8fa6b6bced5e8c1651f2199fcb183f33578aa
MD5 602cebd424613d514b439fe78f14a48d
SHA1 d5d7580e513e9b4af91e1a8bcdd5401ab98636f6
SHA512 fb2cda553e81eee089a166a0da126f9b4cff2ce5dba999ea87a4bfd1d396198f93e17391f408b2b5fa76e5a021717c4c349dede102e3e7eb1f51b44d407cb8b2
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 fa68e1f0d87d4ed9a1891e1760cc6c9c6c015547a982e8fb07e58f4d14e38c8f
MD5 59e98119dbb289e1c12576b7f5f58831
SHA1 d8e74af395a1976a9232d626215333931a3f23ce
SHA512 672d7926f26f36a8d2c3c3871d8c37249b2d376b2cad82ad01280d9680d0d18bdf65626db48120b7bca1a59ccc49c36b84a7e454235634376e14de03ce11b39c
MD5 SHA1 SHA512

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07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
Size 488B
SHA256 0d5a460ffb0dccd74e986135f7f2bc0d353bf5b2597a5cf0d892f73c2605193c
MD5 2ad617a859e8fc578b118d8d681ed4dc
SHA1 860d64e4b79c59d03f23cd741f59fc5ec20952f6
SHA512 4dc78953e2b70b826045ffa6cccfdbce4b48bd052e19f4693d80d8059bd9e6c2778af0c0316df797b0caa6385cd8d842b658a3d21aab8a40c7dc2e3003fd602a
MD5 SHA1 SHA512

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94308059B57B3142E455B38A6EB92015

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Size 342B
SHA256 93a7045c4c7358c57f2ef24ff22b7c393ec61656d60ff4b477f098784f1cc9c0
MD5 f0a33e7e56b93cb875095c7c0a649f72
SHA1 76abac1c3f5896e6cb75ea7bb5893c96163be5c8
SHA512 fb67362611ff17a7a068815551b56340e71eac8bdefafcecc527274fb4468db9aaccb18312fc4871197dd7ba0ec85fa63b49e50069ea39caba21f6d8087ab5f7
MD5 SHA1 SHA512

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B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
Size 482B
SHA256 75111d8e2463fe5613ce4a6dec372461aef2a35757d2bcea4e98e424a606b834
MD5 b7893458651d7b71784cf01528fc548c
SHA1 a1c4cc08ff752ddaa79c0c0959b99847931c403d
SHA512 8bf2f1c18bf8d5558c6fac0a22878b221d97487c5aa390a0b30475805b18203f52ab5dcf158ff3d27f1b2da02c851b28bd9902c1a4261abafd12ca80d6f8658b
MD5 SHA1 SHA512

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library_1.exe

Path C:\Users\Admin\AppData\Local\b42fa596-3d91-4c6f-ab54-f9aac184e688\library_1.exe
Size 753KB
SHA256 3802d96292e6a2968272841a8d9e360e1358d4cd58db35ef04a08da70ce3c329
MD5 c8241ec1dc6217bc489d6e6ad4f5b1c8
SHA1 8fb3d53bc63dfcfe4ccadad3b6e8f484a13ce50e
SHA512 602a0be8f1a426eebdaf79c34a11892a84544c7c16742866864dcc82c40a987fccfc5ec39f4dd075bda5f52ecf9df3026d74f8ecf146484a8a44ac73fbe6da52
SSDEEP 12288:N67VFCRgiiTP1V8EZv3Ph2OYp9ZSAhO0OGAKX36OalqPYC94oRVCVpJdZr/C:pgiGpvDQThO0OGeVqgC6oRkD5q
MD5 SHA1 SHA512 SSDEEP

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build2.exe

Path C:\Users\Admin\AppData\Local\e929816c-e9bb-4be8-9c12-7c8e75d6ef7b\build2.exe
Size 370KB
SHA256 363dd986f98ab17b465354c93bd6f2b391b81593887dc88a0818d3d07264f844
MD5 6a7892ece7e8bf85628e0e769560b7cb
SHA1 e13140e719218b14dd168467a63d481c7259df8c
SHA512 0091f76a7acf12ce121cc89702bbc7116cd91c4d69be1aaded7deabff92f7a913572d50b37b4ea0ac5cec28ceb4d2a505ed5dd7e98fa13ded39d1114a0ca7e7f
SSDEEP 6144:jCLq2MPPV3Jhe4iyIh9zt41PRPWftYjyeI++cjSO1xhr5n1uBNK2VCGMv9T2lhY6:jClg93P1IhZ2nPSuW++8B1B1AvVCK
MD5 SHA1 SHA512 SSDEEP

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build2.exe

Path C:\Users\Admin\AppData\Local\e929816c-e9bb-4be8-9c12-7c8e75d6ef7b\build2.exe
Size 370KB
SHA256 363dd986f98ab17b465354c93bd6f2b391b81593887dc88a0818d3d07264f844
MD5 6a7892ece7e8bf85628e0e769560b7cb
SHA1 e13140e719218b14dd168467a63d481c7259df8c
SHA512 0091f76a7acf12ce121cc89702bbc7116cd91c4d69be1aaded7deabff92f7a913572d50b37b4ea0ac5cec28ceb4d2a505ed5dd7e98fa13ded39d1114a0ca7e7f
SSDEEP 6144:jCLq2MPPV3Jhe4iyIh9zt41PRPWftYjyeI++cjSO1xhr5n1uBNK2VCGMv9T2lhY6:jClg93P1IhZ2nPSuW++8B1B1AvVCK
MD5 SHA1 SHA512 SSDEEP

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build2.exe

Path C:\Users\Admin\AppData\Local\e929816c-e9bb-4be8-9c12-7c8e75d6ef7b\build2.exe
Size 370KB
SHA256 363dd986f98ab17b465354c93bd6f2b391b81593887dc88a0818d3d07264f844
MD5 6a7892ece7e8bf85628e0e769560b7cb
SHA1 e13140e719218b14dd168467a63d481c7259df8c
SHA512 0091f76a7acf12ce121cc89702bbc7116cd91c4d69be1aaded7deabff92f7a913572d50b37b4ea0ac5cec28ceb4d2a505ed5dd7e98fa13ded39d1114a0ca7e7f
SSDEEP 6144:jCLq2MPPV3Jhe4iyIh9zt41PRPWftYjyeI++cjSO1xhr5n1uBNK2VCGMv9T2lhY6:jClg93P1IhZ2nPSuW++8B1B1AvVCK
MD5 SHA1 SHA512 SSDEEP

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build3.exe

Path C:\Users\Admin\AppData\Local\e929816c-e9bb-4be8-9c12-7c8e75d6ef7b\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\e929816c-e9bb-4be8-9c12-7c8e75d6ef7b\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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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\e929816c-e9bb-4be8-9c12-7c8e75d6ef7b\build2.exe
Size 370KB
SHA256 363dd986f98ab17b465354c93bd6f2b391b81593887dc88a0818d3d07264f844
MD5 6a7892ece7e8bf85628e0e769560b7cb
SHA1 e13140e719218b14dd168467a63d481c7259df8c
SHA512 0091f76a7acf12ce121cc89702bbc7116cd91c4d69be1aaded7deabff92f7a913572d50b37b4ea0ac5cec28ceb4d2a505ed5dd7e98fa13ded39d1114a0ca7e7f
SSDEEP 6144:jCLq2MPPV3Jhe4iyIh9zt41PRPWftYjyeI++cjSO1xhr5n1uBNK2VCGMv9T2lhY6:jClg93P1IhZ2nPSuW++8B1B1AvVCK
MD5 SHA1 SHA512 SSDEEP

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build2.exe

Path \Users\Admin\AppData\Local\e929816c-e9bb-4be8-9c12-7c8e75d6ef7b\build2.exe
Size 370KB
SHA256 363dd986f98ab17b465354c93bd6f2b391b81593887dc88a0818d3d07264f844
MD5 6a7892ece7e8bf85628e0e769560b7cb
SHA1 e13140e719218b14dd168467a63d481c7259df8c
SHA512 0091f76a7acf12ce121cc89702bbc7116cd91c4d69be1aaded7deabff92f7a913572d50b37b4ea0ac5cec28ceb4d2a505ed5dd7e98fa13ded39d1114a0ca7e7f
SSDEEP 6144:jCLq2MPPV3Jhe4iyIh9zt41PRPWftYjyeI++cjSO1xhr5n1uBNK2VCGMv9T2lhY6:jClg93P1IhZ2nPSuW++8B1B1AvVCK
MD5 SHA1 SHA512 SSDEEP

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build3.exe

Path \Users\Admin\AppData\Local\e929816c-e9bb-4be8-9c12-7c8e75d6ef7b\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\e929816c-e9bb-4be8-9c12-7c8e75d6ef7b\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/280-71-0x0000000000220000-0x00000000002B2000-memory.dmp

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memory/280-67-0x0000000000220000-0x00000000002B2000-memory.dmp

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memory/964-102-0x0000000000400000-0x000000000046B000-memory.dmp

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memory/964-95-0x0000000000400000-0x000000000046B000-memory.dmp

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memory/964-101-0x0000000000400000-0x000000000046B000-memory.dmp

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memory/1132-89-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/1132-74-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/1132-73-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/1208-61-0x0000000001D40000-0x0000000001E5B000-memory.dmp

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memory/1208-54-0x0000000000220000-0x00000000002B2000-memory.dmp

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memory/1208-58-0x0000000000220000-0x00000000002B2000-memory.dmp

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memory/1528-88-0x00000000002A8000-0x00000000002DA000-memory.dmp

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memory/1528-100-0x0000000001C00000-0x0000000001C57000-memory.dmp

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memory/1528-99-0x00000000002A8000-0x00000000002DA000-memory.dmp

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memory/1652-62-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/1652-55-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/1652-59-0x0000000075D01000-0x0000000075D03000-memory.dmp

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memory/1652-60-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/1652-66-0x0000000000400000-0x0000000000537000-memory.dmp

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