djvu | 27634df7f9cf202584abb8c0a28822e18e197073a274d2e988638a53a019b3ed

Analysis

max time kernel
142s
max time network
133s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
06/04/2023, 21:33

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General

Target

cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe
Size

691KB
MD5

e79ef59b625dee8067807985e0506eb5
SHA1

f765ae06a338aa095518b5241d4abc7df33a8ee5
SHA256

cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb
SHA512

7603837f73137a1ba47ad16caddcec0020cf995c642b7b394f22ae2b44b62da439b7128fcad53850d00a0e2f75cdfa1e29f6cc52b5be129942bdbaac4cb68a9c
SSDEEP

12288:p18lxoiEPb9GTLlRRhA8D7Sf0n0jCp/u2GWaEpUUE93o:wnkRGHfA8DWWMChGW+0

Score

10^/10

djvu discovery persistence ransomware

Malware Config

Extracted

Family

djvu

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

Attributes

extension
.kifr
offline_id
iIlWwF8bQ6n1I71JdbwrJ0LNue9L0IeEoD6KAJt1
payload_url
http://uaery.top/dl/build2.exe

http://zexeq.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-lEbmgnjBGi 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: 0683JOsie

rsa_pubkey.plain

Signatures

Detected Djvu ransomware 14 IoCs

resource	yara_rule
behavioral1/memory/532-56-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1724-58-0x0000000001E10000-0x0000000001F2B000-memory.dmp	family_djvu
behavioral1/memory/532-59-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/532-60-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/532-99-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1772-105-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1772-121-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1772-122-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1772-123-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1772-127-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1772-129-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1772-130-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1772-131-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1772-143-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu

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

Executes dropped EXE 2 IoCs

pid	Process
1048	build3.exe
1796	mstsca.exe

Loads dropped DLL 2 IoCs

pid	Process
1772	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe
1772	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
1708	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-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\60db1bcf-b911-4c7d-8ec5-32bddc2ca8ef\\cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe\" --AutoStart"	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.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 2 IoCs

description	pid	Process	procid_target
PID 1724 set thread context of 532	1724	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	28
PID 1752 set thread context of 1772	1752	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	33

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
1764	schtasks.exe
616	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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	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
532	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe
532	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe
1772	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe
1772	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe

Suspicious use of WriteProcessMemory 46 IoCs

description	pid	Process	procid_target
PID 1724 wrote to memory of 532	1724	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	28
PID 1724 wrote to memory of 532	1724	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	28
PID 1724 wrote to memory of 532	1724	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	28
PID 1724 wrote to memory of 532	1724	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	28
PID 1724 wrote to memory of 532	1724	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	28
PID 1724 wrote to memory of 532	1724	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	28
PID 1724 wrote to memory of 532	1724	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	28
PID 1724 wrote to memory of 532	1724	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	28
PID 1724 wrote to memory of 532	1724	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	28
PID 1724 wrote to memory of 532	1724	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	28
PID 1724 wrote to memory of 532	1724	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	28
PID 532 wrote to memory of 1708	532	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	31
PID 532 wrote to memory of 1708	532	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	31
PID 532 wrote to memory of 1708	532	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	31
PID 532 wrote to memory of 1708	532	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	31
PID 532 wrote to memory of 1752	532	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	32
PID 532 wrote to memory of 1752	532	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	32
PID 532 wrote to memory of 1752	532	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	32
PID 532 wrote to memory of 1752	532	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	32
PID 1752 wrote to memory of 1772	1752	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	33
PID 1752 wrote to memory of 1772	1752	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	33
PID 1752 wrote to memory of 1772	1752	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	33
PID 1752 wrote to memory of 1772	1752	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	33
PID 1752 wrote to memory of 1772	1752	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	33
PID 1752 wrote to memory of 1772	1752	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	33
PID 1752 wrote to memory of 1772	1752	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	33
PID 1752 wrote to memory of 1772	1752	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	33
PID 1752 wrote to memory of 1772	1752	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	33
PID 1752 wrote to memory of 1772	1752	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	33
PID 1752 wrote to memory of 1772	1752	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	33
PID 1772 wrote to memory of 1048	1772	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	35
PID 1772 wrote to memory of 1048	1772	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	35
PID 1772 wrote to memory of 1048	1772	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	35
PID 1772 wrote to memory of 1048	1772	cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe	35
PID 1048 wrote to memory of 1764	1048	build3.exe	36
PID 1048 wrote to memory of 1764	1048	build3.exe	36
PID 1048 wrote to memory of 1764	1048	build3.exe	36
PID 1048 wrote to memory of 1764	1048	build3.exe	36
PID 804 wrote to memory of 1796	804	taskeng.exe	39
PID 804 wrote to memory of 1796	804	taskeng.exe	39
PID 804 wrote to memory of 1796	804	taskeng.exe	39
PID 804 wrote to memory of 1796	804	taskeng.exe	39
PID 1796 wrote to memory of 616	1796	mstsca.exe	40
PID 1796 wrote to memory of 616	1796	mstsca.exe	40
PID 1796 wrote to memory of 616	1796	mstsca.exe	40
PID 1796 wrote to memory of 616	1796	mstsca.exe	40

C:\Users\Admin\AppData\Local\Temp\cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe
"C:\Users\Admin\AppData\Local\Temp\cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1724
- C:\Users\Admin\AppData\Local\Temp\cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe
  "C:\Users\Admin\AppData\Local\Temp\cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe"
  2⤵
  - Adds Run key to start application
  - Modifies system certificate store
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:532
- - C:\Windows\SysWOW64\icacls.exe
    icacls "C:\Users\Admin\AppData\Local\60db1bcf-b911-4c7d-8ec5-32bddc2ca8ef" /deny *S-1-1-0:(OI)(CI)(DE,DC)
    3⤵
    - Modifies file permissions
    PID:1708
- - C:\Users\Admin\AppData\Local\Temp\cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe
    "C:\Users\Admin\AppData\Local\Temp\cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe" --Admin IsNotAutoStart IsNotTask
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:1752
  - - C:\Users\Admin\AppData\Local\Temp\cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe
      "C:\Users\Admin\AppData\Local\Temp\cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe" --Admin IsNotAutoStart IsNotTask
      4⤵
      Loads dropped DLL
      Modifies system certificate store
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:1772
    - - C:\Users\Admin\AppData\Local\919b165e-f590-4c7e-93ff-6ffc6e4d0b29\build3.exe
        
        "C:\Users\Admin\AppData\Local\919b165e-f590-4c7e-93ff-6ffc6e4d0b29\build3.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of WriteProcessMemory
        
        PID:1048
      - 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:1764

C:\Windows\system32\taskeng.exe
taskeng.exe {0441C4FD-948F-4204-B1D0-1393B56EF617} S-1-5-21-2647223082-2067913677-935928954-1000:BPOQNXYB\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:804
- 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:1796
- - 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:616

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

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

Filesize
2KB

MD5
76a44c88579ed3e3d8ab8478d3cbc539

SHA1
539ac9f837efb72f7c9131b8974b747e7f65c049

SHA256
ba7af773db817754379099994f9bc4447dcdd2c2160137fafc1a4a88f68a89a5

SHA512
772aa0b4c0e8816ed1aa6be6ce3de1b62777bf34adc4db5b9c547e00f53112fd4b7c79481f7f10bc72be83fb0298f9c57fdb715dd70292d2bdc1fbe773178558

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
61KB

MD5
e71c8443ae0bc2e282c73faead0a6dd3

SHA1
0c110c1b01e68edfacaeae64781a37b1995fa94b

SHA256
95b0a5acc5bf70d3abdfd091d0c9f9063aa4fde65bd34dbf16786082e1992e72

SHA512
b38458c7fa2825afb72794f374827403d5946b1132e136a0ce075dfd351277cf7d957c88dc8a1e4adc3bcae1fa8010dae3831e268e910d517691de24326391a6

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
61KB

MD5
e71c8443ae0bc2e282c73faead0a6dd3

SHA1
0c110c1b01e68edfacaeae64781a37b1995fa94b

SHA256
95b0a5acc5bf70d3abdfd091d0c9f9063aa4fde65bd34dbf16786082e1992e72

SHA512
b38458c7fa2825afb72794f374827403d5946b1132e136a0ce075dfd351277cf7d957c88dc8a1e4adc3bcae1fa8010dae3831e268e910d517691de24326391a6

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

Filesize
1KB

MD5
c97719e1ef3b8a984fefecd795e00952

SHA1
840ddea4fb5b5bd686561ca3773e41ec0bb6eebc

SHA256
b2e05305cab46dd563531bf03b63104237845b7279f7b986d8659bf63f3de3a0

SHA512
bb24c4e897b044615c19d1d8496d73c8ed2a058d44167099616c9f02707409ca3a50d39ff4a1d644586fbda3bf797f2b62251a631b7379c39f9a912d446c54b0

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

Filesize
488B

MD5
3725abbf62583ee4b8aae143bee3ea4d

SHA1
db07af82f7d3f0c573f9e3a9b58d9a2000a84b9c

SHA256
0894a898249ee29fd9d2f41dcf0c2ce249e3d6eb8335334c9af8c19c658edbd7

SHA512
fbcc02b787be95dff5a832df5d140653a977c669b6c934f0886cc6ace5183727ddfe72013c56a0a473a7ad8a79a361ef8f6805d4cd4ce191efa7381ff26dfc59

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
304B

MD5
6ce43f8fdec9d6f3bf8e1019337eb408

SHA1
665ebae3fbed027b8245f888d758d0b14c2b079d

SHA256
cd44145ba458b11a3bbc7fc507a085dce272fa1f38f34da9074eba74174e72ca

SHA512
3111c6406a9bb935cedce2cf0b1bebdc8d69071704e0db15aed511419cfec54317b011e25d74b80e1829bf87383dfc88f414697501abdd3b94984d67a688e5b2

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

Filesize
482B

MD5
f9188197fccd03dace6f1b91ee30da58

SHA1
2fa0aa0b53dbf437062b481beca898af6cacc0ee

SHA256
33f4cf89dd1d851c41980e6e223b346a067dd5e5fdf1be33b94a10169726f5a4

SHA512
ccba153bb045f4ea55c63789ce0c95bde51f46d66c489a2fa00994e98700fa1258a34d342599ab0d5b136e661a1801fd82825ddf3e873b96f56c315544c09313

Download Submit
C:\Users\Admin\AppData\Local\60db1bcf-b911-4c7d-8ec5-32bddc2ca8ef\cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb.exe

Filesize
691KB

MD5
e79ef59b625dee8067807985e0506eb5

SHA1
f765ae06a338aa095518b5241d4abc7df33a8ee5

SHA256
cda9f5037aff065e59e3709e79a7528e0a4bbb9bd12a43a28264b8f5f0e200fb

SHA512
7603837f73137a1ba47ad16caddcec0020cf995c642b7b394f22ae2b44b62da439b7128fcad53850d00a0e2f75cdfa1e29f6cc52b5be129942bdbaac4cb68a9c

Download Submit
C:\Users\Admin\AppData\Local\919b165e-f590-4c7e-93ff-6ffc6e4d0b29\build3.exe

Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
C:\Users\Admin\AppData\Local\919b165e-f590-4c7e-93ff-6ffc6e4d0b29\build3.exe

Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
C:\Users\Admin\AppData\Local\919b165e-f590-4c7e-93ff-6ffc6e4d0b29\build3.exe

Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar2C31.tmp

Filesize
161KB

MD5
be2bec6e8c5653136d3e72fe53c98aa3

SHA1
a8182d6db17c14671c3d5766c72e58d87c0810de

SHA256
1919aab2a820642490169bdc4e88bd1189e22f83e7498bf8ebdfb62ec7d843fd

SHA512
0d1424ccdf0d53faf3f4e13d534e12f22388648aa4c23edbc503801e3c96b7f73c7999b760b5bef4b5e9dd923dffe21a21889b1ce836dd428420bf0f4f5327ff

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

Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

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

Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
\Users\Admin\AppData\Local\919b165e-f590-4c7e-93ff-6ffc6e4d0b29\build3.exe

Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
\Users\Admin\AppData\Local\919b165e-f590-4c7e-93ff-6ffc6e4d0b29\build3.exe

Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
memory/532-99-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/532-60-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/532-59-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/532-56-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/532-55-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1724-54-0x00000000002A0000-0x0000000000331000-memory.dmp

Filesize
580KB

Download
memory/1724-58-0x0000000001E10000-0x0000000001F2B000-memory.dmp

Filesize
1.1MB

Download
memory/1752-100-0x0000000000300000-0x0000000000391000-memory.dmp

Filesize
580KB

Download
memory/1772-131-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1772-130-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1772-129-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1772-127-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1772-143-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1772-123-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1772-122-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1772-121-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1772-105-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download