Analysis
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max time kernel
100s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
16/01/2023, 03:36
Static task
static1
Behavioral task
behavioral1
Sample
8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe
Resource
win10v2004-20221111-en
General
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Target
8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe
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Size
728KB
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MD5
2da6d4339db80838dc502db0b617cb73
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SHA1
8ddff06b81d2730a5c0936b58fb09a152e2d344c
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SHA256
8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825
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SHA512
c8c79587f89ee67a05b4ba21948c1ae4c4685be17dc84d7d2406578ac64ee43f898ebb3e79f7c3668e8bded1598a59be9bf42fd9127064c5945d65fef9c68241
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SSDEEP
12288:+3oNJLaCPOdT2vjjbRSoXl5EdcIzHDdnKmMrGjkAhiLKsV6a/CMyPDCKAZs:+4NJLapT0JSc58n1D3iPd/YPD7A
Malware Config
Extracted
djvu
http://spaceris.com/test1/get.php
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extension
.poqw
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offline_id
ZMk7348t4yGVy3t2uxofhOwYXOGjluI9PiRO8dt1
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payload_url
http://uaery.top/dl/build2.exe
http://spaceris.com/files/1/build3.exe
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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-GTrvfBi8hs 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: 0632JOsie
Extracted
vidar
2
19
https://t.me/tgdatapacks
https://steamcommunity.com/profiles/76561199469677637
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profile_id
19
Signatures
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Detected Djvu ransomware 10 IoCs
resource yara_rule behavioral1/memory/1240-133-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/1240-134-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/1240-137-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/4620-136-0x0000000004B10000-0x0000000004C2B000-memory.dmp family_djvu behavioral1/memory/1240-138-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/1240-142-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/3924-145-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/3924-147-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/3924-148-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/3924-164-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu -
Djvu Ransomware
Ransomware which is a variant of the STOP family.
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Downloads MZ/PE file
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Executes dropped EXE 4 IoCs
pid Process 620 build2.exe 1536 build3.exe 1412 build2.exe 4136 mstsca.exe -
Checks computer location settings 2 TTPs 3 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe Key value queried \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation build2.exe Key value queried \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe -
Loads dropped DLL 2 IoCs
pid Process 1412 build2.exe 1412 build2.exe -
Modifies file permissions 1 TTPs 1 IoCs
pid Process 1632 icacls.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\682eb939-1c5e-4131-aa53-1f87b19be51c\\8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe\" --AutoStart" 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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 5 api.2ip.ua 13 api.2ip.ua 14 api.2ip.ua -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 4620 set thread context of 1240 4620 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 80 PID 1884 set thread context of 3924 1884 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 84 PID 620 set thread context of 1412 620 build2.exe 89 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
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.
pid Process 3260 schtasks.exe 3408 schtasks.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 1608 timeout.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1240 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 1240 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 3924 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 3924 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 1412 build2.exe 1412 build2.exe -
Suspicious use of WriteProcessMemory 53 IoCs
description pid Process procid_target PID 4620 wrote to memory of 1240 4620 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 80 PID 4620 wrote to memory of 1240 4620 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 80 PID 4620 wrote to memory of 1240 4620 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 80 PID 4620 wrote to memory of 1240 4620 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 80 PID 4620 wrote to memory of 1240 4620 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 80 PID 4620 wrote to memory of 1240 4620 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 80 PID 4620 wrote to memory of 1240 4620 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 80 PID 4620 wrote to memory of 1240 4620 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 80 PID 4620 wrote to memory of 1240 4620 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 80 PID 4620 wrote to memory of 1240 4620 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 80 PID 1240 wrote to memory of 1632 1240 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 81 PID 1240 wrote to memory of 1632 1240 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 81 PID 1240 wrote to memory of 1632 1240 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 81 PID 1240 wrote to memory of 1884 1240 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 82 PID 1240 wrote to memory of 1884 1240 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 82 PID 1240 wrote to memory of 1884 1240 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 82 PID 1884 wrote to memory of 3924 1884 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 84 PID 1884 wrote to memory of 3924 1884 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 84 PID 1884 wrote to memory of 3924 1884 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 84 PID 1884 wrote to memory of 3924 1884 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 84 PID 1884 wrote to memory of 3924 1884 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 84 PID 1884 wrote to memory of 3924 1884 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 84 PID 1884 wrote to memory of 3924 1884 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 84 PID 1884 wrote to memory of 3924 1884 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 84 PID 1884 wrote to memory of 3924 1884 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 84 PID 1884 wrote to memory of 3924 1884 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 84 PID 3924 wrote to memory of 620 3924 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 85 PID 3924 wrote to memory of 620 3924 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 85 PID 3924 wrote to memory of 620 3924 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 85 PID 3924 wrote to memory of 1536 3924 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 86 PID 3924 wrote to memory of 1536 3924 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 86 PID 3924 wrote to memory of 1536 3924 8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe 86 PID 1536 wrote to memory of 3260 1536 build3.exe 87 PID 1536 wrote to memory of 3260 1536 build3.exe 87 PID 1536 wrote to memory of 3260 1536 build3.exe 87 PID 620 wrote to memory of 1412 620 build2.exe 89 PID 620 wrote to memory of 1412 620 build2.exe 89 PID 620 wrote to memory of 1412 620 build2.exe 89 PID 620 wrote to memory of 1412 620 build2.exe 89 PID 620 wrote to memory of 1412 620 build2.exe 89 PID 620 wrote to memory of 1412 620 build2.exe 89 PID 620 wrote to memory of 1412 620 build2.exe 89 PID 620 wrote to memory of 1412 620 build2.exe 89 PID 620 wrote to memory of 1412 620 build2.exe 89 PID 1412 wrote to memory of 1244 1412 build2.exe 94 PID 1412 wrote to memory of 1244 1412 build2.exe 94 PID 1412 wrote to memory of 1244 1412 build2.exe 94 PID 1244 wrote to memory of 1608 1244 cmd.exe 96 PID 1244 wrote to memory of 1608 1244 cmd.exe 96 PID 1244 wrote to memory of 1608 1244 cmd.exe 96 PID 4136 wrote to memory of 3408 4136 mstsca.exe 101 PID 4136 wrote to memory of 3408 4136 mstsca.exe 101 PID 4136 wrote to memory of 3408 4136 mstsca.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe"C:\Users\Admin\AppData\Local\Temp\8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4620 -
C:\Users\Admin\AppData\Local\Temp\8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe"C:\Users\Admin\AppData\Local\Temp\8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe"2⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1240 -
C:\Windows\SysWOW64\icacls.exeicacls "C:\Users\Admin\AppData\Local\682eb939-1c5e-4131-aa53-1f87b19be51c" /deny *S-1-1-0:(OI)(CI)(DE,DC)3⤵
- Modifies file permissions
PID:1632
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C:\Users\Admin\AppData\Local\Temp\8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe"C:\Users\Admin\AppData\Local\Temp\8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe" --Admin IsNotAutoStart IsNotTask3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1884 -
C:\Users\Admin\AppData\Local\Temp\8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe"C:\Users\Admin\AppData\Local\Temp\8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe" --Admin IsNotAutoStart IsNotTask4⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3924 -
C:\Users\Admin\AppData\Local\590ec89d-37ac-40de-bd4e-4eb0d42f23ba\build2.exe"C:\Users\Admin\AppData\Local\590ec89d-37ac-40de-bd4e-4eb0d42f23ba\build2.exe"5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:620 -
C:\Users\Admin\AppData\Local\590ec89d-37ac-40de-bd4e-4eb0d42f23ba\build2.exe"C:\Users\Admin\AppData\Local\590ec89d-37ac-40de-bd4e-4eb0d42f23ba\build2.exe"6⤵
- Executes dropped EXE
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1412 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\590ec89d-37ac-40de-bd4e-4eb0d42f23ba\build2.exe" & exit7⤵
- Suspicious use of WriteProcessMemory
PID:1244 -
C:\Windows\SysWOW64\timeout.exetimeout /t 68⤵
- Delays execution with timeout.exe
PID:1608
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C:\Users\Admin\AppData\Local\590ec89d-37ac-40de-bd4e-4eb0d42f23ba\build3.exe"C:\Users\Admin\AppData\Local\590ec89d-37ac-40de-bd4e-4eb0d42f23ba\build3.exe"5⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1536 -
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:3260
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C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4136 -
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"2⤵
- Creates scheduled task(s)
PID:3408
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
133KB
MD58f73c08a9660691143661bf7332c3c27
SHA137fa65dd737c50fda710fdbde89e51374d0c204a
SHA2563fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd
SHA5120042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89
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Filesize
1.2MB
MD5bfac4e3c5908856ba17d41edcd455a51
SHA18eec7e888767aa9e4cca8ff246eb2aacb9170428
SHA256e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78
SHA5122565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66
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Filesize
422KB
MD5866933fee5234be619d89a6d6a60bd88
SHA1fd279d026264dbb75ea46be965ea163d94d67f0c
SHA256ab6396ad69a961a9f879e58725ed66fa01f7add478b61cbaf4db1f26a9e47185
SHA512fab7b9cfa5c38cff35068334b8525fcc1c6a5ca694f379db3322fc1bd8df9bbfa3446504297fec4c42c55e805fee2be9f96a3eff8eed7db72816a080aff7933d
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Filesize
422KB
MD5866933fee5234be619d89a6d6a60bd88
SHA1fd279d026264dbb75ea46be965ea163d94d67f0c
SHA256ab6396ad69a961a9f879e58725ed66fa01f7add478b61cbaf4db1f26a9e47185
SHA512fab7b9cfa5c38cff35068334b8525fcc1c6a5ca694f379db3322fc1bd8df9bbfa3446504297fec4c42c55e805fee2be9f96a3eff8eed7db72816a080aff7933d
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Filesize
422KB
MD5866933fee5234be619d89a6d6a60bd88
SHA1fd279d026264dbb75ea46be965ea163d94d67f0c
SHA256ab6396ad69a961a9f879e58725ed66fa01f7add478b61cbaf4db1f26a9e47185
SHA512fab7b9cfa5c38cff35068334b8525fcc1c6a5ca694f379db3322fc1bd8df9bbfa3446504297fec4c42c55e805fee2be9f96a3eff8eed7db72816a080aff7933d
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Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
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Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
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C:\Users\Admin\AppData\Local\682eb939-1c5e-4131-aa53-1f87b19be51c\8200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825.exe
Filesize728KB
MD52da6d4339db80838dc502db0b617cb73
SHA18ddff06b81d2730a5c0936b58fb09a152e2d344c
SHA2568200ffefbaed4d91a44172a25273bfba65b0676c2f1045568d05a80cf4772825
SHA512c8c79587f89ee67a05b4ba21948c1ae4c4685be17dc84d7d2406578ac64ee43f898ebb3e79f7c3668e8bded1598a59be9bf42fd9127064c5945d65fef9c68241
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Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
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Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a