Analysis
-
max time kernel
122s -
max time network
124s -
platform
windows10_x64 -
resource
win10-en-20211104 -
submitted
30-11-2021 08:46
Static task
static1
Behavioral task
behavioral1
Sample
9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe
Resource
win10-en-20211104
General
-
Target
9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe
-
Size
706KB
-
MD5
850552281eac257de62c6f84dc2c1781
-
SHA1
52cfe872bcd85c06270424f9d0b426b8ba4ec3f8
-
SHA256
9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b
-
SHA512
6de71e72541821f08b7915023a6c9dbb20c2cba761752d92b1827e721ca7e765b514cb540ee472f152f8d4d99b0dc0d8866c9279fc3814f3dcad8ce02c6a8b18
Malware Config
Extracted
djvu
http://tzgl.org/fhsgtsspen6/get.php
-
extension
.moia
-
offline_id
K3PMMX2aWwpnYby88Dzg7tmaIW7Tv0HMWvSyr7t1
-
payload_url
http://kotob.top/dl/build2.exe
http://tzgl.org/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-rIyEiK9ekc 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: 0355gSd743d
Signatures
-
Detected Djvu ransomware 6 IoCs
Processes:
resource yara_rule behavioral1/memory/2236-118-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/2236-119-0x0000000000424141-mapping.dmp family_djvu behavioral1/memory/3580-121-0x0000000004B20000-0x0000000004C3B000-memory.dmp family_djvu behavioral1/memory/2236-122-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/4376-127-0x0000000000424141-mapping.dmp family_djvu behavioral1/memory/4376-132-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu -
Djvu Ransomware
Ransomware which is a variant of the STOP family.
-
Modifies file permissions 1 TTPs 1 IoCs
-
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\f2d445eb-20b6-4108-a697-4b28c4ac0c7c\\9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe\" --AutoStart" 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.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.
Processes:
flow ioc 7 api.2ip.ua 8 api.2ip.ua 26 api.2ip.ua -
Suspicious use of SetThreadContext 2 IoCs
Processes:
9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exedescription pid process target process PID 3580 set thread context of 2236 3580 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe PID 4420 set thread context of 4376 4420 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Processes:
9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exepid process 2236 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 2236 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 4376 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 4376 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exedescription pid process target process PID 3580 wrote to memory of 2236 3580 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe PID 3580 wrote to memory of 2236 3580 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe PID 3580 wrote to memory of 2236 3580 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe PID 3580 wrote to memory of 2236 3580 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe PID 3580 wrote to memory of 2236 3580 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe PID 3580 wrote to memory of 2236 3580 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe PID 3580 wrote to memory of 2236 3580 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe PID 3580 wrote to memory of 2236 3580 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe PID 3580 wrote to memory of 2236 3580 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe PID 3580 wrote to memory of 2236 3580 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe PID 2236 wrote to memory of 4356 2236 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe icacls.exe PID 2236 wrote to memory of 4356 2236 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe icacls.exe PID 2236 wrote to memory of 4356 2236 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe icacls.exe PID 2236 wrote to memory of 4420 2236 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe PID 2236 wrote to memory of 4420 2236 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe PID 2236 wrote to memory of 4420 2236 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe PID 4420 wrote to memory of 4376 4420 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe PID 4420 wrote to memory of 4376 4420 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe PID 4420 wrote to memory of 4376 4420 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe PID 4420 wrote to memory of 4376 4420 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe PID 4420 wrote to memory of 4376 4420 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe PID 4420 wrote to memory of 4376 4420 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe PID 4420 wrote to memory of 4376 4420 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe PID 4420 wrote to memory of 4376 4420 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe PID 4420 wrote to memory of 4376 4420 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe PID 4420 wrote to memory of 4376 4420 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe 9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe"C:\Users\Admin\AppData\Local\Temp\9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3580 -
C:\Users\Admin\AppData\Local\Temp\9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe"C:\Users\Admin\AppData\Local\Temp\9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe"2⤵
- Adds Run key to start application
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2236 -
C:\Windows\SysWOW64\icacls.exeicacls "C:\Users\Admin\AppData\Local\f2d445eb-20b6-4108-a697-4b28c4ac0c7c" /deny *S-1-1-0:(OI)(CI)(DE,DC)3⤵
- Modifies file permissions
PID:4356
-
-
C:\Users\Admin\AppData\Local\Temp\9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe"C:\Users\Admin\AppData\Local\Temp\9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe" --Admin IsNotAutoStart IsNotTask3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4420 -
C:\Users\Admin\AppData\Local\Temp\9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe"C:\Users\Admin\AppData\Local\Temp\9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe" --Admin IsNotAutoStart IsNotTask4⤵
- Suspicious behavior: EnumeratesProcesses
PID:4376
-
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
MD5e15da05c12224abc690b1eb313a20137
SHA180f6284e35fa09eda4e69a5a866f052c9077e1f1
SHA2569708014af393827b1df1614e6d4d99de56f13fbda613e2ead63416a9c2c6e31c
SHA5124d41f757804943d5344476747024dd94aaa6d414d9b1652f9865927234d40c271a42468cde38c2bd68f6e833783ae8ea93727d2eb9e8c24263673eb8dd6b9937
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
MD52bef96fbf39da6a765ed4d36db41fc5a
SHA1af8b93b370a8bfd932552f840d54da310b51c071
SHA2569cf840b96cb69e5c7f2b93630f63e44c20ba7240ce29ffa7e5de6e648c57d3c8
SHA512a05166997abf2f29a1867f2ed649555eb5b153448087025b0d1a77cc14f78da0052a81bfd44d360731ca8b6520646b0d3e51e8fbbc2e045b990505dd46fa24d7
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
MD58b261124931c737121e5f9987231b57c
SHA1332e44b33aee15c375707f0a8b51a972e6871cfc
SHA256215f717cabf2635901a3dc942d4aa5e089ac6ebbf09b2ac985ac5df73b88625f
SHA512e3b1a5d96f50985dac0eadd1a8e82cb0216fc50c3d4bfd5ae51fc862f438345360a32faf11ba386d9b7aae64b325b559b5ed7f6453d77ff70457c3adf6da14b0
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
MD544106dc6bd7573b87f565d0cfbaadb3f
SHA1a43b37e81b4ba81c24ae44222e246e6461c11d99
SHA25610e661186f16384289ef0ab9de39cefb7a250a25d31117c8e748f74a641b46ae
SHA512eba99dc2272c8ad8c6091f57ceb80b36261be202f5782badf5109415ae506b1939afd004436aad279393d17e991055a59e4f39d0bc2c8d0a50764acdbd8a0f7d
-
C:\Users\Admin\AppData\Local\f2d445eb-20b6-4108-a697-4b28c4ac0c7c\9f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b.exe
MD5850552281eac257de62c6f84dc2c1781
SHA152cfe872bcd85c06270424f9d0b426b8ba4ec3f8
SHA2569f47ac91a26cc3741741f0beb82c9c4f99f6ab1f44a1b6598ac5d7057471436b
SHA5126de71e72541821f08b7915023a6c9dbb20c2cba761752d92b1827e721ca7e765b514cb540ee472f152f8d4d99b0dc0d8866c9279fc3814f3dcad8ce02c6a8b18