Analysis
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max time kernel
144s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
29-07-2024 23:00
Static task
static1
Behavioral task
behavioral1
Sample
setup.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
setup.exe
Resource
win10v2004-20240709-en
General
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Target
setup.exe
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Size
742KB
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MD5
13fd90197ba55324bd01b9fa97f5295a
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SHA1
313ac91a6ea6e75c0fe75f65d1254905491b59f6
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SHA256
be65a8d884dbb5c292c2ae94591cc6c86909bcd7ddb42588932afaf9ce15728e
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SHA512
a2d7a2b666f712b57f1cbed89598ad783589b93d4e0b67ccbe5d8ac4f8b3faf18c704a5606953319090dbf974f5cd9bc600ee3b7695c47cc92db5d9a8227f6fb
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SSDEEP
12288:hx2+AAPYnxYN43oEFdodmbI+9KvWzFk0QCsX5D7rIOpw9:hx2MYnxsSDd4L+9KOzWdCI5D7EOa9
Malware Config
Extracted
djvu
http://zexeq.com/test2/get.php
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extension
.qapo
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offline_id
VrBq0iLIRHjQLgVRLsN1WK8yFkTCRDCCvPkwnHt1
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payload_url
http://uaery.top/dl/build2.exe
http://zexeq.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-zUVSNg4KRZ 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: 0663Iopd
Signatures
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Detected Djvu ransomware 18 IoCs
Processes:
resource yara_rule behavioral2/memory/1080-2-0x00000000020D0000-0x00000000021EB000-memory.dmp family_djvu behavioral2/memory/780-3-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/780-4-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/780-5-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/780-6-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/780-19-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4336-24-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4336-25-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4336-26-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4336-33-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4336-34-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4336-49-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4336-55-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4336-66-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4336-68-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4336-69-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4336-70-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral2/memory/4336-72-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu -
Djvu Ransomware
Ransomware which is a variant of the STOP family.
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
setup.exesetup.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Control Panel\International\Geo\Nation setup.exe Key value queried \REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Control Panel\International\Geo\Nation setup.exe -
Modifies file permissions 1 TTPs 1 IoCs
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
setup.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\e5c8ba52-7908-4e67-9901-465cc4342d70\\setup.exe\" --AutoStart" setup.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 6 api.2ip.ua 7 api.2ip.ua 27 api.2ip.ua -
Suspicious use of SetThreadContext 2 IoCs
Processes:
setup.exesetup.exedescription pid process target process PID 1080 set thread context of 780 1080 setup.exe setup.exe PID 4712 set thread context of 4336 4712 setup.exe setup.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
setup.exesetup.exesetup.exesetup.exeicacls.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language setup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language setup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language setup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language setup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language icacls.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
setup.exesetup.exepid process 780 setup.exe 780 setup.exe 4336 setup.exe 4336 setup.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
setup.exesetup.exesetup.exedescription pid process target process PID 1080 wrote to memory of 780 1080 setup.exe setup.exe PID 1080 wrote to memory of 780 1080 setup.exe setup.exe PID 1080 wrote to memory of 780 1080 setup.exe setup.exe PID 1080 wrote to memory of 780 1080 setup.exe setup.exe PID 1080 wrote to memory of 780 1080 setup.exe setup.exe PID 1080 wrote to memory of 780 1080 setup.exe setup.exe PID 1080 wrote to memory of 780 1080 setup.exe setup.exe PID 1080 wrote to memory of 780 1080 setup.exe setup.exe PID 1080 wrote to memory of 780 1080 setup.exe setup.exe PID 1080 wrote to memory of 780 1080 setup.exe setup.exe PID 780 wrote to memory of 2944 780 setup.exe icacls.exe PID 780 wrote to memory of 2944 780 setup.exe icacls.exe PID 780 wrote to memory of 2944 780 setup.exe icacls.exe PID 780 wrote to memory of 4712 780 setup.exe setup.exe PID 780 wrote to memory of 4712 780 setup.exe setup.exe PID 780 wrote to memory of 4712 780 setup.exe setup.exe PID 4712 wrote to memory of 4336 4712 setup.exe setup.exe PID 4712 wrote to memory of 4336 4712 setup.exe setup.exe PID 4712 wrote to memory of 4336 4712 setup.exe setup.exe PID 4712 wrote to memory of 4336 4712 setup.exe setup.exe PID 4712 wrote to memory of 4336 4712 setup.exe setup.exe PID 4712 wrote to memory of 4336 4712 setup.exe setup.exe PID 4712 wrote to memory of 4336 4712 setup.exe setup.exe PID 4712 wrote to memory of 4336 4712 setup.exe setup.exe PID 4712 wrote to memory of 4336 4712 setup.exe setup.exe PID 4712 wrote to memory of 4336 4712 setup.exe setup.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\setup.exe"C:\Users\Admin\AppData\Local\Temp\setup.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1080 -
C:\Users\Admin\AppData\Local\Temp\setup.exe"C:\Users\Admin\AppData\Local\Temp\setup.exe"2⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:780 -
C:\Windows\SysWOW64\icacls.exeicacls "C:\Users\Admin\AppData\Local\e5c8ba52-7908-4e67-9901-465cc4342d70" /deny *S-1-1-0:(OI)(CI)(DE,DC)3⤵
- Modifies file permissions
- System Location Discovery: System Language Discovery
PID:2944 -
C:\Users\Admin\AppData\Local\Temp\setup.exe"C:\Users\Admin\AppData\Local\Temp\setup.exe" --Admin IsNotAutoStart IsNotTask3⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4712 -
C:\Users\Admin\AppData\Local\Temp\setup.exe"C:\Users\Admin\AppData\Local\Temp\setup.exe" --Admin IsNotAutoStart IsNotTask4⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:4336
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD57fb5fa1534dcf77f2125b2403b30a0ee
SHA1365d96812a69ac0a4611ea4b70a3f306576cc3ea
SHA25633a39e9ec2133230533a686ec43760026e014a3828c703707acbc150fe40fd6f
SHA512a9279fd60505a1bfeef6fb07834cad0fd5be02fd405573fc1a5f59b991e9f88f5e81c32fe910f69bdc6585e71f02559895149eaf49c25b8ff955459fd60c0d2e
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Filesize
436B
MD5971c514f84bba0785f80aa1c23edfd79
SHA1732acea710a87530c6b08ecdf32a110d254a54c8
SHA256f157ed17fcaf8837fa82f8b69973848c9b10a02636848f995698212a08f31895
SHA51243dc1425d80e170c645a3e3bb56da8c3acd31bd637329e9e37094ac346ac85434df4edcdbefc05ae00aea33a80a88e2af695997a495611217fe6706075a63c58
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B2B9A00839EED1DFDCCC3BFC2F5DF12
Filesize174B
MD549c5ea079f6bf0dec94f9249c49c72e7
SHA104cf5ed84abc142513e5ad546fa51488991d1dc0
SHA25621e4a339f8627abb873081c5337df3318a29a742310095f36fe0c90016830c18
SHA512d7afde8f500aa3bc92c1e494cf1b1d2c48b59615debc7ca74d8f58fa97587c9d2079e3cbe2601aadb30a240e9b62279652573569cf9382cb8da028501584f5f4
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B46811C17859FFB409CF0E904A4AA8F8
Filesize170B
MD5534746d3effe3b93ef39b67deb99ca63
SHA13c35f00af0d137b74bdd95cd16df9cd56f1b1bba
SHA256f1d78cfeeb05cde3e1fe39bdd9174bcbcb3e58bba08b906c098d233887c49e5d
SHA51252b8eeecf7cf8dd00f771110fc2368c68cb0afc4deb78a984c14c17f8f451f35c1dbe2bce72b18b8eb69908989ec50316cd1a1fd10f1d9f3802d9f77167205a7
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Filesize
437B
MD56910426a598bc0b07dd6ca7c2faf5c22
SHA14304d65a08652b167453997e1464cc6ef034be23
SHA256ebfef207462c29030b8a06068c8cbf1cfeae1304813b9cdbfa2d705b314bf692
SHA5125e96757fa5daa336968aa07d5fe5525040a081a547dd6bad55bed4539ad76b3f96aabd38f461efdafa4a427963b2a3187cc40dfa60c74e6c6ddf738176381952
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Filesize
449B
MD5caa078f0348cda98328127c142e3bfed
SHA1e38274d642c806a3affcca8f7e37b61f591c47e6
SHA25691faeb982f34313750a83d74c5464abe4e01357d1a7ea4253973509bc0e9d219
SHA5122e6a5c482b5226079c6b4bd9a706537c372a3b43962f64be6bdd281e3217f963316ef0eba38164890bdf14af6558eb26605320487f0a0c841be9bb813c2ee5d6
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Filesize
742KB
MD513fd90197ba55324bd01b9fa97f5295a
SHA1313ac91a6ea6e75c0fe75f65d1254905491b59f6
SHA256be65a8d884dbb5c292c2ae94591cc6c86909bcd7ddb42588932afaf9ce15728e
SHA512a2d7a2b666f712b57f1cbed89598ad783589b93d4e0b67ccbe5d8ac4f8b3faf18c704a5606953319090dbf974f5cd9bc600ee3b7695c47cc92db5d9a8227f6fb