Analysis
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max time kernel
147s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
17-04-2024 12:56
Static task
static1
Behavioral task
behavioral1
Sample
81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe
Resource
win10v2004-20240412-en
General
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Target
81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe
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Size
115KB
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MD5
7e18b037a068c56417fb8e56aa7e49e8
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SHA1
f6739569a24358c8c060d7131be70712f70f36e0
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SHA256
81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed
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SHA512
d6188e5536b6e0b5c49d572e35155d633c11fd30bc8d4bf4ea87fea7196ae2f67bca364a0afaeed8209e5d4b2be0b98d81c49293d3fed95c70c8388b8387899d
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SSDEEP
1536:AkdeUcaK8Qz4PQIUnq5WMrAmyopACC9ICS4A0vh4NKwTNA28V5/Ogsck:mlnXEXyk7yvh4NKwTNF8V8v
Malware Config
Extracted
C:\Users\id59788s-readme.txt
sodinokibi
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/ADB48A4231798669
http://decryptor.cc/ADB48A4231798669
Signatures
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Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
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Enumerates connected drives 3 TTPs 25 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exedescription ioc process File opened (read-only) \??\E: 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened (read-only) \??\K: 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened (read-only) \??\P: 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened (read-only) \??\Q: 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened (read-only) \??\M: 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened (read-only) \??\S: 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened (read-only) \??\R: 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened (read-only) \??\U: 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened (read-only) \??\W: 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened (read-only) \??\Z: 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened (read-only) \??\D: 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened (read-only) \??\Y: 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened (read-only) \??\F: 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened (read-only) \??\A: 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened (read-only) \??\J: 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened (read-only) \??\O: 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened (read-only) \??\T: 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened (read-only) \??\V: 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened (read-only) \??\G: 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened (read-only) \??\H: 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened (read-only) \??\X: 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened (read-only) \??\I: 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened (read-only) \??\B: 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened (read-only) \??\L: 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened (read-only) \??\N: 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
Processes:
81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-776854024-226333264-2052258302-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\7iq414n.bmp" 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe -
Drops file in Program Files directory 19 IoCs
Processes:
81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exedescription ioc process File opened for modification \??\c:\program files\CompareConfirm.jpeg 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened for modification \??\c:\program files\MountResize.i64 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened for modification \??\c:\program files\OutRename.reg 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened for modification \??\c:\program files\PublishGet.pot 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened for modification \??\c:\program files\ResetEnter.ttf 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened for modification \??\c:\program files\SuspendComplete.emf 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File created \??\c:\program files\id59788s-readme.txt 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened for modification \??\c:\program files\BlockUpdate.potm 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened for modification \??\c:\program files\DismountRedo.pcx 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened for modification \??\c:\program files\ReadUnlock.jpg 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened for modification \??\c:\program files\StepGrant.mov 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened for modification \??\c:\program files\TestResolve.xls 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened for modification \??\c:\program files\TraceUnprotect.edrwx 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File created \??\c:\program files (x86)\id59788s-readme.txt 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened for modification \??\c:\program files\ClearStep.otf 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened for modification \??\c:\program files\CompareDismount.avi 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened for modification \??\c:\program files\HideGroup.pcx 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened for modification \??\c:\program files\LimitConnect.xml 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe File opened for modification \??\c:\program files\LockSuspend.php 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exedescription pid process Token: SeTakeOwnershipPrivilege 4964 81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe"C:\Users\Admin\AppData\Local\Temp\81689f1be92c8fb7e94fe241441c7eb43cfb77c6d23592b0248566bd709ff2ed.exe"1⤵
- Enumerates connected drives
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
PID:4964
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
6KB
MD573b1c094d4be5e23e722cddbef63d511
SHA11cec6d9d41e5ef713b0ebe36720db74876dee3cc
SHA256e055999c76503006fcf9c8c2e9e9e4a95098c033d38e682d7d098a8a0f9bcf12
SHA51252c7235214e7d5cb18166a4df0166880ce846d7fdc5b3119f50d7f3df2a72737fe08e998f37850632cc5f39b21f150a1c6164bd0d9847461aabc35d8c1fe3b4c