Analysis
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max time kernel
150s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20241007-en -
resource tags
arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system -
submitted
05-12-2024 14:45
Static task
static1
Behavioral task
behavioral1
Sample
NoMoreRansom.zip
Resource
win11-20241007-en
windows11-21h2-x64
14 signatures
150 seconds
General
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Target
NoMoreRansom.zip
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Size
916KB
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MD5
f315e49d46914e3989a160bbcfc5de85
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SHA1
99654bfeaad090d95deef3a2e9d5d021d2dc5f63
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SHA256
5cbb6442c47708558da29588e0d8ef0b34c4716be4a47e7c715ea844fbcf60d7
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SHA512
224747b15d0713afcb2641f8f3aa1687516d42e045d456b3ed096a42757a6c10c6626672366c9b632349cf6ffe41011724e6f4b684837de9b719d0f351dfd22e
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SSDEEP
24576:+FhIdZxByAl+XiqNk6n3DaeCTLD1yilc7KrBVw1lFVFDqE/zQRsAOfySS:AhAgo2ikhryLD1hcerklFVhqEMiAuySS
Score
10/10
Malware Config
Signatures
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Troldesh family
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Troldesh, Shade, Encoder.858
Troldesh is a ransomware spread by malspam.
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Executes dropped EXE 6 IoCs
pid Process 4532 [email protected] 3516 [email protected] 2212 [email protected] 1724 [email protected] 4408 [email protected] 3448 [email protected] -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2253712635-4068079004-3870069674-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\"" [email protected] -
resource yara_rule behavioral1/memory/4532-13-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/4532-14-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/4532-15-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/4532-16-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/4532-18-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/4532-21-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/4532-22-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/4532-25-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/3516-29-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/2212-31-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/2212-32-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/1724-35-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/4408-38-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/3448-41-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/3516-42-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/2212-45-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/1724-48-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/4408-51-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/3448-54-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/4532-57-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/4532-58-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/4532-59-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/4532-62-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/4532-63-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/4532-64-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/4532-65-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/4532-79-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/4532-80-0x0000000000400000-0x00000000005DE000-memory.dmp upx behavioral1/memory/4532-81-0x0000000000400000-0x00000000005DE000-memory.dmp upx -
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 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language [email protected] Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language [email protected] Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language [email protected] Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language [email protected] Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language [email protected] Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language [email protected] -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000 taskmgr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A taskmgr.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\FriendlyName taskmgr.exe -
Suspicious behavior: EnumeratesProcesses 58 IoCs
pid Process 4532 [email protected] 4532 [email protected] 4532 [email protected] 4532 [email protected] 3516 [email protected] 3516 [email protected] 3516 [email protected] 3516 [email protected] 2212 [email protected] 2212 [email protected] 2212 [email protected] 2212 [email protected] 1724 [email protected] 1724 [email protected] 1724 [email protected] 1724 [email protected] 4408 [email protected] 4408 [email protected] 4408 [email protected] 4408 [email protected] 3448 [email protected] 3448 [email protected] 3448 [email protected] 3448 [email protected] 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3040 7zFM.exe -
Suspicious use of AdjustPrivilegeToken 7 IoCs
description pid Process Token: SeRestorePrivilege 3040 7zFM.exe Token: 35 3040 7zFM.exe Token: SeSecurityPrivilege 3040 7zFM.exe Token: SeSecurityPrivilege 3040 7zFM.exe Token: SeDebugPrivilege 1160 taskmgr.exe Token: SeSystemProfilePrivilege 1160 taskmgr.exe Token: SeCreateGlobalPrivilege 1160 taskmgr.exe -
Suspicious use of FindShellTrayWindow 48 IoCs
pid Process 3040 7zFM.exe 3040 7zFM.exe 3040 7zFM.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe -
Suspicious use of SendNotifyMessage 45 IoCs
pid Process 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe 1160 taskmgr.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3040 wrote to memory of 4532 3040 7zFM.exe 77 PID 3040 wrote to memory of 4532 3040 7zFM.exe 77 PID 3040 wrote to memory of 4532 3040 7zFM.exe 77
Processes
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C:\Program Files\7-Zip\7zFM.exe"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\NoMoreRansom.zip"1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3040 -
C:\Users\Admin\AppData\Local\Temp\7zO0EB3D2C7\[email protected]"C:\Users\Admin\AppData\Local\Temp\7zO0EB3D2C7\[email protected]"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:4532
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C:\Users\Admin\Desktop\[email protected]"C:\Users\Admin\Desktop\[email protected]"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:3516
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C:\Users\Admin\Desktop\[email protected]"C:\Users\Admin\Desktop\[email protected]"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2212
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C:\Users\Admin\Desktop\[email protected]"C:\Users\Admin\Desktop\[email protected]"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1724
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C:\Users\Admin\Desktop\[email protected]"C:\Users\Admin\Desktop\[email protected]"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:4408
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C:\Users\Admin\Desktop\[email protected]"C:\Users\Admin\Desktop\[email protected]"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:3448
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C:\Windows\system32\taskmgr.exe"C:\Windows\system32\taskmgr.exe" /01⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1160
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\7zO0EB3D2C7\[email protected]
Filesize1.4MB
MD563210f8f1dde6c40a7f3643ccf0ff313
SHA157edd72391d710d71bead504d44389d0462ccec9
SHA2562aab13d49b60001de3aa47fb8f7251a973faa7f3c53a3840cdf5fd0b26e9a09f
SHA51287a89e8ab85be150a783a9f8d41797cfa12f86fdccb48f2180c0498bfd2b1040b730dee4665fe2c83b98d436453680226051b7f1532e1c0e0cda0cf702e80a11