396f1f4e3a1a19acb953d4acd57f11532debee7712124f36c11de96d32c01899

Analysis

max time kernel
149s
max time network
151s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260706-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
08/07/2026, 11:56

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General

Target
Blank-main/install_python.bat
Size 749B
Sample260708-n37cdae16w
SHA256 396f1f4e3a1a19acb953d4acd57f11532debee7712124f36c11de96d32c01899
MD5 6e8d591fd86324439a6d425c37200e20
SHA1 cbe16b2a45caa56130b294a6975f929b8cf2997c
SHA512 a79b2dbaa435b2bd80210a66d9aa12eaf703f26e0ed5fb3383616739ea3e12ec8636d01983c9b13fb893bf2b82ae555780058917ba2e31f8a4cf418e5016660b
TLSH
T184017B23C32CD4ED028968FBD922A693BEC7A3DCC4A821949179EAD84C46A04045B1B3
MD5 SHA1 SHA512 TLSH

Score

8^/10

discovery execution ransomware

Malware Config

Signatures

Badlisted process makes network request 1 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
2	5992	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Powershell Invoke Web Request.

execution

PowerShell

T1059.001

pid	Process
5992	powershell.exe

Executes dropped EXE 3 IoCs

pid	Process
5344	python-installer.exe
5916	python-installer.exe
5852	python-3.10.9-amd64.exe

Loads dropped DLL 1 IoCs

pid	Process
5916	python-installer.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	python-3.10.9-amd64.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	python-installer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	python-installer.exe

Checks SCSI registry key(s) 3 TTPs 5 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters	vssvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr	vssvc.exe
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr\PartitionTableCache = 0000000004000000d425738488256c770000000000000000000000000000000000000000000000000000000000000000000000000000000000001071020000000000c0120000000000000000000000002701010000883801d42573840000000000001071020000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000d0830200000000006025c501000000000000000000000700010000e84101d4257384000000000000d08302000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030a9c701000000000000050000000000000000000000070001000098d4e3d425738400000000000030a9c7010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030a9cc0100000000000005000000000000000000000007000100009854e6d425738400000000000030a9cc01000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	vssvc.exe
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr\SnapshotDataCache = 534e41505041525401000000700000008ec7416a0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	vssvc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters	vssvc.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5992	powershell.exe
5992	powershell.exe

Suspicious use of AdjustPrivilegeToken 12 IoCs

description	pid	Process
Token: SeDebugPrivilege	5992	powershell.exe
Token: SeBackupPrivilege	1392	vssvc.exe
Token: SeRestorePrivilege	1392	vssvc.exe
Token: SeAuditPrivilege	1392	vssvc.exe
Token: SeBackupPrivilege	4240	srtasks.exe
Token: SeRestorePrivilege	4240	srtasks.exe
Token: SeSecurityPrivilege	4240	srtasks.exe
Token: SeTakeOwnershipPrivilege	4240	srtasks.exe
Token: SeBackupPrivilege	4240	srtasks.exe
Token: SeRestorePrivilege	4240	srtasks.exe
Token: SeSecurityPrivilege	4240	srtasks.exe
Token: SeTakeOwnershipPrivilege	4240	srtasks.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5916	python-installer.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4496 wrote to memory of 5480	4496	cmd.exe	89
PID 5480 wrote to memory of 5992	5480	cmd.exe	90
PID 4496 wrote to memory of 3184	4496	cmd.exe	91
PID 4496 wrote to memory of 5344	4496	cmd.exe	92
PID 5344 wrote to memory of 5916	5344	python-installer.exe	93
PID 5916 wrote to memory of 5852	5916	python-installer.exe	94

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Blank-main\install_python.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:4496
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c powershell -Command "Invoke-WebRequest https://www.python.org/ftp/python/ -UseBasicParsing | Select-String -Pattern '3.10.[0-9]{1,2}' -AllMatches | Select-Object -ExpandProperty Matches | Select-Object -ExpandProperty Value | Sort-Object -Descending -Unique | Select-Object -First 1"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5480
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -Command "Invoke-WebRequest https://www.python.org/ftp/python/ -UseBasicParsing | Select-String -Pattern '3.10.[0-9]{1,2}' -AllMatches | Select-Object -ExpandProperty Matches | Select-Object -ExpandProperty Value | Sort-Object -Descending -Unique | Select-Object -First 1"
    3⤵
    - Badlisted process makes network request
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:5992
- C:\Windows\system32\curl.exe
  curl -L -o python-installer.exe https://www.python.org/ftp/python/3.10.9/python-3.10.9-amd64.exe
  2⤵
  PID:3184
- C:\Users\Admin\AppData\Local\Temp\Blank-main\python-installer.exe
  python-installer.exe /quiet /passive InstallAllUsers=0 PrependPath=1 Include_test=0 Include_pip=1 Include_doc=0
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5344
- - C:\Windows\Temp\{42221FE1-36DE-4699-B5F0-0DB893A72BF6}\.cr\python-installer.exe
    "C:\Windows\Temp\{42221FE1-36DE-4699-B5F0-0DB893A72BF6}\.cr\python-installer.exe" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\Blank-main\python-installer.exe" -burn.filehandle.attached=608 -burn.filehandle.self=604 /quiet /passive InstallAllUsers=0 PrependPath=1 Include_test=0 Include_pip=1 Include_doc=0
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:5916
  - - C:\Windows\Temp\{210EBAFD-D1A4-4D3C-B889-DDA5B5B109FE}\.be\python-3.10.9-amd64.exe
      "C:\Windows\Temp\{210EBAFD-D1A4-4D3C-B889-DDA5B5B109FE}\.be\python-3.10.9-amd64.exe" -q -burn.elevated BurnPipe.{12E78B5D-7000-4F42-870B-8E0E6253045D} {FF1FEADA-84C8-4165-A87F-1CE3B0B6661F} 5916
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:5852

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:1392

C:\Windows\system32\srtasks.exe
C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4240

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

python-installer.exe

Path C:\Users\Admin\AppData\Local\Temp\Blank-main\python-installer.exe
Size 27.6MB
SHA256 b8c707fb7a3a80f49af5a51c94f428525a3ad4331c7b9e3b2e321caf5cb56d7d
MD5 dce578fe177892488cadb6c34aea58ee
SHA1 e562807ddd0bc8366d936ce72684ce2b6630e297
SHA512 8858aa7e82ca8cf559eeb25c14d86d24637a86e64c8db7465c99d05558ce3c67cea18d68abdfbe3df08cdbedfca5f819aa7fd8e57beae2054a7f7a8a64c04b41
SSDEEP 393216:rLQzCSAmQThdbDLP4+pG+ynEuB2EdPJPSmZ7SCZtnfhk1pACJ+DH5dTLwUTmhU+3:rqCLPxpG+tRKPJPSu7rkphcDnwhC7i
TLSH
T185573372A2648426EBF412B77655AB30FE6C7F203B44442DE2C8FC5829BD09356F7267
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

PythonBA.dll

Path C:\Windows\Temp\{210EBAFD-D1A4-4D3C-B889-DDA5B5B109FE}\.ba\PythonBA.dll
Size 650KB
SHA256 c016025b6e3c1335eef8f544cb88a948d7c785fd5247b994c8ec91a4fce5f899
MD5 64d1e3b44bfce17b6a43e9ca200bfaa2
SHA1 2617a95208a578c63653b76506b27e36a1ee6bba
SHA512 002fcb10e7aec037eee5acdbdc20719f10147917330f769943e4342d99a9596df5f09c039be5a8daa871062bf4c7263ae4d6582f971ced570c85abcbea87cc77
SSDEEP 6144:Rhu8je1UEVeUW0WZwkwKhJaR4wkwHRg0Twvc6SJUugnqxIDY:RhuC9seU3ZKhJaR4wk0RgnY
TLSH
T1C1E48E1074C082B2FDF620B74ABCB63655ADE4B00754D6CB16D84EEAEA705C2AF37653
MD5 SHA1 SHA512 SSDEEP TLSH

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SideBar.png

Path C:\Windows\Temp\{210EBAFD-D1A4-4D3C-B889-DDA5B5B109FE}\.ba\SideBar.png
Size 50KB
SHA256 79434bd1368f47f08acf6db66638531d386bf15166d78d9bfea4da164c079067
MD5 888eb713a0095756252058c9727e088a
SHA1 c14f69f2bef6bc3e2162b4dd78e9df702d94cdb4
SHA512 7c59f4ada242b19c2299b6789a65a1f34565fed78730c22c904db16a9872fe6a07035c6d46a64ee94501fbcd96de586a8a5303ca22f33da357d455c014820ca0
SSDEEP 1536:/c/aRsg1fYfJt0Bg74nWPMMCNBaeQzxxj8ckBo:UcsgGfP0yCWTAaeyxxjGBo
TLSH
T1F33302E488115E7BCBE33A0615458CEF4EA9215F976C91886971C7CA5842F0CE3FE9D0
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

python-installer.exe

Path C:\Windows\Temp\{42221FE1-36DE-4699-B5F0-0DB893A72BF6}\.cr\python-installer.exe
Size 849KB
SHA256 ae5f3d9aaf871d4cf62b3106a7babb66a5c52fdf5ea9b93467c45bd047319c66
MD5 d988448411dc7548332378f7f61508a4
SHA1 34989539914256ea9f6d691236039d806be6f7ca
SHA512 eb631c340bebb6ce3a6100383fe5e5bd8d2b700ca2c9cd07c1bff4decb8b72a9223596786ef0e8040097135765d7af479f3bfa10957abba32143fc9c9b51ce97
SSDEEP 24576:Lu/OfDlEUKWflmTP3SGxjvy/qykh8Kmqejv4GPAH:3fU4UjSgQ8nMzdc
TLSH
T17D05AF32A5A14032E6F105B3BE289530BD6CAF38175488AEE3D4FD1D7EB849167F7252
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/5992-6-0x00007FFAEF4E0000-0x00007FFAEFE84000-memory.dmp

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memory/5992-7-0x00007FFAEF4E0000-0x00007FFAEFE84000-memory.dmp

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memory/5992-8-0x00007FFAEF4E0000-0x00007FFAEFE84000-memory.dmp

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memory/5992-9-0x00007FFAEF4E0000-0x00007FFAEFE84000-memory.dmp

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memory/5992-10-0x00007FFAEF4E0000-0x00007FFAEFE84000-memory.dmp

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memory/5992-11-0x00007FFAEF4E0000-0x00007FFAEFE84000-memory.dmp

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memory/5992-13-0x00007FFAEF4E0000-0x00007FFAEFE84000-memory.dmp

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memory/5992-14-0x00007FFAEF4E0000-0x00007FFAEFE84000-memory.dmp

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memory/5992-0-0x00007FFAEF66F000-0x00007FFAEF670000-memory.dmp

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memory/5992-5-0x00007FFAEF4E0000-0x00007FFAEFE84000-memory.dmp

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memory/5992-4-0x000001CAF6760000-0x000001CAF6782000-memory.dmp

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memory/5992-3-0x00007FFAEF4E0000-0x00007FFAEFE84000-memory.dmp

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