Analysis
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max time kernel
93s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
07/11/2024, 21:46
Static task
static1
Behavioral task
behavioral1
Sample
2459850e688ccd548b5e7274f8ce714fa596a0ca7464ddc7592199d134d0d8efN.exe
Resource
win7-20241010-en
General
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Target
2459850e688ccd548b5e7274f8ce714fa596a0ca7464ddc7592199d134d0d8efN.exe
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Size
5.2MB
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MD5
1ec58a38427967342f4b46c3831e4d40
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SHA1
ad7d51c9f3bac8aad7967702e95ea80c963d7cd4
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SHA256
2459850e688ccd548b5e7274f8ce714fa596a0ca7464ddc7592199d134d0d8ef
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SHA512
2d4cbe9f3515f0769aa45263a9b4faacc97785f3955d00dfe4ec5eb79890c7eed06862fa0c4e23ef8394fe1a9462d1763a72bb8a03c4f3beaa4e65810ee3ac53
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SSDEEP
98304:wxhtYrUqNd6Px5RrtcZmZYZT/UHZxUSa1xJKyWYoM+0ycJOVWIVj0:wJEUqNd6Px5RRcsYZT/yv7yDPyeWrw
Malware Config
Signatures
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 4628 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation 2459850e688ccd548b5e7274f8ce714fa596a0ca7464ddc7592199d134d0d8efN.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SeedPhrase Converter.exe.lnk 2459850e688ccd548b5e7274f8ce714fa596a0ca7464ddc7592199d134d0d8efN.exe -
Executes dropped EXE 1 IoCs
pid Process 2628 SeedPhrase Converter.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 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 SeedPhrase Converter.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2459850e688ccd548b5e7274f8ce714fa596a0ca7464ddc7592199d134d0d8efN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 4368 timeout.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1208 schtasks.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2628 SeedPhrase Converter.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4628 powershell.exe 4628 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2588 2459850e688ccd548b5e7274f8ce714fa596a0ca7464ddc7592199d134d0d8efN.exe Token: SeDebugPrivilege 4628 powershell.exe Token: SeDebugPrivilege 2628 SeedPhrase Converter.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 2588 wrote to memory of 4628 2588 2459850e688ccd548b5e7274f8ce714fa596a0ca7464ddc7592199d134d0d8efN.exe 87 PID 2588 wrote to memory of 4628 2588 2459850e688ccd548b5e7274f8ce714fa596a0ca7464ddc7592199d134d0d8efN.exe 87 PID 2588 wrote to memory of 4628 2588 2459850e688ccd548b5e7274f8ce714fa596a0ca7464ddc7592199d134d0d8efN.exe 87 PID 2588 wrote to memory of 1208 2588 2459850e688ccd548b5e7274f8ce714fa596a0ca7464ddc7592199d134d0d8efN.exe 88 PID 2588 wrote to memory of 1208 2588 2459850e688ccd548b5e7274f8ce714fa596a0ca7464ddc7592199d134d0d8efN.exe 88 PID 2588 wrote to memory of 1208 2588 2459850e688ccd548b5e7274f8ce714fa596a0ca7464ddc7592199d134d0d8efN.exe 88 PID 2588 wrote to memory of 2628 2588 2459850e688ccd548b5e7274f8ce714fa596a0ca7464ddc7592199d134d0d8efN.exe 91 PID 2588 wrote to memory of 2628 2588 2459850e688ccd548b5e7274f8ce714fa596a0ca7464ddc7592199d134d0d8efN.exe 91 PID 2588 wrote to memory of 2628 2588 2459850e688ccd548b5e7274f8ce714fa596a0ca7464ddc7592199d134d0d8efN.exe 91 PID 2588 wrote to memory of 1604 2588 2459850e688ccd548b5e7274f8ce714fa596a0ca7464ddc7592199d134d0d8efN.exe 92 PID 2588 wrote to memory of 1604 2588 2459850e688ccd548b5e7274f8ce714fa596a0ca7464ddc7592199d134d0d8efN.exe 92 PID 2588 wrote to memory of 1604 2588 2459850e688ccd548b5e7274f8ce714fa596a0ca7464ddc7592199d134d0d8efN.exe 92 PID 1604 wrote to memory of 4368 1604 cmd.exe 94 PID 1604 wrote to memory of 4368 1604 cmd.exe 94 PID 1604 wrote to memory of 4368 1604 cmd.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\2459850e688ccd548b5e7274f8ce714fa596a0ca7464ddc7592199d134d0d8efN.exe"C:\Users\Admin\AppData\Local\Temp\2459850e688ccd548b5e7274f8ce714fa596a0ca7464ddc7592199d134d0d8efN.exe"1⤵
- Checks computer location settings
- Drops startup file
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2588 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\Conventer.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4628
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /tn Conventer /tr "C:\Users\Admin\AppData\Local\Temp\Conventer.exe\SeedPhrase Converter.exe" /st 21:51 /du 23:59 /sc daily /ri 1 /f2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1208
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C:\Users\Admin\AppData\Local\Temp\Conventer.exe\SeedPhrase Converter.exe"C:\Users\Admin\AppData\Local\Temp\Conventer.exe\SeedPhrase Converter.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of AdjustPrivilegeToken
PID:2628
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpB2D5.tmp.cmd""2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1604 -
C:\Windows\SysWOW64\timeout.exetimeout 63⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:4368
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
5.8MB
MD56ee0d8be4ce54edad0392a908c5dd886
SHA1a430499e4fdfed31a891807f8ecf4576332e3199
SHA25626a34028d20f7431481d5bd12ec18f5cfedcf930963c0382fec4d01716faac10
SHA512b107a6e22f5a697b8ea3034298d2945035728786e64d1318929d6757b4b0e2ae63165899069bbf7d7ebf894828265943bc34f4b45614137c510425ff30623261
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
217B
MD5e53a036eab09c7f8462f2e89d240c695
SHA1465c5ed26b78f4186618c90940251191aff076a3
SHA256c6f7a2791b6bebc3ab0f55da620ca657f73cd07e88f80075195e80e3549209a5
SHA5121d2fac06b74afb42de197faea5e1529f6ed9ae7d58ff9cca4a50d6de94d8ffc1178a8aae6f04785604d8370054be03a6f04e44c86c0fdf4e3e12bda152ec7452