Analysis
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max time kernel
148s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
19-02-2025 03:05
Static task
static1
Behavioral task
behavioral1
Sample
PURCHASE ORDER.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
PURCHASE ORDER.exe
Resource
win10v2004-20250217-en
General
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Target
PURCHASE ORDER.exe
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Size
776KB
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MD5
9c7a8eff3b37756a1929f49f3b3053e6
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SHA1
8c71c99e38e7322e3b4713dbb4c232419ec6659b
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SHA256
ae88fec8df2e320104325abf884d96a5a5248b174cb42351fe46bb2f43c99ecc
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SHA512
4d5ef22923096b33a0a52b22a3d4df4a60bc114ddd8cf52f880b0f89121d11f8298ea7760549ab8bb44986b8c5411420124468af51bdd94eba4eb86df6bb339a
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SSDEEP
24576:tMRHPv6tkVi6z7UdFzulgJ/85Q03OTTObeL8MRH:tMZqaVlUQgJ/4tmTB8MZ
Malware Config
Extracted
snakekeylogger
https://api.telegram.org/bot5227573794:AAECZBnQSxLs0aOVsV2wnclC6-WKnxPpi_k/sendMessage?chat_id=5217421430
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 1 IoCs
resource yara_rule behavioral2/memory/2744-42-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Snakekeylogger family
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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2244 powershell.exe 2256 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-1-5-21-925314154-1797147466-1467878628-1000\Control Panel\International\Geo\Nation PURCHASE ORDER.exe -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-925314154-1797147466-1467878628-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PURCHASE ORDER.exe Key opened \REGISTRY\USER\S-1-5-21-925314154-1797147466-1467878628-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PURCHASE ORDER.exe Key opened \REGISTRY\USER\S-1-5-21-925314154-1797147466-1467878628-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PURCHASE ORDER.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 14 checkip.dyndns.org 17 reallyfreegeoip.org 18 reallyfreegeoip.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2288 set thread context of 2744 2288 PURCHASE ORDER.exe 92 -
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 5 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 schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PURCHASE ORDER.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PURCHASE ORDER.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.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 2672 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 11 IoCs
pid Process 2288 PURCHASE ORDER.exe 2288 PURCHASE ORDER.exe 2288 PURCHASE ORDER.exe 2288 PURCHASE ORDER.exe 2244 powershell.exe 2256 powershell.exe 2288 PURCHASE ORDER.exe 2256 powershell.exe 2244 powershell.exe 2744 PURCHASE ORDER.exe 2744 PURCHASE ORDER.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2288 PURCHASE ORDER.exe Token: SeDebugPrivilege 2244 powershell.exe Token: SeDebugPrivilege 2256 powershell.exe Token: SeDebugPrivilege 2744 PURCHASE ORDER.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 2288 wrote to memory of 2244 2288 PURCHASE ORDER.exe 86 PID 2288 wrote to memory of 2244 2288 PURCHASE ORDER.exe 86 PID 2288 wrote to memory of 2244 2288 PURCHASE ORDER.exe 86 PID 2288 wrote to memory of 2256 2288 PURCHASE ORDER.exe 88 PID 2288 wrote to memory of 2256 2288 PURCHASE ORDER.exe 88 PID 2288 wrote to memory of 2256 2288 PURCHASE ORDER.exe 88 PID 2288 wrote to memory of 2672 2288 PURCHASE ORDER.exe 90 PID 2288 wrote to memory of 2672 2288 PURCHASE ORDER.exe 90 PID 2288 wrote to memory of 2672 2288 PURCHASE ORDER.exe 90 PID 2288 wrote to memory of 2744 2288 PURCHASE ORDER.exe 92 PID 2288 wrote to memory of 2744 2288 PURCHASE ORDER.exe 92 PID 2288 wrote to memory of 2744 2288 PURCHASE ORDER.exe 92 PID 2288 wrote to memory of 2744 2288 PURCHASE ORDER.exe 92 PID 2288 wrote to memory of 2744 2288 PURCHASE ORDER.exe 92 PID 2288 wrote to memory of 2744 2288 PURCHASE ORDER.exe 92 PID 2288 wrote to memory of 2744 2288 PURCHASE ORDER.exe 92 PID 2288 wrote to memory of 2744 2288 PURCHASE ORDER.exe 92 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-925314154-1797147466-1467878628-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PURCHASE ORDER.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-925314154-1797147466-1467878628-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PURCHASE ORDER.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.exe"C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2288 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2244
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\vEwlIKz.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2256
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vEwlIKz" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE724.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2672
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C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.exe"C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2744
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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Filesize
18KB
MD5d78f48c2d57e3b60a8f55302a2b96429
SHA1f64a464fee625684fcde4191c20c9ef52e5707a4
SHA25654e0ebe5a1edc6fc2cb0d1159e7e6c70f206cf010b2dccd6bceb73ab8a34b2d3
SHA51288fe7a47702b2a77e13a38c9ae971f707757b04c681fce037d6392232b3359d216cbf28ced1c625a7777eb01c523b8d366696562ec3a9040999b04651987913f
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD50f6b9be872b78b20f3f037d6eb65421e
SHA1d76a4a345e0fc8ba364cf43865418f5fe21d11e1
SHA2560db54904748d92b780c1c3ffcc0b8dee791a59a983bf11b5d25f26d81ac71d58
SHA51291ddc0fcf6b217260486924625ced4932140d8fceca9d0ac7164a403a19f59340a1e909fd698f8677e2355069a037ccca991fb98b2fc55cdce9e82f7cb529358